HfAlO2S

ceramic

· HfAlO2S

HfAlO2S is an experimental hafnium-aluminum oxide sulfide ceramic compound combining hafnium, aluminum, oxygen, and sulfur constituents. This material belongs to the family of mixed-metal oxysulfide ceramics being investigated for high-temperature and dielectric applications where conventional oxides reach their limits. The compound is primarily of research interest for next-generation microelectronics, refractory systems, and advanced thermal barrier applications where the sulfide component may enhance certain mechanical or thermal properties compared to purely oxide-based alternatives.

advanced dielectric layershigh-temperature ceramics researchmicroelectronics substratesrefractory coatingsthermal barrier materialsexperimental semiconductor applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000523	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.040	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.

HfAlO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental