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固体核磁共振技术在甲醇制烯烃反应中的应用
高树树1,2,徐舒涛1,*(),魏迎旭1,刘中民1
Applications of Solid-State Nuclear Magnetic Resonance Spectroscopy in Methanol-to-Olefins Reaction
Shu-shu GAO1,2,Shu-tao XU1,*(),Ying-xu WEI1,Zhong-min LIU1

图10. 新鲜和反应后SAPO-34中CH4和C2H4的(a)晶内自扩散系数和(b)扩散活化能随积碳量的变化[25]

Fig.10. The variation in intracrystalline (a) self-diffusion coefficients and (b) diffusion activation energies of CH4 and C2H4 in flesh and spent SAPO-34 as a function of coke amount, respectively[25]