BeGeS2 — Properties & Data | MatWorld

BeGeS2

ceramic

· JVASP-64975· BeGeS2

BeGeS₂ is a beryllium germanium sulfide ceramic compound, representing an experimental material within the family of chalcogenide ceramics. This ternary ceramic combines beryllium's lightweight properties with germanium and sulfur, positioning it as a research-stage compound being investigated for specialized optical and electronic applications where conventional ceramics may be inadequate. BeGeS₂ would be of interest to engineers developing next-generation infrared optics, wide-bandgap semiconductors, or high-performance thermal management systems, though its limited commercial maturity and potentially challenging processing characteristics mean it remains primarily relevant for advanced research and development rather than routine engineering applications.

infrared optics and windowswide-bandgap semiconductorsexperimental optical coatingshigh-temperature thermal managementresearch-grade photonic materialsspecialty electronics development

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	70.80	GPa	DFT · OptB88vdW
Shear Modulus(G)	-11.88	GPa	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	3.774	kg/m³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.093	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.2749	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

BeGeS2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental