ON THE THEORY OF SECONDARY ELECTRON EMISSION FROM METALS ON A FREE ELECTRON MODEL Open PDF Document Details Document Type Technical Report Publication Date Dec 01, 1962 Accession Number AD0401268 Entities People H. Puff Organizations Library of Congress Tags Communities of Interest Energy and Power Technologies DTIC Thesaurus Topics Electron Emission Electrons Emission Excitation Free Electrons Government (Foreign) Governments Mean Free Path Photoexcitation Quantum Mechanics Technology Areas Microelectronics