9.1 The discovery of the electron


9.1.1 Cathode rays


9.1.2 Thermionic emission of electrons


9.1.3 Deflection of an electron beam in a uniform electric field


9.1.4 Deflection of an electron beam in a uniform magnetic field


9.1.5 Determination of the specific charge on an electron

9.1.6 Principle of Millikan's determination of the charge on an electron

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