Mg4 Si4 N8 — Properties & Data | MatWorld

Mg4 Si4 N8

ceramic

· Mg4 Si4 N8

Mg₄Si₄N₈ is a magnesium silicon nitride ceramic compound that belongs to the family of ternary metal nitrides. This material is primarily of research and developmental interest rather than a mature commercial ceramic, with potential applications in high-temperature structural applications where lightweight and hardness are valued. The material combines the low density characteristic of magnesium-based compounds with the thermal and mechanical stability of silicon nitride ceramics, making it a candidate for advanced aerospace and engine component research.

high-temperature ceramics (research)lightweight structural compositesaerospace engine components (experimental)thermal barrier coatings (development stage)wear-resistant applicationsrefractory materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	177.8	GPa	DFT · OptB88vdW
Shear Modulus(G)	109.8	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	4.460	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.334	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.

Mg4 Si4 N8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental