Y2Be2GeO7 — Properties & Data | MatWorld

Y2Be2GeO7

ceramic

· JVASP-27269· Y2Be2GeO7

Y2Be2GeO7 is an yttrium beryllium germanate ceramic compound belonging to the family of rare-earth-transition metal oxides. This material is primarily of research and development interest rather than established industrial production, explored for its potential in high-temperature applications and specialized optical or electronic ceramics where the combination of rare-earth and beryllium chemistry offers tunable properties.

advanced ceramics researchhigh-temperature applicationsoptical material developmentelectronic ceramicsrefractory compoundsexperimental materials science

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.741	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	4.755	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	14.31	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.802	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1331	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000650	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000419	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-124.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	449.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.119	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.

Y2Be2GeO7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental