Li1 Se2 Y1

semiconductor

· Li1 Se2 Y1

Li₁Se₂Y₁ is an experimental ternary semiconductor compound combining lithium, selenium, and yttrium. This material belongs to the family of rare-earth selenide semiconductors, which are primarily of research interest for optoelectronic and solid-state applications. While not yet widely commercialized, ternary selenides with rare-earth dopants are investigated for potential use in photovoltaic devices, thermal management systems, and advanced electronic components where the combination of light elements and rare-earth properties may offer tunable band gaps or enhanced thermoelectric performance.

research semiconductorsoptoelectronic devicesphotovoltaic materialsthermoelectric systemssolid-state electronicsrare-earth compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	45.81	GPa	—
Shear Modulus(G)	28.03	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.599	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.811	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.

Li1 Se2 Y1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control