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“Sealed 10x10 triple-GEM” detectors

“Sealed 10x10 triple-GEM” detectors. CERN – GDD group RD51 - WG1 Portability meeting 25th November 2008. The Triple GEM Detector used. 400 µm. 80 µm. 400 µm. 350 µm. 10 x 10 cm 2 Active Area Gas Mixture used Ar/C0 2 70%/30%. Cartesian 2D X-Y Readout.

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“Sealed 10x10 triple-GEM” detectors

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  1. “Sealed 10x10 triple-GEM” detectors CERN – GDD group RD51 - WG1 Portability meeting 25th November 2008 Matteo Alfonsi (CERN) – RD51WG1 Portability meeting 25th November 2008

  2. The Triple GEM Detector used 400 µm 80 µm 400 µm 350 µm 10 x 10 cm2 Active Area Gas Mixture used Ar/C02 70%/30% Cartesian 2D X-Y Readout Matteo Alfonsi (CERN) – RD51WG1 Portability meeting 25th November 2008 C. Altumbas et al, NIM A490(2002)177

  3. Measurements performed so far (before irradiation) Cu X-Rays Cu X-Rays ΔEFWHM/E = 18.8% Gain PH Spectrum Cu X-Rays 55Fe X-Rays Plateau starts at HV=3700V Matteo Alfonsi (CERN) – RD51WG1 Portability meeting 25th November 2008

  4. Components Manufactured parts Accessories Matteo Alfonsi (CERN) – RD51WG1 Portability meeting 25th November 2008

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