What question did this study set out to answer?

The aim is to understand how non-exchangeable Na+ ions influence the distribution of aluminum in Y-zeolite and its acid strength.

February 8, 2026Angewandte ChemieOpen Access

Encapsulated Non‐Exchangeable Na + Ions Determining the Upper Limit of Al Inclusion in FAU—A Multiscale Simulation

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Authors

QDQi DongBeijing Institute of Petrochemical Technology TZTao ZhangSinopec (China)JZJianhua ZhangZhejiang International Studies University

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Implication

Multiscale simulation investigates Na ions' role in aluminum distribution in zeolites, highlighting implications for synthesis and catalytic activity.

Key Points

The aim is to understand how non-exchangeable Na+ ions influence the distribution of aluminum in Y-zeolite and its acid strength.
Utilized DFT computations to assess aluminum distribution
Employed machine learning for descriptor analysis
Conducted AIMD simulations for structural insights
Performed experimental analysis to validate findings
Na+ ions promote larger aluminum separations compared to protons
Identified a thermodynamically favorable Si/Al ratio ≤ 3 for Y-zeolite synthesis
Observed increased acid strength and catalytic activity in propane cracking with Na+ ions present

Cite This Study

Dong et al. (2026) studied this question.

synapsesocial.com/papers/6988278b0fc35cd7a8846555 https://doi.org/10.1002/ange.202524044

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Implication

Multiscale simulation investigates Na ions' role in aluminum distribution in zeolites, highlighting implications for synthesis and catalytic activity.

Encapsulated Non‐Exchangeable Na + Ions Determining the Upper Limit of Al Inclusion in FAU—A Multiscale Simulation

Discussion

Member takes

Implication

Key Points

Cite This Study

Encapsulated Non‐Exchangeable Na + Ions Determining the Upper Limit of Al Inclusion in FAU—A Multiscale Simulation

Discussion

Member takes

Implication

Key Points

Cite This Study

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