Hf2 Si2 S2

semiconductor
· Hf2 Si2 S2

Hf2Si2S2 is a hafnium silicide sulfide compound belonging to the ternary transition metal chalcogenide family, combining refractory metal chemistry with semiconductor properties. This material remains primarily in research and development stages, with investigation focused on potential applications in high-temperature electronics, optoelectronics, and advanced semiconductor devices where the combination of hafnium's refractory nature and sulfide chemistry could offer thermal stability and tunable electronic properties. Engineers considering this material should recognize it as an exploratory compound rather than an established commercial product, with potential relevance for next-generation semiconductor architectures in extreme-environment or specialized electronic applications.

high-temperature semiconductorsresearch/exploratory electronicsrefractory compound deviceschalcogenide thin filmsadvanced material research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
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ksi——
Shear Modulus(G)
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ksi——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
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eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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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.
Hf2 Si2 S2 — Properties & Data | MatWorld