Amur State University;
Blagoveshchensk 675027;
Russia;
Fiber Optics Research Center;
Institute of General Physics;
Russian Academy of Sciences;
Moscow;
Russia;
Scientific Center of Laser Materials and Technologies;
Institute of General Physics;
Russian Academy of Sciences;
Moscow;
Russia;
ИHCTИTYT MeTaЛЛypГИИ И MaTepИa ЛOBEДeHИЯ ИM.A.A.БaЙkOBa;
Moscow;
Russia;