As8P8S28

As8P8S28 is a stable semiconducting material composed of arsenic, phosphorus, and sulfur that is currently being studied for its complex structural properties.

AsPS
Crystal structure of As8P8S28
Ground-state structure · Materials Project
Overview

About As8P8S28

As8P8S28 is a complex multicomponent chalcogenide that exhibits semiconducting electronic behavior. Its status as a thermodynamically stable phase on the convex hull suggests a robust structural arrangement that resists decomposition under standard conditions. This stability makes it a compelling subject for researchers investigating the fundamental physics of phosphorus-arsenic-sulfur systems. The material is characterized by a high degree of structural diversity, as evidenced by multiple reported configurations across various crystallographic databases. These findings highlight the intricate bonding environment within the lattice, which is essential for understanding how such compounds can be tuned for specific electronic or optical responses in solid-state applications.

At a glance

Key Properties

Cross-validated computational properties for As8P8S28, aggregated across 4 databases.

Band Gap

2.68 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

4
4 databases, 2 space groups
Uses

Applications

Where As8P8S28 is used.

Semiconductor researchSolid-state chemistryMaterials science development
Reference

Frequently Asked Questions

Common questions about As8P8S28, answered from cross-validated data.

What is As8P8S28?

As8P8S28 is a stable semiconducting material composed of arsenic, phosphorus, and sulfur that is currently being studied for its complex structural properties.

More questions
What is As8P8S28 used for?
As8P8S28 is used in semiconductor research, solid-state chemistry, and materials science development.
What is the band gap of As8P8S28?
As8P8S28 has a DFT-computed band gap of 2.68 eV across 4 reported structures.
Is As8P8S28 a metal, semiconductor, or insulator?
With a band gap up to 2.68 eV it is a semiconductor.
Is As8P8S28 thermodynamically stable?
Yes — As8P8S28 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of As8P8S28 are known?
4 structures of As8P8S28 are reported across 4 databases, spanning 2 distinct space groups.
What elements does As8P8S28 contain?
As8P8S28 contains As, P, and S (3 elements).
Where does the data for As8P8S28 come from?
As8P8S28 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique multicomponent chalcogenide, As8P8S28 occupies a specialized niche within the landscape of semiconductor materials. While many binary or ternary sulfides are well-documented, this complex quaternary-like arrangement represents a sophisticated structural architecture that demonstrates the potential for high-order stability in chalcogen-rich systems.

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

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