field emission spectroscopy

例句：

1. 1. Field emission spectroscopy is a powerful tool forstudying the electronic properties of materials at thenanoscale.
   场发射光谱学是研究材料在纳米尺度电子性质的强大工具。
2. 2.In this study, we used field emissionspectroscopy to analyze the chemicalcomposition of the sample.
   在这个研究中，我们使用场发射光谱学来分析样品的化学成分。
3. 3. The field emission spectroscopy technique has been widely applied in variousfields such as semiconductor and optoelectronics.
   场发射光谱技术已被广泛应用于半导体和光电领域。