Author: Baranov, G.N.
Paper Title Page
WEPOY016 Use of Nonuniform Magnets for Emittance Reduction 3014
 
  • E.B. Levichev, G.N. Baranov, S.V. Sinyatkin
    BINP SB RAS, Novosibirsk, Russia
 
  We study a theoretical minimum emittance (TME) for a non-uniform bending magnet including a three-step bend (sandwich magnet), a dipole with linear ramp of the bend-ing radius and the same but with a central segment of constant field. We derive expression for the minimum emittance and expand it into a power series with respect to the bending angle. A zero-order term naturally gives the uniform magnet TME while higher-order terms are responsible for the emittance reduction. Theoretical re-sults are verified by numerical simulation.  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-WEPOY016  
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