Negative refraction in semiconductor metamaterials AJ Hoffman, L Alekseyev, SS Howard, KJ Franz, D Wasserman, ...
Nature materials 6 (12), 946-950, 2007
1068 2007 Mid-infrared quantum cascade lasers Y Yao, AJ Hoffman, CF Gmachl
Nature Photonics 6 (7), 432-439, 2012
784 2012 Dispersive photon blockade in a superconducting circuit AJ Hoffman, SJ Srinivasan, S Schmidt, L Spietz, J Aumentado, HE Türeci, ...
Physical review letters 107 (5), 053602, 2011
336 2011 Tunable Coupling in Circuit Quantum Electrodynamics Using a Superconducting <?format ?>Charge Qubit with a SJ Srinivasan, AJ Hoffman, JM Gambetta, AA Houck
Physical review letters 106 (8), 083601, 2011
220 2011 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
218 2010 Room-temperature continuous-wave quantum cascade lasers grown by MOCVD without lateral regrowth Z Liu, D Wasserman, SS Howard, AJ Hoffman, CF Gmachl, X Wang, ...
IEEE Photonics Technology Letters 18 (12), 1347-1349, 2006
141 2006 Experimental characterization of impact ionization coefficients for electrons and holes in GaN grown on bulk GaN substrates L Cao, J Wang, G Harden, H Ye, R Stillwell, AJ Hoffman, P Fay
Applied Physics Letters 112 (26), 2018
123 2018 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), 2009
116 2009 Hafnia (HfO 2) nanoparticles as an X-ray contrast agent and mid-infrared biosensor TL McGinnity, O Dominguez, TE Curtis, PD Nallathamby, AJ Hoffman, ...
Nanoscale 8 (28), 13627-13637, 2016
88 2016 Photonic materials, structures and devices for Reststrahlen optics K Feng, W Streyer, Y Zhong, AJ Hoffman, D Wasserman
Optics express 23 (24), A1418-A1433, 2015
76 2015 Localized surface phonon polariton resonances in polar gallium nitride K Feng, W Streyer, SM Islam, J Verma, D Jena, D Wasserman, ...
Applied Physics Letters 107 (8), 2015
73 2015 High-performance quantum cascade lasers: Optimized design through waveguide and thermal modeling SS Howard, Z Liu, D Wasserman, AJ Hoffman, TS Ko, CF Gmachl
IEEE Journal of Selected Topics in Quantum Electronics 13 (5), 1054-1064, 2007
72 2007 Midinfrared semiconductor optical metamaterials AJ Hoffman, A Sridhar, PX Braun, L Alekseyev, SS Howard, KJ Franz, ...
Journal of Applied Physics 105 (12), 2009
68 2009 Mid-infrared epsilon-near-zero modes in ultra-thin phononic films L Nordin, O Dominguez, CM Roberts, W Streyer, K Feng, Z Fang, ...
Applied Physics Letters 111 (9), 2017
58 2017 Coherent control of a superconducting qubit with dynamically tunable qubit-cavity coupling AJ Hoffman, SJ Srinivasan, JM Gambetta, AA Houck
Physical Review B—Condensed Matter and Materials Physics 84 (18), 184515, 2011
56 2011 ZnCdSe∕ ZnCdMgSe quantum cascade electroluminescence KJ Franz, WO Charles, A Shen, AJ Hoffman, MC Tamargo, C Gmachl
Applied Physics Letters 92 (12), 2008
54 2008 Engineering absorption and blackbody radiation in the far-infrared with surface phonon polaritons on gallium phosphide W Streyer, S Law, A Rosenberg, C Roberts, VA Podolskiy, AJ Hoffman, ...
Applied Physics Letters 104 (13), 2014
49 2014 Selective absorbers and thermal emitters for far-infrared wavelengths W Streyer, K Feng, Y Zhong, AJ Hoffman, D Wasserman
Applied Physics Letters 107 (8), 2015
41 2015 Colloidal nanosurfactants for 3D conformal printing of 2D van der Waals materials M Zeng, W Kuang, I Khan, D Huang, Y Du, M Saeidi‐Javash, L Zhang, ...
Advanced Materials 32 (39), 2003081, 2020
40 2020 Extending opportunities A Hoffman, C Gmachl
Nat. Photonics 6 (7), 407, 2012
39 2012 