Variable-energy drift-tube linacs
Practical applications of ion linacs are more viable now than ever before because of the recent development of the radio-frequency quadrupole accelerating structure, as well as other technological advances developed under the Pion Generator for Medical Irradiations program. This report describes a practical technique for varying the energy of drift-tube linacs and thus further broadening the possibilities for linac applications. This technique involves using the post couplers (normally used to flatten and stabilize the electric fields) to create a step in the fields, thus terminating the acceleration process. In the examples given for a 70-MeV accelerator design, when using this technique the energy is continuously variable down to 20 MeV, while maintaining a small energy spread.
- Research Organization:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
- DOE Contract Number:
- W-7405-ENG-36
- OSTI ID:
- 5311349
- Report Number(s):
- LA-UR-81-3696; CONF-811083-25; ON: DE82006157; TRN: 82-013717
- Resource Relation:
- Conference: 1981 linear accelerator conference, Santa Fe, NM, USA, 19 Oct 1981
- Country of Publication:
- United States
- Language:
- English
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