HfS

ceramic

· JVASP-136794· HfS

Hafnium sulfide (HfS) is a refractory ceramic compound combining hafnium and sulfur, belonging to the transition metal chalcogenide family. It is primarily investigated in research contexts for high-temperature applications and optoelectronic devices, where its thermal stability and potential semiconductor properties offer advantages in extreme environments where conventional ceramics or oxides may degrade. The material remains largely experimental but shows promise in applications demanding chemical inertness and thermal resistance at elevated temperatures.

high-temperature refractory coatingsthermal barrier applicationsoptoelectronic researchextreme environment protectionaerospace thermal systems (experimental)chemical resistance applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2468	lb/in³	—

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	Source
Energy Above Hull(ΔEhull)	0.8142	eV/atom	—
Formation Energy(ΔHf)	-0.5894	eV/atom	—

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.

HfS

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental