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- Andersson, E, et al.
(författare)
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Coronary angiography using laser plasma sources: X-ray source efficiency and optimization of a bent crystal monochromator
- 2001
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Ingår i: Applied Physics Reviews. - : AIP Publishing. - 1931-9401. ; 90:6, s. 3048-3056
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Tidskriftsartikel (refereegranskat)abstract
- A monochromator has been developed for coronary angiography, comprising a single bent crystal of silicon in Laue transmission geometry. K spectra of laser irradiated solid tin and tantalum (Z=50 and 73, respectively) targets were measured. The high resolution crystal spectrometer resolve the Sn and Ta K alpha doublets, allowing in a proof-of-principle experiment the absolute K alpha photon numbers emitted by the source to be determined. The Ta K alpha yield is measured as a function of the laser pulse energy, allowing an assessment to be made of the suitability of such sources for medical applications. (C) 2001 American Institute of Physics.
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