The required username and license number to activate the software are located in the CasaXPS EULA PDF file.ġ. An unlimited number of KU users may utilize this software at any time. If you are a KU affiliate, you can download and install CasaXPS on any computer. The software complements the Phi 5000 VersaProbe II X-ray Photoelectron Spectrometer located in the Microscopy and Analytical Instrumentation Core Lab at KU. In December 2016, a coalition of several KU research groups, the Center for Environmentally Beneficial Catalysis, and the Department of Chemical and Petroleum Engineering purchased an academic site license for CasaXPS. It can handle angle-resolved and depth-profiling XPS data. CasaXPS, Computer Aided Surface Analysis for X-ray Photoelectron Spectroscopy, is a powerful computer program that allows you to process XPS and UPS data on a PC platform.