K2AuPS4

semiconductor

· K2AuPS4

K2AuPS4 is a ternary chalcogenide semiconductor compound containing potassium, gold, phosphorus, and sulfur elements, representing an emerging class of mixed-metal sulfide materials with layered crystal structure. This compound is currently in the research and development phase, with potential applications in optoelectronics and energy conversion devices due to its semiconducting bandgap and mixed-valence metal chemistry. The inclusion of gold and the sulfur-rich composition make it of interest for photovoltaic absorbers, photodetectors, and thermoelectric applications where novel band structures and carrier dynamics could offer performance advantages over conventional binary or ternary semiconductors.

experimental photovoltaic materialsphotodetector researchthermoelectric devicesoptoelectronic componentsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.630	eV	—

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.

K2AuPS4

Electrical Properties

Regulatory Screening

Environmental

Export Control