KBeH3 — Properties & Data | MatWorld

KBeH3

ceramic

· JVASP-38192· KBeH3

KBeH3 is a complex metal hydride ceramic composed of potassium, beryllium, and hydrogen, representing an experimental compound within the broader family of borohydride and metal hydride materials. This material exists primarily in research and development contexts rather than mature industrial production, with investigation focused on hydrogen storage, lightweight structural applications, and advanced energy systems where high hydrogen density and low density are critical. The material's potential lies in next-generation hydrogen economy applications, though development challenges around thermal stability, synthesis scalability, and safety handling have limited commercial deployment compared to more established hydride systems.

hydrogen storage systemsresearch hydrogen carrierslightweight structural compositesadvanced energy materialsaerospace conceptssolid-state hydrogen applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	1.071	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	3.053	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	2.474	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.9833	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.580	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00124	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000733	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-178.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	288.3	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)	0.00560	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2156	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.

KBeH3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental