Publications

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1998
C Langerak, J. Singleton, L. Li, L. Van Bockstal, A. Ardavan, M.J. van der Pol, A.FG van der Meer, F. Herlach, N. Mason, R.J Nicholas et al.Experiments on semiconductor systems using a pulsed-field-magnet free-electron-laser combination, Physica B-Condensed Matter 256 (1998) 339-342.
T. Gregorkiewicz, D.TX Thao, I. Tsimperidis, H Bekman, C Langerak, J. Michel, L.C KimerlingExcitation mechanism of Er in Si studied with a free-electron laser, Journal of Luminescence 1-480 (1998) 291-295.
B.E Cole, C Langerak, B.N Murdin, C.D Bezant, J.M Chamberlain, C.R Pidgeon, M. Henini, V. NakovSaturation absorption studies of intersubband relaxation rates in a p-GaAs/AlGaAs QW using a free electron laser, Physica E 1-42 (1998) 181-185.
C Langerak, B.N Murdin, C.M Ciesla, J. Oswald, A. Homer, G. Springholz, G. Bauer, R.A Stradling, M. Kamal-Saadi, E. Gornik et al.Landau-level lifetimes in PbTe nipi superlattices, PbTe/PbEuTe and InAs/AlSb quantum wells, Physica E 1-42 (1998) 121-125.
C Langerak, L. Li, L. Van Bockstal, A. Ardavan, M.J. van de Pol, A.FG van der Meer, F. Herlach, H.U Mueller, R.J Nicholas, J. SingletonThe polaron effect in GaAs-(Al,Ga)As studied with a pulsed-field magnet: Free-electron-laser combination, Physica B 246 (1998) 400-403.
L. Van Bockstal, L. Li, C Langerak, M.J. van de Pol, A. De Keyser, A.FG van der Meer, A. Ardavan, J. Singleton, R.J Nicholas, F. Herlach et al.Infrared spectroscopy with a pulsed high field magnet at a free electron laser, Physica B 246 (1998) 208-212.
S. Winnerl, W. Seiwerth, E. Schomburg, J. Grenzer, K.F Renk, C Langerak, A.FG van der Meer, D.G Pavel'ev, Y. Koschurinov, A.A IgnatovUltrafast detection and autocorrelation of picosecond THz radiation pulses with a GaAs/AlAs superlattice, Applied Physics Letters 2073 (1998) 2983-2985.
I. Tsimperidis, T. Gregorkiewicz, H Bekman, C LangerakDirect observation of the two-stage excitation mechanism of Er in Si, Physical Review Letters 2181 (1998) 4748-4751.
1996
B.N Murdin, C Langerak, M. Helm, P. Kruck, W. Heiss, V. Rosskopf, G. Strasser, E. Gornik, M. Dur, S.M Goodnick et al.Time resolved studies of intersubband relaxation in GaAs/AlGaAs quantum wells below the optical phonon energy using a free electron laser, Superlattices and Microstructures 119 (1996) 17-24.
T.A Vaughan, R.J Nicholas, C Langerak, B.N Murdin, C.R Pidgeon, N.J Mason, P.J WalkerDirect observation of magnetophonon resonances in Landau-level lifetimes of a semiconductor heterostructure, Physical Review B 2453 (1996) 16481-16484.
P.CM Planken, H.PM Pellemans, P.C van Son, J.N Hovenier, T.O Klaassen, W.T Wenckebach, P.W Barmby, J.L Dunn, C.A Bates, C.T Foxon et al.Using far-infrared two-photon excitation to measure the resonant-polaron effect in the Reststrahlen band of GaAs:Si, Optics Communications 3-4124 (1996) 258-262.
J.N Heyman, K. Unterrainer, K. Craig, J. Williams, M.S Sherwin, K. Campman, P.F Hopkins, A.C Gossard, B.N Murdin, C LangerakFar-infrared pump-probe measurements of the intersubband lifetime in an AlGaAs/GaAs coupled-quantum well, Applied Physics Letters 2168 (1996) 3019-3021.
C.M Ciesla, B.N Murdin, C.R Pidgeon, R.A Stradling, C.C Phillips, M. Livingstone, I. Galbraith, D.A Jaroszynski, C Langerak, P.JP Tang et al.Suppression of auger recombination in arsenic-rich InAs1-xSbx strained layer superlattices, Journal of Applied Physics 580 (1996) 2994-2997.

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