Prof. Chris G. Van de Walle Profile

Prof. Chris G. Van de Walle

Professor

SPIE Involvement:

Conference Program Committee | Author

Proceedings Article | 16 March 2024 Presentation

Surface reconstructions on bare and hydrogenated gallium oxide surfaces and consequences for growth

Chris Van de Walle

Proceedings Volume PC12887, PC1288704 (2024) https://doi.org/10.1117/12.3010027

KEYWORDS: Hydrogen, Gallium oxide, Gallium, Semiconductors, Molecular beam epitaxy, Metalorganic chemical vapor deposition, Materials properties, Chemical vapor deposition, Adsorption

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Proceedings Article | 16 March 2023 Presentation

Role of hydrogen in gallium oxide (Conference Presentation)

Chris Van de Walle

Proceedings Volume PC12422, PC1242208 (2023) https://doi.org/10.1117/12.2659844

KEYWORDS: Hydrogen, Oxides, Gallium, Metalorganic chemical vapor deposition, Electronics, Diffusion, Chemical vapor deposition, Carbon

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Proceedings Article | 5 March 2022 Presentation + Paper

First-principles studies of diffusion in gallium oxide

Chris Van de Walle, Mengen Wang, Sai Mu

Proceedings Volume 12002, 120020B (2022) https://doi.org/10.1117/12.2618021

KEYWORDS: Diffusion, Magnesium, Hydrogen, Oxides, Metalorganic chemical vapor deposition, Electronics

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Proceedings Article | 5 March 2021 Presentation

Doping of gallium oxide and aluminum gallium oxide alloys

Chris Van de Walle

Proceedings Volume 11687, 116870K (2021) https://doi.org/10.1117/12.2588459

KEYWORDS: Oxides, Gallium, Doping, Aluminum, Ionization, Electronics

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Proceedings Article | 10 March 2020 Presentation

Atomic scale microscopy of point defects and their complexes in beta-Ga2O3 (Conference Presentation)

Jinwoo Hwang, Jared Johnson, Joel Varley, Aaron Arehart, Steven Ringel, Chris Van de Walle

Proceedings Volume 11281, 1128108 (2020) https://doi.org/10.1117/12.2552248

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Proceedings Article | 10 March 2020 Presentation

First-principles studies of defects, doping, and diffusion in gallium oxide (Conference Presentation)

Chris Van de Walle

Proceedings Volume 11281, 1128102 (2020) https://doi.org/10.1117/12.2552231

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Proceedings Article | 9 March 2020 Presentation

First-principles studies of radiative and nonradiative recombination in halide perovskites (Conference Presentation)

Chris Van de Walle

Proceedings Volume 11302, 1130206 (2020) https://doi.org/10.1117/12.2538696

KEYWORDS: Perovskite, Lead, Semiconductors, Optoelectronics, Light emitting diodes, Solar cells, Diffractive optical elements

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Proceedings Article | 14 March 2018 Presentation

First-principles modeling of gallium-oxide and related semiconductors (Conference Presentation)

Chris Van de Walle

Proceedings Volume 10533, 1053302 (2018) https://doi.org/10.1117/12.2300981

KEYWORDS: Oxides, Gallium, Semiconductors, N-type semiconductors, Electronics, Condensed matter, Transparent conductors, Corundum, Crystals

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Proceedings Article | 14 March 2018 Presentation

Impact of defects on efficiency of light emitters (Conference Presentation)

Chris Van de Walle

Proceedings Volume 10554, 105540A (2018) https://doi.org/10.1117/12.2280166

KEYWORDS: Semiconductors, Light emitting diodes, Solid state lighting, Carbon, Chemical vapor deposition, Luminescence, Optical properties, Electrons, Diffractive optical elements, LED lighting

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Proceedings Article | 23 February 2018 Paper

Impact of point defects on electrochromism in WO3

Hartwin Peelaers, Jimmy-Xuan Shen, Wennie Wang, Anderson Janotti, Chris Van de Walle

Proceedings Volume 10533, 105332C (2018) https://doi.org/10.1117/12.2303688

KEYWORDS: Lithium, Doping, Alkali metals

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Proceedings Article | 23 February 2018 Paper

First-principles calculations of optical transitions at native defects and impurities in ZnO

Joel Varley, Anderson Janotti, Chris Van de Walle, John Lyons

Proceedings Volume 10533, 105331O (2018) https://doi.org/10.1117/12.2303687

KEYWORDS: Zinc oxide, Luminescence, Copper, Hydrogen, Materials science

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Proceedings Article | 16 September 2013 Paper

Conductivity and transparency of TiO2 from first principles

Chris Van de Walle, Joel Varley, Anderson Janotti, André Schleife

Proceedings Volume 8822, 882205 (2013) https://doi.org/10.1117/12.2024566

KEYWORDS: Absorption, Polarons, Visible radiation, Doping, Chemical species, Reflectivity, Dielectrics, Transparency, Optical properties, Titanium dioxide

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