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2024

Yamaga, Mitsuo and Singh, Akhilesh K. and Cameron, Douglas and Edwards, Paul R. and Lorenz, Katharina and Kappers, Menno J. and Boćkowski, Michal (2024) Crystal-field analysis of photoluminescence from orthorhombic Eu centers and energy transfer from host to Eu in GaN co-doped with Mg and Eu. Journal of Luminescence, 270. 120557. ISSN 0022-2313

2018

Edwards, Paul R. and O'Donnell, Kevin P. and Singh, Akhilesh K. and Cameron, Douglas and Lorenz, Katharina and Yamaga, Mitsuo and Leach, Jacob H. and Kappers, Menno J. and Boćkowski, Michal (2018) Hysteretic photochromic switching (HPS) in doubly doped GaN(Mg):Eu—a summary of recent results. Materials, 11 (10). 1800. ISSN 1996-1944

Singh, A K and O'Donnell, K P and Edwards, P R and Lorenz, K and Leach, J H and Boćkowski, M (2018) Eu-Mg defects and donor-acceptor pairs in GaN : photodissociation and the excitation transfer problem. Journal of Physics D: Applied Physics, 51 (6). 065106. ISSN 0022-3727

2017

Singh, A. K. and O'Donnell, K. P. and Edwards, P. R. and Cameron, D. and Lorenz, K. and Kappers, M. J. and Boćkowski, M. and Yamaga, M. and Prakash, R. (2017) Luminescence of Eu3+ in GaN(Mg, Eu): transitions from the 5D1 level. Applied Physics Letters, 111 (24). 241105. ISSN 0003-6951

Singh, A. K. and O'Donnell, K. P. and Edwards, P. R. and Lorenz, K. and Kappers, M. J. and Bokowski, M. (2017) Hysteretic photochromic switching of Eu-Mg defects in GaN links the shallow transient and deep ground states of the Mg acceptor. Scientific Reports, 7. 41982. ISSN 2045-2322