Raman spectrum of O-18-labelled hafnia

被引:37
作者
Kim, BK [1 ]
Hamaguchi, H [1 ]
机构
[1] UNIV TOKYO, DEPT BASIC SCI, TOKYO 153, JAPAN
关键词
ceramics; oxides; Raman spectroscopy; diffusion; lattice dynamics;
D O I
10.1016/S0025-5408(97)00114-1
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The Raman spectrum of O-18-labelled monoclinic Hafnia (HfO2) is reported. All of the eighteen Raman bands predicted from a group theoretical analysis are observed. The six Raman bands at 300-130 cm(-1) have little dependence on the O-18 content, whereas the remaining twelve Raman bands shift to low wavenumbers by the O-18-substitution. The former six are assigned to the Hf-Hf vibrations and the latter twelve are assigned to the Hf-O or O-O vibrations. Copyright (C) 1997 Elsevier Science Ltd.
引用
收藏
页码:1367 / 1370
页数:4
相关论文
共 8 条
[1]   LATTICE-DYNAMICS AND LIGHT-SCATTERING IN HAFNIA AND ZIRCONIA [J].
ANASTASSAKIS, E ;
PAPANICOLAOU, B ;
ASHER, IM .
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 1975, 36 (7-8) :667-676
[2]   PRESSURE-INDUCED PHASE-TRANSFORMATION OF HFO2 [J].
ARASHI, H .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1992, 75 (04) :844-847
[3]   RAMAN-SPECTRUM OF ZIRCONIA-HAFNIA MIXED-CRYSTALS [J].
CARLONE, C .
PHYSICAL REVIEW B, 1992, 45 (05) :2079-2084
[4]   RAMAN SPECTROMETRIC DETERMINATION OF THE OXYGEN SELF-DIFFUSION COEFFICIENTS IN OXIDES [J].
KIM, BK ;
PARK, S ;
HAMAGUCHI, H .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1994, 77 (10) :2648-2652
[5]   PRESSURE AND TEMPERATURE-DEPENDENCE OF THE RAMAN-SPECTRA OF ZIRCONIA AND HAFNIA [J].
KOUROUKLIS, GA ;
LIAROKAPIS, E .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1991, 74 (03) :520-523
[6]   VIBRATIONAL-SPECTRA OF HFO2-ZRO2 SOLID-SOLUTIONS [J].
KREBS, MA ;
CONDRATE, RA .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1982, 65 (09) :C144-C145
[7]  
Press W. H., 1988, numerical recipes in c
[8]   SYSTEM ZIRCONIA-HAFNIA [J].
RUH, R ;
GARRETT, HJ ;
DOMAGALA, RF ;
TALLAN, NM .
JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 1968, 51 (01) :23-+