| 1 | Author
| Hiroyuki Ishida, Hironobu Maeda, Akiko Hirano, Tamotsu Fujimoto, Yoshihiro Kubozono, Setsuo Kashino, Shuichi Emura | Requires cookie* | | Title
| E X A F S S tu d y o n th e P h a s e T r a n s itio n ( P h a s e a ' -5) in C H 3 N H 3 I  | | | Abstract
| The local structure of CH3NH3I around the I" ion in Phase a 'and 8 was studied by iodine K-edge EXAFS. The crystal structure in Phase a ' was redetermined by single crystal X-ray diffraction. The Debye-Waller factor <r(2) derived from EXAFS spectra shows an anomalous behavior around the order-disorder transition temperature from Phase 8 to a '. The phase transition has been interpreted as the disordering process which involves not only the H atoms but also the C atoms in the cation. | | |
Reference
| Z. Naturforsch. 50a, 876—880 (1995); received June 16 1995 | | |
Published
| 1995 | | |
Keywords
| Crystal structure, EXAFS, Phase transition, X-ray diffraction | | |
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| default:Reihe_A/50/ZNA-1995-50a-0876.pdf | | | Identifier
| ZNA-1995-50a-0876 | | | Volume
| 50 | |
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