K4BePb — Properties & Data | MatWorld

K4BePb

ceramic

· JVASP-67553· K4BePb

K4BePb is an experimental quaternary ceramic compound combining potassium, beryllium, and lead oxides. This research material belongs to the family of complex oxide ceramics and represents exploratory work in compositionally engineered ceramics, potentially for applications requiring specific combinations of thermal, electrical, or optical properties. Industrial adoption remains limited; the material's relevance is primarily in materials research contexts where the synergistic effects of its constituent elements—particularly beryllium's low density and high stiffness, combined with lead's density and potential functional properties—may be investigated for niche applications.

experimental ceramics researchoxide compound studiesthermal management investigationadvanced materials developmentfunctional ceramic exploration

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	17.74	GPa	DFT · OptB88vdW
Shear Modulus(G)	19.11	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.575	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	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000254	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000247	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	14.87	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	14.55	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)	0.6292	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.5678	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.

K4BePb

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental