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Copper Top Hat Single Crystal - T/T 1mm B/T 1mm OD 10mm ID 8mm

Details

SKU: 1000081071 Product Code: CU00-SC-000253
Copper Top Hat Single Crystal is a precision-machined single-crystal copper component with a distinctive “top hat” geometry, ensuring uniform crystal orientation, defect-free grain structure, and exceptional electrical and thermal properties. The absence of grain boundaries allows for superior conductivity, high electromigration resistance, and predictable mechanical behavior, making it invaluable for high-performance research and microfabrication processes. It finds applications in advanced electronics, semiconductor development, and surface science, including use as specialized sputtering targets, epitaxial growth substrates, and platforms for electron microscopy studies. Technologies that benefit from this material include ultra-pure thin-film deposition systems, nanoscale device fabrication, and catalytic reaction studies where surface perfection is critical. In research, it offers a controlled environment for studying crystallographic effects on conductivity, corrosion, and thin-film adhesion. Industrially, Copper Top Hat Single Crystal is valued for enabling the manufacture of components that demand exceptional precision, reproducibility, and stability under rigorous operational conditions.
Formula: Cu
Percentage Purity: 99.999%
Top Section Thickness: 1mm
Bottom Section Thickness: 1mm
Outside Diameter: 10mm
Inside Diameter: 8mm
Orientation: -111
Orientation Accuracy: Approx. 0.1°
Polish: Polished
Surface Finish: =< 0.03µm Ra
CAS Number: 7440-50-8
UOM Code: 909-923-63
Legacy Code: CU002056
Distributor Code:
GF90992363

Tolerances

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

Tolerances

Top Hat
Inside Diameter +2% / -1%
Outside Diameter +2% / -1%
Bottom Section Thickness +2% / -1%
Top Section Thickness +2% / -1%
$5,130.00
each
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Material Properties

Atomic Properties
Element Value
Atomic number 29
Crystal structure Face centred cubic
Electronic structure Ar 3d¹⁰ 4s¹
Valences shown 1, 2
Atomic weight( amu ) 63.546
Thermal neutron absorption cross-section( Barns ) 3.8
Photo-electric work function( eV ) 4.5
Natural isotope distribution( Mass No./% ) 65/ 30.8
Natural isotope distribution( Mass No./% ) 63/ 69.2
Atomic radius - Goldschmidt( nm ) 0.128
Ionisation potential( No./eV ) 4/ 55.2
Ionisation potential( No./eV ) 6/ 103
Ionisation potential( No./eV ) 1/ 7.73
Ionisation potential( No./eV ) 5/ 79.9
Ionisation potential( No./eV ) 3/ 36.8
Ionisation potential( No./eV ) 2/ 20.29
Mechanical Properties
Element Value
Material condition Soft
Material condition Hard
Poisson's ratio 0.343
Poisson's ratio 0.343
Bulk modulus( GPa ) 137.8
Bulk modulus( GPa ) 137.8
Tensile modulus( GPa ) 129.8
Tensile modulus( GPa ) 129.8
Izod toughness( J m⁻¹ ) 68
Izod toughness( J m⁻¹ ) 58
Hardness - Vickers( kgf mm⁻² ) 87
Hardness - Vickers( kgf mm⁻² ) 49
Tensile strength( MPa ) 314
Tensile strength( MPa ) 224
Yield strength( MPa ) 270
Yield strength( MPa ) 54
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 1.69@20°C
Temperature coefficient( K⁻¹ ) 0.0043@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.76
Physical Properties
Element Value
Boiling point( C ) 2567
Density( gcm⁻³ ) 8.96@20°C
Thermal Properties
Element Value
Melting point( C ) 1083
Latent heat of evaporation( J g⁻¹ ) 4796
Latent heat of fusion( J g⁻¹ ) 205
Specific heat( J K⁻¹ kg⁻¹ ) 385@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 401@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 17@0-100°C