Soft X-ray emission spectra and band structure in cubic boron nitride

被引:12
作者
Agui, A
Shin, S
Fujisawa, M
Tezuka, Y
Ishii, T
Mishima, O
Era, K
Shigemasa, E
Yagishita, A
机构
[1] NATL INST RES INORGAN MAT,TSUKUBA,IBARAKI 305,JAPAN
[2] NATL LAB HIGH ENERGY PHYS,PHOTON FACTORY,TSUKUBA,IBARAKI 305,JAPAN
关键词
D O I
10.1016/0368-2048(96)02834-4
中图分类号
O433 [光谱学];
学科分类号
0703 ; 070302 ;
摘要
Soft X-ray emission spectroscopy studies of c-BN have been carried out. We measured B-1s- and N-1s-SXES and their total yield (TY) spectra. A band gap energy was obtained to be about 6.2 eV. A strong core exciton structure was found in the B-1s-TY spectra, but not found in the N-1s-TY spectra. The B-1s- and N-1s-SXES spectra are consistent with the B-2p and N-2p-partial density of states (DOS), but the B-1s- and N-1s-TY spectra are not consistent with the DOS curves of the empty state. As the photon energy varies, the shapes of SXES spectra are changed due to the inelastic-light-scattering effect.
引用
收藏
页码:191 / 194
页数:4
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