LADP-14 Determining Specific Charge of Electron

Main parameters

Filament current Anode voltage Anode current Excitation current
0-1.000A 0-150.0V Resolution 0.1μA 0-1.000A
Standard configuration
Electronic power tester, ideal diode, excitation coil, data processing software.

Experiments
1.Use Richardson straight line method to measure the work of metal electrons.
2.Measuring zero field current by epitaxial method.
3.Use the magnetic control method to measure the charge mass ratio of the electron.
4.Measuring Fermi Dirac distribution.
5.Measure Fermi energy level.

                       Ia-Is Curve