Ming-Qi Weng
B512 201-216-5708

Current Project

  • Spin transport in semiconductor devices

Publication

  • H. S. Wu, X. X. Huang, and M. Q. Weng, Study of balance equations for hot-electron transport in an arbitrary energy band (III), phys. stat. sol. (b) 204, 747 (1997).

  • H. S. Wu and M. Q. Weng, Mobility of two-dimensional electron gas in GaAs-AlGaAs heterojunctions, phys. stat. sol. (b) 214, 107 (1999)

  • M. Q. Weng and H. S. Wu, Two-dimensional hot-electron transport in GaAs-AlGaAs heterojunctions, ACTA PHYSICA SINICA (Overseas Edition) 8, 682 (1999)

  • M. Q. Weng and H. S. Wu, Mobility of tow-dimensional electron gas in GaAs-AlGaAs heterojunctions (II), phys. stat. sol. (b) 221, 831 (2000).

  • M. Q. Weng and H. S. Wu, Classical theory of hot-electron transport in electric and magnetic fields, Commun. Theor. Phys. 38, 370 (2002).

  • M. Q. Weng and M. W. Wu, Longitudinal spin decoherence in spin diffusion in semiconductors, Phys. Rev. B 66, 235109 (2002).

  • M. Q.Weng and M.W.Wu, Kinetic theory of spin transport in n-typed semiconductor quantum wells, J. Appl. Phys. 93, 410 (2003).

  • M. Q. Weng and M. W. Wu, Rashba-effect-induced spin dephasing in n-type InAs quantum wells, J. Phys.:Condens. Matter 15, 5563 (2003).

  • M. Q. Weng and M.W.Wu, Spin dephasing in n-type GaAs quantum wells, Phys. Rev. B 68, 075312 (2003).

  • J. L. Cheng, M. Q. Weng, and M. W. Wu, Manipulation of spin dephasing in InAs quantum wires, Solid State Commun. 128, 365 (2003).

  • M. Q. Weng and M.W.Wu, Spin dephasing in n-type GaAs quantum wells in the presence of high magnetic fields in Voigt configuration, phys. stat. sol. (b) 239, 121 (2003) (published as Editor's Choice).

  • M. Q. Weng and M. W. Wu, Many-body effect in spin dephasing in n-type GaAs quantum wells, Chin. Phys. Lett.22, 671 (2005).

  • M. Q. Weng, M. W. Wu, and Q. W. Shi, Spin oscillations in transient diffusion of a spin pulse in n-type semiconductor quantum wells, Phys. Rev. B 69, 125310 (2004).

  • M. Q. Weng, M. W. Wu and L. Jiang, Hot-electron effect in spin dephasing in n-type GaAs quantum wells, Phys. Rev. B 69, 245320 (2004).

  • M. Q. Weng and M. W. Wu, Multisubband effect in spin dephasing in semiconductor quantum wells, Phys. Rev. B 70, 195318 (2004).

  • L. Jiang, M. Q. Weng, M. W. Wu and J. L. Cheng, Diffusion and transport of spin pulses in an n-type semiconductor quantum well, cond-mat/0503356; J. Appl. Phys. 98, 2005 in press.

  • M. Q. Weng, D. N. Sheng, Z. Y. Weng and Robert J. Bursill, Magnetic ordering of the spatially anisotropic Heisenberg antiferromagnet on triangular lattices, cond-mat/0508186.

  • J. Zhou, M. W. Wu, M. Q. Weng, Spin-dependent hole quantum transport in Aharonov-Bohm ring structure:possible schemes for spin filter, cond-mat/050817; Phys. Lett. A, 2005, in press