HCaGaSi

This compound is a complex inorganic hydride containing calcium, gallium, and silicon. It is primarily studied in the field of solid-state chemistry for its structural properties and potential behavior as a semiconductor material.

Crystal structure of HCaGaSi (trigonal, P3m1 (No. 156))
Ground-state structure · Materials Project
Overview

Key Properties

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

Band Gap

0.21 eV
Range across DFT structures

Energy Above Hull

0.050 eV/atom
Best (lowest) across sources

Stability

Metastable
1 DFT source

Structures

4
3 databases, 2 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for HCaGaSi, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
P3m1 (No. 156)trigonal0.210.0497-8.1013.34
3.36
3.36
No. 0unknown3.34
Uses

Applications

Where HCaGaSi is used.

Solid-state researchMaterials science explorationSemiconductor development studies
Reference

Frequently Asked Questions

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

What is HCaGaSi?

This compound is a complex inorganic hydride containing calcium, gallium, and silicon. It is primarily studied in the field of solid-state chemistry for its structural properties and potential behavior as a semiconductor material.

More questions
What is HCaGaSi used for?
HCaGaSi is used in solid-state research, materials science exploration, and semiconductor development studies.
What is the band gap of HCaGaSi?
HCaGaSi has a DFT-computed band gap of 0.21 eV across 4 reported structures.
Is HCaGaSi a metal, semiconductor, or insulator?
With a band gap up to 0.21 eV it is a semiconductor.
Is HCaGaSi thermodynamically stable?
HCaGaSi has a lowest energy above hull of 0.050 eV/atom (metastable).
What is the crystal structure of HCaGaSi?
The lowest-energy reported polymorph of HCaGaSi is trigonal symmetry, space group P3m1 (No. 156).
What is the density of HCaGaSi?
The computed density of the ground-state structure of HCaGaSi is 3.34 g/cm³.
How many polymorphs of HCaGaSi are known?
4 structures of HCaGaSi are reported across 3 databases, spanning 2 distinct space groups.
What elements does HCaGaSi contain?
HCaGaSi contains Ca, Ga, H, and Si (4 elements).
Where does the data for HCaGaSi come from?
HCaGaSi data is cross-referenced from materials_project, omat24, cod.
Explore

Related Compounds

Other Hydrogen Storage Hydrides in the database.

Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
  • cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).

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