SmErRh2 — Properties & Data | MatWorld

SmErRh2

ceramic

· JVASP-37264· SmErRh2

SmErRh2 is an intermetallic ceramic compound composed of samarium, erbium, and rhodium, representing a rare-earth metal ceramic material likely developed for high-performance applications requiring thermal stability and mechanical rigidity. This material belongs to the family of rare-earth intermetallics and appears to be primarily a research or specialty material rather than a commodity compound. The combination of heavy rare-earth elements (Er) with a transition metal (Rh) suggests potential use in applications demanding exceptional hardness, thermal conductivity, or oxidation resistance at elevated temperatures, though industrial adoption remains limited compared to established ceramics.

High-temperature structural ceramicsThermal barrier coatings (research)Catalytic substratesAerospace/turbine applications (experimental)Nuclear/advanced materials researchWear-resistant tool materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	16,683.7	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3800	-	DFT · OptB88vdW
Shear Modulus(G)	4,232.2	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3872	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	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000177	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000350	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	7.390	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	10.35	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)	0.01370	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.8694	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.

SmErRh2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental