Abstract
A newly prepared iminocoumarin-functionalized magnetic nanosilica (Ni@SiO(2)-1) was found to form a selective stable complex with Cu(2+) over other metal ions. Quantification of Cu(2+) ions in aqueous solution using Ni@SiO(2)-1 is demonstrated through a fluorescent demetallization ensemble process.
This journal is © The Royal Society of Chemistry 2012
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Coordination Complexes / chemistry
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Copper / analysis*
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Copper / isolation & purification
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Coumarins / chemistry*
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Ions / chemistry
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Magnetics*
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Nanoparticles / chemistry*
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Nanoparticles / ultrastructure
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Nickel / chemistry
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Silicon Dioxide / chemistry*
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Spectrometry, Fluorescence*
Substances
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Coordination Complexes
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Coumarins
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Ions
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Silicon Dioxide
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Copper
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Nickel