Institution: | (1) Dipartimento di Fisica “E. R. Caianiello” and C.N.I.S.M., Università degli Studi di Salerno, via S. Allende, 84081 Baronissi (Sa), Italy;(2) Université Joseph Fourier, B.P. 166, LPMC, 38042 Grenoble, France;(3) National Institute of Physics and Nuclear Engineering, Bucharest-Magurele, 077125, Romania;(4) Institute of Applied Physics, Chişinău, MD-2028, Moldova |