+ Visit NASA.gov + Contact NASA   + Home Select Search Field * All Report - Patent Number Abstract *Accession Number *NASA Center *Author NameDocument IDKeywordsPublication Date *Title * Find Results With All of the words At least one of the words Enter Search Term  within returned results    Search Tips: Use only the fields with * to search NIX collection. Enclose terms in double quotation marks (") to search for exact phrases, ie: "space shuttle". NOTE: Commas and dashes are removed from search term by search engine. Select Reset Search button to start a new search. See Help for more tips. Selected Navigations: Author > Fafarman, A. [x] Sort results by: NASA Center | Date Added to NTRS | Publication Year There are a total of 1 record(s) matching your query. Sorted by: Date Added To NTRS in Descending order Beam transmission in electron guns having a single-apertured control grid. Author(s): Buritz, R. S.; Fafarman, A. Abstract: Beam transmission in electron guns having single apertured control grid, studying ratio of target current to cathode current NASA Center: NASA (non Center Specific) Publication Year: 1968 Added to NTRS: 2004-11-03 Accession Number: 69A16566; Document ID: 19690038577 + Back to Top + Sponsored by the NASA Scientific and Technical    Information Program + 2004 Vision for Space Exploration + Freedom of Information Act + NASA Web Privacy Policy and Important Notices + NASA Disclaimers, Copyright Notice,    and Terms and Conditions of Use NASA Official: Calvin Mackey Page Curator: NASA Center for AeroSpace Information (help@sti.nasa.gov) Last Updated: July 5, 2007