Compensation of variable skew- and normal quadrupole focusing effects of APPLE-II undulators with computer-aided shimming

EPAC 2008 - Contributions to the Proceedings

Volumn , Issue , 2008, Pages 2246-2248

  Chubar, O ^a   Briquez, F ^a   Couprie, M E ^a   Filhol, J M ^a   Leroy, E ^a   Marteau, F ^a   Paulin, F ^a   Rudenko, O ^a  

^a SYNCHROTRON SOLEIL   (France)

Author keywords

[No Author keywords available]

Indexed keywords

FOCUSING; FRUITS;

FOCUSING EFFECT; GENETIC OPTIMIZATION; INSERTION DEVICE; MAGNETIC INTERACTIONS; PERMANENT MAGNET BLOCKS; SMALL VARIATIONS; SYNCHROTRON RADIATION SOURCE; UNDESIRABLE EFFECTS;

WIGGLERS;

EID: 84898958817     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

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2. J. Bahrdt et al., "Magnetic Field Optimization of Permanent Magnet Undulators for Arbitrary Polarization", Nucl. Instr. and Meth., Vol. A516, p. 575 (2004).
3. B. Diviacco et al., "Design, construction and field characterization of a variable polarization undulator for SOLEIL", PAC'2005, p. 1227 (2005).
4. O. Chubar, O. Rudenko et al., "Application of Genetic Algorithms to Sorting, Swapping and Shimming of the SOLEIL Undulator Magnets", SRI-2006, AIP Conf. Proc. Vol. 879, p. 359 (2006).
5. E. Hoyer, et al, "Multiple Trim Magnets, or "Magic Fingers", for Insertion Device Field Integral Correction", Rev. Sci. Instrum., Vol. 66 (2), p. 1901 (1995).
6. O. Rudenko and O. Chubar, "An Evolutionary Approach to Shimming Undulator Magnets for Synchrotron Radiation Sources", Proc. of 9th Int. Conf. on Parallel Problem Solving from Nature PPSN IX, p. 362 (2006).
7. O. Chubar, P. Elleaume and J. Chavanne, "A 3D Magnetostatics Computer Code for Insertion Devices", Journal of Synchrotron Radiation, Vol. 5, p. 481 (1998).
8. S. Marks et al., "Shift Dependent Skew Quadrupole in Advanced Light Source Elliptically Polarizing Undulators, Cause and Corrections", IEEE Trans. on Applied Superconductivity, Vol. 16 (2) p. 1574 (2006).