MgH2SO5

MgH2SO5 is a stable, wide-gap insulating compound composed of magnesium, sulfur, oxygen, and hydrogen.

HMgOS
Crystal structure of MgH2SO5
Ground-state structure · Materials Project
Overview

About MgH2SO5

MgH2SO5 is a thermodynamically stable inorganic compound characterized by its insulating electronic nature. As a member of the magnesium-sulfur-oxygen-hydrogen system, it maintains a robust structural framework that sits on the convex hull, indicating significant stability under standard conditions.

This material is primarily of interest for fundamental research into complex hydrated sulfates. Its wide-gap electronic profile suggests potential utility in applications where electrical insulation is required, making it a subject of interest for structural characterization and materials modeling.

At a glance

Key Properties

Cross-validated computational properties for MgH2SO5, aggregated across 3 databases.

Band Gap

5.50 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

5
3 databases, 1 space group
Uses

Applications

Where MgH2SO5 is used.

Fundamental materials researchSolid-state chemistry modelingInsulating material development
Reference

Frequently Asked Questions

Common questions about MgH2SO5, answered from cross-validated data.

What is MgH2SO5?

MgH2SO5 is a stable, wide-gap insulating compound composed of magnesium, sulfur, oxygen, and hydrogen.

More questions
What is MgH2SO5 used for?
MgH2SO5 is used in fundamental materials research, solid-state chemistry modeling, and insulating material development.
What is the band gap of MgH2SO5?
MgH2SO5 has a DFT-computed band gap of 5.50 eV across 5 reported structures.
Is MgH2SO5 a metal, semiconductor, or insulator?
With a wide band gap up to 5.50 eV it is an insulator / wide-band-gap material.
Is MgH2SO5 thermodynamically stable?
Yes — MgH2SO5 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of MgH2SO5 are known?
5 structures of MgH2SO5 are reported across 3 databases, spanning 1 distinct space group.
What elements does MgH2SO5 contain?
MgH2SO5 contains H, Mg, O, and S (4 elements).
Where does the data for MgH2SO5 come from?
MgH2SO5 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique inorganic phase, MgH2SO5 represents a distinct structural arrangement within its chemical system. Unlike more common binary sulfates, this compound incorporates hydrogen in a stable configuration, marking it as a specialized material that warrants further investigation into its chemical behavior and potential for advanced synthesis.

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

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