SiPbO3 — Properties & Data | MatWorld

SiPbO3

Name: SiPbO3
Brand: MatWorld

ceramic

· SiPbO3

SiPbO3 is a lead silicate ceramic compound that combines silicon, lead, and oxygen in a crystalline structure. This material belongs to the family of heavy-metal oxide ceramics and appears to be primarily a research or specialized compound rather than a mainstream commercial ceramic. Lead silicates are investigated for applications requiring high density, specific optical properties, or particular chemical stability characteristics, though their use is constrained by lead's toxicity concerns and increasing regulatory restrictions in many industries.

radiation shieldingspecialized optics and glasslaboratory research materialshigh-density ceramic compositeshistorical/legacy applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	30,515.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2500	-	DFT · OptB88vdW
Shear Modulus(G)	21,259.6	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3250	lb/in³	DFT · OptB88vdW

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

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	1.830	eV	DFT · OptB88vdW
↳	2.197	eV	DFT · TBmBJ
↳	0.000	eV	DFT · PBE
Dielectric Constant (Relative Permittivity)(εr)	94.92	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	6.022	-	DFT · OptB88vdW
↳	4.975	-	DFT · TBmBJ
Magnetic Moment(μB)2 entries	0.0000286	μB	DFT
↳	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	18.77	%	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.

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

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.2888	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)4 entries	-0.3670	eV/atom	DFT
↳	1.740	eV/atom	DFT
↳	-1.950	eV/atom	DFT · OptB88vdW
↳	-2.373	eV/atom	Measured

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

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.

SiPbO3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental