Abstract Aerodynamic diameter and chemical compositions of single aerosol are obtained by single particle mass spectrometry (SPMS) in real time.

• 摘要 单粒子质谱(SPMS)能够在线测量气溶胶粒子的粒径和化学组成，在大气化学研究、环境污染监测等方面有广泛的应用前景。