TY JOUR TI DETERMINATION OF THE THRESHOLD DENSITY OF LASER RADIATION POWER FOR INGAAS-PHOTODIODES KW InGaAs p-i-n photodiode KW laser heating KW backlighting JO Physics in Higher Education AU Belik, K.D. AU Koronnov, A.A. AU Tiptyukh, A.M. PY 2025 IS 31 PB Moscow Physical Society