Valence state alternation of copper species doped in HY zeolite as revealed by paramagnetic relaxation enhancement NMR spectroscopy
详细信息 查看全文
- 作者：Lei Zhou ; Shenhui Li ; lishenhui@wipm.ac.cn" class="auth_mail" title="E-mail the corresponding author ; Jing Li ; Qiang Wang ; Feng Deng ; dengf@wipm.ac.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Solid-state NMR ; Paramagnetic relaxation enhancement (PRE) ; Valence state ; Heterogeneous catalysis ; Zeolites
- 刊名：Solid State Nuclear Magnetic Resonance
- 出版年：2016
- 出版时间：April-May 2016
- 年：2016
- 卷：74-75
- 期：Complete
- 页码：10-15
- 全文大小：859 K
文摘
- •
PRE MAS NMR can monitor the valence state of copper ions in Cu–HY zeolite.
- •
The variation of copper species can be determined from T1 relaxation measurement.
- •
The technique enables to characterize active center and elucidate reaction mechnisam.
© 2004-2018 中国地质图书馆版权所有 京ICP备05064691号 京公网安备11010802017129号 地址：北京市海淀区学院路29号 邮编：100083 电话：办公室：(+86 10)66554848；文献借阅、咨询服务、科技查新：66554700 |