Sr2 Y1 Tl1 Ni2 O7

semiconductor

· Sr2 Y1 Tl1 Ni2 O7

Sr₂Y₁Tl₁Ni₂O₇ is a layered perovskite-related oxide semiconductor composed of strontium, yttrium, thallium, nickel, and oxygen. This is a research-phase compound investigated for its electronic and ionic transport properties, belonging to the family of complex metal oxides that exhibit mixed-valence behavior and potential functional properties relevant to energy materials. The material's structure and composition make it a candidate for studying oxygen-ion conductivity, electronic properties, and structural phase transitions typical of this class of compounds, though industrial applications remain limited pending further characterization.

solid-state electrolytes (research)oxygen-ion conductors (exploratory)mixed-valence oxide semiconductorsenergy storage materials (laboratory phase)materials for catalysis (potential)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00370	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.145	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.

Sr2 Y1 Tl1 Ni2 O7

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control