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Synchrotron-Cerenkov radiation

Thesis/Dissertation ·
OSTI ID:6085512
In the presence of an external magnetic field and an ambient medium moving charged particles emit Synchrotron-Cherenkov radiation. Starting from basic principles of classical electrodynamics we derive explicit expressions for the intensity of the radiation. We give a complete survey of the polarization characteristics and angular distribution of the radiation. Many illustrations are given for the case of ultra-relativistic electrons passing through rarefied media, i.e. indices of refraction in the neighborhood of unity. The behavior of synchrotron-Cherenkov radiation in the vicinity of atomic absorption edges is examined in detail. The theoretical estimates indicate that synchrontron-Cerenkov radiation can be exploited for the analysis of dispersive interactions in the X-ray region of the spectrum in parameter ranges not accessible by other techniques. The K-edge of Krypton appears to be a conceptually clean cut case which is also suitable for experimental tests: detailed predictions for synchrotron-Cerenkov radiation in the vicinity of the K-edge of Krypton are given. We also examine the application of synchrotron-Cerenkov radiation in the vicinity of the K-edge of Krypton are given. We also examine the application of synchrotron-Cerenkov radiation to the design of high energy (E greater than or equal to 2 GeV) electron detectors with superior mass discrimination capabilities.
Research Organization:
Illinois Inst. of Tech., Chicago (USA)
OSTI ID:
6085512
Country of Publication:
United States
Language:
English