9
Publications
821
Citations
9
H-Index
2000
Active since
A. Usui is an author at NEC (Japan) specializing in applied physics, engineering, and physics.
Top concepts
Applied PhysicsEngineeringPhysicsOptoelectronicsMaterial ScienceElectrical EngineeringQuantum MaterialsMaterials EngineeringSpintronicsMicrostructure
Publications per year
2000–2010
9
9
Recombination of free and bound excitons in GaN
B. Ḿonemar, J. P. Bergman, T. V. Shubina et al. · physica status solidi (b) · 2008 · 128 citations
Semiconductors, Quantum Science, Wide-bandgap Semiconductor +15
Evidence for Two Mg Related Acceptors in GaN
B. Monemar, Carl Hemmingsson, J. P. Bergman et al. · Physical Review Letters · 2009 · 122 citations
Detection of Interstitial Ga in GaN
K. H. Chow, G. D. Watkins, A. Usui et al. · Physical Review Letters · 2000 · 120 citations
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