ELECTRON MULTIPLIER ELEMENT, ELECTRON MULTIPLIER DEVICE COMPRISING THE MULTIPLIER ELEMENT AND APPLICATION TO A PHOTOMULTIPLIER TUBE

摘要

P MULTIPLIER ELEMENT OF ELECTRONS. / P P ELEMENT MULTIPLIER 11 OF SECONDARY EMISSION ELECTRONS OF THE TYPE "PLATE WITH HOLES", CHARACTERIZED IN WHICH IT IS COMPOSED, ON THE ONE HAND, OF A FIRST PLATE 12 HOLES 13 TROOPS, HOLES MULTIPLIATORS, EACH MULTIPLIER HOLE 13 DEFINING, ON A FIRST FACE 14 OF THE FIRST FIRST PLATE 12, AN OPENING 15, SAID ENTRY OPENING, GREATER THAN THE OPENING 16, SAID OPENING OF EXIT, DEFINED ON THE SECOND FACE 17 OF THE FIRST PLATE 12, AND, ON THE OTHER HAND, OF A SECOND PLATE 22, PARALLEL TO THE FIRST PLATE 12, ALSO PERCEIVED WITH HOLES 23, ALTERNATIVE HOLES, INCLUDING THE OPENING 25 ON A FIRST SIDE 24 OF THE SECOND PLATE 22, LOCATED IN LIGHT OF THE FOURTH SIDE 17 OF THE FIRST PLATE 12, IS SUBSTANTIALLY EQUAL TO THE OPENING 16 OF EXIT OF THE MULTIPLIER HOLES 13 AND SMALLER THAN THE OPENING 26 OF THESE AUXILLIARY HOLES 23 DEFINED ON THE SECOND FACE 27 OF THE SECOND PLATE 22, AND IN THAT, LESDI YOUR FIRST 12 AND SECOND 22 PLATES ARE ELECTRICALLY INSULATED FROM ONE ANOTHER, THE SECOND PLATE 22 BEING TAKEN TO A POTENTIAL V1 GREATER THAN THE POTENTIAL VO OF THE FIRST PLATE 12. / P P APPLICATION TO PHOTOMULTIPLIER TUBES. / P