Answer Happy

Please do parts A and B. Question is with regard to solid
state physics
Problem 4. (Ibach 12.3) A semiconductor with a band gap energy Eg of 1 eV and equal hole and electron effective masses me = mh = mo (mo is free electron mass) is p-doped with an acceptor concentration of p= 1018 cm-3. The acceptor energy level is located 0.2 eV above the valence band edge of the material. a) Show that intrinsic conduction in this material is negligible at 300 K. b) Calculate the conductivity o of the material at room temperature (300 K), given a hole mobility of mp=100 cm²/(V.s) at 300 K. =