K4 P2 Au2 S8

semiconductor

· K4 P2 Au2 S8

K4P2Au2S8 is an experimental mixed-metal sulfide semiconductor compound containing potassium, phosphorus, gold, and sulfur elements. This material belongs to the family of multinary metal sulfides, which are of research interest for optoelectronic and photovoltaic applications due to their tunable band gaps and potential for light-harvesting devices. As a compound still in the research phase rather than established industrial production, it represents exploratory materials chemistry aimed at next-generation semiconductor technologies where conventional silicon or III-V semiconductors may be limiting.

photovoltaic researchoptoelectronic devicesexperimental semiconductorslight-harvesting materialsthin-film applicationsmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	22.90	GPa	—
Shear Modulus(G)	11.92	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.371	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8450	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 P2 Au2 S8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control