[PS-9-9] Electron Spin Lifetime in pnpn-Structured GaAs T. Ito1, H. Sugata2, S. Tanigaki2, M. Ichida2, H. Ando2 (1.Shizuoka Univ., 2.Konan Univ. , Japan) https://doi.org/10.7567/SSDM.2012.PS-9-9