Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps

Industry

  • CPC
  • H01J3/00
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Sub Industries

H01J3/02Electron guns H01J3/021Electron guns using a field emission, photo emission, or secondary emission electron source H01J3/022with micro-engineered cathode H01J3/023Electron guns using electron multiplication H01J3/024Electron guns using thermionic emission of cathode heated by electron or ion bombardment or by irradiation by other energetic beams H01J3/025Electron guns using a discharge in a gas or a vapour as electron source H01J3/026Eliminating deleterious effects due to thermal effects, electric or magnetic field H01J3/027Construction of the gun or parts thereof H01J3/028Replacing parts of the gun; Relative adjustment H01J3/029Schematic arrangements for beam forming H01J3/04Ion guns H01J3/06two or more guns being arranged in a single vacuum space H01J3/07Arrangements for controlling convergence of a plurality of beams H01J3/08Arrangements for controlling intensity of ray or beam H01J3/10Arrangements for centering ray or beam H01J3/12Arrangements for controlling cross-section of ray or beam Arrangements for correcting aberration of beam H01J3/14Arrangements for focusing or reflecting ray or beam H01J3/16Mirrors H01J3/18Electrostatic lenses H01J3/20Magnetic lenses H01J3/22using electromagnetic means only H01J3/24using permanent magnets only H01J3/26Arrangements for deflecting ray or beam H01J3/28along one straight line or along two perpendicular straight lines H01J3/30by electric fields only H01J3/32by magnetic fields only H01J3/34along a circle, spiral, or rotating radial line H01J3/36Arrangements for controlling the ray or beam after passing the main deflection system H01J3/38Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements H01J3/381Dispersed generators H01J3/383the generators exploiting regenerative energy H01J3/385Solar energy H01J3/386Wind energy H01J3/388using fuel cells H01J3/40Traps for removing or diverting unwanted particles