Ge1 Te1

semiconductor

· Ge1 Te1

GeTe (germanium telluride) is a binary semiconductor compound belonging to the IV-VI chalcogenide family, known for its narrow bandgap and strong light-matter interactions. This material is primarily investigated for phase-change memory applications, infrared optics, and thermoelectric devices, where its ability to rapidly switch between crystalline and amorphous states makes it valuable for non-volatile data storage. Engineers select GeTe-based systems over alternatives like GST alloys when thermal stability, infrared transparency, or specific thermoelectric performance is prioritized, though the pure binary compound is often modified with dopants or alloying elements (such as Sb or Bi) to optimize switching speeds and thermal properties for practical device integration.

phase-change memory devicesinfrared optical windowsthermoelectric generatorsoptical data storagethermal imaging sensorsresearch semiconductor compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	5,350.3	ksi	—
Shear Modulus(G)	3,978.8	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.7206	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1100	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.

Ge1 Te1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control