VFeSb

semiconductor
· VFeSb

VFeSb is a half-Heusler compound semiconductor composed of vanadium, iron, and antimony, belonging to a family of intermetallic semiconductors with potential thermoelectric and spintronic properties. This material is primarily of research and development interest rather than established production use, investigated for high-temperature thermoelectric power generation and as a candidate for topological electronic applications where its electronic band structure offers advantages over conventional semiconductors. Engineers would consider VFeSb in specialized applications requiring materials that combine metallic mechanical properties with semiconductor electronic behavior, particularly in energy conversion systems or advanced electronics where conventional silicon or III-V semiconductors are unsuitable.

thermoelectric power generationhigh-temperature energy conversiontopological materials researchspintronic devicesexperimental semiconductor applicationsnext-generation electronics

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)3 entries
ksi
ksi
ksi
Elastic Compliance Tensor(Sij)
Matrix (redacted)
1/GPa
Elastic Anisotropy(AU)
-
Elastic Stiffness Tensor(Cij)
Matrix (redacted)
ksi
Poisson's Ratio(ν)2 entries
-
-
Shear Modulus(G)3 entries
ksi
ksi
ksi
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)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
eV
eV
Dielectric Constant (Relative Permittivity)(εr)2 entries
-
median of 2 measurements
-
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)2 entries
C/m²
C/m²
Piezoelectric Stress Tensor(eij)
Matrix (redacted)
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

Export Control

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.