In June 2014, Wei Guo received his B.S. in physics from Nanjing University in China. At September in the same year he joined the Physics D epartment of UT-Austin. He has used SVD to analyze 2D ultrafast laser spectra in his undergraduate. He decided to switch to film growth and join the group at summer 2015. Now he is working on the Pt growth on STO by MBE and using XPS etc to explore the properties of this interface.