Items where Author is "Challis, LJ"

Journal article

CAVILL, S.A., CHALLIS, L.J., KENT, A.J., OUALI, F.F., AKIMOV, A.V. and HENINI, M., 2002. Acoustic phonon-assisted tunneling in GaAs/AlAs superlattices. Physical Review B, 66 (23): 235320. ISSN 1098-0121

CAVILL, S.A., CHALLIS, L.J., AKIMOV, A.V., OUALI, F.F. and KENT, A.J., 2002. Frequency dependence of acoustic phonon-assisted tunnelling in semiconductor superlattices. Physica B, 316, pp. 209-211. ISSN 0921-4526

CAVILL, S.A., AKIMOV, A.V., OUALI, F.F., CHALLIS, L.J., KENT, A.J. and HENINI, M., 1999. Effect of nonequilibrium phonons on the tunnel current in superlattices. Super Lattices and Microstructures, 25 (12), pp. 459-462. ISSN 0749-6036

CAVILL, S.A., KENT, A.J., CHALLIS, L.J., OUALI, F.F. and HENINI, M., 1999. Observation of acoustic phonon Stokes and anti-Stokes peaks due to assisted tunnelling in a triple barrier structure. Physica B, 272 (14), pp. 171-174. ISSN 0921-4526

CAVILL, S.A., AKIMOV, A.V., OUALI, F.F., CHALLIS, L.J., KENT, A.J. and HENINI, M., 1999. Stimulated phonon emission in superlattices. Physica B, 263, pp. 537-539. ISSN 0921-4526

KRAL, P., SHEARD, F.W., OUALI, F.F., HILL, D.N., AKIMOV, A.V. and CHALLIS, L.J., 1998. Hot phonon-assisted electron resonant tunnelling through a donor level in a quantum well. Physica E, 2 (14), pp. 191-194. ISSN 0921-4526

KRAL, P., SHEARD, F.W., OUALI, F.F. and CHALLIS, L.J., 1997. Theory of electron resonant tunnelling through localized states in the presence of hot acoustic phonons. Physica Status Solidi - Basic Research, 204 (1), pp. 438-441. ISSN 0370-1972

OUALI, F.F., ZINOVEV, N.N., CHALLIS, L.J., AKIMOV, A.V., HILL, D.N., SHEARD, F.W. and HENINI, M., 1996. Non-equilibrium acoustic phonon-assisted tunnelling in GaAs/(AlGa)As double barrier devices. Surface Science, 362 (13), pp. 181-184. ISSN 0039-6028

XIN, Z., OUALI, F.F., CHALLIS, L.J., SALCE, B. and CHENG, T.S., 1996. Phonon scattering by impurities in semi-insulating GaAs wafers. Physica B, 220, pp. 56-58. ISSN 0921-4526

OUALI, F.F., ZINOVEV, N.N., CHALLIS, L.J., AKIMOV, A.V., HILL, D.N., MOSKALENKO, E.S., SHEARD, F.W. and HENINI, M., 1996. Phonon-assisted tunnelling in GaAs/(AlGa)As resonant tunnelling devices. Physica B, 220, pp. 19-21. ISSN 0921-4526

OUALI, F.F., ZINOVEV, N.N., CHALLIS, L.J., SHEARD, F.W., HENINI, M., STEENSON, D.P. and STRICKLAND, K.R., 1995. Nonequilibrium acoustic phonon-assisted tunneling in GaAs/(AlGa)As double-barrier devices. Physical Review Letters, 75 (2), pp. 308-311. ISSN 0031-9007

XIN, Z., OUALI, F.F., CHALLIS, L.J., COOPER, J., JEZIERSKI, A.F. and HENINI, M., 1994. Studies of the asymmetry of phonon emission from hot carriers in the quantum Hall regime of GaAs. Semiconductor Science and Technology, 9 (5), pp. 800-802. ISSN 0268-1242

COOPER, J., OUALI, F.F. and CHALLIS, L.J., 1992. Hot-electron effects in 2DEGS in Si of low Ndepl. Semiconductor Science and Technology, 7 (3). ISSN 0268-1242

OUALI, F.F., CHALLIS, L.J. and COOPER, J., 1992. A search for symmetry in the dissipation between the current entry and exit points in the quantum Hall regime of a silicon MOSFET. Semiconductor Science and Technology, 7 (4), pp. 608-611. ISSN 0268-1242

OUALI, F.F., HEWETT, N.P. and CHALLIS, L.J., 1990. Power dissipation in the quantum Hall regime. Surface Science, 229 (13), pp. 54-56. ISSN 0268-1242

HEWETT, N.P., RUSSELL, P.A., CHALLIS, L.J., OUALI, F.F., RAMPTON, V.W., KENT, A.J. and EVERY, A.G., 1989. Hot-electron effects and phonon emission from a two-dimensional electron-gas (2DEG). Semiconductor Science and Technology, 4 (11), pp. 955-957. ISSN 0268-1242

KENT, A.J., HARDY, G.A., HAWKER, P., RAMPTON, V.W., NEWTON, M.I., RUSSELL, P.A. and CHALLIS, L.J., 1988. Detection of Heat Pulses by the Two-Dimensional Electron-Gas in A Silicon Device. Physical Review Letters, 61 (2), pp. 180-182. ISSN 0031-9007

KENT, A.J., RAMPTON, V.W., NEWTON, M.I., CARTER, P.J.A., HARDY, G.A., HAWKER, P., RUSSELL, P.A. and CHALLIS, L.J., 1988. Magnetic-Field Dependence of the Phonon-Scattering and Phonon Emission by A 2Deg in A Si Mosfet. Surface Science, 196, pp. 410-416. ISSN 0039-6028

KENT, A.J., NEWTON, M.I., RAMPTON, V.W., HARDY, G.A., HAWKER, P., RUSSELL, P.A. and CHALLIS, L.J., 1987. The Effect of A Magnetic-Field on the Phonon Emission from A Hot 2-Deg in the Inversion Layer of A Silicon Mosfet. Japanese Journal of Applied Physics Part 1-Regular Papers Short Notes & Review Papers, 26, pp. 1757-1758. ISSN 0021-4922

RAMPTON, V.W., NEWTON, M.I., KENT, A.J., CARTER, P.J.A., HARDY, G.A., RUSSELL, P.A. and CHALLIS, L.J., 1987. Quantum Oscillations in the Phonon-Scattering by A 2-Deg of A Si-Mosfet. Japanese Journal of Applied Physics Part 1-Regular Papers Short Notes & Review Papers, 26, pp. 1755-1756. ISSN 0021-4922

Chapter in book

COOPER, J., CHALLIS, L.J., OUALI, F.F., BENEDICT, K.A. and MELLOR, G.J., 1993. Quantum oscillations in the cyclotron photo emission from a 2-dimensional electron-gas. In: M. MEISSNER and R.O. POHL, eds., Phonon Scattering in Condensed Matter VII: Proceedings of the Seventh International Conference. UNSPECIFIED, pp. 377-378. ISBN 0387563954

OUALI, F.F., XIN, Z., CHALLIS, L.J., COOPER, J., JEZIERSKI, A.F. and HENINI, M., 1993. Studies on the phonon emission from the current entry and exit points in the quantum Hall regime. In: M. MEISSNER and R.O. POHL, eds., Phonon Scattering in Condensed Matter VII: Proceedings of the Seventh International Conference. UNSPECIFIED, pp. 375-376. ISBN 0387563954