A 3D extra-large-pore zeolite enabled by 1D-to-3D topotactic condensation of a chain silicate

Jian Li*, Zihao Rei Gao, Qing Fang Lin, Chenxu Liu, Fangxin Gao, Cong Lin, Siyao Zhang, Hua Deng, Alvaro Mayoral, Wei Fan, Song Luo, Xiaobo Chen, Hong He, Miguel A. Camblor*, Fei Jian Chen*, Jihong Yu*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

64 Citations (Scopus)

Abstract

Zeolites are microporous silicates with a large variety of applications as catalysts, adsorbents, and cation exchangers. Stable silica-based zeolites with increased porosity are in demand to allow adsorption and processing of large molecules but challenge our synthetic ability. We report a new, highly stable pure silica zeolite called ZEO-3, which has a multidimensional, interconnected system of extra-large pores open through windows made by 16 and 14 silicate tetrahedra, the least dense polymorph of silica known so far. This zeolite was formed by an unprecedented one-dimensional to three-dimensional (1D-to-3D) topotactic condensation of a chain silicate. With a specific surface area of more than 1000 square meters per gram, ZEO-3 showed a high performance for volatile organic compound abatement and recovery compared with other zeolites and metal-organic frameworks.

Original languageEnglish
Pages (from-to)283-287
Number of pages5
JournalScience
Volume379
Issue number6629
DOIs
Publication statusPublished - 20 Jan 2023
Externally publishedYes

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