Ga2O3

ceramic
· Ga2O3

Gallium oxide (Ga₂O₃) is a wide-bandgap semiconductor ceramic that has emerged as a promising material for next-generation power electronics and RF applications. Unlike silicon or traditional gallium arsenide, Ga₂O₃ offers superior breakdown field strength and thermal stability, making it attractive for high-voltage switching devices, power converters, and high-frequency transistors operating in extreme thermal environments. While still primarily in advanced research and early commercialization stages, Ga₂O₃-based devices are being developed by major semiconductor manufacturers and defense contractors as a critical enabler for more efficient, compact power systems in electric vehicles, renewable energy conversion, and aerospace applications.

power semiconductor deviceshigh-voltage rectifiers and transistorsRF and microwave power amplifierselectric vehicle power conversionaerospace and defense electronicssolar inverters and grid converters

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)3 entries
Pa
Pa
Pa
Elastic Compliance Tensor(Sij)
Matrix (redacted)
1/GPa
Elastic Anisotropy(AU)
-
Elastic Stiffness Tensor(Cij)
Matrix (redacted)
Pa
Poisson's Ratio(ν)2 entries
-
-
Shear Modulus(G)3 entries
Pa
Pa
Pa
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
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)3 entries
eV
eV
eV
Dielectric Constant (Relative Permittivity)(εr)2 entries
-
median of 2 measurements
-
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)3 entries
eV/atom
eV/atom
eV/atom
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

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.