B4 N4

ceramic

· B4 N4

B₄N₄ is an experimental ceramic compound in the boron nitride family, representing a stoichiometric phase that combines boron and nitrogen in a specific atomic ratio. This material is primarily a subject of materials research and computational studies rather than established industrial production, with potential applications in ultra-hard coatings and high-temperature ceramic matrix composites due to boron nitride's inherent thermal stability and chemical inertness. Engineers would consider this material in advanced aerospace or semiconductor contexts where extreme hardness and thermal resistance are required, though commercial alternatives like hexagonal boron nitride (hBN) or cubic boron nitride (cBN) remain the mature, production-ready choices.

high-temperature ceramicsexperimental hard coatingsaerospace research applicationssemiconductor processing environmentsthermal management composites

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	356.3	GPa	—
Shear Modulus(G)	318.7	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	5.055	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.227	eV/atom	—

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

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.

B4 N4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental