Ni4 P4 S4
semiconductor· Ni4 P4 S4
Ni₄P₄S₄ is a ternary nickel phosphide-sulfide compound that functions as a semiconductor material, combining transition metal chemistry with mixed anionic character. This is primarily a research-phase material studied for its potential in catalysis and energy conversion applications, particularly as an earth-abundant alternative to precious-metal catalysts in electrochemical systems. The mixed phosphide-sulfide composition offers tunable electronic structure and active site density, making it notable in the context of hydrogen evolution, oxygen reduction, and electrocatalytic water splitting where researchers seek to replace platinum-group metals with cost-effective transition metal compounds.
electrocatalysis and hydrogen generationwater splitting and energy conversionelectrochemical cell electrodesresearch-phase catalytic materialssustainable energy technologies
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| 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.