Dr. Wei Qiang Profile

Dr. Wei Qiang

Research Scholar at China Univ of Geosciences

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Publications (3)

Proceedings Article | 23 January 2006 Paper

On the properties of GeTe/Sb₂Te₃superlattice-like structure for phase-change optical recording

Wei Qiang, Yang Cao

Proceedings Volume 6029, 60290Z (2006) https://doi.org/10.1117/12.667717

KEYWORDS: Tellurium, Antimony, Crystals, Ferroelectric materials, Refractive index, Laser crystals, Sputter deposition, Optical recording, Thermography, Germanium

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Proceedings Article | 9 December 2005 Paper

A nondestructive technique of analyzing chalcogenide phase-change thin films by spectroscopic-ellipsometry

Wei Qiang, Yang Cao

Proceedings Volume 6024, 602415 (2005) https://doi.org/10.1117/12.666848

KEYWORDS: Antimony, Tellurium, Germanium, Silicon, Thin films, Chalcogenides, Sputter deposition, Data modeling, Spectroscopy, Nondestructive evaluation

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Proceedings Article | 10 January 2002 Paper

Investigation on rewritable multilevel reflection modulation recording phase-change optical disk

Luping Shi, Tow Chong Chong, E. Wee, Xiangshui Miao, P. Tan, K. Lim, Jun Li, Wei Qiang

Proceedings Volume 4342, (2002) https://doi.org/10.1117/12.453411

KEYWORDS: Signal detection, Optical discs, Crystals, Modulation, Phase shift keying, Absorption, Antimony, Optical simulations, Laser marking, Reflectivity

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