2015 (47 papers) 299. D. Ansari Oghol Beig, J. Cheng, C. Della Giovampaola, A. Askarpour, A. Alù, N. Engheta, and H. Mosallaei, “Simulating Wave Phenomena in Large Graded-Pattern Arrays with Random Perturbation,” Progress in Electromagnetics Research, Vol. 154, pp. 127-141, December 29, 2015. (web) 298. P. Y. Chen, K. Q. Le, and A. Alù, “Nonlinear Nanocircuitry Based on Quantum Tunneling Effects,” MRS Communications, Vol. 5, No. 4, pp. 565-571, December 24, 2015, (invited paper). (web) 297. N. Mohammadi Estakhri, and A. Alù, “Recent Progress in Gradient Metasurfaces,” Journal of the Optical Society of America B, Special Feature Issue on Electromagnetic Metasurfaces, Vol. 33, No. 2, pp. A21-A30, December 16, 2015, (invited paper). (web) 296. C. A.Valagiannopoulos, A. N. Askarpour, and A. Alù, “Aharonov-Bohm Detection of Two-Dimensional Magnetostatic Cloaks,” Physical Reviwe B, Vol. 92, No. 22, 224414 (6 pages), December 10, 2015. (web) 295. D. Ramaccia, D. L. Sounas, A. Alù, F. Bilotti, A. Toscano, “Non-Reciprocal Horn Antennas Using Angular Momentum-Biased Metamaterial Inclusions,” IEEE Transactions on Antennas an Propagation, Vol. 63, No. 12, pp. 5593-5600, December 2015. (web) 294. J. S. Gomez-Diaz, M. Tymchenko, and A. Alù, “Hyperbolic Metasurfaces for Ultrathin Devices,” Optics and Photinics News, Year in Optics 2015, Vol. 26, No. 12, p. 36, December 1, 2015. (web) 293. A. N. Askarpour, Y. Zhao, and A. Alù, “Optical Chirality Enhancement in Twisted Arrays of Plasmonic Nano-Rods,” Amirkabir International Journal of Science and Research, Vol. 46, No. 2, pp. 15-22, Dec. 1, 2015. (web) 292. M. Tymchenko, J. S. Gomez-Diaz, J. Lee, M. A. Belkin, and A. Alù, “Gradient Nonlinear Pancharatnam-Berry Metasurfaces,” Physical Review Letters, Vol. 115, No. 20, 207403 (5 pages), November 10, 2015. (web, arxiv) 291. D. Correas-Serrano, J. S. Gomez-Diaz, A. Alù, and A. Alvarez-Melcon, “Electrically and Magnetically Biased Graphene-Based Cylindrical Waveguides: Analysis and Applications as Reconfigurable Antennas,” IEEE Transactions on Terahertz Science and Technology, Vol. 5, No. 6, pp. 951-960, November 2015. (web) 290. J. Soric, and A. Alù, “Longitudinally Independent Matching and Arbitrary Wave Patterning Using ε-Near-Zero Channels,” IEEE Transactions on Microwave Theory and Techniques, Vol. 63, No. 11, pp. 3558-3567, November 2015. (web) 289. D. Correas-Serrano, J. S. Gomez-Diaz, and A. Alù, “Nonlocal Response of Hyperbolic Metasurfaces,”  Optics Express, Special Feature Issue on Surface Plasmon Photonics, Vol. 23, No. 23, pp. 29434-29448, November, 2015, (invited paper). (web) 288. J. Soric, A. Monti, A. Toscano, F. Bilotti, and A. Alù, “Dual-Polarized Reduction of Dipole Antenna Blockage Using Metasurface Cloaks,,” IEEE Transactions on Antennas and Propagation, Vol. 63, No. 11, pp. 4027-4034, November 2015. (web) 287. M. D. Guild, A. J. Hicks, M. R. Haberman, A. Alù, and P. S. Wilson, “Acoustic Scattering Cancellation of Irregular Objects Using Spherical Layers,” Journal of Applied Physics, Vol. 118, No. 16, 164903 (13 pages), October 27, 2015. (web) [[This paper has been featured on the journal cover, selected as featured article, and highlighted in an American Institute of Physics press release] 286. A. B. Khanikaev*, R. Fleury*, H. Mousavi, and A. Alù, “Topologically Robust Sound Propagation in an Angular-Momentum-Biased Graphene-Like Resonator Lattice,” Nature Communications, Vol. 6, No. 8260 (7 pages), October 7, 2015. (web) 285. J. S. Gomez-Diaz, M. Tymchenko, and A. Alù, “Hyperbolic Metasurfaces: Surface Plasmons, Light-Matter Interactions, and Physical Implementation using Graphene Strips,” Optical Materials Express, Special Feature Issue on Plasmonics, Vol. 5, Issue 10, pp. 2313-2329,  September 24, 2015, (invited paper). (web) 284. Y. Hadad, D. L. Sounas, and A. Alù, “Space-Time Gradient Metasurfaces,” Physical Review B, Rapid Communications, Vol. 92, No. 10, 100304R (6 pages), September 22, 2015. (web, arxiv) 283. J. S. Gomez-Diaz, M. Tymchenko, J. Lee, M. A. Belkin, and A. Alù, “Nonlinear Processes in Multi-Quantum-Well Plasmonic Metasurfaces: Electromagnetic Response, Saturation Effects, and Fundamental Limits,” Physical Review B, Vol. 92, No. 12, 125429 (13 pages), September 21, 2015. (web, arxiv) 282. C.F. Sieck, A. Alù, and M.R. Haberman, “Dynamic Homogenization of Acoustic Metamaterials with Coupled Field Response,” Physics Procedia, Vol. 70, pp. 275-278, September 19, 2015. (web) 281. R. Fleury, D. L. Sounas, M. R. Haberman, and A. Alù, “Nonreciprocal Acoustics,” Acoustics Today, Vol. 11, No. 3, pp. 14-21, September 1, 2015, (invited review paper). (web) 280. R. Fleury*, F. Monticone*, and A. Alù, “Invisibility and Cloaking: Origins, Present, and Future Perspectives,” Physical Review Applied, Vol. 4, No. 3, 037001 (20 pages), September 1, 2015, (invited review paper). (web) 279. P. Y. Chen, C. Argyropoulos, G. D’Aguanno, and A. Alù, “Enhanced Second-Harmonic Generation by Metasurface Nanomixer and Nanocavity,” ACS Photonics, Vol. 2, No. 8, pp. 1000-1006, August 27, 2015. (web) 278. C. Valagiannopoulos, and A. Alù, “The Role of Reactive Energy in the Flow of Energy Radiated by a Dipole Antenna,” IEEE Transactions on Antennas and Propagation, Vol. 63, No. 8, pp. 3736-3741, August 2, 2015. (web) 277. N. Mohammadi Estakhri, C. Argyropoulos, and A. Alù, “Graded Metascreens to Enable a New Degree of Nanoscale Light Management,” Philosophical Transactions A, Special Issue on Spatial Transformations: from Fundamentals to Applications, Vol. 373, No. 2049, 20140351 (15 pages), July 27, 2015, (invited paper). (web) 276. D. L. Sounas, R. Fleury, and A. Alù, “Unidirectional Cloaking Based on Metasurfaces with Balanced Loss and Gain,” Physical Review Applied, Vol. 4, 014005 (11 pages), July 16, 2015. (web) 275. A. D. Yaghjian, M. G. Silveirinha, A. N. Askarpoor, and A. Alù, “Electric Quadrupolarizability of a Source-Driven Dielectric Sphere,” Progress in Electromagnetics Research B, Vol. 63, pp. 95-106, July 13, 2015. (web) 274. W. Chen, M. Tymchenko, P. Gopalan, X. Ye, Y. Wu, M. Zhang, C. B. Murray, A. Alù, and C. R. Kagan, “Large-Area Nanoimprinted Colloidal Au Nanocrystal-Based Nanoantennas for Ultrathin Polarizing Plasmonic Metasurfaces,” Nano Letters, Vol. 15, No. 8, pp. 5254-5260, July 10, 2015. (web) 273. J. C. Soric, A. Monti, A. Toscano, F. Bilotti, and A. Alù, “Multiband and Wideband Bilayer Mantle Cloaks,” IEEE Transactions on Antennas and Propagation, Vol. 63, No. 7, pp. 3235- 3240, July 1, 2015. (web) 272. B. Hopkins, D. S. Filonov, A. E. Miroshnichenko, F. Monticone, A. Alù, and Y. S. Kivshar, “Interplay of Magnetic Responses in All-Dielectric Oligomers to Realize Magnetic Fano Resonances,” ACS Photonics, Vol. 2, No. 6, pp. 724-729, June 1, 2015. (web, arxiv) 271. J. S. Gomez-Diaz, M. Tymchenko, and A. Alù, “Hyperbolic Plasmons and Topological Transitions over Uniaxial Metasurfaces,” Physical Review Letters, Vol. 114, No. 23, 233901 (5 pages), June 11, 2015. (web) 270. A. B. Khanikaev, and A. Alù, “Nonlinear Dynamic Reciprocity,” Nature Photonics, Vol. 9, No. 6, pp. 359-361, June 1, 2015. (web) 269. B. Orazbayev, N. Mohammadi Estakhri, M. Beruete, and A. Alù, “Terahertz Carpet Cloak Based on a Ring Resonator Metasurface,” Physical Review B, Vol. 91, No. 19, 195444 (5 pages), May 29, 2015. (web) 268. R. Fleury, D.L. Sounas, and A. Alù, “Subwavelength Ultrasonic Circulator Based on Spatio-Temporal Modulation,” Physical Review B, Vol. 91, No. 17, 174306 (9 pages), May 28, 2015. (web) 267. F. Monticone, and A. Alù, “Leaky-Wave Theory, Techniques and Applications: From Microwaves to Visible Frequencies,” Proceedings of IEEE, Vol. 103, No. 5, pp. 793-821, May 26, 2015, (invited paper). (web) 266. A. Monti, A. Alù, A. Toscano, F. Bilotti, “Optical Scattering Cancellation Through Arrays of Plasmonic Nanoparticles: A Review,” Photonics, Special Issue on New Frontiers in Plasmonics and Metamaterials, Vol. 2, No. 2, pp. 540-552, May 18, 2015, (invited paper). (web) 265. Y. L. Wang, N. Mohammadi Estakhri, A. Johnson, H. Y. Li, L. X. Xu, L. Y. Sun, Z. Zhang,  A. Alù, Q. Q. Wang, C. K. Shih, “Plasmonic Nanoplatelet Resonance Tuning for Enhanced Upconversion of Single NaYF4:Yb3+/Er3+ Nanocrystals,” Scientific Reports, Vol. 5, No. 10196 (7 pages), May 15, 2015. (web) 264. A. F. Koenderink, A. Alù, and A. Polman, “Nanophotonics: Shrinking Light-Based Technology,” Science, Vol. 348, No. 6234, pp. 516-521, May 1, 2015, (invited paper). (web) 263. M. Farhat, P. Y. Chen, H. Bagci, C. Anra, S. Guennaeau, and A. Alù, “Thermal Invisibility Based on Scattering Cancellation and Mantle Cloaking,” Scientific Reports, Vol. 5, No. 9876 (7 pages), April 30, 2015. (web) 262. A. Monti, J. Soric, A. Alù, A. Toscano, and F. Bilotti, “Anisotropic Mantle Cloaks for TM and TE Scattering Reduction,” IEEE Transactions on Antennas and Propagation, Vol. 63, No. 4, pp. 1775-1788, April 1, 2015. (web) 261. A. Monti, A. Alù, A. Toscano, and F. Bilotti, “Optical Invisibility Through Metasurfaces Made of Plasmonic Nanoparticles,” Journal of Applied Physics, Vol. 117, No. 12, 123103 (10 pages), March 25, 2015. (web) 260. S. Savoia, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “PT -Symmetry-Induced Wave Confinement and Guiding in Epsilon-Near-Zero Metamaterials,” Physical Review B, Vol. 91, No. 11, 115114 (10 pages), March 5, 2015. (web, arxiv) 259. X. Ding, F. Monticone, K. Zhang, L. Zhang, D. Gao, S. N. Burokur, A. de Lustrac, Q. Wu, C. W. Qiu, and A. Alù, “Ultrathin Pancharatnam-Berry Metasurface with Maximal Cross-Polarization Efficiency,” Advanced Materials, Vol. 27, No. 7, pp. 1195-1200, February 18, 2015. (web) 258. D. Strickland, A. Ayòn, and A. Alù, “Dynamic Polarizability Tensor for Circular Cylinders,” Physical Review B, Vol. 91, No. 8, 085104 (10 pages), February 6, 2015. (web) 257. N. Estep, A. N. Askarpoor, and A. Alù, “Experimental Demonstration of Negative-Index Propagation in a Rectangular Waveguide Loaded with Complementary Split-Ring Resonators,” IEEE Antennas and Wireless Propagation Letters, Vol. 14, pp. 119-122, February 2, 2015. (web) 256. A. Alù, “On the Quest to Invisibility: Meta-materials and Cloaking,” Forum for Electromagnetic Research Methods and Application Technologies (FERMAT), Vol. 7, No. 1 (5 pages), January 30, 2015. (web) 255. N. Mohammadi Estakhri, and A. Alù, “Ultra-Thin Unidirectional Carpet Cloak and Wavefront Reconstruction with Graded Metasurfaces,” IEEE Antennas and Wireless Propagation Letters, Special Cluster on Transformation Electromagnetics, Vol. 13, pp. 1775-1778, January 28, 2015, (invited paper). (web) 254. K. Q. Le, A. Alù, and J. Bai “Multiple Fano Interferences in a Plasmonic Metamolecule Consisting of Asymmetric Metallic Nanodimers,” Journal of Applied Physics, Vol. 117, No. 2, 023118 (10 pages), January 14, 2015. (web) 253. R. Fleury, D. L. Sounas, and A. Alù, “An Invisible Acoustic Sensor Based on Parity-Time Symmetry,” Nature Communications, Vol. 6, No.5905 (7 pages), January 6, 2015. (web) 2014 (44 papers) 252. R. Fleury, and A. Alù, “Metamaterial Buffer for Broadband Non-Resonant Impedance Matching of Obliquely Incident Acoustic Waves,” The Journal of the Acoustical Society of America, Vol. 136, No. 6, pp. 2935-2940, December 4, 2014. (web) 251. A. Silva, F. Monticone, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Doing Math with Light,” Optics and Photonics News, Year in Optics 2014, Vol. 25, No. 12, p. 52, December 1, 2014. (web) 250. N. Estep*, D. Sounas*, J. Soric, and A. Alù, “Magnetic-Free Non-Reciprocity Based on Parametrically Modulated Coupled-Resonator Loops,” Nature Physics, Vol. 10, No. 12, pp. 923-927, December 1, 2014. (web) [This paper has been featured on a UT Austin press release, MIT Technology Review, Phys.org. A News and Views commentary by Ari Sihvola appeared in the same issue] 249. Y. Zhao, X. X. Liu, and A. Alù, “Recent Advances on Optical Metasurfaces,” Journal of Optics, Vol. 16, No. 12, 123001 (14 pages), November 26, 2014, (invited review paper). (web) [This paper has been selected as Journal of Optics’ Paper of the Week; This paper has been selected as a Journal of Optics Highlight of 2014] 248. J. Lee, S. Jung, P. Y. Chen, F. Lu, F. Demmerle, M. C. Amann, A. Alù, and M. A. Belkin, “Ultrafast Electrically-Tunable Polaritonic Metasurfaces,” Advanced Optical Materials, Vol. 2, No. 11, pp. 1057-1063, November 20, 2014. (web) [This paper was featured on the inside front cover. This paper was selected to appear in the Best of Advanced Optical Materials – 2014 edition] 247. D. Sounas, and A. Alù, “Optical Isolation Based on Angular-Momentum Biasing,” Forum for Electromagnetic Research Methods and Application Technologies (FERMAT), Vol. 6, No. 2 (2 pages), November 18, 2014. (web) 246. F. Monticone, and A. Alù, “Trapping Light in Plain Sight: Embedded Eigenstates in Open 3D Nanostructures,” Forum for Electromagnetic Research Methods and Application Technologies (FERMAT), Vol. 6, No. 1 (2 pages), November 3, 2014. (web) 245. F. Monticone, and A. Alù, “The Quest for Optical Magnetism: From Split-Ring Resonators to Plasmonic Nanoparticles and Nanoclusters,” Journal of Materials Chemistry C, Vol. 2, No. 43, pp. 9059-9072, October 16, 2014, (invited feature article). (web) 244. K. Q. Le, and A. Alù, “Fano-Induced Solar Absorption Enhancement in Thin Organic Photovoltaic Cells,” Applied Physics Letters, Vol. 105, No. 14, 141118 (4 pages), October 10, 2014. (web) 243. C. Argyropoulos, P. Y. Chen, G. D’Aguanno, and A. Alù, “Temporal Soliton Excitation in an ε-Near-Zero Plasmonic Metamaterial,” Optics Letters, Vol. 39, No. 19, pp. 5566-5569, September 19, 2014. (web) 242. Y. Wu, C. Zhang, N. Mohammadi Estakhri, Y. Zhao, J. Kim, M. Zhang, X. X. Liu, G. K. Pribi, A. Alù, C. K. Shih, and X. Li, “Intrinsic Optical Properties and Enhanced Plasmonic Response of Epitaxial Silver,” Advanced Materials, Vol. 26, No. 35, pp. 6106-6110, erratum at pp. 6054-6055, September 17, 2014. (web, arxiv) 241. A. Khanikaev, and A. Alù, “One-Way Photons in Silicon,” Nature Photonics, Vol. 8, pp. 680-682, September 1, 2014. (web) 240. P. Y. Chen, M. Farhat, A. N. Askarpoor, M. Tymchenko, and A. Alù, “Infrared Beam-Steering Using Acoustically Modulated Surface Plasmons over a Graphene Monolayer,” Journal of Optics, Special Issue Mid-IR and THz Photonics, Vol. 16, No. 9, 094008 (9 pages), September 3, 2014, (invited paper). (web) [This paper has been selected as Journal of Optics’ Paper of the Week; This paper has been selected as a Journal of Optics Highlight of 2014] 239. A. N. Askarpour, Y. Zhao, and A. Alù, “Wave Propagation in Twisted Metamaterials,” Physical Review B, Vol. 90, 054305 (9 pages), August 25, 2014. (web) [This paper was selected as Editor’s Suggestion] 238. G. D’Aguanno, N. Mattiucci, M. J. Bloemer, R. Trimm, N. Aközbek, and A. Alù, “Frozen Light in a Near-Zero Index Metasurface,” Physical Review B, Vol. 90, No. 5, 054202 (10 pages), August 7, 2014. (web) 237. P. Y. Chen, H. Huang, D. Akinwande, and A. Alù, “Graphene-Based Plasmonic Platform for Reconfigurable Terahertz Devices,” ACS Photonics, Vol. 1, No. 8, pp. 647-654, August 1, 2014. (web) 236. F. Monticone, and A. Alù, “Physical Bounds on Electromagnetic Invisibility and the Potential of Superconducting Cloaks,” Photonics and Nanostructures - Fundamentals and Applications, Special Issue for Metamaterials 2013, Vol. 12, No. 4, pp. 330-339, August 1, 2014, (invited paper). (web) 235. J. C. Soric*, R. Fleury*, A. Monti, A. Toscano, F. Bilotti, and A. Alù, “Controlling Scattering and Absorption with Metamaterial Covers,” IEEE Transactions on Antennas and Propagation, Vol. 62, No. 8, Vol. 62, No. 8, pp. 4220-4229, August 1, 2014. (web) 234. R. Fleury, and A. Alù, “Manipulation of Electron Flow Using Near-Zero Index Semiconductor Metamaterials,” Physical Review B, Vol. 90, No. 3, 035138 (6 pages), July 29, 2014. (web) [[Fig. 5 from this paper has been selected for PRB Kaleidoscope] 233. M. D. Guild, A. Alù, and M. R. Haberman, “Cloaking of an Acoustic Sensor Using Scattering Cancellation,” Applied Physics Letters, Vol. 105, No. 2, 023510 (4 pages), July 17, 2014. (web) 232. R. Fleury, D. Sounas, and A. Alù, “Negative Refraction and Planar Focusing Based on Parity-Time Symmetric Metasurfaces,” Physical Review Letters, Vol. 113, No. 2, 023903 (5 pages), July 10, 2014. (web) 231. J. Lee, M. Tymchenko, C. Argyropoulos, P. Y. Chen, F. Lu, F. Demmerle, G. Boehm, M. C. Amann, A. Alù, and M. A. Belkin, “Giant Nonlinear Response from Plasmonic Metasurfaces Coupled to Intersubband Transitions,” Nature, Vol. 511, No. 7507, pp. 65-69, July 2, 2014. (web) [This paper was highlighted on the general press, e.g., Laser Physics World, Daily Texan, UT Austin press release, Nanowerk] 230. D. Sounas, and A. Alù, “Extinction Symmetry for Reciprocal Objects and Its Implications on Cloaking and Scattering Manipulation,” Optics Letters, Vol. 39, No. 13, pp. 4053-4056, June 27, 2014. (web) 229. R. S. Schofield*, J. Soric*, D. Rainwater, A. Kekhoff, and A. Alù, “Scattering Suppression and Wideband Tunability of a Flexible Mantle Cloak for Finite-Length Conducting Rods,” New Journal of Physics, Vol. 16, No. 6, 063063 (18 pages), June 26, 2014. (web) 228. N. Mohammadi Estakhri, and A. Alù, “Manipulating Optical Reflections Using Engineered Nanoscale Metasurfaces,” Physical Review B, Vol. 89, No. 23, 235419 (8 pages), June 16, 2014. (web) 227. N. Mattiucci, G. D’Aguanno, M. Bloemer, and A. Alù, “Frustrated Total Internal Reflection and Critical Coupling in a Thick Plasmonic Grating with Narrow Slits,” Applied Physics Letters, Vol. 104, No. 22, 221113 (4 pages), June 6, 2014. (web) 226. C. Argyropoulos, G. D’Aguanno, and A. Alù, “Giant Second Harmonic Generation Efficiency and Ideal Phase Matching with a Double Epsilon-Near-Zero Cross-Slit Metamaterial,” Physical Review B, Vol. 89, No. 23, 235401 (6 pages), June 3, 2014. (web) 225. N. A. Estep, A. N. Askarpour, S. Trendafilov, G. Shvets, and A. Alù, “Transmission-Line Model and Propagation in a Negative-Index, Parallel-Plate Metamaterial to Boost Electron-Beam Interaction,” IEEE Transactions on Antennas and Propagation, Vol. 62, No. 6, pp. 3212- 3221, June 1, 2014. (web) 224. F. Monticone, and A. Alù, “Embedded Photonic Eigenvalues in 3D Nanostructures,” Physical Review Letters, Vol. 112, No. 21, 213903 (5 pages), May 29, 2014. [This paper has been selected as PRL Editor’s Suggestion] (web) 223. J. Shi*, S. Elias*, F. Monticone*, Y. Wu, D. Ratchford, X. Li, and A. Alù, “Modular Assembly of Optical Nanocircuits,” Nature Communications, Vol. 5, No. 3896 (8 pages), May 29, 2014. (web) 222. M. Farhat, P. Y. Chen, H. Bağcı, S. Enoch, S. Guenneau, and A. Alù, “Platonic Scattering Cancellation for Bending Waves over a Thin Plate,” Scientific Reports, Vol. 4, No. 4644 (7 pages), April 10, 2014. (web) 221. C. Argyropoulos, F. Monticone, N. Mohammadi Estakhri, and A. Alù, “Tunable Plasmonic and Hyperbolic Metamaterials,” International Journal of Antennas and Propagation, Special Issue on ‘Reconfigurable Electromagnetics through Metamaterials’, Vol. 2014, 532634 (11 pages), April 6, 2014, (invited paper). (web) 220. N. Mohammadi Estakhri, and A. Alù, “Minimum-Scattering Superaborbers,” Physical Review B, Rapid Communications, Vol. 89, No. 12, 121416(R), March 31, 2014. (web) 219. F. Monticone, and A. Alù, “Metamaterials and Plasmonics: From Nanoparticles to Nanoantenna Arrays, Metasurfaces and Metamaterials,” Chinese Physics B, Vol. 23, No. 4, 047809 (12 pages), March 20, 2014, (invited review paper). (web) [This paper was the most downloaded CPB paper in 2014] 218. D. Sounas, and A. Alù, “Angular-Momentum-Biased Nanorings to Realize Magnetic-Free Integrated Optical Isolation,” ACS Photonics, Vol. 1, No. 3, pp. 198-204, March 19, 2014. (web) [This paper has been selected to appear on the cover of ACS Photonics] 217. Y. Zhao, J. Shi, L. Sun, X. Li, and A. Alù, “Alignment-Free Three-Dimensional Optical Metamaterials,” Advanced Materials, Vol. 26, No. 9, pp. 1439-1445, March 5, 2014. (web) 216. E. Forati, G. Hanson, A. Yakovlev, and A. Alù, “Planar Hyperlens Based on a Modulated Graphene Monolayer,” Physical Review B, Rapid Communications, Vol. 89, No. 8, 081410(R), February 28, 2014. (web, arxiv) [A figure from this paper was selected for PRB Kaleidoscope] 215. R. Fleury, and A. Alù, “Cloaking and Invisibility: A Review,” Forum for Electromagnetic Research Methods and Application Technologies (FERMAT), Vol. 1, No. 9, February 24, 2014, (invited review paper). (web) 214. S. Savoia, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Tunneling of Obliquely-Incident Waves through PT –Symmetric Epsilon-Near- Zero Bi-Layers,” Physical Review B, Vol. 89, No. 8, 085105 (10 pages), February 6, 2014. (web, arxiv) 213. A. Alù, “Thermal Cloaks Get Hot,” Physics, Vol. 7, No. 12 (3 pages), February 3, 2014, (invited paper). (web) 212. R. Fleury, D. L. Sounas, C. F. Sieck, M. R. Haberman, and A. Alù, “Sound Isolation and Giant Linear Nonreciprocity in a Compact Acoustic Circulator,” Science, Vol. 343, No. 6170, pp. 516-519, January 31, 2014. (web, reprint, full text) [This paper has been selected to appear on the cover of Science. A Perspective from S. Cummer has appeared on the same issue, pp. 495-496. News highlights covering this paper have appeared on Bloomberg BusinessWeek, Scientific American, NBC News, Phys.org, Science Daily, LiveScience, among others. Covered on KUT News, aired nationally on the NPR program ‘Here & Now’] 211. M. Moccia, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Optical Isolation via Unidirectional Resonant Photon Tunneling,” Journal of Applied Physics, Vol. 115, No. 4, 043107 (9 pages), January 28, 2014. (web, arxiv) 210. R. Fleury, J. Soric, and A. Alù, “Physical Bounds on Absorption and Scattering for Cloaked Sensors,” Physical Review B, Vol. 89, No. 4, 045122 (12 pages), January 15, 2014. (web, arxiv) [This paper has been selected as PRB Editor’s Suggestion] 209. A. Silva*, F. Monticone*, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Performing Mathematical Operations with Metamaterials,” Science, Vol. 343. No. 6167, pp. 160-163, January 10, 2014. (web) [A Perspective from A. Sihvola has appeared on the same issue, pp. 144- 145; News highlights have appeared on Phys.org, New Scientist, Science News]. 2013 (36 papers) 208. P. Y. Chen, J. Soric, Y. R. Padooru, H. M. Bernety, A. B. Yakovlev, and A. Alù, “Nanostructured Graphene Metasurface for Tunable Terahertz Cloaking,” New Journal of Physics, Vol. 15, No. 12, 123029 (12 pages), December 17, 2013. (web) 207. M. Moccia, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Enhanced Faraday Rotation via Resonant Tunnelling in Tri-Layers Containing Magneto-Optical Metals,” Journal of Physics D, Vol. 47, No. 2, 025002 (8 pages), December 11, 2013. (web, arxiv) 206. P. Y. Chen, C. Argyropoulos, and A. Alù, “Broadening the Cloaking Bandwidth with Non-Foster Metasurfaces,” Physical Review Letters, Vol. 111, No. 23, 233001 (5 pages), December 3, 2013. (web, arxiv) 205. A. D. Yaghjian, A. Alù, and M. G. Silveirinha, “Homogenization of Spatially Dispersive Metamaterial Arrays in Terms of Generalized Electric and Magnetic Polarizations,” Photonics and Nanostructures - Fundamentals and Applications, Section METAMATERIALS, Special Issue on Homogenization of Metamaterials, Vol. 11, No. 4, pp. 374-396, December 3, 2013, (invited paper). (web) 204. A. Alù, and M. Silveirinha, (eds.) “Preface for the special issue on “Homogenization of Electromagnetic Metamataerials”,” Photonics and Nanostructures - Fundamentals and Applications, Vol. 11, No. 4, pp. 362-363, December 3, 2013. (web) 203. F. Monticone, and A. Alù, “Metamaterial-Enhanced Nanophotonics,” OPN - Year in Optics, Vol. 24, No. 12, p. 35, November 26, 2013. (web) 202. P. Y. Chen, and A. Alù, “Terahertz Metamaterial Devices Based on Graphene Nanostructures,” IEEE Transactions on  Terahertz Science and Technology, Special Issue on Metamaterials, Vol. 3, No. 6, pp. 748-756, November 5, 2013, (invited paper). (web) 201. F. Monticone, and A. Alù, “Do Cloaked Objects Really Scatter Less?,” Physical Review X, Special Issue on Metamaterials, Vol. 3, No. 4, 041005 (10 pages), October 21, 2013, (invited paper). (web, arxiv) [Press coverage by BBC, NBC News and Physics World] 200. P. Y. Chen, and A. Alù, “A Terahertz Photomixer Based on Plasmonic Nanoantennas Coupled to a Graphene Emitter,” Nanotechnology, Vol. 24, No. 45, 455202 (7 pages), October 15, 2013. (web) 199. C. Argyropoulos, F. Monticone, G. D’Aguanno, and A. Alù, “Plasmonic Nanoparticles and Metasurfaces to Realize Fano Spectra at Ultraviolet Wavelengths,” Applied Physics Letters, Vol. 103, No. 14, 143113 (4 pages), October 1, 2013. (web) 198. M. Barbuto, A. Alù, F. Bilotti, A. Toscano, and L. Vegni, “Characteristic Impedance of a Microstrip Line with a Dielectric Overlay,” The International Journal for Computation and Mathematics in Electrical and Electronic Engineering – COMPEL, Special Issue for FEM2010/MeTA2010, Vol. 32, No. 6, pp.1855-1867, September 15, 2013, (invited paper). (web) 197. G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic Funneling through a Single-Negative Slab Paired with a Double-Positive Transformation Slab,” The International Journal for Computation and Mathematics in Electrical and Electronic Engineering – COMPEL, Special Issue for FEM2010/MeTA2010, Vol. 32, No. 6, pp.1821-1833, September 15, 2013, (invited paper). (web) 196. X. X. Liu, J. W. Massey, M. F. Wu, K. T. Kim, R. A. Shore, A. E. Yılmaz, and A. Alù, “Homogenization of Three-Dimensional Metamaterial Objects and Validation by a Fast Surface-Integral Equation Solver,” Optics Express, Vol. 21, No. 19, pp. 21714-21727, September 6, 2013. (web) 195. D. L. Sounas, C. Caloz, and A. Alù, “Giant Non-Reciprocity at the Subwavelength Scale Using Angular Momentum-Biased Metamaterials,” Nature Communications, Vol. 4, No. 2407 (7 pages), September 2, 2013. (web) [This paper was highlighted by D. Pile in Nature Photonics, Vol. 7, No. 11, pp. 848-849, Nov. 2013] 194. R. Fleury, and A. Alù, “Extraordinary Sound Transmission through Density-Near-Zero Ultranarrow Channels,” Physical Review Letters, Vol. 111, No. 5, 055501 (5 pages), July 29, 2013. (web, arxiv) 193. X. X. Liu, and A. Alù, “Generalized Retrieval Method for Metamaterial Constitutive Parameters Based on a Physically Driven Homogenization Approach,” Physical Review B, Vol. 87, No. 23, 235136 (7 pages), June 26, 2013. (web, arxiv) 192. C. Argyropoulos, N. Mohammadi Estakhri, F. Monticone, and A. Alù, “Negative Refraction, Gain and Nonlinear Effects in Hyperbolic Metamaterials,” Optics Express, Focus Issue on Hyperbolic Metamaterials: Fundamentals and Applications, Vol. 21, No. 12, pp. 15037-15047, June 17, 2013, (invited paper). (web) 191. H. Altug, S. Maier, A. Alù, D. P. Tsai, and P. Lalanne, (eds.) “Introduction to the Issue on Nanoplasmonics,” IEEE Journal of Selected Topics in Quantum Electronics, Vol. 19, No. 3, 0200403, May 15, 2013. (web) 190. R. Fleury, and A. Alù, “Furtive Quantum Sensing Using Matter-Wave Cloaks,” Physical Review B, Rapid Communications, Vol. 87, No. 20, 201106(R) (5 pages), May 15, 2013. (web, arxiv) 189. F. Monticone, N. Mohammadi Estakhri, and A. Alù, “Full Control of Nanoscale Optical Transmission with a Composite Metascreen,” Physical Review Letters, Vol. 110, No. 20, 203903 (5 pages), May 14, 2013. (web, arxiv) [This paper has been selected as PRL Editor's suggestion; Covered on Phys.org] 188. R. Fleury, and A. Alù, “Enhanced Superradiance in Epsilon-Near-Zero Plasmonic Channels,” Physical Review B, Rapid Communications, Vol. 87, No. 20, 201101(R) (5 pages), May 10, 2013. (web, arxiv) 187. N. Mohammadi Estakhri, and A. Alù, “Physics of Unbounded, Broadband Absorption/Gain Efficiency in Plasmonic Nanoparticles,” Physical Review B, Vol. 87, No. 20, 205418 (9 pages), May 10, 2013. (web, arxiv) 186. C. Argyropoulos, K. Q. Le, N. Mattiucci, G. D’Aguanno, and A. Alù, “Broadband Absorbers and Selective Emitters Based on Plasmonic Brewster Metasurfaces,” Physical Review B, Vol. 87, No. 20, 205112 (6 pages), May 10, 2013. (web, arxiv) 185. G. Eleftheriades, A. Alù, “Comment on ‘Propagation and Negative Refraction’,” IEEE Microwave Magazine, Vol. 14, No. 4, pp. 24-30, May 7, 2013. (web, arxiv) 184. A. Alù, "Wave-Shaping Surfaces,” Physics, Vol. 6, No. 53, May 6, 2013, (invited paper). (web) 183. G. Castaldi, S. Savoia, V. Galdi, A. Alù, and N. Engheta, “PT Metamaterials via Complex-Coordinate Transformation Optics,” Physical Review Letters, Vol. 110, No. 17, 173901 (5 pages), April 24, 2013. (web, arxiv) [This paper has been selected as PRL Editor's suggestion] 182. P. Y. Chen, C. Argyropoulos, and A. Alù, “Terahertz Antenna Phase Shifters Using Integrally-Gated Graphene Transmission-Lines,” IEEE Transactions on Antennas and Propagation, Special Issue on Antennasa and Propagation at Mm- and Sub Mm-Waves, Vol. 61, No. 4, Part 1, pp. 1528-1537, April 1, 2013.. (web) 181. A. Alù, and N. Engheta, “Theory, Modeling and Features of Optical Nanoantennas,” IEEE Transactions on Antennas and Propagation, Special Issue on Antennas and Propagation at Mm- and Sub Mm-Waves, Vol. 61, No. 4, Part 1, pp. 1508-1517, April 1, 2013, (invited paper). (web) 180. J. C. Soric, P. Y. Chen, A. Kerkhoff, D. Rainwater, K. Melin, and A. Alù, “Demonstration of an Ultralow Profile Cloak for Scattering Suppression of a Finite-Length Rod in Free Space,” New Journal of Physics, Vol. 15, No. 3, 033037 (18 pages), March 25, 2013. (web) [Highlighted by many news outlets, including CNN, NBC, Fox, Discovery, US News, Daily Mail] 179. F. Monticone, C. Argyropoulos, and A. Alù, “Multilayered Plasmonic Covers for Comblike Scattering Response and Optical Tagging,” Physical Review Letters, Vol. 110, No. 11, 113901 (5 pages), March 12, 2013. (web, arxiv) [This paper has been selected as PRL Editor's suggestion] 178. Y. Zhao, and A. Alù, “Tailoring the Dispersion of Plasmonic Nanorods to Realize Broadband Optical Meta-Waveplates,” Nano Letters, Vol. 13, No. 3, pp. 1086-1091, February 5, 2013. (web) 177. Y. Lee, K. Hoshino, A. Alù, and X. Zhang, “Tunable Directive Radiation of Surface-Plasmon Diffraction Gratings,” Optics Express, Vol. 21, No. 3, pp. 2748-2756, January 29, 2013. (web) 176. F. Shafiei*, F. Monticone*, K. Q. Le, X. X. Liu, T. Hartsfield, A. Alù, and X. Li, “A Subwavelength Plasmonic Metamolecule Exhibiting Magnetic-Based Optical Fano Resonance,” Nature Nanotechnology, Vol. 8, pp. 95-99, January 27, 2013.. (web) [A News and Views highlighting our findings has also appeared in the same issue] 175. R. Fleury, and A. Alù, “Plasmonic Cloaking of Matter Waves,” Physical Review B, Vol. 87, No. 4, 045423 (6 pages), January 22, 2013. (web) 174. N. Liu*, F. Wen*, Y. Zhao*, Y. Wang, P. Nordlander, N. Halas, and A. Alù, “Individual Nanoantennas Loaded with Three-dimensional Optical Nanocircuits,” Nano Letters, Vol. 13, No. 1, pp. 142-147, January 9, 2013. (web) [This paper has been highlighted in K. Tsakmakidis, “Optical nanocircuits,” Nature Materials, Vol. 12, p. 178, Feb. 20, 2013] 173. J. Soric, S. Maci, N. Engheta, and A. Alù, “Omnidirectional Small Antennas Based on ε-Near-Zero Channel Matching,” IEEE Transactions on Antennas and Propagation, Vol. 61, No. 1, pp. 33-44, January 2013. (web) 2012 (31 papers) 172. A. Monti, J. Soric, A. Alù, A. Toscano, L. Vegni, and F. Bilotti, “Overcoming Mutual Blockage Between Neighboring Dipole Antennas Using a Low-Profile Patterned Metasurface,” IEEE Antennas and Wireless Propagation Letters, Vol. 11, pp. 1414-1417, December 20, 2012. (web) 171. F. Monticone, C. Argyropoulos, and A. Alù, “Cloaking Plasmonic Layers to Tailor the Optical Scattering at the Nnanoscale,” Scientific Reports, Special Issue for E-MRS 2012, Vol. 2, No. 912, December 3, 2012, (invited paper). (web) 170. P. Y. Chen, C. Argyropoulos, and A. Alù, “Enhanced Nonlinearities Using Plasmonic Nanoantennas,” Nanophotonics, Vol. 1, No. 3-4, pp. 221-233, December 2012, (invited review paper). (web) 169. Y. R. Padooru, A. B. Yakovlev, P. Y. Chen, and A. Alù, “Line-Source Excitation of Realistic Conformal Metasurface Cloaks,” Journal of Applied Physics, Vol. 112, No. 10, 104902 (11 pages), November 21, 2012. (web) 168. P. Y. Chen, J. Soric, and A. Alù, “Invisibility and Cloaking Based on Scattering Cancellation,” Advanced Materials, Vol. 24, No. 4, pp. OP281-OP304, November 20, 2012, (invited review paper). [An image from this article was selected for the front cover] (web) 167. A. Alù, “Things to Do in Austin,” IEEE Microwave Magazine, Vol. 13, No. 7, pp. 57-58, November 2012. (web) 166. M. Farhat, P. Y. Chen, S. Guenneau, S. Enoch, and A. Alù, “Frequency-Selective Surface Acoustic Invisibility for Three-Dimensional Immersed Objects,” Physical Review B, Vol. 86, No. 17, 174303 (8 pages), November 12, 2012. (web) 165. K. Q. Le, C. Argyropoulos, N. Mattiucci, G. D’Aguanno, M. J. Bloemer, and A. Alù “Broadband Brewster Transmission through 2D Metallic Gratings,” Journal of Applied Physics, Vol. 112, No. 9, 094317 (4 pages), November 7, 2012. (web) 164. P. Y. Chen, H. Huang, D. Akinwande, and A. Alù, “Distributed Amplifiers Based on Spindt-Type Field Emission Nanotriodes,” IEEE Transactions on Nanotechnology, Vol. 11, No. 6, pp. 1201-1211, November 2012. [An image from this article was selected for the front cover] (web) 163. R. Fleury, and A. Alù, “Exotic Properties and Potential Applications of Quantum Metamaterials,” Applied Physics A, Special Issue for META'12, Vol. 109, No. 4, pp. 781-788, October 29, 2012, (invited paper). (web) 162. G. Castaldi, S. Savoia, V. Galdi, A. Alù, and N. Engheta, “Analytical Study of Subwavelength Imaging by Uniaxial Epsilon-Near-Zero Metamaterial Slabs,” Physical Review B, Vol. 86, No. 11, 115123 (10 pages), Sept. 17, 2012. (web, arxiv) 161. M. D. Guild, M. R. Haberman, A. Alù, “Plasmonic-Type Acoustic Cloak Made of a Bilaminate Shell,” Physical Review B, Vol. 86, No. 10, 104302 (13 pages), September 7, 2012. (web) 160. A. Polemi, A. Alù, and N. Engheta, “Nanocircuit loading of plasmonic waveguides,” IEEE Transactions on Antennas and Propagation, Vol. 60, No. 9, pp. 4381-4390, September 2012. (web) 159. M. A. Shapiro, S. Trendafilov, Y. Urzhumov, A. Alù, R. J. Temkin, and G. Shvets, "Active Negative-Index Metamaterial Powered by an Electron Beam,” Physical Review B, Vol. 86, No. 8, 085132 (5 pages), August 21, 2012. (web, arxiv) 158. Y. R. Padooru, A. B. Yakovlev, P. Y. Chen, and A. Alù, “Analytical Modeling of Conformal Mantle Cloaks for Cylindrical Objects Using Sub-Wavelength Printed and Slotted Arrays,” Journal of Applied Physics, Vol. 112, No. 3, 034907 (13 pages), August 14, 2012. (web) 157. Y. Lee, K. Hoshino, A. Alù, J. X. J. Zhang, “Efficient Directional Beaming from Small Apertures Using Surface-Plasmon Diffraction Gratings,” Applied Physics Letters, Vol. 101, No. 4, 041102 (4 pages), July 23, 2012. (web) 156. C. Argyropoulos, P. Y. Chen, and A. Alù, “Enhanced Nonlinear Effects in Metamaterials and Plasmonics,” Advanced Electromagnetics, Special Issue for META’12, Vol. 1, No. 1, pp. 46-51, July 6, 2012, (invited paper). (web) 155. C. Argyropoulos, P. Y. Chen, F. Monticone, G. D’Aguanno, and A. Alù, “Nonlinear Plasmonic Cloaks to Realize Giant All-Optical Scattering Switching,” Physical Review Letters, Vol. 108, No. 26, 263905 (5 pages), June 27, 2012. (web) 154. A. Alù, and P. Verma, (eds.) “Preface for the special issue of Optics Communications on “Subwavelength light localization and focusing,” Optics Communications, Vol. 285, p. 3333, June 2012. (web) 153. Y. Zhao, M. A. Belkin, and A. Alù, “Twisted Optical Metamaterials for Planarized, Ultrathin, Broadband Circular Polarizers,” Nature Communications, Vol. 3, No. 870 (7 pages), May 29, 2012. (web) [This paper was highlighted in Nature Photonics, Vol. 6, No. 8, p. 500, August 2012] 152. N. Mattiucci, G. D’Aguanno, A. Alù, C. Argyropoulos, J. V. Foreman, and M. J. Bloemer, “Taming the Thermal Emissivity of Metals: a Metamaterial Approach,” Applied Physics Letters, Vol. 100, No. 20, 201109 (3 pages), May 16, 2012. (web) 151. N. Akozbek, N. Mattiucci, D. de Ceglia, R. Trimm, A. Alù, G. D’Aguanno, M. A. Vincenti, M. Scalora, and M. J. Bloemer, “Experimental Demonstration of Plasmonic Brewster Angle Extraordinary Transmission through Extreme Subwavelength Slit Arrays in the Microwave,” Physical Review B, Vol. 85, No. 20, 205430 (4 pages), May 15, 2012. (web) 150. G. D’Aguanno, N. Mattiucci, A. Alù, C. Argyropoulos, J. V. Foreman, and M. J. Bloemer, “Thermal Emission From a Metamaterial Wire Medium Slab,” Optics Express, Vol. 20, No. 9, pp. 9784-9789, April 13, 2012. (web) 149. A. Abass, K. Q. Le, A. Alù, M. Burgelman, and B. Maes, “Dual-Interface Gratings for Broadband Absorption Enhancement in Thin-Film Solar Cells,” Physical Review B, Vol. 85, No. 11, 115449 (8 pages), March 30, 2012. (web) 148. G. D’Aguanno, K. Q. Le, R. Trimm, A. Alù, N. Mattiucci, A. D. Mathias, N. Akozbek, and M. J. Bloemer, “Broadband Metamaterial for Nonresonant Matching of Acoustic Waves,” Scientific Reports, Vol. 2, No. 340 (5 pages), March 28, 2012. (web) 147. Y. Li, A. Alù, and H. Ling, “Investigation of Leaky-Wave Propagation and Radiation in a Metal Cut-Wire Array,” IEEE Transactions on Antennas and Propagation, Vol. 60, No. 3, pp. 1630-1634, March 2012. (web) 146. G. Castaldi, V. Galdi, A. Alù, and N. Engheta “Nonlocal Transformation Optics,” Physical Review Letters, Vol. 108, No. 6, 063902 (5 pages), February 10, 2012. (web, arxiv) 145. C. Argyropoulos, G. D’Aguanno, N. Mattiucci, M. J. Bloemer, and A. Alù, “Matching and Funneling Light at the Plasmonic Brewster Angle," Physical Review B, Vol. 85, No. 2, 024304 (9 pages), January 31, 2012. (web) 144. Y. Sun, B. Edwards, A. Alù, and N. Engheta, “Experimental Realization of Optical Lumped Nanocircuit Elements at Infrared Wavelengths,” Nature Materials, Vol. 11, No. 3, pp. 208-212, January 29, 2012. (web) [Research highlight in Nature Photonics, Vol. 6, p. 213, April 2012.] 143. C. Argyropoulos, P. Y. Chen, G. D’Aguanno, N. Engheta, and A. Alù, “Boosting Optical Nonlinearities in Epsilon-Near-Zero Plasmonic Channels,” Physical Review B, Vol. 85, No. 4, 045129 (5 pages), January 27, 2012. (web) 142. D. Rainwater, A. Kerkhoff, K. Melin, J. C. Soric, G. Moreno, and A. Alù, “Experimental Verification of Three-Dimensional Plasmonic Cloaking in Free-Space,” New Journal of Physics, Vol. 14, 013054 (13 pages), January 25, 2012. [news releases in IoP News, BBC News, Al Jazeera, Physics World, PhysOrg and many others. Most read and most shared news release on BBC News; Published in IoP Select; Selected for the 2012 Highlights of New Journal of Physics]] (web, arxiv) 2011 (36 papers) 141. P. Y. Chen, F. Monticone, and A. Alù, “Suppressing the Electromagnetic Scattering with an Helical Mantle Cloak,” IEEE Antennas and Wireless Propagation Letters, Special Cluster on Metamaterials, Vol. 10, pp. 1598-1601, December 9, 2011, (invited paper). (web) 140. Y. Lee, A. Alù, and J. X. J. Zhang, “Efficient Apertureless Scanning Probes Using Patterned Plasmonic Surfaces,” Optics Express, Vol. 19, No. 27, pp. 25990–25999, December 6, 2011, also in Virtual Journal for Biomedical Optics, Vol. 7, No. 2, February 1, 2012. (web) 139. X. X. Liu, D. A. Powell, and A. Alù, “Correcting the Fabry-Perot Artifacts in Metamaterial Retrieval Procedures,” Physical Review B, Vol. 84, No. 23, 235106 (7 pages), December 1, 2011. (web) 138. P. C. Li, Y. Zhao, A. Alù, and E. T. Yu, “Experimental Realization and Modeling of a Subwavelength Frequency-Selective Plasmonic Metasurface,” Applied Physics Letters, Vol. 99, No. 22, 221106 (3 pages), November 29, 2011. (web) 137. K. Q. Le, A. Abass, B. Maes, P. Bienstman, and A. Alù, “Comparing Plasmonic and Dielectric Gratings for Absorption Enhancement in Thin-Film Organic Solar Cells,” Optics Express, Vol. 20, No. 51, pp. A39-A50, November 28, 2011. (web) 136. P. Y. Chen, and A. Alù, “Subwavelength Imaging Using Phase-Conjugating Nonlinear Nanoantenna Arrays,” Nano Letters, Vol. 11, No. 12, pp 5514–5518, November 16, 2011. (web) 135. Y. Zhao, and A. Alù, “Manipulating Light Polarization with Ultrathin Plasmonic Metasurfaces,” Physical Review B, Vol. 84, No. 20, 205428 (6 pages), November 16, 2011. (web) 134. P. Y. Chen, M. Farhat, S. Guenneau, S. Enoch, and A. Alù, “Acoustic Scattering Cancellation via Ultrathin Pseudo-Surface,” Applied Physics Letters, Vol. 99, No. 19, 191913 (3 pages), November 11, 2011. (web) 133. P. Y. Chen, and A. Alù, “Mantle Cloaking Using Thin Patterned Metasurfaces,” Physical Review B, Vol. 84, No. 20, 205110 (13 pages), November 10, 2011. (web) 132. S. H. Mousavi, A. B. Khanikaev, B. Neuner III, D. Y. Fozdar, T. D. Corrigan, P. W. Kolb, H. D. Drew, R. J. Phaneuf, A. Alù, and G. Shvets, “Suppression of Long-Range Collective Effects in Meta-Surfaces Formed by Plasmonic Antenna Pairs,” Optics Express, Focus Issue on Collective Phenomena in Photonic, Plasmonic and Hybrid Structures, Vol. 19, No. 22, pp. 22142-22155, October 24, 2011, (invited paper). (web) 131. A. Di Falco, Y. Zhao, and A. Alù, “Optical Metasurfaces with Robust Angular Response on Flexible Substrates,” Applied Physics Letters, Vol. 99, No. 16, 163110 (3 pages), October 21, 2011. (web) 130. A. Alù, and N. Engheta, “Optical Metamaterials Based on Optical Nanocircuits,” Proceedings of the IEEE, Vol. 99, No. 10, pp. 1669-1681, October 2011, (invited paper). (web) 129. A. Alù, and N. Engheta, “Extremely Anisotropic Boundary Conditions and their Optical Applications,” Radio Science, Special Issue for URSI EMTS 2010, Vol. 46, RS0E11 (8 pages), September 22, 2011, (invited paper). (web) 128. Y. Zhao, N. Engheta, and A. Alù, “Homogenization of Plasmonic Metasurfaces Modeled as Transmission-Line Loads,” Metamaterials, Special Issue for Metamaterials’2010, Vol. 5, No. 2-3, pp. 90-96, September 21, 2011, (invited paper). (web) 127. X. X. Liu, and A. Alù, “Homogenization of Quasi-Isotropic Metamaterials Composed by Dense Arrays of Magnetodielectric Spheres,” Metamaterials, Special Issue for Metamaterials’2010, Vol. 5, No. 2-3, pp. 56-63, September 21, 2011, (invited paper). (web) 126. G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic Tunneling of Obliquely Incident Waves through a Single-Negative Slab Paired with a Double-Positive Uniaxial Slab,” Journal of the Optical Society of America B, Vol. 28, No. 10, pp. 2362-2368, September 6, 2011. (web, arxiv) 125. A. Alù, A. D. Yaghjian, R. A. Shore, and M. G. Silveirinha, “Causality Relations in the Homogenization of Metamaterials,” Physical Review B, Vol. 84, No. 5, 054305 (16 pages), August 26, 2011. (web) 124. A. Alù, “First-Principles Homogenization Theory for Periodic Metamaterials,” Physical Review B, Vol. 84, No. 7, 075153 (18 pages), August 15, 2011. (web, arxiv) 123. P. Y. Chen, and A. Alù, “Atomically Thin Surface Cloak Using Graphene Monolayers,” ACS Nano, Vol. 5, No. 7, pp. 5855-5863, July 26, 2011. [spotlight in Nanowerk.com] (web) 122. E. Kallos, C. Argyropoulos, Y. Hao, and A. Alù, “Comparison of Frequency Responses of Cloaking Devices under Non-Monochromatic Illumination,” Physical Review B, Vol. 84, No. 4, 045102 (8 pages), July 5, 2011. (web) 121. M. D. Guild, M. R. Haberman, and A. Alù, “Plasmonic Cloaking and Scattering Cancelation for Electromagnetic and Acoustic Waves,” Wave Motion, Special Issue on Cloaking, Vol. 48, pp. 468-482, June 21, 2011, (invited paper). (web) 120. G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Analytical Study of Spherical Cloak/Anti-Cloak Interactions,” Wave Motion, Special Issue on Cloaking, Vol. 48, pp. 455- 467, June 21, 2011, (invited paper). (web, arxiv) 119. X X. Liu, and A. Alù, “Limitations and Potentials of Metamaterial Lenses,” Journal of Nanophotonics, Vol. 5, 053509 (13 pages), June 20, 2011, (invited paper). (web) 118. Y. Zhao, N. Engheta, and A. Alù, “Effects of Shape and Loading of Optical Nanoantennas on Their Sensitivity and Radiation Properties,” Journal of Optical Society of America B, Vol. 28, No. 5, pp. 1266-1274, April 27, 2011, also in Virtual Journal of Nanoscale Science & Technology, Vol. 23, No. 19, May 16, 2011. (web) [This paper has been awarded the CST University Publication Award 2012] 117. A. Hosseini, D. Kwong, Y. Zhang, A. Alù, and R. T. Chen, “Modeling and Experimental Observation of On-Chip Two-Dimensional Far-Field Interference Pattern,” Applied Optics, Vol. 50, No. 13, pp. 1822-1826, April 20, 2011, also in Virtual Journal of Nanoscale Science & Technology, Vol. 23, No. 22, June 6, 2011. (web) 116. J. T. Costa, M. G. Silveirinha, and A. Alù, “Poynting Vector in Negative-Index Metamaterials,” Physical Review B, Vol. 83, No. 16, 165120 (8 pages), April 19, 2011. (web) 115. A. Alù, G. D’Aguanno, N. Mattiucci, and M. J. loemer, “Plasmonic Brewster Angle: Broadband Extraordinary Transmission through Optical Gratings,” Physical Review Letters, Vol. 106, No. 12, 123902 (4 pages), March 23, 2011. (web) 114. A. Alù, P. A. Belov, and N. Engheta, “Coupling and Guided Propagation along Parallel Chains of Plasmonic Nanoparticles,” New Journal of Physics, Vol. 13, 033026 (23 pages), March 18, 2011, also in Virtual Journal of Nanoscale Science & Technology, Vol. 23, No. 15, April 18, 2011. (web, arxiv) [Selected in the 2011 Highlights of New Journal of Physics] 113. M. D. Guild, A. Alù, and M. R. Haberman, “Cancellation of Acoustic Scattering from an Elastic Sphere,” Journal of Acoustical Society of America, Vol. 129, No. 3, pp. 1355-1365, March 18, 2011. (web) [most downloaded JASA paper, April 2011] 112. A. Polemi, A. Alù, and N. Engheta, “Guidance Properties of Plasmonic Nanogrooves: Comparison Between the Effective Index Method and the Finite Integration Technique,” IEEE Antennas and Wireless Propagation Letters, Vol. 10, pp. 199-202, March 10, 2011. (web) 111. P. Y. Chen, M. Farhat, and A. Alù, “Bistable and Self-Tunable Negative-Index Metamaterial at Optical Frequencies,” Physical Review Letters, Vol. 106, No. 10, 105503 (4 pages), March 8, 2011, also in Virtual Journal of Nanoscale Science & Technology, Vol. 23, No. 11, March 21, 2011. (web) 110. G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Electromagnetic Tunneling through a Single-Negative Slab Paired with a Double-Positive Bi-Layer,” Physical Review B, Rapid Communications, Vol. 83, No. 8, 081105(R) (4 pages), February 24, 2011. (web, arxiv) 109. A. Alù, “Restoring the Physical Meaning of Metamaterial Constitutive Parameters,” Physical Review B, Rapid Communications, Vol. 83, No. 8, 081102(R) (4 pages), February 17, 2011. (web, arxiv) 108. G. D’Aguanno, N. Mattiucci, A. Alù, and M. Bloemer, “Quenched Optical Transmission in Ultrathin Subwavelength Plasmonic Gratings,” Physical Review B, Vol. 83, No. 3, 035426 (11 pages), January 27, 2011. (web) 107. G. D’Aguanno, N. Mattiucci, M. J. Bloemer, D. de Ceglia, M. A. Vincenti, and A. Alù, “Transmission Resonances in Plasmonic Metallic Gratings,” Journal of the Optical Society of America B, Vol. 28, No. 2, pp. 253-264, January 12, 2011. (web, arxiv) 106. A. Alù, and N. Engheta, “Emission Enhancement in a Plasmonic Waveguide at Cut-Off,” Materials, Special Issue on Next Wave of Metamaterials, Vol. 4, No. 1, pp. 141-152, January 4, 2011, (invited feature paper). (pdf, web) 2010 (19 papers) 105. A. Alù, and N. Engheta, “Cloaked Near-Field Scanning Optical Microscope Tip for Noninvasive Near-Field Imaging,” Physical Review Letters, Vol. 105, No. .26, 263906 (4 pages), December 29, 2010. (web) 104. P. Y. Chen, and A. Alù, “Optical Nanoantenna Arrays Loaded with Nonlinear Materials,” Physical Review B, Vol. 82, No. 23, 235405 (6 pages), December 2, 2010. (web) 103. G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Transformation-Optics Generalization of Tunnelling Effects in Bi-Layers Made of Paired Pseudo-Epsilon-Negative/Mu- Negative Media,” Journal of Optics A: Pure and Applied Optics, Special Issue on Transformation Optics, Vol. 13, No. 2, 024011 (8 pages), November 30, 2010,  (invited paper). (web, arxiv) 102. I. Gallina, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “Selected Applications of Transformation Electromagnetics,” Periodical of Advances in Science and Technology, Vol. 75, pp. 246-255, October 31, 2010. (web) 101. X. X. Liu, and A. Alù, “Subwavelength Leaky-Wave Optical Nanoantennas: Directive Radiation from Linear Arrays of Plasmonic Nanoparticles,” Physical Review B, Vol. 82, No. 14, 144305 (12 pages), October 19, 2010. (web) 100. A. Alù, D. Rainwater, and A. Kerkhoff, “Plasmonic Cloaking of Cylinders: Finite Length, Oblique Illumination and Cross-Polarization Coupling,” New Journal of Physics, Vol. 12, No. 10, 103028, October 15, 2010, erratum in New Journal of Physics, Vol. 18, 109501 (1 page), October 7, 2016. (web, arxiv, web) 99. G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Power Scattering and Absorption Mediated by Cloak/Anti-Cloak Interactions: A Transformation-Optics Route towards Invisible Sensors,” Journal of the Optical Society of America B, Vol. 27, No. 10, pp. 2132-2140, October 2010. (web, arxiv) 98. P. Y. Chen, and A. Alù, “Sub-Wavelength Elliptical Patch Antenna Loaded with μ-Negative Metamaterials,” IEEE Transactions on Antennas and Propagation, Vol. 58, No. 9, pp. 2909-2919, September 2010. (web) 97. A. Alù, and N. Engheta, “Cloaking a Receiving Antenna or a Sensor with Plasmonic Metamaterials,” Metamaterials, Special Issue for Metamaterials 2009, Vol. 4, No. 2-3, pp. 153- 159, August 12, 2010, (invited paper). (web) 96. A. Alù, and N. Engheta, “Wireless at the Nanoscale: Optical Interconnects Using Matched Nanoantennas,” Physical Review Letters, Vol. 104, No. 21, 213902 (4 pages), May 24, 2010, also in Virtual Journal of Nanoscale Science & Technology, Vol. 21, No. 23, June 7, 2010. (web) 95. A. Alù, and N. Engheta, “How Does Zero Forward-Scattering in Magnetodielectric Nanoparticles Comply with the Optical Theorem?,” Journal of Nanophotonics, Special Issue to commemorate the 70th birthday of Prof. Craig F. Bohren, Vol. 4, No. 1, 041590 (17 pages), May 19, 2010, (invited paper). (web, upenn) 94. P. Y. Chen, and A. Alù, “Dual-Mode Miniaturized Elliptical Patch Antenna with μ-Negative Metamaterials,” IEEE Antennas and Wireless Propagation Letters, Vol. 9, pp. 351- 354, May 10, 2010. (web) 93. A. Alù, and S. Maslovski “Power Relations and a Consistent Analytical Model for Receiving Wire Antennas,” IEEE Transactions on Antennas and Propagation, Vol. 58, No. 5, pp. 1436-1448, May 2010. (web) 92. A. Alù, and N. Engheta, “Comparison of Waveguiding Properties of Plasmonic Voids and Plasmonic Waveguides,” Journal of Physical Chemistry C, Special Issue for Martin Moskovits, Vol. 114, No. 16, pp 7462–7471, April 5, 2010, (invited paper). (web) 91. I. Gallina, G. Castaldi, V. Galdi, A. Alù, and N. Engheta, “General Class of Metamaterial Transformation Slabs,” Physical Review B, Vol. 81, No. 12, 125124 (10 pages), March 25, 2010. (web, arxiv) 90. Y. Li, A. Alù, and H. Ling, "Simulation and Measurement of Surface Wave Propagation Along a Metal Cut-Wire Array," IEEE Antennas and Wireless Propagation Letters, Vol. 9, pp. 179-182, March 11, 2010. (web) 89. S. Tricarico, F. Bilotti, A. Alù, and L. Vegni, “Plasmonic Cloaking for Irregular Objects with Anisotropic Scattering Properties,” Physical Review E, Vol. 81, No. 2, 026602 (12 pages), February 18, 2010. (web)  [Fig. 19 from this manuscript has been selected for the Physical Review E Kaleidoscope] 88. A. Alù, and N. Engheta, “Coaxial-to-Waveguide Matching with ε-Near-Zero Ultranarrow Channels and Bends,” IEEE Transactions on Antennas and Propagation, Vol. 58, No. 2, pp. 328-339, February 2010. (web) 87. A. Alù, and N. Engheta, “Effect of Small Random Disorders and Imperfections on the Performance of Arrays of Plasmonic Nanoparticles,” New Journal of Physics, Vol. 12, 013015 (14 pages), January 18, 2010, also in Virtual Journal of Nanoscale Science & Technology, Vol. 21, No. 8, February 22, 2010. (web) 2009 (13 papers) 86. A. Alù, “Mantle Cloak: Invisibility Induced by a Surface,” Physical Review B, Vol. 80, No. 24, 245115 (5 pages), December 21, 2009. (web) [Fig. 1 from this manuscript has been selected for the Physical Review B Kaleidoscope] 85. A. Alù, and N. Engheta, “On Certain Design Criteria for Nanoantennas in the Visible,” Journal of Computational and Theoretical Nanoscience, Special Issue on Functional Nanophotonics and Nanoelectromagnetics, Vol. 6, No. 9, pp. 2009-2015, 2009, (invited paper). (web) 84. B. Edwards, A. Alù, M. G. Silveirinha, and N. Engheta, "Experimental Verification of Plasmonic Cloaking at Microwave Frequencies with Metamaterials," Physical Review Letters, Vol. 103, No. 15, 153901 (4 pages), October 6, 2009. (web) 83. A. Alù, and N. Engheta, “All-Optical Metamaterial Circuit Board at the Nanoscale,” Physical Review Letters, Vol. 103, No. 14, 143902 (4 pages), September 29, 2009, also in Virtual Journal of Nanoscale Science & Technology, Vol. 20, No. 15, October 12, 2009. (web) 82. A. Alù, P. A. Belov, and N. Engheta, “Parallel-Chain Optical Transmission Line for a Low-Loss Ultraconfined Light Beam,” Physical Review B, Vol. 80, No. 11, 113101 (4 pages), September 8, 2009, also in Virtual Journal of Nanoscale Science & Technology, Vol. 20, No. 5, September 21, 2009. (web) 81. A. Alù, and N. Engheta, “Boosting Molecular Fluorescence with a Plasmonic Nanolauncher,” Physical Review Letters, Vol. 103, No. 4, 043902 (4 pages), July 21, 2009, also in Virtual Journal of Nanoscale Science & Technology, Vol. 20, No. 5, August 3, 2009. (web) 80. D. A. Powell, A. Alù, B. Edwards, A. Vakil, Y. S. Kivshar, and N. Engheta, "Nonlinear Control of Tunneling Through an ε-Near-Zero Channel," Physical Review B, Vol. 79, No. 24, 245135 (5 pages), June 29, 2009. (web, arxiv) 79. A. Alù, and N. Engheta, “Guided Propagation along Quadrupolar Chains of Plasmonic Nanoparticles,” Physical Review B, Vol. 79, No. 23, 235412 (12 pages), June 12, 2009, also in Virtual Journal of Nanoscale Science & Technology, Vol. 19, No. 26, June 29, 2009. (web) 78. A. Alù, and N. Engheta, “Cloaking a Sensor,” Physical Review Letters, Vol. 102, No. 23, 233901 (4 pages), June 8, 2009, also in Virtual Journal of Biological Physics Research, Vol. 17, No. 12, June 15, 2009. (web) [A Science News highlighting our findings has appeared on Science, Vol. 175, No. 10, p. 12, May 9, 2009; A Viewpoint article by Prof. F. Javier Garcia de Abajo highlighting this paper has been published on Physics, Vol. 2, No. 47, June 8, 2009] 77. A. Alù, and N. Engheta, “The Quest for Magnetic Plasmons at Optical Frequencies,” Optics Express, Vol. 17, No. 7, pp. 5723-5730, March 25, 2009. (web) 76. G. Castaldi, I. Gallina, V. Galdi, A. Alù, and N. Engheta, “Cloak/anti-cloak interactions,” Optics Express, Vol. 17, No. 5, pp. 3101-3114, February 17, 2009. (web, arxiv) 75. B. Edwards, A. Alù, M. G. Silveirinha, and N. Engheta, “Reflectionless Sharp Bends and Corners in Waveguides Using Epsilon-Near-Zero Effects,” Journal of Applied Physics, Vol. 105, No 4, 044905 (4 pages), February 18, 2009. (web, arxiv) 74. A. Alù, and N. Engheta, “Optical Nanoswitch: an Engineered Plasmonic Nanoparticle with Extreme Parameters and Giant Anisotropy,” New Journal of Physics, Vol. 11, 013026 (14 pages), January 20, 2009, also in Virtual Journal of Nanoscale Science & Technology, Vol. 19, No. 7, February 16, 2009. (web, upenn, arxiv) 2008 (19 papers) 73. A. Alù, and N. Engheta, “Theory and Potentials of Multi-Layered Plasmonic Covers for Multi-Frequency Cloaking,” New Journal of Physics, Focus Issue on Cloaking and Transformation Optics, Vol. 10, 115036 (15 pages), November 2008, (invited paper). (upenn, web) 72. A. Alù, and N. Engheta, “Hertzian Plasmonic Nanodimer as an Efficient Optical Nanoantenna,” Physical Review B, Vol. 78, No. 19, 195111 (6 pages), November 13, 2008, also in Virtual Journal of Nanoscale Science & Technology, Vol. 18, No. 21, November 24, 2008. (upenn, web, arxiv) [Fig. 4a from this manuscript has been selected for the Physical Review B Kaleidoscope] 71. M. G. Silveirinha, A. Alù, and N. Engheta, “Cloaking Mechanism with Antiphase Plasmonic Satellites,” Physical Review B, Vol. 78, No. 20, 205109 (9 pages), November 12, 2008. (upenn, web) 70. A. Alù, and N. Engheta, “Effects of Size and Frequency Dispersion in Plasmonic Cloaking,” Physical Review E, Rapid Communications, Vol. 78, No. 4, 045602(R) (4 pages), October 27, 2008. (upenn, web) 69. A. Alù, and N. Engheta, “Dispersion Characteristics of Metamaterial Cloaking Structures,” Electromagnetics, Special Issue on Metamaterials, Vol. 28, No. 7, pp. 464-475, October 2008, (invited paper). (web) 68. A. Alù, and N. Engheta, “Plasmonic and Metamaterial Cloaking: Physical Mechanisms and Potentials,” Journal of Optics A: Pure and Applied Optics, Vol. 10, No. 9, 093002 (17 pages), August 19, 2008, (invited review paper). (upenn, web) [This paper has been selected to appear in the  Journal of Optics Highlights for 2008] 67. M. G. Silveirinha, A. Alù, and N. Engheta, “Infrared and Optical Invisibility Cloak with Plasmonic Implants Based on Scattering Cancellation,” Physical Review B, Vol. 78, No. 7, 075107 (7 pages), August 11, 2008. (upenn, web) 66. A. Alù, and N. Engheta, “Dynamical Theory of Artificial Optical Magnetism Produced by Rings of Plasmonic Nanoparticles,” Physical Review B, Vol. 78, No. 8, 085112 (10 pages), August 11, 2008. (upenn, web, arxiv) 65. A. Alù, and N. Engheta, “Light Squeezing through Arbitrarily Shaped Plasmonic Channels and Sharp Bends,” Physical Review B, Vol. 78, No. 3, 035440 (6 pages), July 24, 2008. (upenn, web, arxiv) 64. A. Alù, M. G. Silveirinha, and N. Engheta, “Transmission-Line Analysis of ε-Near-Zero-Filled Narrow Channels,” Physical Review E, Vol. 78, No. 1, 016604 (10 pages), July 23, 2008. (upenn, web, arxiv) 63. A. Alù, and N. Engheta, “Input Impedance, Nanocircuit Loading, and Radiation Tuning of Optical Nanoantennas,” Physical Review Letters, Vol. 101, No. 4, 043901 (4 pages), July 21, 2008, also in Virtual Journal of Nanoscale Science & Technology, Vol. 18, No. 5, August 4, 2008. (upenn, web, arxiv) 62. A. Alù, and N. Engheta, “Dielectric Sensing in ε-Near-Zero Narrow Waveguide Channels,” Physical Review B, Vol. 78, No. 4, 045102 (5 pages), July 3, 2008. (upenn, web, arxiv) 61. F. Bilotti, A. Alù, and L. Vegni, “Design of Miniaturized Metamaterial Patch Antennas with µ-Negative Loading,” IEEE Transactions on Antennas and Propagation, Vol. 56, No. 6, pp. 1640-1647, June 2008. (web) 60. A. Alù, and N. Engheta, “Robustness in Design and Background Variations in Metamaterial/Plasmonic Cloaking,” Radio Science, Special Issue for the 2007 URSI EMT- Symposium in Ottawa, Vol. 43, RS4S01 (7 pages), May 17, 2008, (invited paper). (upenn, web) 59. A. Alù, and N. Engheta, “Tuning the Scattering Response of Optical Nanoantennas with Nanocircuit Loads,” Nature Photonics, Vol. 2, No. 5, pp. 307-310, April 20, 2008. (web) [A News and Views highlighting our findings has appeared on Nature Photonics] 58. A. Alù, M. Young, and N. Engheta, “Design of Nanofilters for Optical Nanocircuits,” Physical Review B, Vol. 77, No. 14, 144107 (12 pages), April 9, 2008, also in Virtual Journal of Nanoscale Science & Technology, Vol. 17, No. 16, April 21, 2008. (upenn, web, arxiv) 57. M. G. Silveirinha, A. Alù, J. Li, and N. Engheta, “Nanoinsulators and Nanoconnectors for Optical Nanocircuits,” Journal of Applied Physics, Vol. 103, 064305 (24 pages), March 21, 2008. (upenn, web, arxiv) 56. A. Alù, and N. Engheta, “Multifrequency Optical Cloaking with Layered Plasmonic Shells,” Physical Review Letters, Vol. 100, No. 11, 113901 (4 pages), March 18, 2008. (upenn, web) [A News and Views highlighting our findings has appeared on Nature Photonics] 55. B. Edwards, A. Alù, M. E. Young, M. G. Silveirinha, and N. Engheta, “Experimental Verification of Epsilon-Near-Zero Metamaterial Coupling and Energy Squeezing Using a Microwave Waveguide,” Physical Review Letters, Vol. 100, No. 3, 033903 (4 pages), January 25, 2008. (upenn, web) 2007 (18 papers) 54. A. Alù, A. Salandrino, and N. Engheta, “Parallel, Series, and Intermediate Interconnections of Optical Nanocircuit Elements - Part 2: Nanocircuit and Physical Interpretation,” Journal of the Optical Society of America B, Vol. 24, No. 12, pp. 3014-3022, December 1, 2007, also in Virtual Journal of Nanoscale Science & Technology, Vol. 17, No. 2, January 14, 2008. (web, arxiv) 53. A. Salandrino, A. Alù, and N. Engheta, “Parallel, Series, and Intermediate Interconnections of Optical Nanocircuit Elements - Part 1: Analytical Solution,” Journal of the Optical Society of America B, Vol. 24, No. 12, pp. 3007-3013, December 1, 2007, also in Virtual Journal of Nanoscale Science & Technology, Vol. 17, No. 2, January 14, 2008. (web, arxiv) 52. A. Alù, and N. Engheta, “Anomalies of Subdiffractive Guided Wave Propagation along Metamaterial Nanocomponents,” Radio Science, Special Issue on Analytical Scattering and Diffraction, Vol. 42. No. 6, RS6S17 (9 pages), November 7, 2007. (upenn, web) 51. A. Alù, and N. Engheta, “Enhanced Directivity from Subwavelength Infrared/Optical Nano-Antennas Loaded with Plasmonic Materials or Metamaterials,” IEEE Transactions on Antennas and Propagation, Special Issue on Optical and Terahertz Antenna Technology, Vol. 55, No. 11, pp. 3027-3039, November 2007. (upenn, web) 50. A. Alù, A. Salandrino, and N. Engheta, “Coupling of Optical Lumped Nanocircuit Elements and Effects of Substrates,” Optics Express, Vol. 15, No. 21, pp. 13865-13876, October 17, 2007. (upenn, web, arxiv) 49. A. Alù, and N. Engheta, “Optical 'Shorting Wires',” Optics Express, Vol. 15, No. 21, pp. 13773-13782, October 17, 2007, also in Virtual Journal of Nanoscale Science & Technology, Vol. 16, No. 19, November 5, 2007. (upenn, web, arxiv) 48. A. Alù, and N. Engheta, “Higher-Order Resonant Power Flow Inside and Around Superdirective Plasmonic Nanoparticles,” Journal of the Optical Society of America B, Special Issue on Photonic Metamaterials: from Random to Periodic, Vol. 24, No. 10, pp. A89-A97, October 1, 2007, also in Virtual Journal of Biomedical Optics, Vol. 2, No. 11, November 26, 2007. (upenn, web) 47. A. Alù, and N. Engheta, “Cloaking and Transparency for Collections of Particles with Metamaterial and Plasmonic Covers,” Optics Express, Vol. 15, No. 12, pp. 7578-7590, June 5, 2007. (upenn, web) [CST University Publication Award 2008] 46. A. Alù, F. Bilotti, N. Engheta, and L. Vegni, “Theory and Simulations of a Conformal Omni-Directional Subwavelength Metamaterial Leaky-Wave Antenna,” IEEE Transactions on Antennas and Propagation, Vol. 55, No. 6, Part 2, pp. 1698-1708, June 2007. (upenn, web) 45. A. Alù, M. G. Silveirinha, A. Salandrino, and N. Engheta, “Epsilon-Near-Zero Metamaterials and Electromagnetic Sources: Tailoring the Radiation Phase Pattern,” Physical Review B, Vol. 75, No. 15, 155410 (13 pages), April 11, 2007, also in Virtual Journal of Nanoscale Science & Technology, Vol. 15, No. 16, April 23, 2007. (upenn, web, arxiv) 44. A. Alù, and N. Engheta, “Plasmonic Materials in Transparency and Cloaking Problems: Mechanism, Robustness, and Physical Insights,” Optics Express, Vol. 15, No. 6, pp. 3318- 3332, March 19, 2007. (upenn, web) [A Research Highlight underlining our findings has appeared on Nature Materials] 43. M. G. Silveirinha, A. Alù, and N. Engheta, “Parallel-pate Metamaterials for Cloaking Structures,” Physical Review E, Vol. 75, No. 3, 036603 (16 pages), March 7, 2007. (upenn, web) 42. A. Alù, F. Bilotti, N. Engheta, and L. Vegni, “Subwavelength Planar Leaky-Wave Components with Metamaterial Bilayers,” IEEE Transactions on Antennas and Propagation, Vol. 55, No. 3, Part 2, pp. 882-891, March 2007. (upenn, web) 41. A. Alù, N. Engheta, A. Erentok, and R. W. Ziolkowski, “Single-Negative, Double-Negative and Low-Index Metamaterials and their Electromagnetic Applications,” IEEE Antennas and Propagation Magazine, Vol. 49, No. 1, pp. 23-36, February 2007, (invited paper). (upenn, web) 40. A. Alù, and N. Engheta, “Three-Dimensional Nanotransmission Lines at Optical Frequencies: a Recipe for Broadband Negative-Refraction Optical Metamaterials,” Physical Review B, Vol. 75, No. 2, 024304 (20 pages), January 19, 2007, also in Virtual Journal of Nanoscale Science & Technology, Vol. 15, No. 5, February 5, 2007. (upenn, web, arxiv) 39. A. Alù, F. Bilotti, N. Engheta, and L. Vegni, “Subwavelength, Compact, Resonant Patch Antennas Loaded with Metamaterials,” IEEE Transactions on Antennas and Propagation, Vol. 55, No. 1, pp. 13-25, January 2007. (upenn, web) 38. A. Alù, F. Bilotti, and L. Vegni, “Analysis of L-L Transmission Line Metamaterials with Coupled Inductances,” Microwave and Optical Technology Letters, Vol. 49, No. 1, pp. 94- 97, January 2007. (web) 37. A. Alù, F. Bilotti, and L. Vegni, “Exploring the Possibility of Enhancing the Bandwidth of μ-Negative Metamaterials by Employing Tunable Varactors,” Microwave and Optical Technology Letters, Vol. 49, No. 1, pp. 55-59, January 2007. (web) 2006 (10 papers) 36. A. Alù, N. Engheta, A. Erentok, and R. W. Ziolkowski, “Single-Negative, Double-Negative and Low-Index Metamaterials and their Electromagnetic Applications,” Radio Science Bulletin, Vol. 319, pp. 6-19, December 2006, (invited paper). (pdf, web) 35. A. Alù, and N. Engheta, “Theory of Linear Chains of Metamaterial/Plasmonic Particles as Sub-Diffraction Optical Nanotransmission Lines,” Physical Review B, Vol. 74, No. 20, 205436 (18 pages), November 29, 2006, also in Virtual Journal of Nanoscale Science & Technology, Vol. 14, No. 24, Dec. 11, 2006. (upenn, web, arxiv) 34. A. Alù, C. Sapia, A. Toscano, and L. Vegni, “Radio Frequency Animal Identification: Electromagnetic Analysis and Experimental Evaluation of the Transponder-Gate System,” International Journal of Radio Frequency Identification Technology and Applications, Vol. 1, No. 1, pp. 90-106, August 2006. (web) 33. A. Alù, N. Engheta, and R. W. Ziolkowski, “Finite-Difference Time-Domain Analysis of the Tunneling and Growing Exponential in a Pair of ε-negative and μ-negative Slabs,” Physical Review E, Vol. 74, No. 1, 016604 (9 pages), July 18, 2006.  (upenn, web, arxiv) 32. A. Alù, F. Bilotti, N. Engheta, and L. Vegni, “Metamaterial Covers over a Small Aperture,” IEEE Transactions on Antennas and Propagation, Vol. 54, No. 6, pp. 1632-1643, June 2006. (upenn, web, arxiv) 31. A. Alù, and N. Engheta, “Optical Nanotransmission Lines: Synthesis of Planar Left-Handed Metamaterials in the Infrared and Visible Regimes,” Journal of the Optical Society of America B, Special Focus Issue on Metamaterials, Vol. 23, No. 3, pp. 571-583, March 2006, (invited paper). (upenn, web, arxiv) 30. A. Alù, A. Salandrino, and N. Engheta, “Negative Effective Permeability and Left-Handed Materials at Optical Frequencies,” Optics Express, Vol. 14, No. 4, pp. 1557-1567, February 20, 2006, also in Virtual Journal of Nanoscale Science & Technology, Vol. 13, No. 19, May 15, 2006. (upenn, web, arxiv) 29. A. Alù, and N. Engheta, “Physical Insight into the 'Growing' Evanescent Fields of Double-Negative Metamaterial Lenses Using their Circuit Equivalence,” IEEE Transactions on Antennas and Propagation, Vol. 54, No. 1, pp. 268-272, January 2006. (upenn, web, arxiv) 28. A. Alù, F. Bilotti, N. Engheta, and L. Vegni, “Metamaterial Grounded Planar Bilayers Supporting Leaky Waves: Principles and Applications,” Automatika, Journal for Control, Measurement, Electronics, Computing and Communications, Vol. 47, No. 3-4, pp. 127-131, 2006, (invited paper). (pdf, web) 27. F. Bilotti, M. Manzini, A. Alù, and L. Vegni, “Polygonal Patch Antennas with Reactive Impedance Surfaces,” Journal of Electromagnetic Waves and Applications, Vol. 20, No. 2, pp. 169-182, 2006. (web) 2005 (10 papers) 26. F. Bilotti, A. Alù, F. Urbani, and L. Vegni, “Asymptotic Evaluation of the MoM Excitation Vector for Probe-Fed Microstrip Antennas,” Journal of Electromagnetic Waves and Applications, Vol. 19, No. 12, pp. 1639-1654, December 2005. (web) 25. F. Urbani, F. Bilotti, A. Alù, and L. Vegni, “VCO Active Integrated Antenna with Reactive Impedance Surfaces,” Microwave and Optical Technology Letters, Vol. 47, No. 1, pp. 82-86, October 5, 2005. (web) 24. N. Engheta, A. Salandrino, and A. Alù, “Circuit Elements at Optical Frequencies: Nanoinductors, Nanocapacitors and Nanoresistors,” Physical Review Letters, Vol. 95, No. 9, 095504 (4 pages), August 23, 2005(erratum in Physical Review Letters, Vol. 106, 089901(E), February 24, 2011), also in Virtual Journal of Nanoscale Science & Technology, Vol. 12, No. 10, Sept. 5, 2005. (upenn, web, arxiv) 23. A. Alù, and N. Engheta, “Achieving Transparency with Plasmonic and Metamaterial Coatings,” Physical Review E, Vol. 72, No. 1, 016623 (9 pages), July 26, 2005 (erratum in Physical Review E, Vol. 73, No. 1, 019906 (1 page), January 24, 2006). (upenn, web, arxiv) [A Nature News article highlighting our findings has appeared on Nature] 22. A. Alù, and F. Bilotti, “L’impiego di Metamateriali per Aumentare Considerevolmente la Trasmissione attraverso un Piccolo Foro in uno Schermo Opaco,” Quaderni di Elettromagnetismo, Vol. 1, No. 2, pp. 1-7, July 2005. (pdf, web) 21. A. Alù, and N. Engheta, “Polarizabilities and Effective Parameters for Collections of Spherical Nano-Particles Formed by Pairs of Concentric Double-Negative, Single-Negative and/or Double-Positive Metamaterial Layers,” Journal of Applied Physics, Vol. 97, No. 9, 094310 (12 pages), May 1, 2005 (erratum in Journal of Applied Physics, Vol. 99, No. 6, 069901 (1 page), March 15, 2006). (upenn, web, arxiv) 20. A. Alù, F. Bilotti, A. Toscano, and L. Vegni, “Analysis of Signal Integrity and Electromagnetic Interference of High-Speed Digital Systems,” Atti della Fondazione Giorgio Ronchi, Vol. LX, No. 1-2, pp. 383-387, January-February 2005. (web) 19. A. Alù, F. Bilotti, N. Engheta, and L. Vegni, “Metamaterial Monolayers and Bilayers for Enhanced Transmission through a Sub-Wavelength Aperture in a Flat Perfectly Conducting Screen,” Atti della Fondazione Giorgio Ronchi, Vol. LX, No. 1-2, pp. 185-190, January-April 2005. (upenn, web) 18. N. Engheta, and A. Alù, “Selected Features of Metamaterials and Plasmonic Media,” Atti della Fondazione Giorgio Ronchi, Vol. LX, No. 1-2, pp. 165-170, January-April 2005. (web) 17. A. Alù, and N. Engheta, “‘Evanescent Growth and Tunneling through Stacks of Frequency-Selective Surfaces,” IEEE Antennas and Wireless Propagation Letters, Vol. 4, pp. 417- 420, 2005. (upenn, web, arxiv) 2004 (7 papers) 16. M. Manzini, A. Alù, F. Bilotti, and L. Vegni, “Polygonal Patch Antennas for Wireless Communications,” IEEE Transactions on Vehicular Technology, Vol. 53, No. 5, pp. 1434- 1440, September 2004. (web) 15. A. Alù, F. Bilotti, and L. Vegni, “Method of Lines Numerical Analysis of Conformal Antennas,” IEEE Transactions on Antennas and Propagation, Vol. 52, No. 6, pp. 1530-1540, June 2004. (web) 14. A. Alù, F. Bilotti, M. Manzini, and L. Vegni, “On the Employment of Edge Basis Functions to Improve the Analysis of Polygonal Patches,” Journal of Electromagnetic Waves and Applications, Vol. 18, No. 3, pp. 397-410, February 2004. (web) 13. A. Alù, F. Bilotti, N. Engheta, and L. Vegni, “Power-Transmission Enhancement through a Sub-Wavelength Hole in a Perfect Conductor by Employing Metamaterials,” Atti della Fondazione Giorgio Ronchi, Vol. LIX, No. 1-2, pp. 259-260, January-February 2004. (web) 12. M. Manzini, F. Bilotti, A. Alù, and L. Vegni, “Design of Broad-Band Polygonal Patch Antennas for Mobile Communications,” Journal of Electromagnetic Waves and Applications, Vol. 18, No. 1, pp. 61-72, January 2004. (web) 11. A. Alù, and N. Engheta, “Guided Modes in a Waveguide Filled with a Pair of Single-Negative (SNG), Double-Negative (DNG), and/or Double-Positive (DPS) Layers,” IEEE Transactions on Microwave Theory and Techniques, Vol. 52, No. 1, pp. 199-210, January 2004. (upenn, web) 10. A. Alù, L. Vegni, and F. Bilotti, “Current Density Dominant Mode on Spiral Patch Antennas,” Automatika, Journal for Control, Measurement, Electronics, Computing and Communications, Vol. 45, no. 1-2, pp. 29-32, 2004, (invited paper). (pdf, web) 2003 (4 papers) 9. A. Alù, F. Bilotti, and L. Vegni, “Generalized Transmission Line Equations for Bianisotropic Materials,” IEEE Transactions on Antennas and Propagation, Vol. 51, No. 11, pp. 3134-3141, November 2003. (web) 8. A. Alù, and N. Engheta, “Pairing an Epsilon-Negative Slab with a Mu-Negative Slab: Resonance, Tunneling and Transparency,” IEEE Transactions on Antennas and Propagation, Special Issue on Metamaterials, Vol. 51, No. 10, pp. 2558-2571, October 2003, (invited paper). (upenn, web) 7. A. Alù, F. Bilotti, and L. Vegni, “Extended Method of Line Procedure for the Analysis of Microwave Components with Bianisotropic Inhomogeneous Media,” IEEE Transactions on Antennas and Propagation, Vol. 51, No. 7, pp. 1582-1589, July 2003. (web) 6. A. Alù, F. Bilotti, and L. Vegni, “Chiral and EBG Materials: Electromagnetic Applications,” Atti della Fondazione Giorgio Ronchi, Vol. LVIII, No. 3-4, pp. 459-463, May-June 2003. (web) 2002 (5 papers) 5. A. Alù, and N. Engheta, “Radiation from a Traveling-Wave Current Sheet at the Interface between a Conventional Material and a Metamaterial with Negative Permittivity and Permeability,” Microwave and Optical Technology Letters, Vol. 35, No. 6, pp. 460-463, December 20, 2002. (upenn, web) 4. A. Alù, F. Bilotti, and L. Vegni, “Generalized Telegraphers’ and Helmholtz Equations for Conformal Structures with Bi-Anisotropic Loading Materials,” Journal of Electromagnetic Waves and Applications, Vol. 16, No. 8, pp. 1061-1075, August 2002. (web) 3. F. Bilotti, L. Vegni, and A. Alù, “Radiation Properties of Rectangular Patch Antennas with Inhomogeneous Substrates via a MoM Formulation,” Journal of Electromagnetic Waves and Applications, Vol. 16, No. 6, pp. 871-881, June 2002. (web) 2. A. Alù, F. Bilotti, and L. Vegni, “Design of Chiral Planar Integrated Antennas with Cover via the Method of Lines,” Microwave and Optical Technology Letters, Vol. 32, No. 2, pp.143-145, January 20, 2002. (web) 1. F. Bilotti, L. Vegni, and A. Alù, “U-Patch Antenna Loaded by Complex Substrates for Multi-Frequency Operation,” Microwave and Optical Technology Letters, Vol. 32, No. 1, pp.3-5, January 5, 2002. (web)