Figure 8From: Large-Scale Fabrication of Boron Nitride Nanotubes via a Facile Chemical Vapor Reaction Route and Their Cathodoluminescence Propertiesa Ultraviolet–visible spectrum of the as-grown BNNTs (reflection mode). Cathodoluminescence spectra recorded from the tubular parts of b bamboo-shaped BNNTs and c cylindrical BNNTs at room temperature. d A schematic energy level diagram of BNNTs.Back to article page