2012 - 2013  | Intern & Master Thesis Student; Medical Physics Group, Jena University Hospital; Jena, Germany  | 
2012  | Student Assistant; Fiber-Spectroscopic Sensors Group, Institute of Photonic Technology; Jena, Germany  | 
2011  | Bachelor Thesis Student; Institute of Photonics, Anhui Key Laboratory of Optoelectronic Science and Technology; Hefei, China  |