Na2BeGe — Properties & Data | MatWorld

Na2BeGe

ceramic

· JVASP-67988· Na2BeGe

Na2BeGe is an intermetallic ceramic compound combining sodium, beryllium, and germanium—a rare combination not commonly found in industrial applications. This material exists primarily in research and materials science literature, where it is studied as part of investigations into novel ceramic systems, particularly for understanding phase relationships and crystal structures in alkali-metal-containing germanide ceramics. Potential interest centers on specialized research contexts where the unique combination of light elements (Be) with semiconducting properties (Ge) might offer unusual thermal, electrical, or optical characteristics, though practical engineering applications remain undeveloped and the material's reproducibility and scalability are not established.

research ceramicsphase diagram studiesexperimental materials sciencecrystal structure analysissemiconductor-ceramic hybrids

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	39.10	GPa	DFT · OptB88vdW
Shear Modulus(G)	-240.0	MPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.058	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.2030	eV	DFT · OptB88vdW
↳	0.7460	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	33.90	-	DFT · OptB88vdW
↳	15.49	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000797	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	6.667e-8	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-64.44	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.6967	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.32	%	DFT · TBmBJ

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)	0.2677	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.1666	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.

Na2BeGe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental