Prof. Cheng-Yi Liu Profile

Prof. Cheng-Yi Liu

Professor at National Central Univ

SPIE Involvement:

Author

Publications (4)

Proceedings Article | 19 September 2007 Paper

Studies and issues of thin-GaN LED process

C. Liu, C. Lin, P. Chen, P. Chou, Y. Lin

Proceedings Volume 6669, 66690V (2007) https://doi.org/10.1117/12.741652

KEYWORDS: Light emitting diodes, Wafer bonding, LED lighting, Metals, Copper, Plating, Gallium nitride, Sapphire, Nickel, Semiconducting wafers

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SPIE Journal Paper | 1 July 2006

Fabrication and tolerance reduction of a Si-based pickup module for optical storage

Chien Chieh Lee, Chih-Ming Wang, S. Huang, Jenq-Yang Chang, Gou Chung Chi, S. Shu, ChengYi Liu

OE, Vol. 45, Issue 07, 074601, (July 2006) https://doi.org/10.1117/12.10.1117/1.2219105

KEYWORDS: Tolerancing, Optical components, Diffraction, Silicon, Diffraction gratings, Holographic optical elements, Head, Objectives, Optical storage, Servomechanisms

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Proceedings Article | 15 September 2005 Paper

Stress analysis of transferred thin-GaN LED by Au-Si wafer bonding

C. Y. Liu, S. C. Hsu

Proceedings Volume 5941, 594116 (2005) https://doi.org/10.1117/12.615677

KEYWORDS: Gallium nitride, Light emitting diodes, Silicon, Sapphire, Wafer bonding, Light sources and illumination, Gold, Interfaces, Liquids, Stress analysis

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Proceedings Article | 14 September 2005 Paper

High thermal stable and low resistance contacts to p-GaN for thin-GaN LED

C. L. Lin, C. Y. Liu, S. J. Wang

Proceedings Volume 5941, 59411M (2005) https://doi.org/10.1117/12.616349

KEYWORDS: Light emitting diodes, Aluminum, Nickel, Gallium nitride, Resistance, Reflectivity, Annealing, Chemical species, Semiconducting wafers, Metals

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