Li2CaGe

Li2CaGe is a semiconducting ternary compound of lithium, calcium, and germanium that is considered a viable candidate for experimental synthesis.

CaGeLi
Crystal structure of Li2CaGe
Ground-state structure · Materials Project
Overview

About Li2CaGe

Li2CaGe is a ternary inorganic compound composed of lithium, calcium, and germanium. As a semiconducting material, it occupies a unique position in the electronic landscape, bridging the gap between metallic and insulating behaviors in complex solid-state systems. Its electronic properties suggest potential utility in specialized electronic or optoelectronic applications where specific charge transport characteristics are required.

With a thermodynamic profile that places it near the stability hull, Li2CaGe is considered a likely candidate for experimental synthesis. The existence of multiple reported structures across various databases underscores its significance as a subject of ongoing computational and structural investigation within the broader field of ternary intermetallic research.

At a glance

Key Properties

Cross-validated computational properties for Li2CaGe, aggregated across 3 databases.

Band Gap

0.10 eV
Range across DFT structures

Energy Above Hull

0.003 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

5
3 databases, 1 space group
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Li2CaGe.

Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where Li2CaGe is used.

Semiconductor researchSolid-state materials developmentElectronic component design
Reference

Frequently Asked Questions

Common questions about Li2CaGe, answered from cross-validated data.

What is Li2CaGe?

Li2CaGe is a semiconducting ternary compound of lithium, calcium, and germanium that is considered a viable candidate for experimental synthesis.

More questions
What is Li2CaGe used for?
Li2CaGe is used in semiconductor research, solid-state materials development, and electronic component design.
What is the band gap of Li2CaGe?
Li2CaGe has a DFT-computed band gap of 0.10 eV across 5 reported structures.
Is Li2CaGe a metal, semiconductor, or insulator?
With a band gap up to 0.10 eV it is a semiconductor.
Is Li2CaGe thermodynamically stable?
Li2CaGe has a lowest energy above hull of 0.003 eV/atom (near hull (likely stable)).
How many polymorphs of Li2CaGe are known?
5 structures of Li2CaGe are reported across 3 databases, spanning 1 distinct space group.
How is Li2CaGe synthesized?
Literature-reported routes for Li2CaGe include solid state (3 procedures documented).
What elements does Li2CaGe contain?
Li2CaGe contains Ca, Ge, and Li (3 elements).
Where does the data for Li2CaGe come from?
Li2CaGe data is cross-referenced from latticegraph.
Comparison

How It Compares

As an unclassified ternary phase, Li2CaGe serves as a foundational example of how lithium-based intermetallics can achieve semiconducting behavior. While it currently stands as a distinct entry without direct siblings in this specific dataset, its structural diversity and near-hull stability highlight the potential for discovering new functional materials within the lithium-calcium-germanium chemical space.

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

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