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Kevin O'Donnell

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Link to abstract / full textS.M.D.Pereira, K.P.O'Donnell and E.J.D.Alves (2007)
Role of nanoscale strain inhomogeneity on the light emission from InGaN epilayers
Advanced Functional Materials 17 37-42

Link to abstract / full textK.Wang, R.W.Martin, E.Nogales, P.R.Edwards, K.P.O'Donnell, K.Lorenz, E.Alves and I.M.Watson (2006)
Cathodoluminescence of rare earth implanted AlInN
Applied Physics Letters 89 131912

Link to abstract / full textE.Nogales, R.W.Martin, K.P.O'Donnell, K.Lorenz, E.Alves, S.Ruffenach and O.Briot (2006)
Failure mechanism of AlN nanocaps used to protect rare earth-implanted GaN during high temperature annealing
Applied Physics Letters 88 031902

Link to abstract / full textK.Wang, R.W.Martin, K.P.O'Donnell, V.Katchkanov, E.Nogales, K.Lorenz, E.Alves, S.Ruffenach and O.Briot (2005)
Selectively excited photoluminescence from Eu-implanted GaN
Applied Physics Letters 87 112107

Link to abstract / full textK.Lorenz, U.Wahl, E.Alves, S.Dalmasso, R.W.Martin, K.P.O'Donnell, S.Ruffenach and O.Briot (2004)
High-temperature annealing and optical activation of Eu-implanted GaN
Applied Physics Letters 85 2712-2714

Link to abstract / full textS.Pereira, M.R.Correia, E.Pereira, K.P.O'Donnell, E.Alves, A.D.Sequeira, N.Franco, I.M.Watson and C.J.Deatcher (2002)
Strain and composition distributions in wurtzite InGaN/GaN layers extracted from x-ray reciprocal space mapping
Applied Physics Letters 80 3913-3915

Link to abstract / full textI.S.Roqan, K.P.O'Donnell, R.W.Martin, P.R.Edwards, S.F.Song, A.Vantomme, K.Lorenz, E.Alves and M.Boćkowski (2010)
Identification of the prime optical center in GaN:Eu3+
Physical Review B: Condensed Matter 81 085209

Link to abstract / full textK.Wang, K.P.O'Donnell, B.Hourahine, R.W.Martin, I.M.Watson, K.Lorenz and E.Alves (2009)
Luminescence of Eu ions in AlxGa1-xN across the entire alloy composition range
Physical Review B: Condensed Matter 80 125206

Link to abstract / full textS.Pereira, M.R.Correia, E.Pereira, K.P.O'Donnell, C.Trager-Cowan, F.Sweeney and E.Alves (2001)
Compositional pulling effects in InxGa1-xN/GaN layers: A combined depth-resolved cathodoluminescence and Rutherford backscattering/channeling study
Physical Review B: Condensed Matter 64 205311

Link to abstract / full textK.Lorenz, I.S.Roqan, N.Franco, K.P.O'Donnell, V.Darakchieva, E.Alves, C.Trager-Cowan, R.W.Martin, D.J.As and M.Panfilova (2009)
Europium doping of zincblende GaN by ion implantation
Journal of Applied Physics 105 113507

Link to abstract / full textK.Wang, R.W.Martin, D.Amabile, P.R.Edwards, S.Hernandez, E.Nogales, K.P.O'Donnell, K.Lorenz, E.Alves, V.Matias, A.Vantomme, D.Wolverson and I.M.Watson (2008)
Optical energies of AlInN epilayers
Journal of Applied Physics 103 073510

Link to abstract / full textK.P.O'Donnell, J.F.W.Mosselmans, R.W.Martin, S.Pereira and M.E.White (2001)
Structural analysis of InGaN epilayers
Journal of Physics: Condensed Matter 13 6977-6991

Link to abstract / full textC.Trager-Cowan, F.Sweeney, J.Hastie, S.K.Manson-Smith, D.A.Cowan, D.McColl, A.Mohammed, K.P.O'Donnell, D.Zubia, S.D.Hersee, C.T.Foxon, I.Harrison and S.V.Novikov (2002)
Characterization of nitride thin films by electron backscatter diffraction
Journal of Microscopy 205 226-230

Link to abstract / full textV.Kachkanov, I.P.Dolbnya, K.P.O'Donnell, R.W.Martin, P.R.Edwards and S.Pereira (2011)
InGaN epilayer characterization by microfocused x-ray reciprocal space mapping
Applied Physics Express 99 181909

Link to abstract / full textS.K.Manson-Smith, C.Trager-Cowan and K.P.O'Donnell (2001)
Scanning tunneling luminescence studies of nitride semiconductor thin films under ambient conditions
physica status solidi (b) 228 445-448

Link to abstract / full textK.P.O'Donnell and B.Hourahine (2006)
Rare earth doped III-nitrides for optoelectronics
European Physical Journal: Applied Physics 36 91-103

Link to abstract / full textK.P.O'Donnell, V.Katchkanov, K.Wang, R.W.Martin, P.R.Edwards, B.Hourahine, E.Nogales, J.F.W.Mosselmans, B.De Vries and the RENiBEl Consortium (2005)
Site multiplicity of rare earth ions in III-nitrides (Winner of MRS Best Paper award)
Materials Research Society Symposium Proceedings 831 527-535

Link to abstract / full textK.P.O'Donnell (2004)
Optical energies of InGaN
Encyclopedia of Modern Optics

Link to abstract / full textC.Trager-Cowan, F.Sweeney, A.J.Wilkinson, I.M.Watson, P.G.Middleton, K.P.O'Donnell, D.Zubia, S.D.Hersee, S.Einfeldt and D.Hommel (2002)
Determination of the structural and luminescence properties of nitrides using electron backscattered diffraction and photo- and cathodoluminescence
physica status solidi (c) 0 532-536