Sr2 Fe2 S2 O1 F2

semiconductor

· Sr2 Fe2 S2 O1 F2

Sr₂Fe₂S₂O₁F₂ is an experimental mixed-anion semiconductor compound combining strontium, iron, sulfur, oxygen, and fluorine. This material belongs to the family of layered oxychalcogenides, a research-intensive class of compounds investigated for their potential in photocatalysis, thermoelectrics, and photovoltaic applications where tunable band gaps and ionic-electronic conductivity are advantageous. As a relatively unexplored composition, it represents the kind of high-entropy oxide-sulfide platform that researchers use to discover new functional semiconductors, though it is not yet established in mainstream industrial production.

Photocatalysis researchThermoelectric device developmentThin-film solar cells (exploratory)Optoelectronic semiconductors (experimental)Materials discovery platformsMixed-anion compound engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	10,168.7	ksi	—
Shear Modulus(G)	5,564.7	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00470	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.213	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.

Sr2 Fe2 S2 O1 F2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control