Dr. Ilja Makkonen Profile

Dr. Ilja Makkonen

at Univ of Helsinki

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Publications (4)

Proceedings Article | 15 March 2024 Presentation + Paper

Split and unrelaxed Ga vacancies in β-Ga2O3

F. Tuomisto, I. Zhelezova, I. Makkonen

Proceedings Volume 12887, 1288704 (2024) https://doi.org/10.1117/12.3008560

KEYWORDS: Gallium, Crystals, Anisotropy, Spectroscopy, Doping, Semiconductors, Electrical conductivity

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Proceedings Article | 16 March 2023 Presentation + Paper

Diversity of split Ga vacancies in β-Ga2O3

F. Tuomisto, I. Zhelezova, I. Makkonen

Proceedings Volume 12422, 1242201 (2023) https://doi.org/10.1117/12.2664997

KEYWORDS: Electron positron annihilation, Gallium, Anisotropy, Crystals, Doppler effect, Spectroscopy, Thin films, Hydrogen, Chemical species

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Proceedings Article | 5 March 2021 Presentation + Paper

Split Ga vacancies: abundant defects in beta-Ga2O3

Filip Tuomisto, Antti Karjalainen, Ilja Makkonen

Proceedings Volume 11687, 1168709 (2021) https://doi.org/10.1117/12.2585462

KEYWORDS: Gallium, Anisotropy, Thin films, Spectroscopy, Semiconductors, Oxygen, Nondestructive evaluation, N-type semiconductors, Hydrogen, Gallium nitride

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Proceedings Article | 1 March 2019 Presentation + Paper

Ga vacancies and electrical compensation in β-Ga2O3 thin films studied with positron annihilation spectroscopy

Filip Tuomisto, Antti Karjalainen, Vera Prozheeva, Ilja Makkonen, Gunter Wagner, Michele Baldini

Proceedings Volume 10919, 1091910 (2019) https://doi.org/10.1117/12.2518888

KEYWORDS: Thin films, Spectroscopy, Crystals, Doping, Electrons, Anisotropy

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