Na5SiP3 — Properties & Data | MatWorld

Na5SiP3

ceramic

· Na5SiP3

Na₅SiP₃ is an inorganic ceramic compound belonging to the phosphosilicate family, combining sodium, silicon, and phosphorus in a stable crystal structure. This material is primarily of research and developmental interest rather than a established industrial ceramic, with potential applications in solid-state ion conductors, advanced ceramics for thermal or chemical barrier applications, and phosphate-based glass-ceramic systems. Engineers would consider this compound where sodium-ion conductivity, thermal stability, or chemical inertness in specialized high-temperature or electrochemical environments is required, though performance data and processing routes would need verification against conventional alternatives like alumina, zirconia, or established phosphate ceramics.

solid-state ionic conductorsadvanced ceramics researchthermal barrier coatingsphosphate-based glass-ceramicshigh-temperature chemical stabilityelectrochemical device materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	4,367.2	ksi	DFT
Shear Modulus(G)	2,449.5	ksi	DFT

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.07453	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.373	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00147	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000781	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-257.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	348.5	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4951	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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.

Na5SiP3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental