Al4 Sr2

semiconductor

· Al4 Sr2

Al₄Sr₂ is an intermetallic compound combining aluminum and strontium, classified as a semiconductor material with potential applications in advanced functional materials research. This compound belongs to the family of rare-earth and alkaline-earth intermetallics, which are actively investigated for optoelectronic, thermoelectric, and specialized structural applications where conventional semiconductors fall short. Al₄Sr₂ represents an exploratory material system rather than a mature commercial product, making it most relevant for researchers and engineers developing next-generation electronic devices, photonic materials, or high-temperature semiconducting phases.

Research and development compoundsIntermetallic semiconductorsOptoelectronic device materialsThermoelectric applicationsAdvanced functional materialsHigh-temperature semiconductor alternatives

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	45.40	GPa	—
Shear Modulus(G)	33.78	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000300	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3730	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.

Al4 Sr2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control