Si4 C4

semiconductor

· Si4 C4

Si₄C₄ is a silicon carbide ceramic compound belonging to the family of silicon-carbon materials, which are known for exceptional hardness and thermal stability. This material is primarily investigated in research contexts for advanced semiconductor and structural applications, where its high stiffness and refractory properties make it a candidate for extreme-temperature electronics, wear-resistant coatings, and high-performance composite reinforcement. Silicon carbide materials in general compete with alumina and other ceramics in applications demanding superior thermal conductivity and chemical inertness, with particular advantage in harsh environments where conventional semiconductors or metals would fail.

high-temperature semiconductorswear-resistant coatingsrefractory ceramicscomposite reinforcementresearch/developmental applicationsextreme-environment electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	213.3	GPa	—
Shear Modulus(G)	190.6	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.495	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2440	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.

Si4 C4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control