4:30 PM - 4:45 PM △ [19p-S223-5] The research of quantification of carrier density by dC/dV and dC/dz measurement with Scanning Nonlinear Dielectric Microscopy 〇Bin Liu1, Yoshiomi Hiranaga1, Norimichi Chinone1, Yasuo Cho1 (1.Tohoku Univ.)