HoSi2Pt2

Name: HoSi2Pt2
Brand: MatWorld

metal

· HoSi2Pt2

HoSi₂Pt₂ is an intermetallic compound combining holmium, silicon, and platinum, belonging to the rare-earth transition metal silicide family. This material is primarily of research and development interest for high-temperature applications where exceptional thermal stability and oxidation resistance are required. The combination of rare-earth and noble metal elements positions this compound as a candidate for advanced aerospace, nuclear, or specialized thermal management systems, though industrial deployment remains limited compared to conventional superalloys.

High-temperature structural applicationsOxidation-resistant coatingsAerospace propulsion componentsNuclear reactor materialsThermal barrier systemsResearch-phase intermetallics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.4215	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	Measured
↳	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00125	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00136	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-11.77	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-12.25	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.06000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.9568	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

Export Control

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.

HoSi2Pt2 — Properties & Data | MatWorld

HoSi2Pt2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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