TY JOUR TI Comparative analysis of pulse copper vapour laser parameters fume with known types of technological lasers KW copper vapour lasers KW technological lasers KW optical resonator KW radiation beam quality KW peak power density KW precision micro-processing. JO Science intensive technologies in mechanical engineering AU Lyabin, N.. AU Kazaryan, .. AU Grigoryants, A.G. AU Shiganov, I.N. PY 2017 IS 2017 PB Bryansk State Technical University