YSiIr is an experimental ceramic composite combining yttrium, silicon, and iridium phases, representing a high-temperature ceramic family engineered for extreme thermal and mechanical environments. This material belongs to the class of refractory ceramics and intermetallic-reinforced composites, designed to maintain structural integrity and strength where conventional ceramics or metals fail. Development of YSiIr-type materials targets aerospace and energy applications requiring materials that resist thermal shock, oxidation, and creep at temperatures approaching or exceeding 1400°C, with potential advantages over monolithic oxides or carbides in terms of toughness and thermal conductivity balance.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 145.9 | GPa | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.2900 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 74.41 | GPa | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 9.424 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01230 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.075 | 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