Preconditioned Jacobi-Davidson Algorithm for Nonsymmetric, Complex Eigenvalue Problems arising with Gyrotropic Materials in Resonator Cavities       1625
  S. Feigh, M. Clemens, R. Schuhmann, T. Weiland, TU-Darmstadt, Darmstadt      
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  Investigation of Planar Pickup- and Kicker Electrodes for Stochastic Cooling*       2670
  M.C. Balk, R. Schuhmann, T. Weiland, TU-Darmstadt, Darmstadt; F. Caspers, CERN, Geneva; F. Nolden, GSI, Darmstadt      
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