SiHN

ceramic

· JVASP-134952· SiHN

SiHN is a silicon-based ceramic compound combining silicon, hydrogen, and nitrogen phases, representing a class of advanced ceramics with potential for high-temperature and wear-resistant applications. While not a widely commercialized material in mainstream engineering, SiHN compositions are primarily of research interest for their potential to combine the hardness and thermal stability of silicon nitride-family ceramics with modified properties through hydrogen incorporation. Engineers would consider SiHN variants where tailored mechanical properties, oxidation resistance, or specialized processing characteristics offer advantages over established alternatives like Si₃N₄ or SiC in niche high-performance applications.

high-temperature structural componentswear-resistant coatingsresearch-phase ceramicsrefractory applicationsadvanced composite matricesthermal barrier systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.09368	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.550	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.8532	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.

SiHN — Properties & Data | MatWorld

SiHN

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental