铕,溅射靶材, Eu, 3mm厚, 3N

产品介绍

Made to order for delivery in about 4-5 weeks. Other sizes also available.

产品参数

Diameter[直径]	25mm - 75mm
Purity[纯度]	99.9%
Thickness[厚度]	3mm
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )	90@25℃
Temperature coefficient ( K⁻¹ )	0.00480 @0-100℃
Atomic Properties(原子属性)
Atomic number	63
Atomic weight ( amu )	151.96000
Crystal structure	Body Centred Cubic
Electronic structure	Xe4f⁷6s²
Ionisation potential ( No./eV )	1 / 5.67
Ionisation potential ( No./eV )	2 / 11.25
Natural isotope distribution ( Mass No./% )	153 / 52.2
Natural isotope distribution ( Mass No./% )	151 / 47.8
Photo-electric work function ( eV )	2.50
Thermal neutron absorption cross-section ( Barns )	4100.0000
Valences shown	2 , 3
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )	32.000 @0-100℃
Latent heat of evaporation ( J g⁻¹ )	1155
Latent heat of fusion ( J g⁻¹ )	63.40
Melting point ( C )	822.00
Specific heat ( J K⁻¹ kg⁻¹ )	176.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )	13.90 @0-100℃
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Polycrystalline )	12.1
Hardness - Vickers ( kgf mm⁻² ) ( Polycrystalline )	20
Material condition	Polycrystalline
Poisson's ratio ( Polycrystalline )	0.286
Tensile modulus ( GPa ) ( Polycrystalline )	14.70
Physical Properties(物理性质)
Boiling point ( C )	1597
Density ( g cm⁻³ )	5.243 @25℃