Prof. Shanwen Zhang Profile

Prof. Shanwen Zhang

at CIOMP

SPIE Involvement:

Author

Publications (4)

Proceedings Article | 27 November 2023 Paper

Research on automatic detection method for surface defects of large-size gratings

Mengqing Xu, Xingxue Li, Shanwen Zhang, Chong Lin, Changhe Zhou, Jin Wang, Wei Jia

Proceedings Volume 12768, 127681V (2023) https://doi.org/10.1117/12.2687124

KEYWORDS: Diffraction gratings, Defect detection, Target detection, Target acquisition, Imaging systems, Illumination software, Manufacturing, Light sources and illumination, Image restoration, Image acquisition

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SPIE Journal Paper | 2 December 2020 Open Access

Leaky Bloch modal evolution of wideband reflectors with zero-contrast gratings from symmetric trapezoid to triangle ridge shapes

Shanwen Zhang, Robert Magnusson, Guohua Xing

OE, Vol. 59, Issue 12, 127102, (December 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.12.127102

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Proceedings Article | 26 February 2020 Presentation + Paper

Properties of resonant photonic lattices: Bloch mode dynamics, band flips, and applications

Robert Magnusson, Kyu J. Lee, Hafez Hemmati, Pawarat Bootpakdeetam, Jonathan Vasilyev, Fairooz Simlan, Nasrin Razmjooei, Yeong Hwan Ko, Shanwen Zhang, Sun-Goo Lee, Halldor Svavarsson

Proceedings Volume 11290, 1129006 (2020) https://doi.org/10.1117/12.2547322

KEYWORDS: Reflectors, Polarizers, Reflectivity, Silicon, Reflection, Mie scattering, Particles, Modulation, Waveguides, Polarization

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SPIE Journal Paper | 28 April 2015

Radial-quality uniformity investigations of large-area thick Al films

Haigui Yang, Zizheng Li, Xiaoyi Wang, Zhenfeng Shen, Jinsong Gao, Shanwen Zhang

OE, Vol. 54, Issue 04, 045106, (April 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.4.045106

KEYWORDS: Aluminum, Reflectivity, Coating, Surface roughness, Diffraction gratings, Thin films, Scanning electron microscopy, Deposition processes, Thin film coatings, Optical engineering

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