Sr3 Al2 Ge4

semiconductor

· Sr3 Al2 Ge4

Sr3Al2Ge4 is an intermetallic semiconductor compound combining strontium, aluminum, and germanium in a defined stoichiometric ratio. This material belongs to the family of Zintl phases—a class of compounds with interesting electronic structures that arise from the bonding between electropositive and electronegative elements. Sr3Al2Ge4 is primarily of research and development interest rather than established in high-volume production; it is studied for potential thermoelectric, optoelectronic, and photovoltaic applications where its band gap and charge-carrier properties could offer advantages over conventional semiconductors in specific temperature or spectral ranges.

thermoelectric energy conversionphotovoltaic researchoptoelectronic devicesZintl phase compoundsemerging semiconductor materialsmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01190	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5950	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.

Sr3 Al2 Ge4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control