A NEUTRON-DIFFRACTION STUDY OF ACID SITES IN H-SAPO-37

被引：15

作者：

BULL, LM

CHEETHAM, AK

HOPKINS, PD

POWELL, BM

机构：

[1] AMOCO OIL CO,AMOCO RES CTR,NAPERVILLE,IL 60566

[2] AECL RES,CHALK RIVER LAB,CHALK RIVER,ON,CANADA

来源：

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS | 1993年 / 15期

关键词：

D O I：

10.1039/c39930001196

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

A powder neutron diffraction study of H-SAPO-37 (Fd3; a = 24.804(2) angstrom; R(p) = 2.98%, R(wp) = 3.73%, chi2 = 1.966) reveals Al/P alternation in the framework, with Si substituting for P; protonation, in order of decreasing occupancy, is observed at O(1), O(2) and O(3).

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页码：1196 / 1198

页数：3

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