YAuO2 — Properties & Data | MatWorld

YAuO2

ceramic

· YAuO2

YAuO2 is an yttrium-gold oxide ceramic compound that combines rare-earth and precious-metal constituents in a mixed-valence oxide structure. This is a specialized research material rather than a conventional engineering ceramic, investigated primarily for its unique electronic and optical properties at the intersection of rare-earth chemistry and gold chemistry. The material is of interest in advanced applications requiring high density and specific electromagnetic or catalytic behavior, though industrial deployment remains limited pending further development of processing routes and cost-performance validation.

advanced ceramics researchhigh-density thermal materialselectronic/photonic devicescatalyst supportslaboratory-scale applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	18,196.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4000	-	DFT · OptB88vdW
Shear Modulus(G)	5,559.3	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2857	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.764	eV	DFT · OptB88vdW
↳	3.721	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	11.90	-	DFT · OptB88vdW
↳	8.880 range 5.711–12.05median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	5.807	-	DFT · OptB88vdW
↳	4.374	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.4133	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.727	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00189	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00370	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-194	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	414.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.5000	%	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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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00440	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.445	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.

YAuO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental