Articles with "graphene tubes" as a keyword



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Preconcentration/extraction of trace bisphenols in milks using a novel effervescent reaction-assisted dispersive solid-phase extraction based on magnetic nickel-based N-doped graphene tubes

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Published in 2019 at "Microchemical Journal"

DOI: 10.1016/j.microc.2019.104109

Abstract: Abstract The drawbacks of conventional carbon-based nanotubes lie in no magnetism, less structural defects and reactive sites, thereby leading to a poor adsorption/extraction performance. Herein, we synthesized Ni-based N-doped graphene tubes (Ni@N-GrTs), which were used… read more here.

Keywords: based doped; graphene tubes; doped graphene; extraction ... See more keywords
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Pt alloy nanoparticles decorated on large-size nitrogen-doped graphene tubes for highly stable oxygen-reduction catalysts.

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Published in 2018 at "Nanoscale"

DOI: 10.1039/c8nr05888a

Abstract: Pt alloy nanoparticles supported on Vulcan XC-72 (Pt/C) are the most effective catalysts for kinetically sluggish oxygen reduction reaction (ORR) in proton exchange membrane fuel cells. However, significant performance degradation has been observed with the… read more here.

Keywords: graphene tubes; large size; alloy nanoparticles; catalyst ... See more keywords