Bi2 Cl2 O2

semiconductor

· Bi2 Cl2 O2

Bi₂Cl₂O₂ is a mixed-valence bismuth oxyhalide semiconductor compound that combines bismuth, chlorine, and oxygen in a layered crystalline structure. This material belongs to the broader family of bismuth-based semiconductors, which are primarily of research and developmental interest rather than established industrial production. The compound is investigated for photocatalytic applications, optoelectronic devices, and potentially photovoltaic systems due to its tunable bandgap and layered geometry; however, it remains largely in the experimental phase with limited commercial deployment compared to conventional semiconductors like silicon or established III-V compounds.

photocatalysis researchoptoelectronic devices (experimental)visible-light water splittingenvironmental remediation (research)thin-film semiconductors (prototype stage)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	67.58	GPa	—
Shear Modulus(G)	34.09	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.870	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.398	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.

Bi2 Cl2 O2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control