Dr. Matthew C. Beard Profile

Dr. Matthew C. Beard

Scientist at National Renewable Energy Lab

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Author

Publications (9)

Proceedings Article | 4 October 2024 Presentation

Electrical switching of circular polarization of spin light emitting diode

Pambiang Abel Dainone, Nicholas Figueiredo Prestes, Pierre Renucci, Alexandre Bouché, Martina Morassi, Xavier Devaux, Markus Lindemann, Jean-Marie George, Henri Jaffrès, Aristide Lemaître, Bo Xu, Mathieu Stoffel, Tongxin Chen, Laurent Lombez, Delphine Lagarde, Guangwei Cong, Tianyi Ma, Philippe Pigeat, Michel Vergnat, Hervé Rinnert, Xavier Marie, Xiufeng Han, Yuan Lu, Stephane Mangin, Juan-Carlos Rojas Sanchez, Jian-Ping Wang, Matthew Beard, Nils Gerhardt, Igor Žutić

Proceedings Volume PC13119, PC131190A (2024) https://doi.org/10.1117/12.3027599

KEYWORDS: Polarization, Light emitting diodes, Quantum switching, Modulation, Quantum control, Telecommunications, Quantum spin, Semiconductors, Quantum light, Quantum dot light emitters

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Proceedings Article | 19 March 2024 Presentation

Investigation of hot carriers in highly stable FA0.8Cs0.2Pb1.02I2.4Br0.6Cl0.02 perovskite solar cells

Hadi Afshari, Varun Mapara, Megh Khanal, Vincent Whiteside, Rebecca Scheidt, Matthew Beard, Giles Eperon, Madalina Furis, Ian Sellers

Proceedings Volume PC12881, PC128810D (2024) https://doi.org/10.1117/12.3003351

KEYWORDS: Solar cells, Hot carriers, Perovskite, Picosecond phenomena, Absorption, Tolerancing, Physics, Light sources and illumination

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Proceedings Article | 9 March 2024 Presentation

Temperature dependent carrier extraction and the effects of excitons on emission and photovoltaic performance in Cs0.05FA0.79MA0.16Pb(I0.83Br0.17)3 Solar cells

Hadi Afshari, Brandon Durant, Ahmad Kirmani, Sergio Chacon, John Mahoney, Vincent Whiteside, Rebecca Scheidt, Matthew Beard, Joseph Luther, Ian Sellers

Proceedings Volume PC12881, PC1288104 (2024) https://doi.org/10.1117/12.3003386

KEYWORDS: Solar cells, Photovoltaics, Excitons, Photoluminescence, Temperature metrology, Perovskite, Electro optics

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Proceedings Article | 10 March 2023 Presentation

Evidence of hot carrier effects in metal halide perovskite solar cells (Conference Presentation)

Ian Sellers, Shashi Sourabh, Hadi Afshari, Vincent Whiteside, Giles Eperon, Rebecca Scheidt, Matthew Beard

Proceedings Volume PC12416, PC124160N (2023) https://doi.org/10.1117/12.2651457

KEYWORDS: Perovskite, Metals, Solar cells, Temperature metrology, Solar energy, Carrier dynamics, Semiconductors, Photovoltaics, Luminescence

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Proceedings Article | 1 April 2022 Presentation

Hot carrier dynamics, relaxation, and the effects of polaron formation in metal-halide perovskites

Shashi Sourabh, Vincent Whiteside, Brandon Durant, Rebecca Scheidt, Yaxin Zhai, Kang Wang, Do Young Kim, Matthew Beard, Ian Sellers

Proceedings Volume PC11996, PC1199607 (2022) https://doi.org/10.1117/12.2609944

KEYWORDS: Perovskite, Carrier dynamics, Polarons, Solar energy, Semiconductors, Photovoltaics, Phonons, Optical properties, Excitons

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Proceedings Article | 7 June 2017 Presentation

Probing semiconductor interfacial carrier dynamics through time-resolving the photo-induced electric fields (Conference Presentation)

Matthew Beard, Ye Yang

Proceedings Volume 10193, 101930A (2017) https://doi.org/10.1117/12.2262733

KEYWORDS: Interfaces, Semiconductors, Carrier dynamics, Titanium dioxide, Absorption, Electrons, Time resolved spectroscopy, Spectroscopy, Reflectivity, Platinum

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Proceedings Article | 27 April 2016 Presentation

Photoluminescence quantum yields of PbSe and PbS QDs in the range of 1000 nm to 2000 nm (Conference Presentation)

Matthew Beard, Octavi Semonin, Justin Johnson, Ashley Marshall, Jianbing Zhang, Boris Chernomordik

Proceedings Volume 9723, 97230F (2016) https://doi.org/10.1117/12.2211728

KEYWORDS: Lead, Luminescence, Quantum efficiency, Quantum dots, Infrared radiation, Chemistry, Energy transfer, Near infrared, Halogens, Renewable energy

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Proceedings Article | 22 April 2016 Paper

Synthesis and spectroscopic evaluation of PbS quantum dots emitting at 1300 nm for optimized imaging in optical window II

Alexander Aydt, Shane Blair, Hairong Zhang, Boris Chernomordik, Matthew Beard, Mikhail Berezin

Proceedings Volume 9723, 97230Z (2016) https://doi.org/10.1117/12.2214509

KEYWORDS: Windows, Quantum dots, Tissue optics, Near infrared, Optical imaging, Quantum efficiency, Luminescence, Transparency, Imaging spectroscopy, Spectroscopy, Lead, Short wave infrared radiation, Imaging systems

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Proceedings Article | 4 December 2003 Paper

Transient photoconductivity in CdSe nanoparticles and nanocrystalline TiO2 as measured by time-resolved terahertz spectroscopy

Charles Schmuttenmaer, Gordon Turner, Matthew Beard

Proceedings Volume 5223, (2003) https://doi.org/10.1117/12.508218

KEYWORDS: Terahertz radiation, Nanoparticles, Scattering, Excitons, Data modeling, Backscatter, Picosecond phenomena, Absorption, Terahertz spectroscopy, Spectroscopy

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Showing 5 of 9 publications

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