Kavetskyy, T.S.; Tsmots, V.M.; Voloshanska, S.Ya.; Šauša, O.; Nuzhdin, V.I.; Valeev, V.F.; Osin, Y.N.; Stepanov, A.L.
(Физика низких температур, 2014)
Temperature dependent positron annihilation lifetime spectroscopy (PALS) measurements in the range of 50–300 K are carried out to study positronium formation in 40 keV B+-ion implanted polymethylmethacrylate (B:PMMA) with ...