Tm5Si3

ceramic

· Tm5Si3

Tm5Si3 is an intermetallic ceramic compound in the silicide family, specifically a rare-earth silicide composed of thulium and silicon. This material is primarily of research and development interest for ultra-high-temperature structural applications, where its ceramic nature and intermetallic bonding offer potential advantages in environments exceeding the capabilities of conventional superalloys and refractory metals.

high-temperature structural componentsaerospace propulsion systemsrefractory materials researchthermal protection systemshypersonic vehicle applicationsexperimental/research phase

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	8.329	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)2 entries	-0.7887	eV/atom	—
↳	-0.7058	eV/atom	—

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

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.

Tm5Si3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental