1. This is the “Start-up” window for SDP v2.3.

2. Pull-Down Menus The “Files/Printing” menu is used to open, save, print, export, merge, and delete files, and also to modify import settings... The “Modify/Scale Display”menu allows us to change many aspects of the display temporarily or semi-permanently... The “Peak Analysis” menu is used to find and identify peaks in a wide scan survey spectrum, to make atom% tables... The “Peak-Fit”menu provides routine and advanced peak-fit functions that include constraints on BE, FWHM, Area... The “Depth Profiles” menu is used to process Depth Profiles The “Window” is useful to Tile a set of spectra or close all The “Info” menu provides us with access to a simple help file