Si2NiP3

metal

· Si2NiP3

Si2NiP3 is an intermetallic compound combining silicon, nickel, and phosphorus, representing a research-phase material in the broader family of transition metal phosphides and silicides. This compound is of interest in materials science for its potential combination of mechanical rigidity and lightweight characteristics, though it remains primarily in experimental development rather than established industrial production. The material's notable stiffness-to-density ratio and chemical composition suggest potential applications in high-performance structural or functional materials where conventional alloys or ceramics may be suboptimal.

experimental intermetallicsaerospace structural componentshigh-temperature applicationslightweight engineering materialsfunctional materials researchadvanced alloy development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	15,235.2	ksi	—
↳	14,864.9	ksi	—
Poisson's Ratio(ν)	0.2800	-	—
Shear Modulus(G)2 entries	8,091.8	ksi	—
↳	8,245.4	ksi	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1176	lb/in³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	—
↳	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	36.78	µV/K	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.2781	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.

Si2NiP3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control