REACTION OF OXYGEN WITH GRAPHITE - X-RAY ABSORPTION-SPECTROSCOPY OF CARBONACEOUS MATERIALS

被引:43
作者
ATAMNY, F
BLOCKER, J
HENSCHKE, B
SCHLOGL, R
SCHEDELNIEDRIG, T
KEIL, M
BRADSHAW, AM
机构
[1] UNIV FRANKFURT,INST ANORGAN CHEM,NIEDERURSELER HANG,W-6000 FRANKFURT,GERMANY
[2] MAX PLANCK GESELL,FRITZ HABER INST,W-1000 BERLIN 33,GERMANY
关键词
D O I
10.1021/j100190a072
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The reaction of molecular oxygen at 1000 K with the (001) face of highly oriented pyrolytic graphite (HOPG) has been studied by X-ray absorption spectroscopy (XAS). At 10% weight loss the reaction produces additional defects but leaves the overall electronic structure of graphite unchanged. Reference experiments on open surfaces of various carbon black materials showed that, despite morphological similarities, an oxidized graphite surface has little in common with these disordered materials.
引用
收藏
页码:4522 / 4526
页数:5
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