TY - JOUR AU - Cedric Powell AU - W Werner AU - W Smekal C2 - Applied Physics Letters DA - 2008-10-16 14:10:10 LA - en PB - Applied Physics Letters PY - 2008 TI - Refined Calculations of Effective Attenuation Lengths for SiO2 Film Thicknesses by X-Ray Photoelectron Spectroscopy ER -