材料 >> 金属材料
镓,块, Ga, 25mm Max. Lump Size, 4N
品牌: Goodfellow
纯度含量: 99.99%
产地: 英国
索取资料及报价
|
|
| 品牌: |
Goodfellow |
| 纯度含量: |
99.99% |
| 产地: |
英国 |
半岛bd体育手机客户端 介绍
| 订货号 |
包装规格 |
| Weight |
| 608-371-05 |
10g |
| 046-383-26 |
20g |
| 797-907-09 |
50g |
| 738-377-38 |
100g |
| 328-466-93 |
500g |
半岛bd体育手机客户端 参数
| Maximum Lump Size[] |
25mm |
| Purity[纯度] |
99.99% |
| Weight[重量] |
10g - 500g |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10?? K?? ) |
18.300 @0-100℃ |
| Latent heat of evaporation ( J g?? ) |
3984 |
| Latent heat of fusion ( J g?? ) |
80.10 |
| Melting point ( C ) |
29.80 |
| Specific heat ( J K?? kg?? ) |
330.0 @25℃ |
| Thermal conductivity ( W m?? K?? ) |
33.00 - 41.00 @0-100℃ |
| Mechanical Properties(机械性能) |
| Hardness - Mohs ( Polycrystalline ) |
1.50 - 2.50 |
| Material condition |
Polycrystalline |
| Poisson's ratio ( Polycrystalline ) |
0.470 |
| Tensile modulus ( GPa ) ( Polycrystalline ) |
9.81 |
| Atomic Properties(原子属性) |
| Atomic number |
31 |
| Atomic weight ( amu ) |
69.72000 |
| Crystal structure |
Orthorhombic |
| Electronic structure |
Ar3d??4s?4p? |
| Ionisation potential ( No./eV ) |
4 / 64.0 |
| Ionisation potential ( No./eV ) |
2 / 20.51 |
| Ionisation potential ( No./eV ) |
1 / 5.99 |
| Ionisation potential ( No./eV ) |
3 / 30.71 |
| Natural isotope distribution ( Mass No./% ) |
71 / 40 |
| Natural isotope distribution ( Mass No./% ) |
69 / 60 |
| Photo-electric work function ( eV ) |
4.20 |
| Thermal neutron absorption cross-section ( Barns ) |
3.1000 |
| Valences shown |
2 , 3 |
| Electrical Properties(电气特性) |
| Electrical resistivity ( μOhmcm ) |
15.5@20℃ |
| Superconductivity critical temperature ( K ) |
1.0800 |
| Temperature coefficient ( K?? ) |
0.00400 @0-100℃ |
| Physical Properties(物理性质) |
| Boiling point ( C ) |
2205 |
| Density ( g cm?? ) |
5.904 @20℃ |
腐蚀
与其接触时可破坏活组织的化学品。
|
|
相关半岛bd体育手机客户端
|
