Pulse height fluctuations of integrated micromegas detectors

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Bibliographic Details
Title: Pulse height fluctuations of integrated micromegas detectors
Authors: Chefdeville, M.1 chefdevi@nikhef.nl, van der Graaf, H.1, Hartjes, F.1, Timmermans, J.1, Visschers, J.1, Blanco Carballo, V.M.2, Salm, C.2, Schmitz, J.2, Smits, S.2, Colas, P.3, Giomataris, I.3
Source: Nuclear Instruments & Methods in Physics Research Section A. Jun2008, Vol. 591 Issue 1, p147-150. 4p.
Subjects: Pulse height analyzers, Detectors, Optical resolution, Radiation
Abstract: Abstract: Recent publications report that Micromegas-based detectors exhibit very good energy resolution for gaseous radiation detectors. When made in microtechnology, the physical dimensions of such a detector can be controlled with micrometer precision over a large area. In this paper we report an energy resolution of 5.2% r.m.s. at 5.9keV of such a detector (called InGrid) and present experimental and simulation results to explain and quantify the contributions to the gain fluctuations. Our results may be applicable also for other micropattern gas detectors. [Copyright &y& Elsevier]
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Database: Engineering Source
Description
Abstract:Abstract: Recent publications report that Micromegas-based detectors exhibit very good energy resolution for gaseous radiation detectors. When made in microtechnology, the physical dimensions of such a detector can be controlled with micrometer precision over a large area. In this paper we report an energy resolution of 5.2% r.m.s. at 5.9keV of such a detector (called InGrid) and present experimental and simulation results to explain and quantify the contributions to the gain fluctuations. Our results may be applicable also for other micropattern gas detectors. [Copyright &y& Elsevier]
ISSN:01689002
DOI:10.1016/j.nima.2008.03.045