O7 Ca2 As2

semiconductor

· O7 Ca2 As2

O7 Ca2 As2 is an experimental calcium arsenate oxide semiconductor compound whose full crystal structure and electronic properties remain the subject of materials research. This material belongs to the ternary oxide-arsenide family, which has been investigated for potential applications in optoelectronic and photovoltaic systems where arsenic-containing semiconductors offer tunable bandgaps and carrier transport characteristics. While not yet established in mainstream industrial production, compounds in this chemical family are of interest to researchers exploring alternatives to conventional III-V semiconductors for specialized electronic devices.

experimental semiconductor researchoptoelectronic device developmentphotovoltaic materials explorationsolid-state physics studieswide-bandgap semiconductor alternatives

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	85.74	GPa	—
Shear Modulus(G)	40.69	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.548	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.192	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.

O7 Ca2 As2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control