| 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 | 212 | 2015 |
| 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 | 201 | 2010 |
| 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 | 111 | 2009 |
| 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 | 90 | 2017 |
| 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 | 87 | 2014 |
| Graphene–Metamaterial Photodetectors for Integrated Infrared Sensing IJ Luxmoore, PQ Liu, P Li, J Faist, GR Nash ACS Photonics 3 (6), 936-941, 2016 | 73 | 2016 |
| 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 | 68 | 2012 |
| 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 | 53 | 2015 |
| 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 | 53 | 2010 |
| 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 | 33 | 2021 |
| 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 | 32 | 2017 |
| 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 | 30 | 2011 |
| 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 | 28 | 2018 |
| 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 | 26 | 2012 |
| 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 | 25 | 2019 |
| 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 | 24* | 2009 |
| Simulation investigation of double-gate CNR-MOSFETs with a fully self-consistent NEGF and TB method X Guan, M Zhang, Q Liu, Z Yu 2007 IEEE International Electron Devices Meeting, 761-764, 2007 | 21 | 2007 |
| 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 | 20 | 2011 |
| 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 | 19 | 2015 |
| 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 | 19 | 2012 |
Claire F GmachlProfessor of Electrical Engineering, Princeton UniversityVerified email at princeton.edu
