Dr. Chenghao Wan Profile

Dr. Chenghao Wan

at Univ of Wisconsin-Madison

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Author

Publications (5)

Proceedings Article | 28 September 2023 Presentation

Colossal optical anisotropy from atomic-scale modulations

Hongyan Mei, Guodong Ren, Boyang Zhao, Jad Salman, Gwan-Yeong Jung, Huandong Chen, Shantanu Singh, Arashdeep Thind, John Cavin, Jordan Hachtel, Miaofang Chi, Shanyuan Niu, Graham Joe, Chenghao Wan, Nick Settineri, Simon Teat, Bryan Chakoumakos, Jayakanth Ravichandran, Rohan Mishra, Mikhail Kats

Proceedings Volume PC12657, PC1265702 (2023) https://doi.org/10.1117/12.2676394

KEYWORDS: Anisotropy, Modulation, Strontium, Polarization control, Electrons, Windows, Refractive index, Quantum optics applications, Quantum optics, Quantum limits

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Proceedings Article | 5 March 2022 Presentation

Reconfigurable photonics using the tunable phase-transition temperature of defect-engineered vanadium dioxide

Chenghao Wan, Martin Hafermann, Tae Joon Park, Zhen Zhang, Yuzhe Xiao, Hongyan Mei, Shriram Ramanathan, Carsten Ronning, Mikhail Kats

Proceedings Volume PC12010, PC120100A (2022) https://doi.org/10.1117/12.2609034

KEYWORDS: Vanadium, Photonics, Transmittance, Refractive index, Optical properties, Ion beams, Transition metals, Thin films, Switching, Optical components

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Proceedings Article | 5 August 2021 Presentation

Switchable thin-film filters enabled by the phase transition of vanadium dioxide

Chenghao Wan, David Woolf, Colin Hessel, Jad Salman, Yuzhe Xiao, Albert Wright, Joel Hensley, Mikhail Kats

Proceedings Volume 11796, 117961X (2021) https://doi.org/10.1117/12.2594032

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Proceedings Article | 21 August 2020 Presentation

Block copolymer lithography for scalable near-infrared graphene plasmonic devices

Joel Siegel, Jonathan Dwyer, Anjali Suresh, Margaret Fortman, Nathaniel Safron, Chenghao Wan, Jonathan Choi, Wei Wei, Vivek Saraswat, Mikhail Kats, Michael Arnold, Padma Gopalan, Victor Brar

Proceedings Volume 11467, 114670E (2020) https://doi.org/10.1117/12.2571066

KEYWORDS: Graphene, Lithography, Plasmonics, Nanostructures, Plasmons, Nanolithography, Optical lithography, Optoelectronics, Tunable filters, Chemical fiber sensors

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Proceedings Article | 19 April 2017 Presentation

Optical power diodes based on phase-transition materials (Conference Presentation)

Chenghao Wan, Erik Horak, You Zhou, Zhen Zhang, Jad Salman, Patrick Roney, Jura Rensberg, Bradley Gundlach, Shriram Ramanathan, Randall Goldsmith, Carsten Ronning, Mikhail Kats

Proceedings Volume 10105, 101051A (2017) https://doi.org/10.1117/12.2253143

KEYWORDS: Thin film devices, Transition metals, Diodes, Opacity, Vanadium, Finite-difference time-domain method, Optical components, Thermography, Thin films, Absorption

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