Many labs have decades of data stored in older file formats. XPSpeak is known for its ability to handle simple ASCII text data (often two columns: Binding Energy and Counts). Because almost every modern spectrometer can export to .txt or .csv, XPSpeak remains compatible with virtually every machine on the market, old or new.
: Double-click the XPSPEAK icon (often a red peak with two blue deconvoluted peaks) to start the program. System Requirements xpspeak download