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碳,微小页, C, 0.025μm厚
碳,微小页, C, 0.025μm厚图片
品牌: Goodfellow
纯度含量: 99.997%
产地: 英国


半岛bd体育手机客户端 介绍

Where Carbon Microleaf is supplied on a temporary Glass support full instructions for removal will be provided with each order.

The density of the Carbon Microleaf is in the range 1.84-2.0g.cm??. These foils are manufactured according to the surface density and the figures quoted for thinness are nominal only.

This item is normally made to order for delivery within 4-5 weeks.

This foil has a limited shelf-life and should be used within 7-10 days of receipt. Returns will not be accepted unless we are notified within 14 days of our invoice date.

订货号 包装规格
Sizes
388-276-82 25mm x 70mm

半岛bd体育手机客户端 参数

Purity[纯度] 99.997%
Specific Density[比密度] 5μg.cm??
Support[载体] Temporary Glass
Thickness[厚度] 0.025μm
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

其他参数

公差

薄度 ±30%
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