HC2O2

ceramic

· JVASP-53615· HC2O2

HC2O2 is an oxycarbide ceramic compound combining carbon and oxygen in a matrix structure, representing a class of materials investigated for high-temperature and wear-resistant applications. This material bridges conventional oxide ceramics and carbide systems, offering potential benefits in environments where thermal stability and chemical resistance are critical. As a research-phase material, HC2O2 belongs to the broader family of composite ceramics and oxy-nitrides being developed to overcome brittleness limitations of traditional ceramics while maintaining thermal performance.

high-temperature coatingswear-resistant componentsthermal barrier materialsadvanced ceramics researchcomposite reinforcement

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.07052	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	2.978	eV	DFT · OptB88vdW
↳	4.191	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	10.79	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.031	-	DFT · OptB88vdW
↳	3.298	-	DFT · TBmBJ
Electron Effective Mass(m*e)	1.813	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.777	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1436	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00168	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00197	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-333.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	301.2	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2896	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6030	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.

HC2O2 — Properties & Data | MatWorld

HC2O2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental