TeAsRu

ceramic

· JVASP-61884· TeAsRu

TeAsRu is a ternary ceramic compound combining tellurium, arsenic, and ruthenium elements, representing an experimental material in the chalcogenide-transition metal ceramic family. While not established in mainstream industrial applications, this material class is primarily of research interest for potential applications in thermoelectric devices, optoelectronic components, or high-temperature structural ceramics where the combination of heavy elements and transition metal character may offer unique properties. Engineers would consider this material only in exploratory development contexts where conventional ceramics are insufficient and the material's specific electronic or thermal characteristics justify further investigation.

research and developmentthermoelectric devices (experimental)high-temperature applications (emerging)optoelectronic components (potential)advanced ceramics (early-stage)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	176.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3900	-	DFT · OptB88vdW
Shear Modulus(G)	288.6	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2971	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	0.8480	eV	DFT · OptB88vdW
↳	0.8800	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	21.35	-	DFT · OptB88vdW
↳	19.46	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.8733	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.250	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00203	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00190	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-252.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	367.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	28.88	%	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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3737	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.

TeAsRu — Properties & Data | MatWorld

TeAsRu

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental