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Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators. / Martinez de la Ossa, A.; Hu, Z.; Streeter, M. J. V. et al.
In: Physical Review Accelerators and Beams, Vol. 20, No. 9, 091301, 06.09.2017.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Martinez de la Ossa, A, Hu, Z, Streeter, MJV, Mehrling, TJ, Kononenko, O, Sheeran, B & Osterhoff, J 2017, 'Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators', Physical Review Accelerators and Beams, vol. 20, no. 9, 091301. https://doi.org/10.1103/PhysRevAccelBeams.20.091301

APA

Martinez de la Ossa, A., Hu, Z., Streeter, M. J. V., Mehrling, T. J., Kononenko, O., Sheeran, B., & Osterhoff, J. (2017). Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators. Physical Review Accelerators and Beams, 20(9), Article 091301. https://doi.org/10.1103/PhysRevAccelBeams.20.091301

Vancouver

Martinez de la Ossa A, Hu Z, Streeter MJV, Mehrling TJ, Kononenko O, Sheeran B et al. Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators. Physical Review Accelerators and Beams. 2017 Sept 6;20(9):091301. doi: 10.1103/PhysRevAccelBeams.20.091301

Author

Martinez de la Ossa, A. ; Hu, Z. ; Streeter, M. J. V. et al. / Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators. In: Physical Review Accelerators and Beams. 2017 ; Vol. 20, No. 9.

Bibtex

@article{e18f0ea14a924d0ab9a3613fbac50010,
title = "Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators",
abstract = "Density down-ramp (DDR) injection is a promising concept in beam-driven plasma wakefield accelerators for the generation of high-quality witness beams. We review and complement the theoretical principles of the method and employ particle-in-cell (PIC) simulations in order to determine constrains on the geometry of the density ramp and the current of the drive beam, regarding the applicability of DDR injection. Furthermore, PIC simulations are utilized to find optimized conditions for the production of high-quality beams. We find and explain the intriguing result that the injection of an increased charge by means of a steepened ramp favors the generation of beams with lower emittance. Exploiting this fact enables the production of beams with high charge (∼140 pC), low normalized emittance (∼200 nm) and low uncorrelated energy spread (0.3%) in sufficiently steep ramps even for drive beams with moderate peak current (∼2.5 kA).",
author = "{Martinez de la Ossa}, A. and Z. Hu and M. J. V. Streeter and T. J. Mehrling and O. Kononenko and B. Sheeran and J. Osterhoff",
year = "2017",
month = sep,
day = "6",
doi = "10.1103/PhysRevAccelBeams.20.091301",
language = "English",
volume = "20",
journal = "Physical Review Accelerators and Beams",
issn = "2469-9888",
publisher = "American Physical Society",
number = "9",

}

RIS

TY - JOUR

T1 - Optimizing density down-ramp injection for beam-driven plasma wakefield accelerators

AU - Martinez de la Ossa, A.

AU - Hu, Z.

AU - Streeter, M. J. V.

AU - Mehrling, T. J.

AU - Kononenko, O.

AU - Sheeran, B.

AU - Osterhoff, J.

PY - 2017/9/6

Y1 - 2017/9/6

N2 - Density down-ramp (DDR) injection is a promising concept in beam-driven plasma wakefield accelerators for the generation of high-quality witness beams. We review and complement the theoretical principles of the method and employ particle-in-cell (PIC) simulations in order to determine constrains on the geometry of the density ramp and the current of the drive beam, regarding the applicability of DDR injection. Furthermore, PIC simulations are utilized to find optimized conditions for the production of high-quality beams. We find and explain the intriguing result that the injection of an increased charge by means of a steepened ramp favors the generation of beams with lower emittance. Exploiting this fact enables the production of beams with high charge (∼140 pC), low normalized emittance (∼200 nm) and low uncorrelated energy spread (0.3%) in sufficiently steep ramps even for drive beams with moderate peak current (∼2.5 kA).

AB - Density down-ramp (DDR) injection is a promising concept in beam-driven plasma wakefield accelerators for the generation of high-quality witness beams. We review and complement the theoretical principles of the method and employ particle-in-cell (PIC) simulations in order to determine constrains on the geometry of the density ramp and the current of the drive beam, regarding the applicability of DDR injection. Furthermore, PIC simulations are utilized to find optimized conditions for the production of high-quality beams. We find and explain the intriguing result that the injection of an increased charge by means of a steepened ramp favors the generation of beams with lower emittance. Exploiting this fact enables the production of beams with high charge (∼140 pC), low normalized emittance (∼200 nm) and low uncorrelated energy spread (0.3%) in sufficiently steep ramps even for drive beams with moderate peak current (∼2.5 kA).

U2 - 10.1103/PhysRevAccelBeams.20.091301

DO - 10.1103/PhysRevAccelBeams.20.091301

M3 - Journal article

VL - 20

JO - Physical Review Accelerators and Beams

JF - Physical Review Accelerators and Beams

SN - 2469-9888

IS - 9

M1 - 091301

ER -