1. Solid State Physics and Nanostructures Department, Voronezh State University, University sq.1, 394018 Voronezh, Russia
2. Department of Pediatric Dentistry with Orthodontia, Voronezh State Medical University, Studentcheskaya st. 11, 394006 Voronezh, Russia
3. Saint Petersburg State University Hospital, 154, Fontanka River Embankment, 198103 St. Petersburg, Russia
4. Australian Synchrotron (Synchrotron Light Source Australia Pty Ltd.), 800 Blackburn Rd, Clayton, VIC 3168, Australia