Cu2 Bi2 O4

semiconductor

· Cu2 Bi2 O4

Cu₂Bi₂O₄ is a ternary oxide semiconductor compound combining copper and bismuth in an oxidized ceramic matrix. This material is primarily investigated in research contexts for photocatalytic and optoelectronic applications, where its narrow bandgap and mixed-valence metal composition offer potential advantages in visible-light-driven processes and electronic devices. While not yet established in high-volume industrial production, Cu₂Bi₂O₄ belongs to a family of bismuth-based semiconductors that have attracted attention as alternatives to conventional materials in photocatalysis, thin-film devices, and environmental remediation applications.

photocatalytic water treatmentvisible-light photocatalysisoptoelectronic device researchthin-film semiconductor developmentenvironmental remediation materialsexperimental semiconductor applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	65.97 range 55.23–76.70median of 2 measurements	GPa	—
Shear Modulus(G)	25.71 range 24.96–26.46median of 2 measurements	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8958 range 0.7908–1.001median of 2 measurements	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.018 range -1.037–-0.9980median of 2 measurements	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.

Cu2 Bi2 O4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control