Spatial Quantification of Mn2+ and Mn3+ Concentrations in the Mn-Catalyzed 1,4-Cyclohexanedione/Acid/Bromate Reaction using Magnetic Resonance Imaging

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@article{134ed7235a6a449186ac3462d7a18962,
title = "Spatial Quantification of Mn2+ and Mn3+ Concentrations in the Mn-Catalyzed 1,4-Cyclohexanedione/Acid/Bromate Reaction using Magnetic Resonance Imaging",
abstract = "This paper presents a magnetic resonance imaging (MRI) method for quantifying the spatial concentrations of the paramagnetic species Mn2+ and Mn3+, during pattern formation, in the manganese-catalyzed 1,4-cyclohexanedione-acid-bromate reaction. The relaxivity of each species was measured, which enabled their concentration to be calculated from nuclear magnetic resonance T2 relaxation times. Images were acquired using the fast spin-echo imaging method RARE. By determining the relation, in these experiments, between signal intensity and T2 relaxation time, it was possible to produce T2 maps from the images. These T2 maps were then used to produce concentration maps for the oxidized (Mn3+) and reduced (Mn2+) states of the catalyst.",
author = "Melanie Britton",
year = "2006",
month = mar,
day = "2",
doi = "10.1021/jp057201f",
language = "English",
volume = "110",
pages = "2579--2582",
journal = "The Journal of Physical Chemistry A",
issn = "1089-5639",
publisher = "American Chemical Society",

}

RIS

TY - JOUR

T1 - Spatial Quantification of Mn2+ and Mn3+ Concentrations in the Mn-Catalyzed 1,4-Cyclohexanedione/Acid/Bromate Reaction using Magnetic Resonance Imaging

AU - Britton, Melanie

PY - 2006/3/2

Y1 - 2006/3/2

N2 - This paper presents a magnetic resonance imaging (MRI) method for quantifying the spatial concentrations of the paramagnetic species Mn2+ and Mn3+, during pattern formation, in the manganese-catalyzed 1,4-cyclohexanedione-acid-bromate reaction. The relaxivity of each species was measured, which enabled their concentration to be calculated from nuclear magnetic resonance T2 relaxation times. Images were acquired using the fast spin-echo imaging method RARE. By determining the relation, in these experiments, between signal intensity and T2 relaxation time, it was possible to produce T2 maps from the images. These T2 maps were then used to produce concentration maps for the oxidized (Mn3+) and reduced (Mn2+) states of the catalyst.

AB - This paper presents a magnetic resonance imaging (MRI) method for quantifying the spatial concentrations of the paramagnetic species Mn2+ and Mn3+, during pattern formation, in the manganese-catalyzed 1,4-cyclohexanedione-acid-bromate reaction. The relaxivity of each species was measured, which enabled their concentration to be calculated from nuclear magnetic resonance T2 relaxation times. Images were acquired using the fast spin-echo imaging method RARE. By determining the relation, in these experiments, between signal intensity and T2 relaxation time, it was possible to produce T2 maps from the images. These T2 maps were then used to produce concentration maps for the oxidized (Mn3+) and reduced (Mn2+) states of the catalyst.

UR - http://www.scopus.com/inward/record.url?scp=33644889395&partnerID=8YFLogxK

U2 - 10.1021/jp057201f

DO - 10.1021/jp057201f

M3 - Article

C2 - 16494364

VL - 110

SP - 2579

EP - 2582

JO - The Journal of Physical Chemistry A

JF - The Journal of Physical Chemistry A

SN - 1089-5639

ER -