COOL2021 - List of Authors (Zholents, A.)

Paper	Title	Page
S803	Wiggler Enhanced Plasma Amplifier for Coherent Electron Cooling	62
	G. Stupakov SLAC, Menlo Park, California, USA A. Zholents ANL, Lemont, Illinois, USA
	Funding: This work supported by the Director, Office of Science, Office of Basic Energy Sciences, of the U.S. Department of Energy under Contracts No. DE-AC02- 06CH11357 and DE-AC02-76SF00515. Coherent electron cooling* using a plasma-cascade amplifier (PCA) can provide about hundred thousand times faster cooling rates of hadrons than the conventional microwave stochastic cooling due to an extremely wide bandwidth of a pickup modulator, a kicker, and the amplifier. PCA proposed in ** creates unstable plasma oscillations using modulation of a plasma frequency by means of the modulation of the transverse beam size using strong field solenoids. Instead we propose to use modulation of the average longitudinal velocity of electrons replacing the solenoids by the wiggler magnets. This approach promises obtaining a more compact amplifier due a more efficient modulation of the plasma frequency, although it requires separation of the hadron and the electron orbits in the amplifier region. * V. N. Litvinenko and Ya. S. Derbenev, Coherent Electron Cooling, PRL 102, 114801 (2009). ** V. N. Litvinenko et al., Plasma-cascade instability, Phys. Rev. Acc. and Beams, 24, 014402 (2021).
	Slides S803 [3.645 MB]
DOI •	reference for this paper ※ https://doi.org/10.18429/JACoW-COOL2021-S803
About •	paper received ※ 29 October 2021 paper accepted ※ 22 November 2021 issue date ※ 10 December 2021
Export •	reference for this paper using ※ BibTeX, ※ LaTeX, ※ Text/Word, ※ RIS, ※ EndNote (xml)

Paper

Title

Page

Wiggler Enhanced Plasma Amplifier for Coherent Electron Cooling

62

G. Stupakov
SLAC, Menlo Park, California, USA
A. Zholents
ANL, Lemont, Illinois, USA

Funding: This work supported by the Director, Office of Science, Office of Basic Energy Sciences, of the U.S. Department of Energy under Contracts No. DE-AC02- 06CH11357 and DE-AC02-76SF00515.
Coherent electron cooling* using a plasma-cascade amplifier (PCA) can provide about hundred thousand times faster cooling rates of hadrons than the conventional microwave stochastic cooling due to an extremely wide bandwidth of a pickup modulator, a kicker, and the amplifier. PCA proposed in ** creates unstable plasma oscillations using modulation of a plasma frequency by means of the modulation of the transverse beam size using strong field solenoids. Instead we propose to use modulation of the average longitudinal velocity of electrons replacing the solenoids by the wiggler magnets. This approach promises obtaining a more compact amplifier due a more efficient modulation of the plasma frequency, although it requires separation of the hadron and the electron orbits in the amplifier region.
* V. N. Litvinenko and Ya. S. Derbenev, Coherent Electron Cooling, PRL 102, 114801 (2009).
** V. N. Litvinenko et al., Plasma-cascade instability, Phys. Rev. Acc. and Beams, 24, 014402 (2021).

Slides S803 [3.645 MB]

DOI •

reference for this paper ※ https://doi.org/10.18429/JACoW-COOL2021-S803

About •

paper received ※ 29 October 2021 paper accepted ※ 22 November 2021 issue date ※ 10 December 2021

Export •

reference for this paper using ※ BibTeX, ※ LaTeX, ※ Text/Word, ※ RIS, ※ EndNote (xml)