caa a22 4500 469041730 CHVBK 20180323132813.0 cr unu---uuuuu 170328e19920401xx s 000 0 eng 10.1007/BF02875382 doi (NATIONALLICENCE)springer-10.1007/BF02875382 Sato Tsutomu Department of Physics, Faculty of Science, Hirosaki University, 036, Hirosaki, Japan aut Temperature dependence of the linewidth of the first-order Raman spectrum for GeO2 powder [Elektronische Daten] [Tsutomu Sato] The first-order Raman spectrum of A1g mode in GeO2 powder was measured at a temperature range of 130-973 K and the linewidths at these temperatures were obtained. The temperature dependence of the linewidths was analysed by the phonon dispersion curves based on the rigid ion model, and the results show that it was caused perhaps by the cubic anharmonic term in crystal potential energy. Indian Academy of Sciences, 1992 Raman spectrum nationallicence phonon dispersion curves nationallicence two-phonon density of states nationallicence 63.20 nationallicence 63.10 nationallicence Pramana Springer India 38/4(1992-04-01), 355-361 0304-4289 38:4<355 1992 38 12043 https://doi.org/10.1007/BF02875382 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/BF02875382 text/html Onlinezugriff via DOI NATIONALLICENCE 100 1- Sato Tsutomu Department of Physics, Faculty of Science, Hirosaki University, 036, Hirosaki, Japan aut NATIONALLICENCE 773 0- Pramana Springer India 38/4(1992-04-01), 355-361 0304-4289 38:4<355 1992 38 12043 Metadata rights reserved Springer special CC-BY-NC licence nationallicence SWISSBIB 459839675 BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer