Qing Hu

  • Department: Department of Electrical Engineering and Computer Science
  • Title: Professor

Collaborators

  • J. L. Reno, Sandia National Lab.

Postdoctoral Associates

  • Alan Lee, RLE
  • Amir Ali Tavallaee, RLE

Graduate Students

  • Wilt Kao, Research Assistant, EECS
  • David Burghoff, Research Assistant, EECS
  • Ivan Chan, Research Assistant, EECS
  • Shengxi Huang, Research Assistant, EECS
  • Ningren Han, Research Assistant, EECS
  • Xiaowei Cai, Research Assistant, EECS

Support Staff

  • Gabrielle Brewington, Administrative Assistant

Publications

I. Bhattacharya, C. W. I. Chan, and Q. Hu, “Effects of stimulated emission on transport in terahertz quantum cascade lasers based on diagonal designs,” Appl. Phys. Lett. 100, 011108 (2012).

Alan Wei Min Lee, Tsung-Yu Kao, David Burghoff, Qing Hu, and John L. Reno, “Terahertz Tomography Using Quantum-Cascade Lasers,” Opt. Lett. 37, 217 (2012).

=Sushil Kumar and Qing Hu, “Investigation of possible microcavity effect on lasing threshold of nonradiative-scattering-dominated semiconductor lasers,” Appl. Phys. Lett. 100, 041105 (2012).

Y. Ren, J. N. Hovenier, M. Cui, D. J. Hayton, J. R. Gao, T. M. Klapwijk, S. C. Shi, T-Y. Kao, Q. Hu, and J. L. Reno, “Frequency locking of single-mode 3.5-THz quantum cascade lasers using a gas cell,” Appl. Phys. Lett. 100, 041111 (2012).

S. Fathololoumi, E. Dupont, C.W.I. Chan, Z.R. Wasilewski, S.R. Laframboise, D. Ban, A. Mátyás, C. Jirauschek, Q. Hu, and H.C. Liu, “Terahertz quantum cascade lasers operating up to ~200 K with optimized oscillator strength and improved injection tunneling,” Optics Express, 20, 3866 (2012).

Miriam S. Vitiello, Rita C. Iotti, Fausto Rossi,Alessandro Tredicucci, Qing Hu, and Gaetano Scamarcio, “Non-equilibrium longitudinal and transverse optical phonons in terahertz quantum cascade lasers,” Appl. Phys. Lett. 100, 091101 (2012).

Q. Hu, “THz Quantum Cascade Lasers, Sensing, and Real-Time Imaging,” DTRA CB Defense THz Forum, Falls Church, Virginia, April 3 (2012). (Invited)

Tsung-Yu Kao, Qing Hu, and John L. Reno, “Perfectly Phase-matched Third-order DFB Terahertz Quantum-Cascade Lasers,” Opt. Lett. 37, 2070 (2012).

David Burghoff, Chun Wang Ivan Chan, Qing Hu, John Reno, “Gain measurements of scattering-assisted terahertz quantum cascade lasers,” Appl. Phys. Lett. 100, 261111 (2012).

Y. Ren, D.J. Hayton, J.N. Hovenier, M. Cui, J.R. Gao, T.M. Klapwijk, S.C. Shi, T-Y. Kao, Q. Hu, and J.L. Reno, “Frequency and amplitude stabilized terahertz quantum cascade laser as local oscillator,” Appl. Phys. Lett. 101, 101111 (2012).

Chun Wang I. Chan, Qing Hu, and John L. Reno, “Ground State Terahertz Quantum Cascade Lasers,” Appl. Phys. Lett. 101, 151108 (2012).

Naoki Oda, Tsutomu Ishi, Takao Morimoto, Takayuki Sudou, Hitoshi Tabata, Shunsuke Kawabe, Kyohei Fukuda, Alan W. M. Lee, and Qing Hu, “Real-Time Transmission-type Terahertz Microscope, with Palm size Terahertz Camera and Compact Quantum Cascade Laser,” Prof. of SPIE 8496, 84960Q (2012).

J. L. Kloosterman, D. J. Hayton, Y. Ren, W. Kao, J. N. Hovenier, J. R. Gao, T. M. Klapwijk, Q. Hu, C. K. Walker, and J. L. Reno, “Hot electron bolometer heterodyne receiver with a 4.7-THz quantum cascade laser as a local oscillator,” Appl. Phys. Lett. 102, 011123 (2013).

Qi Qin, Ningren Han, Wilt Kao, J. L. Reno, and Qing Hu, “An effective mode selector for tunable terahertz wire-lasers,” Opt. Lett. 38, 407 (2013).

S. Fathololoumi, E. Dupont, Z. R. Wasilewski, C. W. I. Chan, S. G. Razavipour, S. R. Laframboise, Shengxi Huang, Q. Hu, D. Ban, and H. C. Liu, “Effect of Oscillator Strength and Intermediate Resonance on the Performance of Resonant Phonon-based Terahertz Quantum Cascade Lasers,” J. Appl. Phys. 113, 113109 (2013).

M. Cui, J. N. Hovenier, Y. Ren, N. Vercruyssen, J. R. Gao, T-Y. Kao, Q. Hu, and J. L. Reno, “Beam and phase distributions of a terahertz quantum cascade wire laser,” Appl. Phys. Lett. 102, 111113 (2013).

Faculty & Topics