| 璁㈣揣鍙饵/strong> |
鍖呰瑙勬牸 |
| Weight |
| 611-556-82 |
50g |
| 444-601-87 |
100g |
| 575-230-02 |
200g |
浜у搧鍙傛暟
| High Purity[绾害] |
99.999% |
| Maximum Particle Size[鏈€澶х矑搴 |
150渭m |
| Weight[閲嶉噺] |
50g - 200g |
| Typical Analysis(鍏稿瀷鍒嗘瀽) |
| Ag |
<2 PPM |
| Cu |
<2 PPM |
| Pb |
<3 PPM |
| Electrical Properties(鐢垫皵鐗规€? |
| Electrical resistivity ( 渭Ohmcm ) |
117@20鈩傸/td> |
| Temperature coefficient ( K?? ) |
0.00460 @0-100鈩傸/td> |
| Thermal emf against Pt (cold 0C - hot 100C) ( mV ) |
-7.34 |
| Mechanical Properties(鏈烘鎬ц兘) |
| Bulk modulus ( GPa ) ( Polycrystalline ) |
31.3 |
| Hardness - Vickers ( kgf mm?? ) ( Polycrystalline ) |
16 - 19 |
| Material condition |
Polycrystalline |
| Poisson's ratio ( Polycrystalline ) |
0.330 |
| Tensile modulus ( GPa ) ( Polycrystalline ) |
34.00 |
| Thermal Properties(鐑€ц兘) |
| Coefficient of thermal expansion ( x10?? K?? ) |
13.400 @0-100鈩傸/td> |
| Latent heat of evaporation ( J g?? ) |
857 |
| Latent heat of fusion ( J g?? ) |
52.00 |
| Melting point ( C ) |
271.30 |
| Specific heat ( J K?? kg?? ) |
124.0 @25鈩傸/td> |
| Thermal conductivity ( W m?? K?? ) |
7.90 @0-100鈩傸/td> |
| Atomic Properties(鍘熷瓙灞炴€? |
| Atomic number |
83 |
| Atomic weight ( amu ) |
208.98040 |
| Crystal structure |
Rhombohedral |
| Electronic structure |
Xe4f??5d??6s?6p? |
| Ionisation potential ( No./eV ) |
5 / 56.0 |
| Ionisation potential ( No./eV ) |
1 / 7.29 |
| Ionisation potential ( No./eV ) |
3 / 25.6 |
| Ionisation potential ( No./eV ) |
4 / 45.3 |
| Ionisation potential ( No./eV ) |
6 / 88.3 |
| Ionisation potential ( No./eV ) |
2 / 16.7 |
| Photo-electric work function ( eV ) |
4.40 |
| Thermal neutron absorption cross-section ( Barns ) |
0.0340 |
| Valences shown |
3 , 5 |
| Physical Properties(鐗╃悊鎬ц川) |
| Boiling point ( C ) |
1560 |
| Density ( g cm?? ) |
9.800 @20鈩傸/td> |
鏄撶噧
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鍦ㄧ嚎鐣欒█
