K4 Cd2 Au8 S8

semiconductor

· K4 Cd2 Au8 S8

K4Cd2Au8S8 is an intermetallic sulfide compound containing potassium, cadmium, gold, and sulfur, representing a complex quaternary chalcogenide system. This is a research-phase material rather than an established commercial product; compounds in this family are investigated for their potential in semiconductor and optoelectronic applications due to the combination of heavy metals and chalcogenide bonding, which can yield interesting electronic structure and light-interaction properties. Engineers and researchers would explore such materials primarily in fundamental studies of narrow-bandgap semiconductors, exotic crystal structures, or thermoelectric device platforms, though practical industrial adoption remains limited pending property validation and scalability.

Experimental semiconductorsThermoelectric researchOptoelectronic materials developmentTernary/quaternary chalcogenide studiesElectronic material screening

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.964	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6350	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.

K4 Cd2 Au8 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control