Rapid in situ X-ray position stabilization via extremum seeking feedback

X-ray beam stability is crucial for acquiring high-quality data at synchrotron beamline facilities. When the X-ray beam and defining apertures are of similar dimensions, small misalignments driven by position instabilities give rise to large intensity fluctuations. This problem is solved using extre...

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Détails bibliographiques
Publié dans:Journal of synchrotron radiation. - 1994. - 23(2016), 2 vom: 01. März, Seite 443-7
Auteur principal: Zohar, S (Auteur)
Autres auteurs: Venugopalan, N, Kissick, D, Becker, M, Xu, S, Makarov, O, Stepanov, S, Ogata, C, Sanishvili, R, Fischetti, R F
Format: Article en ligne
Langue:English
Publié: 2016
Accès à la collection:Journal of synchrotron radiation
Sujets:Journal Article Research Support, N.I.H., Extramural Research Support, U.S. Gov't, Non-P.H.S. X-rays extremum seeking feedback stabilization