FWHM (Peak-width) versus Pass Energy (PE) C (1s) FWHM from Poly-Butene polymer FWHM changes with Pass Energy (PE) settings: 10, 50 and 200 eV 10 eV and 50 eV Pass Energies give almost the same FWHM. The natural FWHM for C (1s) is revealed by the 50 eV PE. Three C (1s) peaks […]