TY JOUR TI Modification of gas-thermal coatings through СО2 laser impact KW laser radiation KW gas-thermal coating KW porosity of gas-thermal coating. JO Vestnik of Don State Technical University AU Balashova, S.. AU Chashchin, E.. AU Mitrofanov, A.. AU Kharakhashev, A.. PY 2014 IS 14 PB Don state technical University