Antimony Disk Single Crystal

Antimony Disk Single Crystal is a high-purity, monocrystalline form of antimony machined into a precise disk geometry, offering exceptional structural order, anisotropic physical properties, and excellent thermal and electrical characteristics. The single-crystal structure ensures minimal grain boundary scattering, making it highly suitable for advanced electronic, optoelectronic, and thermoelectric applications. Industries such as semiconductor manufacturing, infrared optics, and precision metrology employ this material extensively. Specific applications include infrared detector calibration targets, precision substrates for semiconductor research, and thermoelectric modules where directional conductivity is critical. In research, it serves as a model system for studying electron transport in crystalline antimony, the effects of controlled doping, and fundamental thermoelectric behavior. Its unique combination of crystalline perfection, stability, and tunable anisotropic properties ensures lasting relevance in both high-tech manufacturing and cutting-edge materials science.

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Tolerance

Properties

Reference & Citations

Acute toxicity

Hazardous to the environment

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Tolerances

Single Crystal

Orientation		See Item
Thickness		+2% / -1%
Length		+2% / -1%

Disk

Diameter		+2% / -1%

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	51
Crystal structure	Rhombohedral
Electronic structure	Kr 4d¹⁰ 5s² 5p³
Valences shown	-3,0,3,5
Atomic weight( amu )	121.75
Thermal neutron absorption cross-section( Barns )	5
Photo-electric work function( eV )	4.1
Natural isotope distribution( Mass No./% )	121/ 57.3
Natural isotope distribution( Mass No./% )	123/ 42.7
Atomic radius - Goldschmidt( nm )	0.161
Ionisation potential( No./eV )	1/ 8.64
Ionisation potential( No./eV )	3/ 25.3
Ionisation potential( No./eV )	2/ 16.53
Ionisation potential( No./eV )	5/ 56.0
Ionisation potential( No./eV )	4/ 44.2
Ionisation potential( No./eV )	6/ 108

Mechanical Properties

Element	Value
Hardness - Mohs	3-3.3
Material condition	Polycrystalline
Poisson's ratio	0.25-0.33
Bulk modulus( GPa )	42
Tensile modulus( GPa )	54.7

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	40.1@20@20°C
Temperature coefficient( K⁻¹ )	0.0051@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	4.89

Physical Properties

Element	Value
Boiling point( C )	1750
Density( gcm⁻³ )	6.68@20

Thermal Properties

Element	Value
Melting point( C )	630.7
Latent heat of evaporation( J g⁻¹ )	1370
Latent heat of fusion( J g⁻¹ )	163
Specific heat( J K⁻¹ kg⁻¹ )	205@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	24.4@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	9@0-100°C