Na1 Sm1 Se2

semiconductor

· Na1 Sm1 Se2

Sodium samarium diselenide (Na₁Sm₁Se₂) is a rare-earth halide semiconductor compound combining sodium, lanthanide (samarium), and selenium elements. This is a research-phase material primarily investigated for its electronic and optical properties rather than established industrial production; compounds in this family are explored for solid-state ion conductivity, photovoltaic applications, and thermoelectric devices where rare-earth selenides offer tunable band gaps and potential thermal stability advantages over conventional semiconductors.

rare-earth semiconductorssolid-state ionics researchphotovoltaic device developmentthermoelectric materialsoptoelectronics experimentationnext-generation energy conversion

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	41.44	GPa	—
Shear Modulus(G)	26.95	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.801	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.776	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.

Na1 Sm1 Se2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control