Figure 7
Illustration of monoclinic Nb2O5nanotube arrays via a sacrificial template of TT-Nb2O5.a TT-Nb2O5nanorod array as the starting precursor.b Core/shell-structured Nb2O5.c H-Nb2O5nanotube arrays.d SEM image of monoclinic Nb2O5nanotube array
Figure 7 | Nanoscale Research Letters