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231225s2020 xx |||||o 00| ||eng c |
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|a 10.1002/mrc.5007
|2 doi
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|a pubmed24n1020.xml
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|a eng
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|a K, Amrutha
|e verfasserin
|4 aut
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|a Electron spin relaxation time of Ni(II) ion in hexapyrazole zinc(II) dinitrate at 300 K
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|c 2020
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|a Text
|b txt
|2 rdacontent
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|a ƒaComputermedien
|b c
|2 rdamedia
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|a ƒa Online-Ressource
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|a Date Completed 06.03.2020
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|a Date Revised 06.03.2020
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|a published: Print-Electronic
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|a Citation Status PubMed-not-MEDLINE
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|a © 2020 John Wiley & Sons, Ltd.
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|a Understanding the electron spin relaxation properties of paramagnetic species is a fundamental requirement to use them as a probe to measure distances between sites in biomolecules by electron paramagnetic resonance (EPR) spectroscopy. Even though Ni(II) ion is an essential trace element for many species, relaxation properties are not well understood. Herein, the polycrystalline sample of Ni(II) ion magnetically diluted in Zn(Pyrazole)6 (NO3 )2 (Ni/ZPN) has been studied in detail by EPR spectroscopy to explore the electron spin relaxation time. Progressive continuous-wave (CW) EPR power saturation study on Ni/ZPN at 300 K yielded 907 mW as the P1/2 value. The cavity constant (KQ ) has been calculated using tempol in PVA-BA glass matrix and the product of electron spin-lattice relaxation time (T1 ) and spin-spin relaxation time (T2 ) for Ni/ZPN at 300 K has been reported for the first time
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|a Journal Article
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|a Research Support, Non-U.S. Gov't
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|a CW EPR power saturation
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|a EPR spectroscopy
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|a electron spin relaxation time
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|a nickel(II)
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|a non-Kramer ion
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|a Kathirvelu, Velavan
|e verfasserin
|4 aut
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|i Enthalten in
|t Magnetic resonance in chemistry : MRC
|d 1985
|g 58(2020), 4 vom: 15. Apr., Seite 329-333
|w (DE-627)NLM098179667
|x 1097-458X
|7 nnns
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|g volume:58
|g year:2020
|g number:4
|g day:15
|g month:04
|g pages:329-333
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|u http://dx.doi.org/10.1002/mrc.5007
|3 Volltext
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|h 329-333
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