SrGe2

SrGe2 is a stable, semiconducting intermetallic compound formed from strontium and germanium.

GeSr
Crystal structure of SrGe2
Ground-state structure · Materials Project
Overview

About SrGe2

SrGe2 is a thermodynamically stable intermetallic compound composed of strontium and germanium. Its electronic character classifies it as a semiconductor, making it a subject of interest for researchers investigating new functional materials with predictable phase stability.

Because it resides on the convex hull, this material exhibits robust structural integrity. Its existence across multiple reported structural configurations highlights its versatility and the complexity of its bonding environment in the solid state.

At a glance

Key Properties

Cross-validated computational properties for SrGe2, aggregated across 3 databases.

Band Gap

0.34 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

19
3 databases, 7 space groups
Uses

Applications

Where SrGe2 is used.

Semiconductor researchSolid-state chemistryMaterials science development
Reference

Frequently Asked Questions

Common questions about SrGe2, answered from cross-validated data.

What is SrGe2?

SrGe2 is a stable, semiconducting intermetallic compound formed from strontium and germanium.

More questions
What is SrGe2 used for?
SrGe2 is used in semiconductor research, solid-state chemistry, and materials science development.
What is the band gap of SrGe2?
SrGe2 has a DFT-computed band gap of 0.34 eV across 19 reported structures.
Is SrGe2 a metal, semiconductor, or insulator?
With a band gap up to 0.34 eV it is a semiconductor.
Is SrGe2 thermodynamically stable?
Yes — SrGe2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of SrGe2 are known?
19 structures of SrGe2 are reported across 3 databases, spanning 7 distinct space groups.
What elements does SrGe2 contain?
SrGe2 contains Ge and Sr (2 elements).
Where does the data for SrGe2 come from?
SrGe2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable semiconducting intermetallic, SrGe2 serves as a foundational example of how alkaline earth metals and group fourteen elements can combine to form ordered, crystalline phases with distinct electronic properties.

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

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