碳,溅射靶材, C, 25mm 直径, 4mm厚 - 半岛电竞官方网址

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碳,溅射靶材, C, 25mm 直径, 4mm厚

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半岛bd体育手机客户端介绍

These targets are normally available for immediate shipment from stock. Other sizes are available to special order.

半岛bd体育手机客户端参数

Diameter[直径]	25mm
Purity[纯度]	99.997%
Thickness[厚度]	4mm
Typical Analysis(典型分析)
Al	0.2 PPM
B	1 PPM
Ca	0.05 PPM
Cu	0.01 PPM
Fe	0.2 PPM
Mg	0.05 PPM
Na	0.02 PPM
Si	1 PPM
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10?? K?? )	0.600 - 4.300 @0-100℃
Melting point ( C )	3650.00
Specific heat ( J K?? kg?? )	712.0 @25℃
Thermal conductivity ( W m?? K?? )	80.00 - 240.00 @0-100℃
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Diamond )	542.0
Bulk modulus ( GPa ) ( Graphite )	33.0
Hardness - Mohs ( Diamond )	10.00
Hardness - Mohs ( Graphite )	0.50 - 1.00
Material condition	Diamond
Material condition	Graphite
Tensile modulus ( GPa ) ( Graphite )	4.80
Atomic Properties(原子属性)
Atomic number	6
Atomic weight ( amu )	12.01100
Crystal structure	Hexagonal/Diamond
Electronic structure	He2s?2p?
Ionisation potential ( No./eV )	6 / 490
Ionisation potential ( No./eV )	4 / 64.5
Ionisation potential ( No./eV )	1 / 11.26
Ionisation potential ( No./eV )	3 / 47.9
Ionisation potential ( No./eV )	2 / 24.38
Ionisation potential ( No./eV )	5 / 392
Natural isotope distribution ( Mass No./% )	12 / 98.89
Natural isotope distribution ( Mass No./% )	13 / 1.11
Photo-electric work function ( eV )	4.80
Thermal neutron absorption cross-section ( Barns )	0.0034
Valences shown	2 , 3, 4
Physical Properties(物理性质)
Boiling point ( C )	5000
Density ( g cm?? )	2.250 @20℃
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )	1375@0℃
Thermal emf against Pt (cold 0C - hot 100C) ( mV )	0.70