M. Nadareishvili (Andronikashvili Institute of Physics, Ivane Javakhishvili Tbilisi State University, Tamarashvili St 6, Tbilisi, 0177, Georgia, Georgia)
G. Mamniashvili (Andronikashvili Institute of Physics, Ivane Javakhishvili Tbilisi State University, Tamarashvili St 6, Tbilisi, 0177, Georgia, Georgia)
T. Gegechkori (Andronikashvili Institute of Physics, Ivane Javakhishvili Tbilisi State University, Tamarashvili St 6, Tbilisi, 0177, Georgia, Georgia)
S. Gogichaishvili (Ivane Javakhishvili Tbilisi State University, Chavchavadze Ave 1, Tbilisi, 0179, Georgia, Georgia)
T. Zedginidze (Andronikashvili Institute of Physics, Ivane Javakhishvili Tbilisi State University, Tamarashvili St 6, Tbilisi, 0177, Georgia, Georgia)
T. Petriashvili (Andronikashvili Institute of Physics, Ivane Javakhishvili Tbilisi State University, Tamarashvili St 6, Tbilisi, 0177, Georgia, Georgia)
A. Shengelaya (Ivane Javakhishvili Tbilisi State University, Chavchavadze Ave 1, Tbilisi, 0179, Georgia, Georgia)
D. Daraselia (Ivane Javakhishvili Tbilisi State University, Chavchavadze Ave 1, Tbilisi, 0179, Georgia, Georgia)
D. Japaridze (Ivane Javakhishvili Tbilisi State University, Chavchavadze Ave 1, Tbilisi, 0179, Georgia, Georgia)
E. Chikvaidze (Ivane Javakhishvili Tbilisi State University, Chavchavadze Ave 1, Tbilisi, 0179, Georgia, Georgia)
T. Gogoladze (Ivane Javakhishvili Tbilisi State University, Chavchavadze Ave 1, Tbilisi, 0179, Georgia, Georgia)
C.V. Ramana (Mechanical Engineering, University of Texas (UTEP), El Paso, 79902, TX, United States, United States)
J.J. Ramsden (, United Kingdom)
