固体核磁共振结合密度泛函理论计算研究SSZ-39分子筛的钠离子落位与铝分布
陈翰迪,孔海宇,赵侦超,张维萍*(
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Exploring the Na+ Locations and Al Distributions in SSZ-39 Zeolite by Solid-State NMR Spectroscopy and DFT Calculations
Han-di CHEN,Hai-yu KONG,Zhen-chao ZHAO,Wei-ping ZHANG*()
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图6. Cu2+部分交换Na-SSZ-39(14)分子筛的(a)一维23Na MAS NMR谱与(b)二维23Na MQ MAS NMR谱
Fig.6. (a) 1D 23Na MAS NMR spectra and (b) 2D 23Na MQ MAS NMR spectrum of Cu2+ partially exchanged Na-SSZ-39(14) zeolite
