Hf4 Si4 Mo4
semiconductor· Hf4 Si4 Mo4
Hf₄Si₄Mo₄ is an experimental refractory compound combining hafnium, silicon, and molybdenum in a quaternary ceramic system. This material belongs to the family of high-entropy or multi-component ceramics being investigated for extreme-temperature applications where conventional materials fail, though it remains primarily in research and development phases rather than established commercial production.
High-temperature structural ceramicsRefractory coatings researchAerospace thermal protection systemsMaterials science researchUltra-high temperature applicationsAdvanced composite reinforcement phases
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | 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.