ESTIMATION OF ARRHENIUS PARAMETERS FOR THE 1,1 ELIMINATION OF H-2 FROM SI2H6 AND THE ROLE OF CHEMICALLY ACTIVATED DISILANE IN SILANE PYROLYSIS

被引:41
作者
MOFFAT, HK [1 ]
JENSEN, KF [1 ]
CARR, RW [1 ]
机构
[1] UNIV MINNESOTA,DEPT CHEM ENGN & MAT SCI,MINNEAPOLIS,MN 55455
关键词
D O I
10.1021/j100198a039
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
Arrhenius parameters for the 1,1 H2 elimination from disilane are estimated. Chemically activated disilane should play a significant role in the high-temperature pyrolysis of silanes, such as the shock tube dissociation of SiH4 and the atmospheric pressure silicon CVD from a SiH4 source. Estimates for DELTA-H-degrees(f,298)(H3SiSiH) are also made that are consistent with those Arrhenius parameters.
引用
收藏
页码:7695 / 7703
页数:9
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