YSi2Rh3 — Properties & Data | MatWorld

YSi2Rh3

ceramic

· YSi2Rh3

YSi2Rh3 is an intermetallic ceramic compound combining yttrium, silicon, and rhodium, belonging to the rare-earth transition metal silicide family. This is primarily a research and development material investigated for high-temperature structural applications where exceptional stiffness and thermal stability are required. The material's dense, intermetallic structure and multi-component composition make it a candidate for aerospace and advanced thermal applications, though it remains largely experimental with limited commercial deployment compared to established ceramic alternatives like silicon carbide or alumina.

high-temperature structural componentsaerospace researchthermal barrier systemswear-resistant coatingsadvanced ceramics development

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	174.1	GPa	DFT
↳	174.1	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.08342	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)	0.2613	-	DFT · PBE
Shear Modulus(G)2 entries	98.86	GPa	DFT
↳	98.86	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)	7.741	kg/m³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.04990	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.9610	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.

YSi2Rh3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental