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2002

• Quantum cascade lasers: Ultrahigh-speed operation, optical wireless communication, narrow linewidth, and far-infrared emission
  F. Capasso, R. Paiella, R. Martini, R. Colombelli, C. Gmachl, T. L. Myers, M. S. Taubman, R. M. Williams, C. G. Bethea, K. Unterrainer, H. Y. Hwang, D. L. Sivco, A. Y. Cho, A. M. Sergent, H. C. Liu, E. A. Whittaker
  IEEE Journal of Quantum Electronics 38, 511 (2002)
  [pdf]
• Nonequilibrium optical phonon generation by steady-state electron transport in quantum-cascade lasers
  V. Spagnolo, G. Scamarcio, M. Troccoli, F. Capasso, C. Gmachl, A. M. Sergent, A. L. Hutchinson, D. L. Sivco, A. Y. Cho
  Applied Physics Letters 80, 4303 (2002)
  [pdf]
• Quantum cascade lasers with double metal-semiconductor waveguide resonators
  K. Unterrainer, R. Colombelli, C. Gmachl, F. Capasso, H. Y. Hwang, A. M. Sergent, D. L. Sivco, A. Y. Cho
  Applied Physics Letters 80, 3060 (2002)
  [pdf]
• Threshold reduction in quantum cascade lasers with partially undoped, dual-wavelength interdigitated cascades
  A. Straub, T. S. Mosely, C. Gmachl, R. Colombelli, M. Troccoli, F. Capasso, D. L. Sivco, A. Y. Cho
  Applied Physics Letters 80, 2845 (2002)
  [pdf]
• Terahertz electroluminescence from superlattice quantum cascade structures
  R. Colombelli, A. Straub, F. Capasso, C. Gmachl, M. I. Blakey, A. M. Sergent, S. N. G. Chu, K. W. West, L. N. Pfeiffer
  Journal of Applied Physics 91, 3526 (2002)
  [pdf]
• Thermoelectrically cooled quantum-cascade-laser-based sensor for the continuous monitoring of ambient atmospheric carbon monoxide
  A. A. Kosterev, F. K. Tittel, R. Kohler, C. Gmachl, F. Capasso, D. L. Sivco, A. Y. Cho, S. Wehe, M. G. Allen
  Applied Optics 41, 1169 (2002)
  [pdf]
• Transportable automated ammonia sensor based on a pulsed thermoelectrically cooled quantum-cascade distributed feedback laser
  A. A. Kosterev, R. F. Curl, F. K. Tittel, R. Kohler, C. Gmachl, F. Capasso, D. L. Sivco, A. Y. Cho
  Applied Optics 41, 573 (2002)
  [pdf]
• Detection of biogenic CO production above vascular cell cultures using a near-roomtemperature QC-DFB laser
  A. A. Kosterev, F. K. Tittel, W. Durante, M. Allen, R. Kohler, C. Gmachl, F. Capasso, D. L. Sivco, A. Y. Cho
  Applied Physics B 74, 95 (2002)
  [pdf]