Prof. Matthew P. Halsall Profile

Prof. Matthew P. Halsall

Professor at Univ of Manchester

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Author

Publications (10)

Proceedings Article | 10 March 2020 Presentation

Determination of carrier concentration and quantum efficiency in InGaN/GaN quantum wells using photomodulated reflectivity (Conference Presentation)

Matthew Halsall, Iain Crowe, Rachel Oliver, Menno Kappers, Colin Humphreys

Proceedings Volume 11280, 112800Q (2020) https://doi.org/10.1117/12.2546446

KEYWORDS: Reflectivity, Quantum wells, Quantum efficiency, Laser beam diagnostics, Internal quantum efficiency, Light emitting diodes, Luminescence, Diffraction, Optical testing, Carrier dynamics

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Proceedings Article | 9 March 2020 Presentation

Identification of a boron-oxygen complex as the origin of a non-radiative recombination process in silicon photodetectors and solar cells (Conference Presentation)

Matthew Halsall, Michelle Vaqueiro Contreras, Vladimir Markevich, Jose Coutinho, Paulo Santos, Iain Crowe, Ian Hawkins, Stanislau Lastovskii, Leonid Murin, Anthony Peaker

Proceedings Volume 11285, 112850Z (2020) https://doi.org/10.1117/12.2543773

KEYWORDS: Silicon, Photodetectors, Solar cells, Spectroscopy, Oxygen, Fabrication, Semiconducting wafers, Boron, Diodes, Silicon solar cells

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Proceedings Article | 4 March 2019 Presentation

Silicon 'photonic molecules' for sensing applications (Conference Presentation)

Hei Chit Leo Tsui, Osamah Alsalman, Abdullah Alodhayb, Hamad Albrithen, David Hagan, Andrew Knights, Matthew Halsall, Iain Crowe

Proceedings Volume 10923, 1092315 (2019) https://doi.org/10.1117/12.2509919

KEYWORDS: Molecular photonics, Silicon photonics, Molecules, Waveguides, Sensors, Microrings, Resonators, Waveguide sensors, Near field optics, Near field

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Proceedings Article | 17 February 2010 Paper

Optical spectroscopy of Er doped Si-nanocrystals on sapphire substrates fabricated by ion implantation into SiO2

N. Hylton, I. Crowe, A. Knights, M. Halsall, S. Ruffell, R. Gwilliam

Proceedings Volume 7606, 760604 (2010) https://doi.org/10.1117/12.852922

KEYWORDS: Erbium, Luminescence, Annealing, Silica, Silicon, Ions, Sapphire, Temperature metrology, Spectroscopy, Absorption

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Proceedings Article | 17 February 2010 Paper

Formation of Si-nanocrystals in SiO2 via ion implantation and rapid thermal processing

Iain Crowe, Oksana Hulko, Andrew Knights, Nicholas Hylton, Matthew Halsall, Simon Ruffell, Russell Gwilliam

Proceedings Volume 7606, 76061K (2010) https://doi.org/10.1117/12.852924

KEYWORDS: Raman spectroscopy, Silicon, Annealing, Oxides, Nanocrystals, Transmission electron microscopy, Diffusion, Phonons, Silica, Temperature metrology

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Proceedings Article | 25 January 2007 Paper

Optical and terahertz spectroscopy of doped GaAs/AlAs quantum wells

Gintaras Valušis, Julius Kavaliauskas, Bronislovas Čechavičius, Genė Krivaitė, Dalius Seliuta, Ben Sherliker, Matthew Halsall, Paul Harrison, Suraj Khanna, Edmund Linfield

Proceedings Volume 6596, 65960L (2007) https://doi.org/10.1117/12.726406

KEYWORDS: Quantum wells, Terahertz radiation, Gallium arsenide, Excitons, Doping, Beryllium, Interfaces, Silicon, Absorption, Laser optics

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Proceedings Article | 25 January 2007 Paper

GaAs/AlAs quantum wells for selective terahertz sensing: study by differential surface pothovoltage spectroscopy

Julius Kavaliauskas, Bronislovas Čechavičius, Genė Krivaitė, Dalius Seliuta, Gintaras Valušis, Ben Sherliker, Matthew Halsall, Paul Harrison, Suraj Khanna, Edmund Linfield

Proceedings Volume 6596, 65960F (2007) https://doi.org/10.1117/12.726400

KEYWORDS: Quantum wells, Excitons, Beryllium, Silicon, Spectroscopy, Terahertz radiation, Interfaces, Doping, Gallium arsenide, Solids

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Proceedings Article | 25 January 2007 Paper

Phonon sidebands in photoluminescence of beryllium delta-doped GaAs/AlAs multiple quantum wells

Jurgis Kundrotas, Aurimas Čerškus, Agnė Johannessen, Steponas Ašmontas, Gintaras Valušis, Matthew Halsall, Paul Harrison

Proceedings Volume 6596, 659612 (2007) https://doi.org/10.1117/12.726488

KEYWORDS: Beryllium, Phonons, Gallium arsenide, Quantum wells, Luminescence, Nitrogen, Liquids, Satellites, Gallium, Semiconductors

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Proceedings Article | 13 June 2006 Paper

Photoreflectance and differential surface photovoltage studies of δ-doped GaAs/AlAs multiple quantum wells

Bronislovas Čechavičius, Julius Kavaliauskas, Genė Krivaitė, Dalius Seliuta, Gintaras Valušis, Matthew Halsall, Matthew Steer, Paul Harrison

Proceedings Volume 5946, 59460Z (2006) https://doi.org/10.1117/12.639337

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Proceedings Article | 9 September 1999 Paper

Free-electron laser studies of intra-acceptor transitions in GaAs: a potential far-infrared emission system

Matthew Halsall, Paul Harrison, H. Pellemans, Carl Pidgeon

Proceedings Volume 3828, (1999) https://doi.org/10.1117/12.361031

KEYWORDS: Absorption, Gallium arsenide, Beryllium, Free electron lasers, Terahertz radiation, Scattering, Quantum wells, Semiconductors, Laser scattering, Signal detection

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Showing 5 of 10 publications

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