Sc2Si2Ru — Properties & Data | MatWorld

Sc2Si2Ru

ceramic

· Sc2Si2Ru

Sc2Si2Ru is an intermetallic ceramic compound combining scandium, silicon, and ruthenium, representing a rare-earth transition metal silicide in the materials science research space. This compound is primarily of academic and exploratory interest rather than established industrial production, studied for its potential in high-temperature structural applications where extreme thermal stability and oxidation resistance are critical. The ruthenium addition to scandium silicide chemistry is notable for potentially improving fracture toughness and thermal conductivity compared to conventional ceramic silicates, positioning it within the family of advanced ceramics being evaluated for aerospace, energy conversion, and high-heat electronics where conventional ceramics fall short.

high-temperature structural componentsaerospace heat managementresearch & developmentrefractory applicationsthermal barrier systemsintermetallic composites

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)3 entries	122.2	GPa	DFT
↳	122.4	GPa	DFT · OptB88vdW
↳	122.2	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.1832	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)2 entries	0.2700	-	DFT · OptB88vdW
↳	0.2628	-	DFT · PBE
Shear Modulus(G)3 entries	68.85	GPa	DFT
↳	67.83	GPa	DFT · OptB88vdW
↳	68.85	GPa	DFT · PBE

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
Density(ρ)	4.735	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000138	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000128	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-13.59	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-13.24	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)	0.01180	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.8488	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.

Sc2Si2Ru

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental