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Claude Weisbuch
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Journal Articles

Origins of the high-energy electroluminescence peaks in long-wavelength (∼495–685 nm) InGaN light-emitting diodes

Yi Chao Chow, Tanay Tak, Feng Wu, Jacob Ewing, Shuji Nakamura, Steven P. DenBaars, Yuh-Renn Wu, Claude Weisbuch, James S. Speck
Journal: Applied Physics Letters
Appl. Phys. Lett. 123, 091103 (2023)
https://doi.org/10.1063/5.0167779
Published: August 2023
View article titled, Origins of the high-energy electroluminescence peaks in long-wavelength (∼495–685 nm) InGaN light-emitting diodes
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Includes: Supplementary data
Journal Articles

Steady-state junction current distribution in p-n GaN diodes measured using low-energy electron microscopy (LEEM)

Editor’s Pick
Wan Ying Ho, Cameron W. Johnson, Tanay Tak, Mylène Sauty, Yi Chao Chow, Shuji Nakamura, Andreas Schmid, Jacques Peretti, Claude Weisbuch, James S. Speck
Journal: Applied Physics Letters
Appl. Phys. Lett. 123, 031101 (2023)
https://doi.org/10.1063/5.0153947
Published: July 2023
View article titled, Steady-state junction current distribution in p-n GaN diodes measured using low-energy electron microscopy (LEEM)
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Includes: Supplementary data
Journal Articles

Measurement of minority carrier diffusion length in p-GaN using electron emission spectroscopy (EES)

Wan Ying Ho, Yi Chao Chow, Shuji Nakamura, Jacques Peretti, Claude Weisbuch, James S. Speck
Journal: Applied Physics Letters
Appl. Phys. Lett. 122, 212103 (2023)
https://doi.org/10.1063/5.0150029
Published: May 2023
View article titled, Measurement of minority carrier diffusion length in <em>p</em>-GaN using electron emission spectroscopy (EES)
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Includes: Supplementary data
Journal Articles

Quantitative correlation of hot electron emission to Auger recombination in the active region of c-plane blue III-N LEDs

Wan Ying Ho, Yi Chao Chow, Daniel J. Myers, Feng Wu, Jacques Peretti, Claude Weisbuch, James S. Speck
Journal: Applied Physics Letters
Appl. Phys. Lett. 119, 051105 (2021)
https://doi.org/10.1063/5.0054636
Published: August 2021
View article titled, Quantitative correlation of hot electron emission to Auger recombination in the active region of <em>c</em>-plane blue III-N LEDs
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Includes: Supplementary data
Journal Articles

High efficiency blue InGaN microcavity light-emitting diode with a 205 nm ultra-short cavity

Joonho Back, Matthew S. Wong, Steven P. DenBaars, Claude Weisbuch, Shuji Nakamura
Journal: Applied Physics Letters
Appl. Phys. Lett. 118, 031102 (2021)
https://doi.org/10.1063/5.0039773
Published: January 2021
View article titled, High efficiency blue InGaN microcavity light-emitting diode with a 205 nm ultra-short cavity
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Journal Articles

A 3D simulation comparison of carrier transport in green and blue c-plane multi-quantum well nitride light emitting diodes

Guillaume Lheureux, Cheyenne Lynsky, Yuh-Renn Wu, James S. Speck, Claude Weisbuch
Journal: Journal of Applied Physics
J. Appl. Phys. 128, 235703 (2020)
https://doi.org/10.1063/1.5143276
Published: December 2020
View article titled, A 3D simulation comparison of carrier transport in green and blue c-plane multi-quantum well nitride light emitting diodes
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Includes: Supplementary data
Journal Articles

Evidence for trap-assisted Auger recombination in MBE grown InGaN quantum wells by electron emission spectroscopy

Daniel J. Myers, Andrew C. Espenlaub, Kristina Gelzinyte, Erin C. Young, Lucio Martinelli, Jacques Peretti, Claude Weisbuch, James S. Speck
Journal: Applied Physics Letters
Appl. Phys. Lett. 116, 091102 (2020)
https://doi.org/10.1063/1.5125605
Published: March 2020
View article titled, Evidence for trap-assisted Auger recombination in MBE grown InGaN quantum wells by electron emission spectroscopy
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Journal Articles

Evidence of trap-assisted Auger recombination in low radiative efficiency MBE-grown III-nitride LEDs

Andrew C. Espenlaub, Daniel J. Myers, Erin C. Young, Saulius Marcinkevičius, Claude Weisbuch, James S. Speck
Journal: Journal of Applied Physics
J. Appl. Phys. 126, 184502 (2019)
https://doi.org/10.1063/1.5096773
Published: November 2019
View article titled, Evidence of trap-assisted Auger recombination in low radiative efficiency MBE-grown III-nitride LEDs
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Journal Articles

Three dimensional simulation on the transport and quantum efficiency of UVC-LEDs with random alloy fluctuations

Hung-Hsiang Chen, James S. Speck, Claude Weisbuch, Yuh-Renn Wu
Journal: Applied Physics Letters
Appl. Phys. Lett. 113, 153504 (2018)
https://doi.org/10.1063/1.5051081
Published: October 2018
View article titled, Three dimensional simulation on the transport and quantum efficiency of UVC-LEDs with random alloy fluctuations
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Includes: Supplementary data
Journal Articles

Identification of low-energy peaks in electron emission spectroscopy of InGaN/GaN light-emitting diodes

Daniel J. Myers, Kristina Gelžinytė, Wan Ying Ho, Justin Iveland, Lucio Martinelli, Jacques Peretti, Claude Weisbuch, James S. Speck
Journal: Journal of Applied Physics
J. Appl. Phys. 124, 055703 (2018)
https://doi.org/10.1063/1.5030208
Published: August 2018
View article titled, Identification of low-energy peaks in electron emission spectroscopy of InGaN/GaN light-emitting diodes
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Journal Articles

Auger-generated hot carrier current in photo-excited forward biased single quantum well blue light emitting diodes

Editor’s Pick
Andrew C. Espenlaub, Abdullah I. Alhassan, Shuji Nakamura, Claude Weisbuch, James S. Speck
Journal: Applied Physics Letters
Appl. Phys. Lett. 112, 141106 (2018)
https://doi.org/10.1063/1.5021475
Published: April 2018
View article titled, Auger-generated hot carrier current in photo-excited forward biased single quantum well blue light emitting diodes
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Journal Articles

Low-energy electro- and photo-emission spectroscopy of GaN materials and devices

Marco Piccardo, Justin Iveland, Lucio Martinelli, Shuji Nakamura, Joo Won Choi, James S. Speck, Claude Weisbuch, Jacques Peretti
Journal: Journal of Applied Physics
J. Appl. Phys. 117, 112814 (2015)
https://doi.org/10.1063/1.4913928
Published: March 2015
View article titled, Low-energy electro- and photo-emission spectroscopy of GaN materials and devices
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Journal Articles

Origin of electrons emitted into vacuum from InGaN light emitting diodes

Justin Iveland, Marco Piccardo, Lucio Martinelli, Jacques Peretti, Joo Won Choi, Nathan Young, Shuji Nakamura, James S. Speck, Claude Weisbuch
Journal: Applied Physics Letters
Appl. Phys. Lett. 105, 052103 (2014)
https://doi.org/10.1063/1.4892473
Published: August 2014
View article titled, Origin of electrons emitted into vacuum from InGaN light emitting diodes
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Journal Articles

LEDs for lighting - The physical and materials basis

Claude Weisbuch
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1519, 26–31 (2013)
https://doi.org/10.1063/1.4794702
Published: March 2013
View article titled, LEDs for lighting - The physical and materials basis
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Journal Articles

Double embedded photonic crystals for extraction of guided light in light-emitting diodes

Jason Jewell, Dobri Simeonov, Shih-Chieh Huang, Yan-Ling Hu, Shuji Nakamura, James Speck, Claude Weisbuch
Journal: Applied Physics Letters
Appl. Phys. Lett. 100, 171105 (2012)
https://doi.org/10.1063/1.4705735
Published: April 2012
View article titled, Double embedded photonic crystals for extraction of guided light in light-emitting diodes
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Journal Articles

Polarized light extraction in m-plane GaN light-emitting diodes by embedded photonic-crystals

Elison Matioli, Stuart Brinkley, Kathryn M. Kelchner, Shuji Nakamura, Steven DenBaars, James Speck, Claude Weisbuch
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 251112 (2011)
https://doi.org/10.1063/1.3602319
Published: June 2011
View article titled, Polarized light extraction in m-plane GaN light-emitting diodes by embedded photonic-crystals
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Journal Articles

Direct measurement of internal quantum efficiency in light emitting diodes under electrical injection

Elison Matioli, Claude Weisbuch
Journal: Journal of Applied Physics
J. Appl. Phys. 109, 073114 (2011)
https://doi.org/10.1063/1.3549730
Published: April 2011
View article titled, Direct measurement of internal quantum efficiency in light emitting diodes under electrical injection
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Journal Articles

Directionality control through selective excitation of low-order guided modes in thin-film InGaN photonic crystal light-emitting diodes

Elizabeth Rangel, Elison Matioli, Yong-Seok Choi, Claude Weisbuch, James S. Speck, Evelyn L. Hu
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 081104 (2011)
https://doi.org/10.1063/1.3554417
Published: February 2011
View article titled, Directionality control through selective excitation of low-order guided modes in thin-film InGaN photonic crystal light-emitting diodes
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Journal Articles

High internal and external quantum efficiency InGaN/GaN solar cells

Elison Matioli, Carl Neufeld, Michael Iza, Samantha C. Cruz, Ali A. Al-Heji, Xu Chen, Robert M. Farrell, Stacia Keller, Steven DenBaars, Umesh Mishra, Shuji Nakamura, James Speck, Claude Weisbuch
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 021102 (2011)
https://doi.org/10.1063/1.3540501
Published: January 2011
View article titled, High internal and external quantum efficiency InGaN/GaN solar cells
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Journal Articles

Interplay of cavity thickness and metal absorption in thin-film InGaN photonic crystal light-emitting diodes

Elizabeth Rangel, Elison Matioli, Hung-Tse Chen, Yong-Seok Choi, Claude Weisbuch, James S. Speck, Evelyn L. Hu
Journal: Applied Physics Letters
Appl. Phys. Lett. 97, 061118 (2010)
https://doi.org/10.1063/1.3480421
Published: August 2010
View article titled, Interplay of cavity thickness and metal absorption in thin-film InGaN photonic crystal light-emitting diodes
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