FePS

semiconductor

· FePS

FePS is an iron phosphide sulfide compound that functions as a semiconductor material, combining iron with phosphorus and sulfur elements. This is primarily a research and development material investigated for its potential in catalysis, energy storage, and optoelectronic applications, offering a tunable electronic structure through composition variation. FePS and related iron chalcogenide compounds are emerging alternatives to precious-metal catalysts in electrochemical systems, making them of interest to engineers developing cost-effective and scalable solutions for hydrogen evolution, oxygen reduction, and other electrochemical processes.

electrocatalysis researchhydrogen evolution catalystsenergy storage devicesoptoelectronic semiconductorsnon-precious metal alternativeslaboratory and pilot-scale applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.896	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.2500	eV	—
↳	0.8070	eV	—
Magnetic Moment(μB)	0.000	µB	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.6363	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.

FePS

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control