09:30 〜 09:50 [N-3-2] Direct Evidence of Free-carrier Induced Band-gap Narrowing in Ge ○S. Kabuyanagi1, T. Nishimura1, T. Yajimia1, A. Toriumi1 (1.Unv. of Tokyo(Japan)) https://doi.org/10.7567/SSDM.2015.N-3-2