Beilstein J. Nanotechnol.2012,3, 388–396, doi:10.3762/bjnano.3.45
in the presence of AA [17]. Jacobs et al. [19] reviewed the use of MWCNTs to obtain enhanced signals in the detection of substances such as carbohydrates, nucleic acids, glucose, pesticides, and serotonin, with similar reports relating to trace metals [20] and nitroaromatic compounds [21].
This study
) analysed by HPLC were excellent (95–101%). Fresh fruit juices may contain a number of organic acids (e.g., citric acid) and sugars (e.g., glucose, fructose and sucrose), which could cause potential interferences. However no such interferences were evident in the analyses.
Comparison of the SWV method with
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Figure 1:
Typical CV and SWV voltammograms (left) at a bare GCE, 2 mmol/L AA in 0.1 M acetate buffer (pH 3.7)...
Beilstein J. Nanotechnol.2011,2, 311–317, doi:10.3762/bjnano.2.36
for non-polar liquids [5]. One of the cutting edge areas of research exploiting CNTs is nanomedicine where the interface of CNTs with a liquid environment is essential, e.g., subcutaneous glucose sensors [6], microcatheters [7] or tissue engineering materials [8]. Until now, physical compatibility of
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Figure 1:
SEM micrographs (A–C): A side (A) and a top view (B) of the HACNT film grown on a quartz substrate;...