Dr. Yong Chang Profile

Dr. Yong Chang

Infrared Device Testing & Modeling Engineer at EPIR Technologies Inc

SPIE Involvement:

Author

Proceedings Article | 10 October 2023 Presentation

Optimizing advanced integration technology for large format, small pixel IRFPAs

Sushant Sonde, Kiran Sasikumar, Yong Chang, Subramanian Sankaranarayanan, Silviu Velicu

Proceedings Volume PC12687, PC1268708 (2023) https://doi.org/10.1117/12.2677419

KEYWORDS: Reliability, Mercury cadmium telluride

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Proceedings Article | 11 October 2022 Presentation

Material considerations for vertical integration of IRFPAs (Conference Presentation)

Sushant Sonde, Kiran Sasikumar, Yong Chang, Subramanian KRS Sankaranarayanan, Silviu Velicu

Proceedings Volume PC12234, PC122340A (2022) https://doi.org/10.1117/12.2633654

KEYWORDS: Staring arrays, Indium, Thermography, Thermal modeling, Superlattices, Sensors, Reliability, Mercury cadmium telluride, Infrared radiation, Finite element methods

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Proceedings Article | 13 May 2019 Paper

High energy neutron irradiation effects on molecular beam epitaxy HgCdTe-based focal plane arrays and cameras

Y. Chang, S. Velicu

Proceedings Volume 10980, 109800V (2019) https://doi.org/10.1117/12.2521311

KEYWORDS: Staring arrays, Mid-IR, Mercury cadmium telluride, Infrared cameras, Cameras, Readout integrated circuits, Long wavelength infrared, Sensors, Infrared imaging, Infrared ROIC, Directed infrared countermeasures, Infrared detectors, Far infrared, Infrared photodetector characterization techniques

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Proceedings Article | 5 March 2013 Paper

Hyperspectral Fabry-Perot filters for HgCdTe infrared detectors

Yong Chang, Christoph Grein, Silviu Velicu, Michael Morley, Neelam Gupta

Proceedings Volume 8613, 861316 (2013) https://doi.org/10.1117/12.2007508

KEYWORDS: Electronic filtering, Long wavelength infrared, Reflectivity, Spectral resolution, Mercury cadmium telluride, Interfaces, Optical filters, Sensors, Infrared detectors, Zinc

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Proceedings Article | 24 October 2012 Paper

Reduced leakage currents of CdZnTe radiation detectors with HgTe/HgCdTe superlattice contacts

Y. Chang, C. Grein, C. Becker, J. Huang, S. Ghosh, F. Aqariden, S. Sivananthan

Proceedings Volume 8507, 850715 (2012) https://doi.org/10.1117/12.949354

KEYWORDS: Stereolithography, Sensors, Mercury cadmium telluride, Superlattices, Metals, Mercury, Semiconductors, Diodes, Sensor performance, Tellurium

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Proceedings Article | 27 August 2010 Paper

Reduction of leakage currents in CdZnTe-based x-ray and gamma-ray detectors: a II-VI semiconductor superlattice approach

Y. Chang, C. Grein, C. Becker, X. Wang, S. Sivananthan

Proceedings Volume 7805, 78050A (2010) https://doi.org/10.1117/12.862285

KEYWORDS: Stereolithography, Sensors, Mercury cadmium telluride, Semiconductors, Electrons, Superlattices, Sensor performance, X-rays, Heterojunctions, Metals

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Proceedings Article | 28 August 2009 Paper

On the optical dispersive properties of HgCdTe as a function of depth

Yong Chang, Vaidya Nathan, Paul LeVan, C. Grein, C Becker, S. Sivananthan

Proceedings Volume 7419, 74190G (2009) https://doi.org/10.1117/12.828432

KEYWORDS: Absorption, Mercury cadmium telluride, Sensors, Data modeling, Dispersion, Infrared radiation, Thermography, Mid-IR, Long wavelength infrared, Infrared detectors

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Proceedings Article | 22 October 2004 Paper

MWIR detectors on HgCdTe grown by MBE on 3-in. diameter silicon substrates

Tae-Seok Lee, Jun Zhao, Yong Chang, Renganathan Ashokan, Sivalingam Sivananthan, Paul Boieriu, Yuanping Chen, Gregory Brill, Priyalal Wijewarnasuriya, Nibir Dhar

Proceedings Volume 5564, (2004) https://doi.org/10.1117/12.568012

KEYWORDS: Mercury cadmium telluride, Mid-IR, Annealing, Arsenic, Heterojunctions, Silicon, Interfaces, Mercury, Sensors, Diffusion

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Proceedings Article | 8 December 2003 Paper

HgCdTe for far-infrared heterodyne detection

Yong Zhou, Jun Zhao, Rita Boreiko, Yong Chang, Yusuf Selamet, Renganathan Ashokan, Charles Becker, Albert Betz, Sivalingam Sivananthan

Proceedings Volume 5209, (2003) https://doi.org/10.1117/12.507564

KEYWORDS: Sensors, Stereolithography, Heterodyning, Superlattices, Mercury cadmium telluride, Tellurium, Electrodes, Cadmium, Absorption, X-ray diffraction

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Proceedings Article | 5 December 2002 Paper

Progress in far-infrared detection technology

Yongdong Zhou, Charles Becker, Renganathan Ashokan, Yusuf Selamet, Yong Chang, Rita Boreiko, Albert Betz, Sivalingam Sivananthan

Proceedings Volume 4795, (2002) https://doi.org/10.1117/12.452270

KEYWORDS: Stereolithography, Superlattices, Mercury cadmium telluride, Absorption, Sensors, Tellurium, Cadmium, X-ray diffraction, Transmission electron microscopy, Mercury

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Proceedings Article | 29 November 2000 Paper

Infrared photoluminescence characterization of HgCdTe film

Yong Chang, Junhao Chu, Rongbin Ji, X. Wang, Gensheng Huang, J. Li, Li He, Dingyuan Tang

Proceedings Volume 4086, (2000) https://doi.org/10.1117/12.408425

KEYWORDS: Luminescence, Mercury cadmium telluride, Crystals, Silver, Infrared radiation, Arsenic, Temperature metrology, Cadmium, Doping, Excitons

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Proceedings Article | 29 November 2000 Paper

Fabrication of multielement arrays based on high-Tc superconducting microbolometers

Xintian Liu, Z. Liu, Yong Chang, Junhao Chu

Proceedings Volume 4086, (2000) https://doi.org/10.1117/12.408315

KEYWORDS: Superconductors, Microbolometers, Sensors, Infrared radiation, Technetium, Resistance, Electrodes, Physics, Micromachining, Imaging spectroscopy

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Proceedings Article | 29 November 2000 Paper

Optical investigations on pseudomorphic delta-doped AlGaAs/InGaAs/GaAs quantum wells

X. Wang, Yong Chang, Xin Cao, Yongsheng Gui, Junhao Chu

Proceedings Volume 4086, (2000) https://doi.org/10.1117/12.408458

KEYWORDS: Quantum wells, Silicon, Luminescence, Indium gallium arsenide, Doping, Gallium arsenide, Physics, Transistors, Temperature metrology, Modulation

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Proceedings Article | 1 April 1999 Paper

Optical storage mechanisms of electron trapping materials

Hao Ruan, Fuxi Gan, Yong Chang

Proceedings Volume 3622, (1999) https://doi.org/10.1117/12.344492

KEYWORDS: Samarium, Ions, Europium, Strontium, Calcium, Cerium, Optical storage, Ultraviolet radiation, Visible radiation, Light

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Showing 5 of 14 publications

SPIE Conference Volume | 29 November 2000

Fourth International Conference on Thin Film Physics and Applications

Conference Committee Involvement (1)

Fourth International Conference on Thin Films Physics and Applications

8 May 2000 | Shanghai, China

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