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Purdue effort on Micromegas detector

Purdue effort on Micromegas detector. Parallel structure made possible by the pillar support. Preamplification by GEM. Drift mesh. Charged particle track. GEM. GEM. GEM. GEM. GEM. GEM. GEM. Amplified Electrons. Mesh. Mesh. Mesh. Mesh. Mesh. Mesh.

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Purdue effort on Micromegas detector

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  1. Purdue effort on Micromegas detector

  2. Parallel structure made possible by the pillar support

  3. Preamplification by GEM Drift mesh Charged particle track GEM GEM GEM GEM GEM GEM GEM Amplified Electrons Mesh Mesh Mesh Mesh Mesh Mesh Print circuit board readout (collects electrons)

  4. Higher gas gain achieved by GEM

  5. Purdue beam test with 10 GeV/c protons at CERNJune, 2001

  6. Reduced spark rates with GEMpreamplification

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