International XPS Instrument Registry – IXIR On-line IXIR Database available 24 hours everyday What is the On-line IXIR Database? The IXIR database is a collection (a database) of “Screen-Captured” images of peak-fitted XPS spectra that were measured from high energy resolution spectra of the Cu (2p3), Cu (3p), and Au (4f7) signals from a specific […]