Ca1 Si2

semiconductor

· Ca1 Si2

Calcium silicide (Ca₁Si₂) is an intermetallic compound belonging to the calcium-silicon family, which exhibits semiconducting behavior and serves as a research material in advanced ceramics and materials science. This compound is primarily explored in laboratory and developmental contexts for potential applications in high-temperature structural materials, electronic devices, and as a precursor phase in silicon-based composite processing. While not yet widely commercialized at industrial scale, calcium silicides are of interest to materials engineers working on refractory systems, semiconductor research, and advanced ceramic matrix composites due to their thermal stability and potential for tailored electronic properties.

semiconductor researchhigh-temperature ceramicscomposite precursor phasesrefractory materials developmentadvanced materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	64.40	GPa	—
Shear Modulus(G)	40.72	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01350	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4110	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.

Ca1 Si2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control