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Автор M Trassinelli
Автор A Kumar
Автор H F Beyer
Автор P Indelicato
Автор R Märtin
Автор R Reuschl
Автор T H Stöhlker
Дата выпуска 2009-04-01
dc.description We present the uncertainty discussion of a recent experiment performed at the GSI storage ring ESR for the accurate energy measurement of the He-like uranium 1s2p<sup>3</sup>P<sub>2</sub>→ 1s2s<sup>3</sup>S<sub>1</sub> intra-shell transition. For this propose we used a Johann-type Bragg spectrometer that enables to obtain a relative energy measurement between the He-like uranium transition, about 4.51 keV, and a calibration x-ray source. As reference, we used the K<sub>α</sub> fluorescence lines of zinc and the Li-like uranium 1s<sup>2</sup>2p<sup>2</sup>P<sub>3/2</sub> → 1 s<sup>2</sup>2s <sup>2</sup>S<sub>1/2</sub> intra-shell transition from fast ions stored in the ESR. A comparison of the two different references, i.e., stationary and moving x-ray source, and a discussion of the experimental uncertainties is presented.
Формат application.pdf
Издатель Institute of Physics Publishing
Копирайт © 2009 IOP Publishing Ltd
Название Doppler-tuned Bragg spectroscopy of excited levels in He-like uranium: A discussion of the uncertainty contributions
Тип paper
DOI 10.1088/1742-6596/163/1/012026
Electronic ISSN 1742-6596
Print ISSN 1742-6588
Журнал Journal of Physics: Conference Series
Том 163
Первая страница 12026
Последняя страница 12030
Выпуск 1

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