S8 Rb4 Ag2 Ta2

semiconductor

· S8 Rb4 Ag2 Ta2

S8Rb4Ag2Ta2 is a quaternary chalcogenide semiconductor compound combining sulfur with rubidium, silver, and tantalum elements. This is a research-phase material studied for its semiconducting properties within the broader family of mixed-metal sulfide compounds, which show promise for photocatalytic, optoelectronic, and energy conversion applications where conventional binary or ternary semiconductors have limitations.

photocatalytic materials (research)solar energy conversionoptoelectronic devices (experimental)thin-film semiconductorsmaterials for band-gap engineeringsolid-state chemistry research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.597	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.153	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.

S8 Rb4 Ag2 Ta2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control