Abstract
The loss in the initial stage of energy relaxation in the absorber of a superconducting tunnel detector is considered using a simple spherical model that describes the escape of a cloud of secondary electrons (formed upon relaxation of the primary excitations caused by X-ray absorption) from the absorber. The foundations of this model are justified. Three situations dependent on the ratio of the detector thickness L and electron range R leading to different types of spectra are examined. The position, amplitude, and width of the line recorded by the detector are determined as well.
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Original Russian Text © M.G. Kozin, I.L. Romashkina, 2012, published in Izvestiya Rossiiskoi Akademii Nauk. Seriya Fizicheskaya, 2012, Vol. 76, No. 10, pp. 1186–1190.
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Kozin, M.G., Romashkina, I.L. Spectrum of a superconducting tunnel detector in a simple spherical model of electron loss. Bull. Russ. Acad. Sci. Phys. 76, 1061–1065 (2012). https://doi.org/10.3103/S1062873812040223
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DOI: https://doi.org/10.3103/S1062873812040223