TY - Chin. Phys. B A1 - He Guan(关赫), Hui Guo(郭辉) T1 - An optimized fitting function with least square approximation inInAs/AlSb HFET small-signal model for characterizingthe frequency dependency of impact ionization effect Y1 - 2017-05-05 JF - Chinese Physics B JO - Chin. Phys. B SP - 58501 EP - 058501 VL - 26 IS - 5 UR - https://cpb.iphy.ac.cn N1 - 10.1088/1674-1056/26/5/058501 ER -