Sr4 Cu4

semiconductor

· Sr4 Cu4

Sr4Cu4 is an intermetallic compound combining strontium and copper in a 1:1 stoichiometric ratio, belonging to the family of copper-based intermetallics and rare-earth-adjacent compounds. This material is primarily of research and developmental interest rather than established in high-volume industrial production, with potential applications in thermoelectric devices, optoelectronics, and advanced ceramics where the Sr-Cu interaction offers unique electronic or thermal properties. Engineers would consider Sr4Cu4 when conventional semiconductors or conductors are unsuitable due to thermal, chemical, or cost constraints in emerging technologies, though material availability and processing maturity remain limiting factors compared to silicon-based or III-V semiconductor alternatives.

thermoelectric energy conversionresearch semiconductorsadvanced ceramicsoptoelectronic devicesexperimental electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00490	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1760	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.

Sr4 Cu4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control