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method of compression and reduction of channels read out and its application for the implementation of a survey system for charged particles in real time.great area and high spatial resolution
method of compression and reduction of channels read out and its application for the implementation of a survey system for charged particles in real time.great area and high spatial resolution
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机译:压缩和减少通道读出的方法及其在实时实施带电粒子测量系统中的应用大面积高空间分辨率
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摘要
The invention relates to charged-particle segmented strip detectors, in which the strips comprise one or more scintillating fibers and the fibers are arranged in the form of a strip and are folded onto themselves so as to form a loop with a bending radius which is =100 times the diameter or the side size, in the case of square cross-sections, and the strip is folded so that its end portions form an angle 0=alpha=90° beyond the curvature, said end portions being superimposed in the case where the angle is alpha 0 or parallel and spaced in the case where alpha = 0. These detectors may be one-dimensional or two-dimensional position detectors or tracking detectors and may be combined with residual range detectors. The invention also relates to compression of the number of read-out channels of these detectors obtained by means of suitable grouping of the fibers at the two read-out ends thereof, obtaining a compression factor equal to 2·√N, where N = the number of read-out channels of the fibers, in quadruple coincidence. The detectors according to the invention are applicable to apparatus for radiography or tomography using charged particles.
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