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Open AccessJournal ArticleDOI

Construction and performance of the lead-scintillating fiber calorimeter prototypes for the KLOE detector

TLDR
The KLOE detector is designed primarily for the study of direct CP violation in K0 decays as mentioned in this paper. But it is not suitable for the measurement of the electromagnetic calorimeter, which is the most demanding element of the detector.
Abstract
The KLOE detector is designed primarily for the study of direct CP violation in K0 decays. The electromagnetic calorimeter, EmC, is a most demanding element of the detector. Two prototypes of the EmC (one for the barrel and one for the end-cap region) have been built at Frascati and tested at PSI (Switzerland) using beams of electrons, muons and pions of 40 to 290 MeV/c momentum, and at the Frascati LADON facility using photons of 20 to 80 MeV. We observe excellent linearity from 20 to 290 MeV. The energy resolution is σ(E)/E ∼ 4.4% / ”E(GeV) and the time resolution is ∼ 34 ps/”E(GeV). We found little dependence on incidence angle and entry position. We also determined that some πμ identification is possible.

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Citations
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Journal ArticleDOI

Measurement of the detection efficiency of the KLOE calorimeter for neutrons between 22 and 174 MeV

TL;DR: A prototype of the high-sampling lead-scintillating fiber KLOE calorimeter has been exposed to neutron beams of 21, 46 and 174 MeV, provided by the The Svedberg Laboratory, Uppsala, to test its neutron detection efficiency as discussed by the authors.
Journal ArticleDOI

The DAΦNE φ-factory: programme and status

TL;DR: The DAΦNE φ-factory and its research programme are reviewed in this paper, where the design and construction of the DEAR, FINUDA and KLOE experiments are presented.
Journal ArticleDOI

Optical survey of a lead scintillating fiber calorimeter by digital imaging techniques

TL;DR: An application of digital imaging techniques to the optical inspection of a lead scintillating fiber calorimeter prototype is described in this article, which provides accurate measurements of fibers position and light transmission properties.
References
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Journal ArticleDOI

A high-resolution lead /scintillating fiber electromagnetic calorimeter

TL;DR: In this paper, the average resolution of these detectors is determined to be σ/E ≈ 6.3%/√E (GeV) using a 300-element array of such modules.
Journal ArticleDOI

Fibre calorimeters: Dense, fast, radiation resistant

TL;DR: The Omega Inner Calorimeter as mentioned in this paper is a dense electromagnetic calorimeter made of scintillating fibres embedded in grooved Pb sheets or similar configuration, which is entering its third year of successful operation.
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