Research Topics | Nikolai BerkovitchSummaryAffiliation: Technion-Israel Institute of Technology Country: Israel Publications
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Publications
Nano-plasmonic antennas in the near infrared regimeN Berkovitch
Department of Electrical Engineering, Technion, Haifa, Israel
J Phys Condens Matter 24:073202. 2012..Tuning of the resonance into the near infrared regime is emphasized in the perspectives of fabrication, measurement, modeling, and analytical treatments, concentrating on the vast recent achievements in these areas...
Thin wire shortening of plasmonic nanoparticle dimers: the reason for red shiftsNikolai Berkovitch
Department of Electrical Engineering, Technion, Haifa 32000, Israel
Nano Lett 11:2079-82. 2011..The resonance in the conductive coupling regime is determined completely by the characteristics of the unified particle and significantly different from that of capacitive coupling...- Concave plasmonic particles: broad-band geometrical tunability in the near-infraredNikolai Berkovitch
Department of Electrical Engineering, Technion, Haifa, Israel
Nano Lett 10:1405-8. 2010..The atypical flexibility of setting the resonance wavelength is shown to stem from a unique interplay of local geometry with surface charge distributions... - Plasmonic resonance effects for tandem receiving-transmitting nanoantennasPavel Ginzburg
EE Department, Technion Israel Institute of Technology, Technion City, Haifa 32000, Israel
Nano Lett 11:220-4. 2011..Transmission spectra exhibited a substantial signature of the wire Fabry-Perot resonances. The wire antenna crossection was improved by nearly 3 orders of magnitude by the focusing antenna system... - Efficient coupling and field enhancement for the nano-scale: plasmonic needleAlexander Normatov
EE Department, Technion Israel Institute of Technology, Technion City, Haifa, Israel
Opt Express 18:14079-86. 2010..The power enhancement exhibited a resonant behavior as a function of needle length and reached values of approximately 10(4). Test samples for few types of characterization schemes were fabricated... - Plasmonic nanoantennas for broad-band enhancement of two-photon emission from semiconductorsAmir Nevet
Department of Electrical Engineering, Technion, Haifa, Israel
Nano Lett 10:1848-52. 2010..A 20-fold enhancement was achieved for the entire antenna array, corresponding to an enhancement of nearly 3 orders of magnitude for charge carriers emitting at the near field of a plasmonic antenna... - Resonances on-demand for plasmonic nano-particlesPavel Ginzburg
EE Department, Technion Israel Institute of Technology, Technion City, Haifa 32000 Israel
Nano Lett 11:2329-33. 2011..Novel family of particles with collocated dipole-quadrupole resonances was designed, as an example for the unique power of the method... - Light emission rate enhancement from InP MQW by plasmon nano-antenna arraysDavid Arbel
Department of Electrical Engineering, Technion Israel Institute of Israel, Haifa, 32000, Israel
Opt Express 19:9807-13. 2011..This effect will enable fast modulation of InP-based nano-emitters spontaneously emitting at telecom-wavelength... - Nonlocal ponderomotive nonlinearity in plasmonicsPavel Ginzburg
Department of Electrical Engineering, Technion, Haifa 32000, Israel
Opt Lett 35:1551-3. 2010..We calculate the dispersion relations for the nonlinear propagation of high-intensity surface plasmon polaritons, predicting a nonlinearity-induced cutoff and vanishing group velocity... - Controlling absorption enhancement in organic photovoltaic cells by patterning Au nano disks within the active layerIddo Diukman
Department of Electrical Engineering, Technion, Haifa 32000, Israel
Opt Express 19:A64-71. 2011..The enhanced efficiency is shown to stem from field enhancement originating from both localized plasmonic resonances and periodic nano patch antennas configuration...