K2Be2PbF8 — Properties & Data | MatWorld

K2Be2PbF8

ceramic

· JVASP-21486· K2Be2PbF8

K2Be2PbF8 is a complex fluoride ceramic compound containing potassium, beryllium, lead, and fluorine. This material belongs to the family of heavy-metal fluorides and appears to be primarily of research interest rather than established industrial production. Fluoride ceramics of this composition are investigated for potential applications in optical systems, radiation shielding, and specialized high-temperature environments where their unique optical and thermal properties may offer advantages over conventional ceramics, though commercial adoption remains limited.

optical ceramics (research)radiation shieldinghigh-temperature refractoriesspecialized lens materialsexperimental fluoride compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1553	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	5.665	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	2.493	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00161	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000803	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-318.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	419.4	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.167	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.

K2Be2PbF8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental