Electrically pumped photonic-crystal terahertz lasers controlled by boundary conditions Y Chassagneux, R Colombelli, W Maineult, S Barbieri, HE Beere, ... Nature 457 (7226), 174-178, 2009 | 367 | 2009 |
Designer spoof surface plasmon structures collimate terahertz laser beams N Yu, QJ Wang, MA Kats, JA Fan, SP Khanna, L Li, AG Davies, ... Nature materials 9 (9), 730-735, 2010 | 349 | 2010 |
Terahertz quantum cascade lasers with copper metal-metal waveguides operating up to 178 K MA Belkin, JA Fan, S Hormoz, F Capasso, SP Khanna, M Lachab, ... Optics express 16 (5), 3242-3248, 2008 | 285 | 2008 |
Coherent sampling of active mode-locked terahertz quantum cascade lasers and frequency synthesis S Barbieri, M Ravaro, P Gellie, G Santarelli, C Manquest, C Sirtori, ... Nature Photonics 5 (5), 306-313, 2011 | 256 | 2011 |
Terahertz imaging using quantum cascade lasers—a review of systems and applications P Dean, A Valavanis, J Keeley, K Bertling, YL Lim, R Alhathlool, ... Journal of Physics D: Applied Physics 47 (37), 374008, 2014 | 199 | 2014 |
Terahertz imaging through self-mixing in a quantum cascade laser P Dean, Y Leng Lim, A Valavanis, R Kliese, M Nikolić, SP Khanna, ... Optics letters 36 (13), 2587-2589, 2011 | 190 | 2011 |
High-temperature operation of terahertz quantum cascade laser sources MA Belkin, QJ Wang, C Pflugl, A Belyanin, SP Khanna, AG Davies, ... IEEE Journal of Selected Topics in Quantum Electronics 15 (3), 952-967, 2009 | 161 | 2009 |
Efficient power extraction in surface-emitting semiconductor lasers using graded photonic heterostructures G Xu, R Colombelli, SP Khanna, A Belarouci, X Letartre, L Li, EH Linfield, ... Nature Communications 3 (1), 952, 2012 | 158 | 2012 |
Injection-locking of terahertz quantum cascade lasers up to 35GHz using RF amplitude modulation P Gellie, S Barbieri, JF Lampin, P Filloux, C Manquest, C Sirtori, I Sagnes, ... Optics express 18 (20), 20799-20816, 2010 | 146 | 2010 |
Surface emitting terahertz quantum cascade laser with a double-metal waveguide JA Fan, MA Belkin, F Capasso, S Khanna, M Lachab, AG Davies, ... Optics express 14 (24), 11672-11680, 2006 | 145 | 2006 |
Swept-frequency feedback interferometry using terahertz frequency QCLs: a method for imaging and materials analysis AD Rakić, T Taimre, K Bertling, YL Lim, P Dean, D Indjin, Z Ikonić, ... Optics express 21 (19), 22194-22205, 2013 | 107 | 2013 |
Ultrasensitive self-powered large area planar GaN UV-photodetector using reduced graphene oxide electrodes N Prakash, M Singh, G Kumar, A Barvat, K Anand, P Pal, SP Singh, ... Applied Physics Letters 109 (24), 242102, 2016 | 99 | 2016 |
Demonstration of a self-mixing displacement sensor based on terahertz quantum cascade lasers Y Leng Lim, P Dean, M Nikolić, R Kliese, SP Khanna, M Lachab, ... Applied Physics Letters 99 (8), 081108, 2011 | 96 | 2011 |
Terahertz amplifier based on gain switching in a quantum cascade laser N Jukam, SS Dhillon, D Oustinov, J Madeo, C Manquest, S Barbieri, ... Nature Photonics 3 (12), 715-719, 2009 | 85 | 2009 |
Tunable hot-carrier photodetection beyond the bandgap spectral limit YF Lao, AGU Perera, LH Li, SP Khanna, EH Linfield, HC Liu Nature Photonics 8 (5), 412-418, 2014 | 80 | 2014 |
Limiting factors to the temperature performance of THz quantum cascade lasers based on the resonant-phonon depopulation scheme Y Chassagneux, QJ Wang, SP Khanna, E Strupiechonski, JR Coudevylle, ... IEEE Transactions on Terahertz Science and Technology 2 (1), 83-92, 2011 | 79 | 2011 |
Wide-ridge metal-metal terahertz quantum cascade lasers with high-order lateral mode suppression JA Fan, MA Belkin, F Capasso, SP Khanna, M Lachab, AG Davies, ... Applied Physics Letters 92 (3), 031106, 2008 | 79 | 2008 |
Measurement of the intrinsic linewidth of terahertz quantum cascade lasers using a near-infrared frequency comb M Ravaro, S Barbieri, G Santarelli, V Jagtap, C Manquest, C Sirtori, ... Optics express 20 (23), 25654-25661, 2012 | 72 | 2012 |
Phase-locking of a 2.5 THz quantum cascade laser to a frequency comb using a GaAs photomixer M Ravaro, C Manquest, C Sirtori, S Barbieri, G Santarelli, K Blary, ... Optics letters 36 (20), 3969-3971, 2011 | 71 | 2011 |
Absorption-sensitive diffuse reflection imaging of concealed powders using a terahertz quantum cascade laser P Dean, MU Shaukat, SP Khanna, S Chakraborty, M Lachab, A Burnett, ... Optics express 16 (9), 5997-6007, 2008 | 68 | 2008 |