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Peter Qiang Liu
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Highly tunable hybrid metamaterials employing split-ring resonators strongly coupled to graphene surface plasmons
PQ Liu, IJ Luxmoore, SA Mikhailov, NA Savostianova, F Valmorra, J Faist, ...
Nature communications 6, 8969, 2015
2272015
Highly power-efficient quantum cascade lasers
PQ Liu, AJ Hoffman, MD Escarra, KJ Franz, JB Khurgin, Y Dikmelik, ...
Nature Photonics 4 (2), 95-98, 2010
2202010
Role of interface roughness in the transport and lasing characteristics of quantum-cascade lasers
JB Khurgin, Y Dikmelik, PQ Liu, AJ Hoffman, MD Escarra, KJ Franz, ...
Applied Physics Letters 94 (9), 091101, 2009
1132009
Electrically controlled terahertz magneto-optical phenomena in continuous and patterned graphene
JM Poumirol, PQ Liu, TM Slipchenko, AY Nikitin, L Martin-Moreno, J Faist, ...
Nature Communications 8, 14626, 2017
1032017
Strong coupling in the far-infrared between graphene plasmons and the surface optical phonons of silicon dioxide
IJ Luxmoore, CH Gan, PQ Liu, F Valmorra, P Li, J Faist, GR Nash
ACS Photonics 1 (11), 1151-1155, 2014
932014
Graphene–Metamaterial Photodetectors for Integrated Infrared Sensing
IJ Luxmoore, PQ Liu, P Li, J Faist, GR Nash
ACS Photonics 3 (6), 936-941, 2016
782016
Importance of interface roughness induced intersubband scattering in mid-infrared quantum cascade lasers
YT Chiu, Y Dikmelik, PQ Liu, NL Aung, JB Khurgin, CF Gmachl
Applied Physics Letters 101 (17), 171117, 2012
712012
Electrically tunable graphene anti-dot array terahertz plasmonic crystals exhibiting multi-band resonances
PQ Liu, F Valmorra, C Maissen, J Faist
Optica 2 (2), 135-140, 2015
572015
Quantum cascade laser open-path system for remote sensing of trace gases in Beijing, China
APM Michel, PQ Liu, JK Yeung, P Corrigan, ML Baeck, Z Wang, T Day, ...
Optical Engineering 49 (11), 111125-111125-8, 2010
542010
High-sensitivity nanophotonic sensors with passive trapping of analyte molecules in hot spots
X Miao, L Yan, Y Wu, PQ Liu
Light: Science & Applications 10 (1), 5, 2021
482021
Nonlinear terahertz metamaterials with active electrical control
GR Keiser, N Karl, PQ Liu, C Tulloss, HT Chen, AJ Taylor, I Brener, ...
Applied Physics Letters 111 (12), 121101, 2017
362017
Magnetoplasmonic enhancement of Faraday rotation in patterned graphene metasurfaces
M Tamagnone, TM Slipchenko, C Moldovan, PQ Liu, A Centeno, ...
Physical Review B 97 (24), 241410, 2018
322018
Single-mode quantum cascade lasers based on a folded Fabry-Perot cavity
PQ Liu, X Wang, JY Fan, CF Gmachl
Applied Physics Letters 98 (6), 061110, 2011
322011
Multilayer Graphene Terahertz Plasmonic Structures for Enhanced Frequency Tuning Range
G Li, V Semenenko, V Perebeinos, PQ Liu
ACS Photonics 6 (12), 3180-3185, 2019
302019
High power spiral cavity quantum cascade superluminescent emitter
MC Zheng, NL Aung, A Basak, PQ Liu, X Wang, JY Fan, M Troccoli, ...
Optics Express 23 (3), 2713-2719, 2015
282015
Single-mode quantum cascade lasers employing asymmetric Mach-Zehnder interferometer type cavities
PQ Liu, X Wang, CF Gmachl
Applied Physics Letters 101 (16), 161115, 2012
272012
Design and deployment of a quantum cascade laser absorption spectrometer in an open-path sensor system for trace gas analysis
APM Michel, PQ Liu, JK Yeung, P Corrigan, ML Baeck, X Pan, H Dong, ...
2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum …, 2009
26*2009
Post-fabrication wavelength selection and spectral narrowing of Quantum Cascade lasers via application of a shallow distributed Bragg reflector
A Sadeghi, PQ Liu, C Gmachl
CLEO: Science and Innovations, CF3K. 4, 2012
232012
Single-mode quantum cascade lasers employing a candy-cane shaped monolithic coupled cavity
PQ Liu, K Sladek, X Wang, JY Fan, CF Gmachl
Applied Physics Letters 99 (24), 241112, 2011
212011
Femtosecond carrier dynamics and nonlinear effects in quantum cascade lasers
S Liu, E Lalanne, PQ Liu, X Wang, CF Gmachl, AM Johnson
IEEE Journal of selected topics in Quantum Electronics 18 (1), 92-104, 2011
212011
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Articles 1–20