A free, open-source alternative that handles more file types (VAMAS, ASCII) and supports asymmetric peak fitting (LA, Doniac Sunjic).
Because XPSPeak 4.1 is older software, it is often hosted on university or archive sites rather than a single official commercial page. xps peak fit 41 new download
Supports common models like the Shirley background. A free, open-source alternative that handles more file
Double-click Setup.exe to begin the installation. xps peak fit 41 new download
Helps determine chemical states by refining peak positions, heights, and widths through least-squares fitting.
Educational archives like Washington State University or the University of Warwick often provide the 3.3MB zipped file.
While XPSPeak 4.1 is valued for its simplicity, some researchers now prefer more modern or regularly updated tools: