S4 Ag2 Yb2

semiconductor

· S4 Ag2 Yb2

S4 Ag2 Yb2 is a rare-earth silver compound belonging to the intermetallic or Heusler alloy family, combining silver with ytterbium in a defined stoichiometric ratio. This is a research-stage material studied for its potential in thermoelectric and quantum material applications, where the combination of rare-earth and noble metal elements can produce unusual electronic and thermal transport properties. The material is not yet widely deployed in commercial production but represents an active area of investigation for next-generation energy conversion and solid-state device technologies.

thermoelectric devicesquantum materials researchlow-temperature physicsenergy conversioncondensed matter studiesexperimental semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00200	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.169	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.

S4 Ag2 Yb2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control