Fourier transform infrared absorption spectroscopy (FTIR) and X-ray photoelectron spectroscopy (XPS) results suggested that the films were atomic-level hybrids composed of B, C and N atoms.

• 傅里叶红外吸收光谱(FTIR)和X射线光电子能谱(XPS)测量发现样品的组成原子之间均实现了原子级化合。