Dr. Peng Li Profile

Dr. Peng Li

at Northwestern Polytechnical Univ

SPIE Involvement:

Author

Area of Expertise:

beam physics , vector beam , vortex beam , photonic angular momentum

Publications (2)

SPIE Journal Paper | 13 October 2022 Open Access

Janus vortex beams realized via liquid crystal Pancharatnam–Berry phase elements

Bing-Yan Wei, Yuan Zhang, Haozhe Xiong, Sheng Liu, Peng Li, Dandan Wen, Jianlin Zhao

APN, Vol. 1, Issue 02, 026003, (October 2022) https://doi.org/10.1117/12.10.1117/1.APN.1.2.026003

KEYWORDS: Liquid crystals, Phase shift keying, Polarization, Beam propagation method, Fourier transforms, Optical components, Optical simulations, Photonics, Modulation, Wave propagation

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Proceedings Article | 22 February 2018 Presentation + Paper

Pancharactnam-Berry phase used for realizing spin-dependent propagation and polarization measurement

Sheng Liu, Peng Li, Jianlin Zhao

Proceedings Volume 10549, 105491A (2018) https://doi.org/10.1117/12.2286224

KEYWORDS: Polarization, Spiral phase plates, Wave plates, Poincaré sphere, Sagnac interferometers, Modulation

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