Hf1 Si1 Pt1

semiconductor

· Hf1 Si1 Pt1

HfSiPt is an intermetallic compound combining hafnium, silicon, and platinum in a 1:1:1 stoichiometry. This material is primarily of research interest rather than established commercial production, belonging to the family of high-entropy and multi-component intermetallics being investigated for extreme-environment applications. The platinum content and hafnium base suggest potential use in high-temperature aerospace and chemical applications where oxidation resistance and thermal stability are critical, though practical engineering adoption remains limited pending further development of synthesis and processing routes.

high-temperature intermetallics (research)aerospace thermal barrier candidatesoxidation-resistant coatings (experimental)refractory compound developmentadvanced semiconductor research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	21,634.8	ksi	—
Shear Modulus(G)	371.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00790	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5620	eV/atom	—

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

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.

Hf1 Si1 Pt1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control