KSn

KSn is a stable semiconducting compound composed of potassium and tin that is frequently studied for its structural diversity.

KSn
Crystal structure of KSn
Ground-state structure · Materials Project
Overview

About KSn

KSn is a distinct intermetallic compound formed from potassium and tin. As a thermodynamically stable phase located on the convex hull, it represents a robust configuration of these elements that maintains structural integrity under standard conditions.

This material exhibits semiconducting electronic character, positioning it as a subject of interest for fundamental studies in solid-state physics. With dozens of reported structures identified across major databases, it is a well-documented system for researchers investigating binary metal alloys.

At a glance

Key Properties

Cross-validated computational properties for KSn, aggregated across 3 databases.

Band Gap

0.73 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

36
3 databases, 9 space groups
Uses

Applications

Where KSn is used.

Solid-state physics researchFundamental materials science studiesAlloy development
Reference

Frequently Asked Questions

Common questions about KSn, answered from cross-validated data.

What is KSn?

KSn is a stable semiconducting compound composed of potassium and tin that is frequently studied for its structural diversity.

More questions
What is KSn used for?
KSn is used in solid-state physics research, fundamental materials science studies, and alloy development.
What is the band gap of KSn?
KSn has a DFT-computed band gap of 0.73 eV across 36 reported structures.
Is KSn a metal, semiconductor, or insulator?
With a band gap up to 0.73 eV it is a semiconductor.
Is KSn thermodynamically stable?
Yes — KSn sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of KSn are known?
36 structures of KSn are reported across 3 databases, spanning 9 distinct space groups.
What elements does KSn contain?
KSn contains K and Sn (2 elements).
Where does the data for KSn come from?
KSn data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique binary phase, KSn serves as a primary reference point for understanding the interplay between alkali metals and post-transition metals in semiconducting intermetallics.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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