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Thermionically-Emitted-Electron-Beam-from-Thoriated-Tungsten

A 1st year Summer group project for the undergraduate physics course at Imperial College London.

  • Constructed an electron beam from the thermionic emission of a thoriated tungsten cathode, inside a customized vacuum chamber.
  • Engineered and Manufactured a faraday cup to detect the electron beam's current and plotted it against the cathode's temperature to investigate the Richardson's law.
  • Estimated the Boltzmann constant to within the correct order of magnitude by fitting curves to the result graph using Python NumPy, SciPy, and Matplotlib.