NaBeBr

ceramic

· JVASP-67446· NaBeBr

Sodium beryllium bromide (NaBeBr) is an inorganic ceramic compound combining alkali metal, alkaline earth metal, and halide elements. This material belongs to the family of mixed-metal halide ceramics, which are primarily of academic and research interest rather than established industrial commodities. NaBeBr and related beryllium halide compounds are investigated for potential applications in solid-state ion conductors, optical materials, and specialized electrolytes, though practical deployment remains limited due to beryllium's toxicity during processing and the compound's likely hygroscopic nature. Engineers considering this material should recognize it as a research-grade compound best suited to controlled laboratory environments rather than conventional structural or functional engineering applications.

solid-state ion conductors (research)optical ceramics (experimental)advanced electrolytes (laboratory)halide-based functional materialsberyllium compound research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	3,367.8	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3300	-	DFT · OptB88vdW
Shear Modulus(G)	1,559.2	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.09906	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.4240	eV	DFT · OptB88vdW
↳	0.9400	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	27.34	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	12.01	-	DFT · OptB88vdW
↳	7.380	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.03333	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.03000	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	1.050	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00275	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00166	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-238.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	188.9	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	31.33	%	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)	1.045	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.09194	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.

NaBeBr — Properties & Data | MatWorld

NaBeBr

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental