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ELECTROSTATIC FOCUSING OF HOLLOW SPIRALING ELECTRON BEAMS.
Triannual rept. no. 4, 1 Dec 67-31 Mar 68,
CITY COLL RESEARCH FOUNDATION NEW YORK
Pagination or Media Count:
The first experimental tube was assembled and installed on a vacuum system for test. Extended bake out was necessary and the tube was not yet ready for test at the end of the reporting period. A program for the calculation of current at the collectors is being prepared. A procedure for the design of filaments is included as an Appendix. Author
APPROVED FOR PUBLIC RELEASE