1. Department of PhysicsGebze Technical University41400GebzeKocaeliTurkey
2. Institute of Applied PhysicsAcademiei str. 5ChisinauMD2028Moldova
3. Institute of Physics Azerbaijan National Academy of SciencesAZ – 1143BakuAzerbaijan
4. Laboratoired'Energétique Moléculaire et MacroscopiqueCombustionUPR CNRS 288, EcoleCentrale ParisChatenay – Malabry92295France
5. Chemnitz Technical University09126ChemnitzGermany
6. Department of PhysicsChiba University1‐33 YayoiInageChiba263‐8522Japan
7. Department of Physics and ElectronicsGraduate School of EngineeringChiba Institute of TechnologyNarashino275‐0016Japan