SiPN3

ceramic

· JVASP-100547· SiPN3

SiPN3 is a silicon-phosphorus-nitrogen ceramic compound, part of the advanced structural ceramics family designed for high-temperature and high-stress applications. This material is primarily explored in research and specialized industrial contexts where superior hardness, thermal stability, and chemical resistance are required. SiPN3 is notable for its potential in extreme-environment applications where traditional silicates or alumina ceramics may degrade, making it of interest for aerospace, automotive, and semiconductor processing equipment where thermal cycling and corrosive atmospheres demand exceptional durability.

high-temperature structural componentsaerospace thermal protectionsemiconductor processing equipmentchemical-resistant wear componentsadvanced ceramic compositesresearch/specialized applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	20,203.8	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.1900	-	DFT · OptB88vdW
Shear Modulus(G)	16,461.8	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1065	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	4.540	eV	DFT · OptB88vdW
↳	5.697	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.236	-	DFT · OptB88vdW
↳	3.451	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00820	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7119	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.

SiPN3 — Properties & Data | MatWorld

SiPN3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental