Sm2 Cu2 Se2 O2

semiconductor

· Sm2 Cu2 Se2 O2

Sm₂Cu₂Se₂O₂ is a mixed-valence semiconductor compound combining rare-earth (samarium), transition metal (copper), and chalcogenide/oxide elements. This is an experimental research material rather than a commercial product, belonging to the family of rare-earth copper selenides and oxides being investigated for electronic and photonic applications where unconventional band structures and mixed-metal coupling could offer advantages.

experimental semiconductor researchphotovoltaic device developmentthermoelectric materialsmagnetic semiconductor studiesoptoelectronic prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	88.10	GPa	—
Shear Modulus(G)	38.28	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.474	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.069	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.

Sm2 Cu2 Se2 O2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control