Li4Mg4P4

Li4Mg4P4 is a thermodynamically stable, semiconducting ternary phosphide compound.

LiMgP
Crystal structure of Li4Mg4P4
Ground-state structure · Materials Project
Overview

About Li4Mg4P4

Li4Mg4P4 is a ternary phosphide that sits firmly on the thermodynamic convex hull, indicating high stability. As a semiconducting material, it offers interesting electronic properties that make it a subject of interest for researchers investigating new functional solids.

With multiple reported structures across major databases, this compound represents a well-documented phase in the lithium-magnesium-phosphorus system. Its stability and electronic character suggest it could serve as a foundational building block for future semiconductor applications.

At a glance

Key Properties

Cross-validated computational properties for Li4Mg4P4, aggregated across 3 databases.

Band Gap

1.71–1.94 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

8
3 databases, 2 space groups
Uses

Applications

Where Li4Mg4P4 is used.

Semiconductor researchSolid-state materials development
Reference

Frequently Asked Questions

Common questions about Li4Mg4P4, answered from cross-validated data.

What is Li4Mg4P4?

Li4Mg4P4 is a thermodynamically stable, semiconducting ternary phosphide compound.

More questions
What is Li4Mg4P4 used for?
Li4Mg4P4 is used in semiconductor research and solid-state materials development.
What is the band gap of Li4Mg4P4?
Li4Mg4P4 has a DFT-computed band gap of 1.71–1.94 eV across 8 reported structures.
Is Li4Mg4P4 a metal, semiconductor, or insulator?
With a band gap up to 1.94 eV it is a semiconductor.
Is Li4Mg4P4 thermodynamically stable?
Yes — Li4Mg4P4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Li4Mg4P4 are known?
8 structures of Li4Mg4P4 are reported across 3 databases, spanning 2 distinct space groups.
What elements does Li4Mg4P4 contain?
Li4Mg4P4 contains Li, Mg, and P (3 elements).
Where does the data for Li4Mg4P4 come from?
Li4Mg4P4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable ternary phosphide, Li4Mg4P4 occupies a distinct position in the landscape of lithium-magnesium-based semiconductors. While it lacks direct structural siblings in this specific dataset, its presence on the convex hull distinguishes it as a robust phase compared to more metastable or transient compositions within the broader class of ternary pnictides.

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

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