Ge2 Hf4

semiconductor

· Ge2 Hf4

Ge2Hf4 is an experimental intermetallic compound combining germanium and hafnium, belonging to the refractory ceramic and semiconductor material family. This compound is primarily of research interest for high-temperature applications and advanced semiconductor devices, where the combination of hafnium's refractory properties with germanium's semiconductor characteristics offers potential advantages in extreme-environment electronics and next-generation device architectures. The material remains largely in development stage, with investigation focused on thermal stability, electronic properties, and viability as an alternative to conventional binary semiconductors or ceramic composites in demanding applications.

high-temperature semiconductor researchrefractory intermetallic compoundsadvanced electronics materials developmentthermal barrier applicationsexperimental device engineeringextreme-environment electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	135.9	GPa	—
Shear Modulus(G)	89.12	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000700	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6280	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.

Ge2 Hf4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control