Beilstein J. Nanotechnol.2019,10, 105–118, doi:10.3762/bjnano.10.10
with iron oxide nanoparticles substantially ameliorated the response towards nitrogen dioxide.
Keywords: benzene detection; doping; gas sensor; metalnanoparticledecoration; multiwalled carbon nanotubes; NO2 detection; room temperature gas sensing; surface modification; Introduction
Carbon nanotubes
PDF
Figure 1:
TEM images for COOH–CNTs (a) before acidic treatment and (b) after acidic treatment.