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An ECR heavy-ion source for the LBL 88-inch cyclotron

Conference · · IEEE Trans. Nucl. Sci.; (United States)
OSTI ID:5314967
An Electron Cyclotron Resonance (ECR) heavy-ion source is under construction at the LBL 88-Inch Cyclotron. This source will produce very high charge state heavy ions, such as O/sup 8 +/ and Ar/sup 12 +/, which will increase cyclotron energies by a factor of 2-4, up to A = 80. It is a two-stage source using room temperature coils, a permanent magnet sextupole, and a 6-9 GHz microwave system. Design features include adjustable first to second stage plasma coupling, a variable second stage mirror ratio, high conductance radial pumping of the second stage, and a beam diagnostic system. A remotely movable extraction electrode will optimize extraction efficiency. The project includes construction of a transport line and improvements to the cyclotron axial injection system. The construction period is expected to be two years.
Research Organization:
Nuclear Science Division, Lawrence Berkeley Lab., Univ. of California, Berkeley, CA 94720
DOE Contract Number:
AC03-76SF00098
OSTI ID:
5314967
Report Number(s):
CONF-830311-
Conference Information:
Journal Name: IEEE Trans. Nucl. Sci.; (United States) Journal Volume: NS-30:4
Country of Publication:
United States
Language:
English