Sn7 S2 Br10

semiconductor

· Sn7 S2 Br10

Sn7S2Br10 is a mixed-halide tin sulfide-bromide compound belonging to the family of layered semiconductors with potential optoelectronic properties. This is a research-phase material rather than an established commercial product; compounds in this composition space are investigated for their tunable bandgaps and potential applications in thin-film photovoltaics, photodetectors, and solid-state electronics where conventional semiconductors face limitations. The combination of tin, sulfur, and bromine creates a structure that researchers explore for next-generation devices requiring alternative band structures or improved stability compared to pure halide perovskites.

photovoltaic researchphotodetector developmentthin-film electronicsoptoelectronic devicesmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	19.36	GPa	—
Shear Modulus(G)	11.01	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.893	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7540	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.

Sn7 S2 Br10

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control