B₄C₄Ca₂ is an experimental ceramic compound combining boron carbide with calcium, belonging to the ternary boron-carbon-calcium system. This material remains primarily in research development rather than established commercial use, with potential applications in ultra-hard ceramics and high-temperature structural materials. The compound's notable stiffness characteristics make it a candidate for exploring advanced ceramic composites, though its practical engineering adoption depends on synthesis scalability and cost-effectiveness relative to established alternatives like monolithic boron carbide or advanced silicon carbides.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 24,795.1 | ksi | DFT · OptB88vdW | ||
Shear Modulus(G) | 16,707.3 | ksi | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.05780 | eV | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -0.4480 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data