RAMAN-SPECTRA OF ND1.85CE0.15CUO4

被引:11
作者
POPOVIC, ZV [1 ]
SACUTO, A [1 ]
BALKANSKI, M [1 ]
机构
[1] UNIV PARIS 06, PHYS SOLIDES LAB, F-75252 PARIS 05, FRANCE
关键词
D O I
10.1016/0038-1098(91)90261-S
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
We present the polarized Raman scattering spectra of the Nd1.85Ce0.15CuO4 single crystal at room temperature. In addition to the three known Raman active phonons of this high temperature oxide at 227cm-1 (A1g), 330 cm-1 (B1g), and 477 cm-1 (E(g)), the remaining E(g) symmetry mode at 122 cm-1 is clearly observed. We also discuss the origin of the 137 cm-1 and 584 cm-1 modes and the 323/335 cm-1 splitting of the B1g mode.
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页码:99 / 101
页数:3
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