Fe2 As4

semiconductor

· Fe2 As4

Fe₂As₄ is an iron arsenide semiconductor compound belonging to the family of transition metal pnicogenides, materials that combine iron-group elements with Group 15 elements. This compound is primarily of research interest rather than established commercial production, studied for its potential in optoelectronic and thermoelectric applications where the combination of metallic and semiconducting character could enable novel device functionality. Engineers considering Fe₂As₄ should recognize it as an experimental material whose properties and processing methods are still under investigation, making it relevant primarily for advanced research programs rather than conventional engineering applications.

research semiconductorsthermoelectric materials developmentoptoelectronic researchiron-based compoundspnicogenide materials science

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	138.2	GPa	—
Shear Modulus(G)	112.5	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00440	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2550	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.

Fe2 As4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control

Quality & Standards