Cobalt Square Single Crystal - T 1mm 4mm x 4mm

Cobalt Square Single Crystal is a high-purity, precisely oriented form of cobalt with a square geometry, offering uniform lattice alignment and minimal structural defects. This crystallographic perfection delivers exceptional magnetocrystalline anisotropy, high thermal conductivity, and predictable magnetic responses, making it indispensable for research and engineering applications. It is widely used in magnetic device prototyping, spintronics, and high-precision instrumentation, and is critical for technologies like magnetic sensor arrays, thin-film growth substrates, and quantum materials research. The single-crystal form ensures consistent performance in advanced experimental setups, enabling accurate measurements of intrinsic cobalt properties without polycrystalline interference. Its value in scientific and industrial contexts lies in the ability to serve as both a functional component and a reference material for the development of next-generation magnetic and electronic systems.

Formula: Co
Percentage Purity: 99.99%
Thickness: 1mm
Size: 4x4mm
Orientation: (10-10)
Orientation Accuracy: =< 1°
Polish: Unpolished
CAS Number: 7440-48-4
UOM Code: 102-943-61
Legacy Code: CO002010
Distributor Code: GF10294361

SKU: 1000016396

Product Code: CO00-SC-000201

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Tolerances

Single Crystal

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

Square

Size		+2% / -1%

Health hazard/Hazardous to the ozone layer

Serious health hazard

Tolerances

Single Crystal

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

Square

Size		+2% / -1%

Technical Data Sheet

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Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	27
Crystal structure	Hexagonal close packed
Electronic structure	Ar 3d⁷ 4s²
Valences shown	2, 3
Atomic weight( amu )	58.9332
Thermal neutron absorption cross-section( Barns )	37.5
Photo-electric work function( eV )	5
Atomic radius - Goldschmidt( nm )	0.125
Ionisation potential( No./eV )	2/ 17.06
Ionisation potential( No./eV )	4/ 51.3
Ionisation potential( No./eV )	3/ 33.5
Ionisation potential( No./eV )	1/ 79.5
Ionisation potential( No./eV )	1/ 79.5
Ionisation potential( No./eV )	6/ 102

Mechanical Properties

Element	Value
Material condition	Hard
Material condition	Soft
Poisson's ratio	0.32
Poisson's ratio	0.32
Bulk modulus( GPa )	181.5
Bulk modulus( GPa )	181.5
Tensile modulus( GPa )	211
Tensile modulus( GPa )	211
Hardness - Vickers( kgf mm⁻² )	320
Hardness - Vickers( kgf mm⁻² )	170
Tensile strength( MPa )	1135
Tensile strength( MPa )	760
Yield strength( MPa )	345-485

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	6.34@20°C
Temperature coefficient( K⁻¹ )	0.0066@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	-1.33

Physical Properties

Element	Value
Boiling point( C )	2870
Density( gcm⁻³ )	8.9@20°C

Thermal Properties

Element	Value
Melting point( C )	1495
Latent heat of evaporation( J g⁻¹ )	6490
Latent heat of fusion( J g⁻¹ )	263
Specific heat( J K⁻¹ kg⁻¹ )	456@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	100@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	12.5@0-100°C