TY - GEN AU - Sänger,I AU - Yakovlev,D R AU - Pisarev,R V AU - Pavlov,V V AU - Bayer,M AU - Karczewski,G AU - Wojtowicz,T AU - Kossut,J TI - Spin and orbital quantization of electronic states as origins of second harmonic generation in semiconductors SN - 0031-9007 PY - 2006///0531 N1 - Publication Type: Journal Article UR - https://doi.org/10.1103/PhysRevLett.96.117211 ER -