Ca3Sb2

Name: Ca3Sb2
Brand: MatWorld

semiconductor

· Ca3Sb2

Ca₃Sb₂ is an intermetallic semiconductor compound belonging to the calcium-antimony family, representing an emerging class of materials under active research for thermoelectric and optoelectronic applications. While not yet established in mainstream commercial production, this material is being investigated as a potential candidate for solid-state energy conversion and thermal management systems due to its semiconducting properties and the favorable electronic characteristics typical of post-transition metal antimonides. Engineers considering Ca₃Sb₂ would do so primarily in research and development contexts where novel thermoelectric performance or band-gap engineering is critical, rather than as a drop-in replacement for established semiconductors.

thermoelectric energy conversion (research)thermal management devices (experimental)solid-state cooling systems (development stage)optoelectronic devices (exploratory)high-temperature semiconductor applicationsmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	4,467.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)	3,176.3	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1152	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)3 entries	0.2220	eV	DFT · OptB88vdW
↳	0.7480	eV	DFT · TBmBJ
↳	1.400	eV	Measured
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	24.40	-	DFT · OptB88vdW
↳	12.63	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.02000	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.02000	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000422	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00138	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-81.66	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	140	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.36	%	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.

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.3804	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.6632	eV/atom	DFT · OptB88vdW
↳	-1.509	eV/atom	Measured

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

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

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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.

Ca3Sb2 — Properties & Data | MatWorld

Ca3Sb2

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