C4

semiconductor

· C4

C4 is a semiconductor material, likely a carbon-based or compound semiconductor within the Group IV/III-V family, though its exact composition requires clarification in the database record. The material exhibits high stiffness characteristics typical of wide-bandgap semiconductors and is of interest in research contexts for high-temperature, high-power, or radiation-resistant electronic applications where conventional silicon reaches performance limits.

high-temperature electronicspower semiconductor devicesradiation-hardened circuitsresearch compoundswide-bandgap device developmentextreme environment sensing

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	437.6	GPa	—
Shear Modulus(G)	529.3	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.764	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.1280	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.

C4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control