NITROGEN CHEMISORPTION BY IRON

被引:29
作者
JOHNSON, DW [1 ]
ROBERTS, MW [1 ]
机构
[1] UNIV BRADFORD,SCH CHEM,BRADFORD BD7 1DP,W YORKSHIRE,ENGLAND
关键词
D O I
10.1016/0039-6028(79)90186-9
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 conversion of molecularly adsorbed nitrogen present on ion surfaces to the dissociatively chemisorbed state has been observed by X-ray photoelectron spectroscopy at low temperature. The molecularly adsorbed nitrogen reversibly adsorbed at 80 K is also immediately displaced when exposed to molecular hydrogen at the same temperature. A possible explanation is given for the low sticking probability (∼10-7) of nitrogen chemisorption observed on iron above room temperature. © 1979.
引用
收藏
页码:L255 / L259
页数:5
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