MgC2N2 — Properties & Data | MatWorld

MgC2N2

ceramic

· JVASP-29285· MgC2N2

MgC₂N₂ is an experimental ceramic compound belonging to the metal carbonitride family, combining magnesium with carbon and nitrogen in a single-phase structure. This material is primarily of research interest for applications requiring lightweight ceramics with potential high stiffness-to-weight ratios, though it remains largely in the development phase rather than established industrial production. The compound represents an emerging class of materials being investigated for advanced aerospace, defense, and structural applications where conventional ceramics may be too dense or brittle.

Lightweight structural ceramicsAerospace research applicationsHigh-temperature composites (potential)Advanced refractory materials (research)Materials science developmentWeight-critical engineering systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	5,277.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4700	-	DFT · OptB88vdW
Shear Modulus(G)	378.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.03833	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	6.247	eV	DFT · OptB88vdW
↳	7.598	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	2.934	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.132	-	DFT · OptB88vdW
↳	1.870	-	DFT · TBmBJ
Piezoelectric Modulus(eij)	0.03092	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00106	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000151	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-306.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	463.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.4349	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1777	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.

MgC2N2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental