CHARACTERIZATION OF ZN CENTERS IN ZSM-5 ZEOLITES WITH X-RAY-ABSORPTION SPECTROSCOPY

被引：24

作者：

HENNIG, C ^{[1
]}

THIEL, F ^{[1
]}

HALLMEIER, KH ^{[1
]}

SZARGAN, R ^{[1
]}

HAGEN, A ^{[1
]}

ROESSNER, F ^{[1
]}

机构：

[1] UNIV LEIPZIG,SCH CHEM,LINNESTR 2,O-7010 LEIPZIG,GERMANY

来源：

SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY | 1993年 / 49卷 / 10期

关键词：

D O I：

10.1016/0584-8539(93)80054-E

中图分类号：

O433 [光谱学];

学科分类号：

0703 ; 070302 ;

摘要：

In the analysis of Zn K XANES of a ZnO + Na-ZSM-5 zeolite, the appearance of a solid state ion exchange reaction was shown. The ZSM-5 zeolites modifed by zinc exhibit enhanced catalytic activity.

引用

页码：1495 / 1497

页数：3

共 7 条

[1]

Bianconi A., 1988, XRAY ABSORPTION PRIN, P573

[2] SOLID-STATE ION-EXCHANGE IN ZEOLITES .4. EVIDENCE FOR CONTACT-INDUCED ION-EXCHANGE BETWEEN HYDRATED NAY ZEOLITE AND METAL CHLORIDES [J].

BORBELY, G ;

BEYER, HK ;

RADICS, L ;

SANDOR, P ;

KARGE, HG .

ZEOLITES, 1989, 9 (05) :428-431

[3]

DURHAM PJ, 1988, XRAY ABSORPTION, P53

[4]

EGGERSBORKENSTE.P, 1989, THESIS WESTFALISCHE

[5] K-EDGE XANES SPECTRA OF GAAS AND ZNSE [J].

MATSUURA, T ;

FUJIKAWA, T ;

OYANAGI, H .

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1984, 53 (08) :2837-2844

[6]

ROESSNER F, IN PRESS 10TH P INT

[7] AROMATIZATION OF ETHANE OVER GALLIUM-PROMOTED H-ZSM-5 CATALYSTS [J].

SCHULZ, P ;

BAERNS, M .

APPLIED CATALYSIS, 1991, 78 (01) :15-29

← 1 →