Conductive materials and conductuvity

1. hard-drawn aluminium

2. semi-conductors

2.1. Silicon (Si), Germanium (Ge), Gallium Arsenide (GaAs)

2.2. Excited Electrons

2.2.1. Light Emission

2.2.2. Thermal energy conversion

2.2.3. High thermal conductivity

2.2.3.1. Heat dissipation

2.2.3.2. Thermal management

3. Metals

3.1. copper

3.1.1. 58,7 m/s

3.1.2. 1.7 ohms.m

3.2. Silver (Ag)

3.2.1. Conductive parameters

3.2.1.1. Conductivity(Siemens/meter): 6.3x10^7 Resistivity(Ohm-meter):1.59x10^8

3.2.2. Applications

3.2.2.1. Satellites: AC with high-frequency flows unaffected by "skin effect"

3.3. Gold(Au)

3.3.1. electrical resistance 22,14 nΩ·m

3.4. aluminium

3.4.1. 36.9 m/s

3.4.2. 2.7 ohms.m

3.5. Sodium(Na)

3.5.1. 47,7 nΩ·m

4. Hard-drawn copper

4.1. 58.0 MS/m

5. High resistance alloys for measuring instrument resistors

5.1. Manganins

5.2. Constantan

5.3. Heat-resistant alloys

6. Thermocouple alloys

6.1. copel

6.1.1. copper-constantan and copper-copel

7. Contact materials

7.1. Sliding contacts

7.2. Break contacts

7.2.1. high-current breaking contacts