CdHfO2S

semiconductor

· CdHfO2S

CdHfO2S is a quaternary semiconductor compound combining cadmium, hafnium, oxygen, and sulfur—a relatively unexplored composition that bridges metal oxide and chalcogenide semiconductor families. This material remains primarily in research and development phases, with potential applications in optoelectronics and photovoltaics where mixed anion (oxide-sulfide) systems can enable tunable bandgaps and novel light-absorption characteristics. Interest in cadmium-hafnium compounds stems from hafnium's high refractive index and thermal stability combined with cadmium's semiconductor properties, though commercial adoption is limited and researchers continue evaluating its viability against established alternatives like CdTe, CdZnTe, or hafnium-based oxides.

experimental optoelectronic materialsphotovoltaic researchwide-bandgap semiconductor developmentmixed-anion compound engineeringradiation detection (exploratory)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8000	eV	—
Magnetic Moment(μB)	-0.000118	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.7400	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.

CdHfO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control