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http://dx.doi.org/10.1364/OE.21.003279 . (The earlier version of the manuscript can be viewed at http://arxiv.org/abs/1212.2292 ) J.C.Soric, N.Engheta, S. Maci, and A.Alù, “Omnidirectional Small Antennas based on Epsilon-Near- Zero Metamaterial Channels,” IEEE Transcations on Antennas and Propagation, Vol. 61, No. 1, pp. 33-44, January 2013. E.J.R.Vesseur, T. Coenen, H. Caglayan, N.Engheta, A. Polman, “Structure with Near Zero Effective Refractive Index for Visible Light,” Physical Review Letters, Vol. 110, 013902 (5 pages), January 2, 2013. •  Selected as the Editor’s Choice in the week of January 4, 2013 of Physical Review Letters. •  Selected for a Viewpoint in the online journal Physics on January 2, 2013.  The viewpoint was written by Wenshan Cai entitled “Metal-Coated Waveguide Stretches Wavelengths to Infinity,” Vol. 6, p. 1, DOI: 10.1103/Physics.6.1, http://link.aps.org/doi/10.1103/Physics.6.1  2012 O.Luukkonen, U. K. Chettiar and N.Engheta, “One-Way Waveguides Connected to One-Way Loads,” IEEE Antennas and Wireless Propagation Letters, Vol. 11, pp. 1398-1401, 2012.
M.G.Silveirinha, and N.Engheta, “Metamaterial-Inspired Model for Electron Waves in Bulk Semiconductors,” Physical Review B, 86, 245302 (14 pages), December 5, 2012.  (The earlier version of manuscript can be viewed at http://arxiv.org/abs/1205.3326 ) M.Zhang, K. Ihida-Stansbury, J. Van der Spiegel, and N.Engheta, “Polarization-based Non-Staining Cell Detection,” Optics Express, Vol. 20, No. 23, pp. 25378- 25390, November 5, 2012 (appeared online October 24, 2012). (Also selected to be indexed in the Virtual Jounal of the Biomedical Optics (VJBO), December 19, 2012) M.Navarro-Cia, M. Beruete, M. Sorolla, and N.Engheta, “Lensing System and Fourier Transformation Using Epsilon-Near-Zero Metamaterials,” Physical Review B, Vol. 86, 165130 (6 pages), October 23, 2012. M.G.Silveirinha, and N.Engheta, “Transformation Electronics:  Tailoring the Effective Mass of Electrons,” Physical Review B, Rapid Communication, Vol. 86, 161104(R), October 8, 2012.  (The manuscript can be viewed at http://arxiv.org/abs/1205.6325 ) U.K.Chettiar and N.Engheta, “Internal Homogenization: Effective Permittivity of a Coated Sphere,” Optics Express, Vol. 20, No. 21, pp. 22976-22986, October 8, 2012 (appeared online September 24, 2012).
G.Castaldi, S. Savoia, V. Galdi, A.Alù, and N.Engheta, “Analytical Study of Subwavelength Imaging by Uniaxial Epsilon-Near-Zero Metamaterials Slabs,” Physical Review B, Vol. 86, 115123 (10 pages), September 17, 2012.  (The manuscript can be viewed at http://arxiv.org/abs/1205.1620 )   M.Saboktakin, X. Ye, S. J. Oh, S.-H. Hong, A.T. Fafarman, U. K. Chettiar, N.Engheta, C. Murray, and C. Kagan, “Metal Enhanced Upconversion Luminescence Tunable through Metal Nanoparticle-Nanophosphor Separation,” ACS Nano, Vol. 6, No. 10, pp. 8758-8766, 2012. A.Polemi, A.Alù, N.Engheta, “Nanocircuit Loading of Plasmonic Waveguides,” IEEE Transactions on Antennas and Propagation, Vol. 60, No. 9, pp. 4381-4390, September 2012. U.K.Chettiar, and N.Engheta, “Optical Frequency Mixing through Nanoantenna Enhanced Difference Frequency Generation:  Metatronic Mixer,” Physical Review B, Vol. 86, 075405 (9 pages), August 2, 2012. U.K.Chettiar, R. Fernandez Garcia, S. Maier, and N.Engheta, “Enhancement of Radiation from Dielectric Waveguides Using Resonant Plasmonic Core-Shell,” Optics Express, Vol. 10, Issue 14, pp. 16104-16112, June 29, 2012.
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