Mikayla Barry, a graduate student in Prof. Rachel Segalman's group, recently presented her work at the Lawrence Berkeley National Laboratory Advanced Light Source (LBNL ALS) to US Energy Secretary Jennifer Granholm.  
Mikayla is researching the properties of advanced membranes for water purification using the ALS Ambient Pressure X-ray Photoelectron Spectrometer to understand how polymer membranes respond to hydrated environments.
https://newscenter.lbl.gov/2021/08/20/energy-secretary-jennifer-granholm-visits-berkeley-lab/