Articles with "new colorimetric" as a keyword



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A new colorimetric sensor for visible detection of Cu(II) based on photoreductive ability of quantum dots.

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Published in 2018 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2018.03.011

Abstract: Quantum dots (QDs) have been widely used to develop analytical methods due to their unique fluorescent and photoelectrochemical characteristics. However, analytical strategies based on their catalytic property are rarely reported. Here, we demonstrate that the… read more here.

Keywords: new colorimetric; photoreductive ability; colorimetric sensor; sensor ... See more keywords
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A new colorimetric DPPH• scavenging activity method with no need for a spectrophotometer applied on synthetic and natural antioxidants and medicinal herbs

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Published in 2017 at "Journal of Enzyme Inhibition and Medicinal Chemistry"

DOI: 10.1080/14756366.2017.1284068

Abstract: Abstract 2,2-Diphenyl-1-picrylhydrazyl (DPPH•) radical scavenging, the most commonly used antioxidant method with more than seventeen thousand articles cited, is very practical; however, as with most assays, it has the major disadvantage of dependence on a… read more here.

Keywords: medicinal herbs; new colorimetric; dpph scavenging; method ... See more keywords