TY JOUR TI Heat treatment of the silicon: modifying surface morphology KW silicon KW heat treatment KW roughness JO Actual directions of scientific researches of the XXI century: theory and practice AU Kozlovskiy, A.. AU Kaliekperov, M.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov