CrHO2

ceramic

· CrHO2

CrHO₂ is a chromium oxyhydroxide ceramic compound belonging to the family of transition metal hydroxides and oxyhydroxides. While not a widely commercialized engineering ceramic, this material class is studied for applications requiring corrosion resistance, catalytic activity, or thermal stability in oxidizing environments. The compound's potential lies in specialized applications where chromium's oxidation resistance and hydroxide chemistry combine to offer unique surface or catalytic properties compared to pure oxide ceramics.

corrosion-resistant coatingscatalytic supportshigh-temperature oxidation barriersresearch/experimental applicationspigments and colorantsenvironmental remediation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	9,054.7	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	4,568.7	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1440	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.128	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	10.12	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	116.3	-	DFT · OptB88vdW
Magnetic Moment(μB)	3.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.2263	C/m²	DFT · OptB88vdW
↳	4.234	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00118	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000730	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-398.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	366.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	0.01140	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.705	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.

CrHO2 — Properties & Data | MatWorld

CrHO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental