O1 Ca4 As2

semiconductor

· O1 Ca4 As2

O1 Ca4 As2 is an experimental calcium arsenide semiconductor compound, representing research into mixed-valence or ternary semiconductor systems for emerging optoelectronic and thermoelectric applications. This material belongs to the broader family of compound semiconductors and is primarily of academic and exploratory industrial interest rather than a mature commercial product. Its potential applications lie in niche semiconductor engineering where alternative bandgap materials or mixed-cation systems offer advantages in efficiency, cost, or functional properties compared to conventional III–V or II–VI semiconductors.

experimental semiconductorsthermoelectric devicesoptoelectronic researchphotovoltaic absorberscompound semiconductor developmentmaterials screening and characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	8,924.6	ksi	—
Shear Modulus(G)	6,433.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.237	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.895	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.

O1 Ca4 As2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control