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|a pubmed25n0509.xml
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|a (DE-627)NLM152789286
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|a (NLM)15616370
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|a DE-627
|b ger
|c DE-627
|e rakwb
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|a eng
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|a Feiters, Martin C
|e verfasserin
|4 aut
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|a X-ray absorption spectroscopic studies on model compounds for biological iodine and bromine
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|c 2005
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|a Text
|b txt
|2 rdacontent
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|a ohne Hilfsmittel zu benutzen
|b n
|2 rdamedia
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|a Band
|b nc
|2 rdacarrier
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|a Date Completed 20.04.2005
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|a Date Revised 09.01.2024
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|a published: Print-Electronic
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|a Citation Status MEDLINE
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|a X-ray absorption spectra of a number of organic iodine and bromine compounds of biological relevance, as well as of a series of iodine compounds with different oxidation states, have been measured. The iodine K-edge spectra (XANES) are found to be relatively featureless but the position of the edge is found to be sensitive to formal valence (among other factors), and the edge shape to the number of bound O atoms. EXAFS spectra of organohalogen compounds (both iodine and bromine) can be used to discriminate between aliphatic and aromatic compounds. There are differences both in the distances from the halogens to the first shell of C atoms, which are shorter for aromatic compounds, and in the patterns of shells in the Fourier transforms. This result is expected to be relevant to studies at these edges in biological systems
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|a Journal Article
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|a Research Support, Non-U.S. Gov't
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|a Research Support, U.S. Gov't, P.H.S.
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|a Bromine Compounds
|2 NLM
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|a Iodine Compounds
|2 NLM
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|a Küpper, Frithjof C
|e verfasserin
|4 aut
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|a Meyer-Klaucke, Wolfram
|e verfasserin
|4 aut
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|i Enthalten in
|t Journal of synchrotron radiation
|d 1994
|g 12(2005), Pt 1 vom: 23. Jan., Seite 85-93
|w (DE-627)NLM09824129X
|x 1600-5775
|7 nnas
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|g volume:12
|g year:2005
|g number:Pt 1
|g day:23
|g month:01
|g pages:85-93
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|a GBV_ILN_2005
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|a AR
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|d 12
|j 2005
|e Pt 1
|b 23
|c 01
|h 85-93
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