Dr. Wilt Kao Profile

Dr. Wilt Kao

CTO at LongWave Photonics LLC

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Author

Publications (7)

Proceedings Article | 26 May 2016 Paper

Terahertz imaging with quantum cascade lasers

Alan Lee, Tsung-Yu Kao, Ian Zimmerman, Naoki Oda, Qing Hu

Proceedings Volume 9854, 98540R (2016) https://doi.org/10.1117/12.2224140

KEYWORDS: Quantum cascade lasers, Terahertz radiation, Sensors, Microbolometers, Imaging systems, Metals, Nondestructive evaluation, Silicon, Staring arrays, Interfaces

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Proceedings Article | 25 May 2016 Paper

THz QCLs for heterodyne receivers and wavelength modulation spectroscopy

Alan W. Lee, Tsung-Yu Kao, Ian Zimmerman, William T. Cole, Richard Thurston, Richard Saykally, Ningren Han, Qing Hu

Proceedings Volume 9836, 98362O (2016) https://doi.org/10.1117/12.2224158

KEYWORDS: Terahertz radiation, Quantum cascade lasers, Heterodyning, Receivers, Modulation, Sensors, Absorption, Signal detection, Spectroscopes, Microelectromechanical systems

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Proceedings Article | 23 July 2014 Paper

A 4.7THz heterodyne receiver for a balloon borne telescope

D. Hayton, J. Kloosterman, Y. Ren, T. Kao, J. Gao, T. Klapwijk, Q. Hu, C. Walker, J. Reno

Proceedings Volume 9153, 91531R (2014) https://doi.org/10.1117/12.2055790

KEYWORDS: Terahertz radiation, Receivers, Quantum cascade lasers, Heterodyning, Telescopes, Gas lasers, Stars, Oscillators, Temperature metrology, Spectroscopy

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Proceedings Article | 31 January 2014 Paper

Microstrip-antenna-coupled distributed feedback terahertz quantum-cascade lasers

Tsung-Yu Kao, Xiaowei Cai, Qing Hu, John Reno

Proceedings Volume 8993, 89930E (2014) https://doi.org/10.1117/12.2036604

KEYWORDS: Antennas, Terahertz radiation, Phase modulation, Quantum cascade lasers, Waveguides, Optical simulations, Finite element methods, Pulsed power, Scanning electron microscopy, Metals

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Proceedings Article | 23 February 2013 Paper

Terahertz quantum cascade laser based optical coherence tomography

Alan Lee, Tsung-Yu Kao, Qing Hu, John Reno

Proceedings Volume 8585, 858508 (2013) https://doi.org/10.1117/12.2001127

KEYWORDS: Quantum cascade lasers, Terahertz radiation, Interfaces, Mirrors, Optical coherence tomography, Tomography, Dielectrics, Antennas, Neodymium, Interferometers

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Proceedings Article | 24 September 2012 Paper

Stabilized HEB-QCL heterodyne spectrometer at super-terahertz

Y. Ren, D. Hayton, J. Hovenier, M. Cui, J. Gao, T. Klapwijk, S. Shi, T.-Y. Kao, Q. Hu, J. Reno

Proceedings Volume 8452, 845210 (2012) https://doi.org/10.1117/12.925651

KEYWORDS: Quantum cascade lasers, Spectroscopy, Terahertz radiation, Absorption, Heterodyning, Oscillators, Bolometers, Sensors, Actuators, Signal detection

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Proceedings Article | 15 July 2010 Paper

Heterodyne gas cell measurements at 2.9 THz using a quantum cascade laser as local oscillator

Y. Ren, J. R. Gao, J. N. Hovenier, R. Higgins, W. Zhang, A. Bell, B. Klein, T. Klapwijk, S. C. Shi, T.-Y. Kao, S. Kumar, Q. Hu, J. Reno

Proceedings Volume 7741, 774118 (2010) https://doi.org/10.1117/12.857658

KEYWORDS: Quantum cascade lasers, Terahertz radiation, Heterodyning, Receivers, Oscillators, Temperature metrology, Spectroscopy, Spectrometers, Astronomy, Spectroscopes

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Showing 5 of 7 publications

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