Dr. Wei Zhang Profile

Dr. Wei Zhang

Sr Director of Product Applications at AXT Inc

SPIE Involvement:

Author

Publications (12)

Proceedings Article | 12 February 2008 Paper

Electrically pumped photonic crystal distributed feedback quantum cascade lasers

Y. Bai, P. Sung, S. Darvish, W. Zhang, A. Evans, S. Slivken, M. Razeghi

Proceedings Volume 6900, 69000A (2008) https://doi.org/10.1117/12.776272

KEYWORDS: Quantum cascade lasers, Fabry–Perot interferometers, Photonic crystals, Diffraction, Semiconducting wafers, Silica, Waveguides, Mid-IR, High power lasers, Laser applications

Read Abstract +

Proceedings Article | 1 February 2008 Paper

Overview of quantum cascade laser research at the Center for Quantum Devices

S. Slivken, A. Evans, J. Nguyen, Y. Bai, P. Sung, S. Darvish, W. Zhang, M. Razeghi

Proceedings Volume 6900, 69000B (2008) https://doi.org/10.1117/12.767315

KEYWORDS: Quantum cascade lasers, Continuous wave operation, Waveguides, Oscillators, Heterojunctions, Absorption, Electrons, Semiconductor lasers, Quantum efficiency, High power lasers

Read Abstract +

Proceedings Article | 12 June 2007 Paper

High-performance InAs quantum-dot infrared photodetectors grown on InP substrate operating at room temperature and high operating temperature focal plane array

S. Tsao, H. Lim, W. Zhang, M. Razeghi

Proceedings Volume 6593, 65931U (2007) https://doi.org/10.1117/12.719691

KEYWORDS: Staring arrays, Sensors, Temperature metrology, Indium arsenide, Quantum well infrared photodetectors, Infrared radiation, Photodetectors, Infrared photography, Electrons, Imaging systems

Read Abstract +

Proceedings Article | 14 May 2007 Paper

Self-assembled semiconductor quantum dot infrared photodetector operating at room temperature and focal plane array

Ho-Chul Lim, Stanley Tsao, Wei Zhang, Manijeh Razeghi

Proceedings Volume 6542, 65420R (2007) https://doi.org/10.1117/12.719670

KEYWORDS: Staring arrays, Sensors, Quantum dots, Indium arsenide, Temperature metrology, Quantum well infrared photodetectors, Infrared radiation, Quantum wells, Photodetectors, Readout integrated circuits

Read Abstract +

Proceedings Article | 17 May 2006 Paper

Quantum-dot infrared photodetectors and focal plane arrays

Manijeh Razeghi, Ho-Chul Lim, Stanley Tsao, Maho Taguchi, Wei Zhang, Alain Andre Quivy

Proceedings Volume 6206, 62060I (2006) https://doi.org/10.1117/12.661175

KEYWORDS: Indium gallium phosphide, Infrared radiation, Quantum well infrared photodetectors, Infrared photography, Photodetectors, Quantum efficiency, Mid-IR, Quantum dots, Staring arrays, Gallium arsenide

Read Abstract +

Proceedings Article | 28 February 2006 Paper

InAs quantum dot infrared photodetectors on InP by MOCVD

Wei Zhang, Ho-Chul Lim, Maho Taguchi, Alain Quivy, Manijeh Razeghi

Proceedings Volume 6127, 61270M (2006) https://doi.org/10.1117/12.659051

KEYWORDS: Indium arsenide, Quantum dots, Mid-IR, Infrared radiation, Metalorganic chemical vapor deposition, Quantum efficiency, Quantum well infrared photodetectors, Infrared photography, Photodetectors, Infrared detectors

Read Abstract +

Proceedings Article | 28 February 2006 Paper

InGaAs/InGaP quantum-dot infrared photodetector with a high detectivity

Ho-Chul Lim, Stanley Tsao, Maho Taguchi, Wei Zhang, Alain Quivy, Manijeh Razeghi

Proceedings Volume 6127, 61270N (2006) https://doi.org/10.1117/12.659115

KEYWORDS: Quantum well infrared photodetectors, Infrared radiation, Infrared photography, Photodetectors, Infrared detectors, Quantum IR detectors, Surgery, Quantum dots, Quantum efficiency, Indium gallium arsenide

Read Abstract +

Proceedings Article | 28 June 2005 Paper

Focal plane arrays based on quantum dot infrared photodetectors

Manijeh Razeghi, Wei Zhang, Ho-Chul Lim, Stanley Tsao, John Szafraniec, Maho Taguchi, Bijan Movaghar

Proceedings Volume 5838, (2005) https://doi.org/10.1117/12.607534

KEYWORDS: Staring arrays, Quantum dots, Quantum well infrared photodetectors, Thermography, Gallium arsenide, Indium arsenide, Infrared radiation, Temperature metrology, Infrared imaging, Absorption

Read Abstract +

Proceedings Article | 25 March 2005 Paper

High performance InAs quantum dot infrared photodetectors (QDIP) on InP by MOCVD

Wei Zhang, Ho-Chul Lim, Maho Taguchi, Stanley Tsao, John Szafraniec, Bijan Movaghar, Manijeh Razeghi, Meimei Tidrow

Proceedings Volume 5732, (2005) https://doi.org/10.1117/12.597139

KEYWORDS: Quantum dots, Quantum well infrared photodetectors, Indium arsenide, Infrared radiation, Infrared photography, Photodetectors, Metalorganic chemical vapor deposition, Infrared detectors, Quantum efficiency, Quantum IR detectors

Read Abstract +

Proceedings Article | 25 March 2005 Paper

High performance InGaAs/InGaP quantum dot infrared photodetector achieved through doping level optimization

Stanley Tsao, Kan Mi, John Szafraniec, Wei Zhang, Ho-chul Lim, Bijan Movaghar, Manijeh Razeghi

Proceedings Volume 5732, (2005) https://doi.org/10.1117/12.597208

KEYWORDS: Doping, Quantum dots, Quantum well infrared photodetectors, Electrons, Infrared radiation, Infrared photography, Photodetectors, Quantum efficiency, Oscillators, Temperature metrology

Read Abstract +

Proceedings Article | 4 November 2004 Paper

InAs quantum dot infrared photodetectors (QDIP) on InP by MOCVD

Wei Zhang, Hochul Lim, Stanley Tsao, Kan Mi, Bijan Movaghar, Thomas Sills, Jutao Jiang, Manijeh Razeghi

Proceedings Volume 5543, (2004) https://doi.org/10.1117/12.561377

KEYWORDS: Indium arsenide, Quantum dots, Quantum well infrared photodetectors, Infrared radiation, Metalorganic chemical vapor deposition, Infrared detectors, Electrons, Infrared sensors, Infrared photography, Photodetectors

Read Abstract +

Proceedings Article | 21 October 2004 Paper

InGaAs/InGaP quantum dots and nanopillar structures for infrared focal plane array applications

Stanley Tsao, Aaron Gin, Kan Mi, John Szafraniec, Wei Zhang, Hochul Lim, Thomas O'Sullivan, Jutao Jiang, Manijeh Razeghi, Gail Brown, Meimei Tidrow

Proceedings Volume 5563, (2004) https://doi.org/10.1117/12.565667

KEYWORDS: Staring arrays, Quantum dots, Quantum well infrared photodetectors, Infrared radiation, Indium gallium arsenide, Sensors, Thermography, Indium, Indium gallium phosphide, Metals

Read Abstract +

Showing 5 of 12 publications

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Keywords/Phrases

Search In:

Publication Years