F. Bonet , O. Aviñó-Salvadó , Member, IEEE, M. Vellvehi , X. Jordà , P. Godignon , and X. Perpiñà IEEE Electron Device Letters Die-level current crowding phenomena are analyzed at the microsecond timescale with an internal IR-Laser Deflection set-up. To this end, the 4H-SiC plasmaoptical coefficient for the refractive index...