[1] Mendeleev Univ Chem Technol, Dept Glass & Glass Ceram, Miusskaya Sq 9, Moscow 125047, Russia
[2] Southern Fed Univ, Dept Phys, Zorge St 5, Rostov Na Donu 344090, Russia
[3] Russian Acad Sci, PN Lebedev Phys Inst, Leninskiy Av 53, Moscow 119333, Russia
[4] Natl Res Univ Elect Technol MIET, Inst Phys & Appl Math, Shokin Sq,Bld 1, Moscow 124498, Russia
[5] Sci Res Inst Phys Problems, Pass 4806,Bld 6, Moscow 124498, Russia