X-ray fluorescence and the study of microcirculation

P Muthuvelu, Richard Hugtenburg, DA Bradley, CP Winlove

Research output: Contribution to journalArticle

Abstract

The feasibility of using K-shell X-ray fluorescence (XRF) technique for study of subchondral bone microcirculation in ex vivo samples is examined. Studies have been carried out at the Daresbury Laboratory Synchrotron Radiation Source (SRS) ultra-dilute extended X-ray absorption fine structure beamline. Initial investigations were made on fine-bore capillaries with diameters of either 500 or 200 pm, attenuated by up to 2 turn of Perspex and containing dilute iodine-based contrast media. This allowed comparison to be made with the capabilities of angiographic imaging systems, also allowing definition of suitable XRF set-up parameters for subsequent microcirculation studies. Measurements were obtained in 30 s run times, for concentrations of iodine (K-ab 33.164 keV) down to
Original languageEnglish
Pages (from-to)548-551
Number of pages4
JournalNuclear Instruments & Methods in Physics Research. Section B. Beam Interactions With Materials and Atoms
Volume213
DOIs
Publication statusPublished - 1 Jan 2004

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