And the outer walls of Ni nanotubes conformed well to the inner walls of PA66 Fig. 2.(a)
SEM image of Ni@PA66 nanostructures, (b) Typical TEM images of Ni@PA66 nanostructure (The inset is the SAED pattern) and (c).
X. Li et al. / Journal of Magnetism and Magnetic Materials 419 (2016) 57–61 59,nanotubes.
The selected area electron diffraction (SAED) patterns indicated the polycrystalline nature of the wall of the Ni nanotube.