Ca4P2O

ceramic
· Ca4P2O

Ca₄P₂O is an unusual calcium phosphate ceramic compound that belongs to the phosphate ceramic family, though its precise stoichiometry and phase stability are not well-established in mainstream engineering literature, suggesting it may be a research-phase or non-standard composition. This material falls within the broader class of calcium phosphates, which are of significant interest in biomedical applications due to their biocompatibility and chemical similarity to natural bone mineral; however, the specific properties and performance of this particular phase would require verification against established literature or experimental data before engineering adoption. Engineers considering calcium phosphate ceramics typically evaluate them for applications where bioactivity and tissue integration are priorities, though more common phases like hydroxyapatite, tricalcium phosphate, or biphasic mixtures are more widely characterized and specified.

biomedical research compoundsbone substitute materials (experimental)dental applications (research phase)structural phosphate ceramicshigh-temperature ceramic matrices

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
Pa
Poisson's Ratio(ν)
-
Shear Modulus(G)
Pa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Dielectric Constant (Relative Permittivity)(εr)3 entries
-
-
median of 2 measurements
-
Electronic Dielectric Tensor(ε∞)
Matrix (redacted)
-
Total Dielectric Tensor(ε)
Matrix (redacted)
-
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)
C/m²
Seebeck Coefficient(S)
µV/K
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.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
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.