Na4Sr2SiP4 — Properties & Data | MatWorld

Na4Sr2SiP4

ceramic

· JVASP-145380· Na4Sr2SiP4

Na4Sr2SiP4 is an inorganic ceramic compound belonging to the silicophosphate family, combining alkali (sodium), alkaline-earth (strontium), and phosphorus-silicon components. This is a research-stage material studied primarily for its potential in phosphor applications, ion-conduction systems, and advanced ceramic matrices, rather than a conventional engineering ceramic with established industrial production. The material represents the broader class of multinary silicophosphates being investigated for photoluminescence, thermal stability, and ionic transport properties relevant to lighting, energy storage, and sensing technologies.

phosphor materials for LED/lightingsolid-state ion conductorsthermal barrier researchhigh-temperature ceramics developmentphotonic/optical materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	2.581	kg/m³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.8920	eV	DFT · OptB88vdW
↳	1.871	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.261	-	DFT · OptB88vdW
↳	5.952	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.77	%	DFT · TBmBJ

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7709	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.

Na4Sr2SiP4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental