YbSiO3 — Properties & Data | MatWorld

YbSiO3

ceramic

· YbSiO3

Ytterbium silicate (YbSiO₃) is a rare-earth ceramic compound belonging to the silicate family, typically synthesized as a polycrystalline material for high-temperature and structural applications. This material is primarily investigated in research and emerging industrial contexts for thermal barrier coatings and refractory systems, where its thermal stability and chemical resistance at elevated temperatures offer advantages over conventional silicate ceramics. YbSiO₃ is notable for its potential in aerospace and energy applications where thermal protection and oxidation resistance are critical, though it remains less established in production than yttria-stabilized zirconia or alumina-based alternatives.

thermal barrier coatingshigh-temperature refractoriesaerospace protection systemsgas turbine applicationsoxidation-resistant ceramicsmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	35,621.3	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2000	-	DFT · OptB88vdW
Shear Modulus(G)	27,612.3	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3333	lb/in³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	4.854	eV	DFT · PBE
↳	4.396	eV	DFT · OptB88vdW
↳	5.564	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.790	-	DFT · OptB88vdW
↳	3.201	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-3.279	eV/atom	DFT
↳	-3.279	eV/atom	DFT · OptB88vdW

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.

YbSiO3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental