What question did this study set out to answer?

The aim is to design and explore the properties of planar tetracoordinate sulfur anions SLi 4 X 3 - (X = Cl, Br, I).

April 4, 2026

SLi 4 X 3 - (X = Cl, Br, I)：fan-shaped superhalogen anions featuring planar tetracoordinate sulfur

TZTing ZhangXinzhou Teachers University YCYaxuan ChengShanxi University JGJin‐Chang GuoShanxi University

Key Points

The aim is to design and explore the properties of planar tetracoordinate sulfur anions SLi 4 X 3 - (X = Cl, Br, I).
Utilized a strategy of partially eliminating after isoelectronic replacing
Designed mono-anionic clusters featuring varying halides
Analyzed structural and electronic properties of the created anions
Successfully designed the first planar tetracoordinate sulfur anions
Demonstrated unique superhalogen characteristics
Highlighted potential applications in new chemical systems

Abstract

The first planar tetracoordinate sulfur (ptS) SLi 4 X 3 - (X = Cl, Br, I) mono-anionic clusters have been designed by using the "partially eliminating after isoelectonicreplacing" strategy, inspired...

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