Observation of Wakefield Suppression in a Photonic-Band-Gap Accelerator Structure
Abstract
We report experimental observation of higher order mode (HOM) wakefield suppression in a room-temperature traveling-wave photonic band gap (PBG) accelerating structure at 11.700 GHz. It has been long recognized that PBG structures have potential for reducing long-range wakefields in accelerators. The first ever demonstration of acceleration in a room-temperature PBG structure was conducted in 2005. Since then, the importance of PBG accelerator research has been recognized by many institutions. However, the full experimental characterization of the wakefield spectrum and demonstration of wakefield suppression when the accelerating structure is excited by an electron beam has not been performed to date. We conducted an experiment at the Argonne Wakefield Accelerator (AWA) test facility and observed wakefields excited by a single high charge electron bunch when it passes through a PBG accelerator structure. Lastly, excellent HOM suppression properties of the PBG accelerator were demonstrated in the beam test.
- Authors:
-
- Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
- Argonne National Lab. (ANL), Argonne, IL (United States)
- Euclid Techlabs LLC., Bolingbrook, IL (United States)
- Publication Date:
- Research Org.:
- Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
- Sponsoring Org.:
- USDOE Office of Science (SC)
- OSTI Identifier:
- 1255074
- Alternate Identifier(s):
- OSTI ID: 1237787
- Report Number(s):
- LA-UR-15-26913
Journal ID: ISSN 0031-9007; PRLTAO
- Grant/Contract Number:
- AC52-06NA25396
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Physical Review Letters
- Additional Journal Information:
- Journal Volume: 116; Journal Issue: 6; Journal ID: ISSN 0031-9007
- Publisher:
- American Physical Society (APS)
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 43 PARTICLE ACCELERATORS
Citation Formats
Simakov, Evgenya I., Arsenyev, Sergey A., Buechler, Cynthia E., Edwards, Randall L., Romero, William P., Conde, Manoel, Ha, Gwanghui, Power, John G., Wisniewski, Eric E., and Jing, Chunguang. Observation of Wakefield Suppression in a Photonic-Band-Gap Accelerator Structure. United States: N. p., 2016.
Web. doi:10.1103/PhysRevLett.116.064801.
Simakov, Evgenya I., Arsenyev, Sergey A., Buechler, Cynthia E., Edwards, Randall L., Romero, William P., Conde, Manoel, Ha, Gwanghui, Power, John G., Wisniewski, Eric E., & Jing, Chunguang. Observation of Wakefield Suppression in a Photonic-Band-Gap Accelerator Structure. United States. https://doi.org/10.1103/PhysRevLett.116.064801
Simakov, Evgenya I., Arsenyev, Sergey A., Buechler, Cynthia E., Edwards, Randall L., Romero, William P., Conde, Manoel, Ha, Gwanghui, Power, John G., Wisniewski, Eric E., and Jing, Chunguang. Wed .
"Observation of Wakefield Suppression in a Photonic-Band-Gap Accelerator Structure". United States. https://doi.org/10.1103/PhysRevLett.116.064801. https://www.osti.gov/servlets/purl/1255074.
@article{osti_1255074,
title = {Observation of Wakefield Suppression in a Photonic-Band-Gap Accelerator Structure},
author = {Simakov, Evgenya I. and Arsenyev, Sergey A. and Buechler, Cynthia E. and Edwards, Randall L. and Romero, William P. and Conde, Manoel and Ha, Gwanghui and Power, John G. and Wisniewski, Eric E. and Jing, Chunguang},
abstractNote = {We report experimental observation of higher order mode (HOM) wakefield suppression in a room-temperature traveling-wave photonic band gap (PBG) accelerating structure at 11.700 GHz. It has been long recognized that PBG structures have potential for reducing long-range wakefields in accelerators. The first ever demonstration of acceleration in a room-temperature PBG structure was conducted in 2005. Since then, the importance of PBG accelerator research has been recognized by many institutions. However, the full experimental characterization of the wakefield spectrum and demonstration of wakefield suppression when the accelerating structure is excited by an electron beam has not been performed to date. We conducted an experiment at the Argonne Wakefield Accelerator (AWA) test facility and observed wakefields excited by a single high charge electron bunch when it passes through a PBG accelerator structure. Lastly, excellent HOM suppression properties of the PBG accelerator were demonstrated in the beam test.},
doi = {10.1103/PhysRevLett.116.064801},
journal = {Physical Review Letters},
number = 6,
volume = 116,
place = {United States},
year = {Wed Feb 10 00:00:00 EST 2016},
month = {Wed Feb 10 00:00:00 EST 2016}
}
Web of Science
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Works referencing / citing this record:
Subterahertz Photonic Crystal Klystron Amplifier
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