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University of Huddersfield Repository
Seviour, Rebecca
Photonics,and Particle Accelerators
Original Citation
Seviour, Rebecca (2014) Photonics,and Particle Accelerators. In: Seminar, Brookhaven National
Lab, USA, 17th July 2014, Brookhaven National Lab, USA.
This version is available at http://eprints.hud.ac.uk/23319/
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International Institute for Accelerator Applications
Photonics,and Particle Accelerators
Prof Rebecca Seviour
International Institute for Accelerator Applications
University of Huddersfield
UK
International Institute for Accelerator Applications
International Institute for Accelerator Applications University of Huddersfield
• Medical isotope production • ESS Targetry • Security PFNA • ADS (Transmutation/energy) • LHC Collimation • Transformative Electromagnetic Media • Medium Energy Ion Scattering • Ion Sources • Novel RF
• Group Founded 2011 (R. Barlow)
• 5 Faculty • 2 Post docs • 20 PG Students • Siemens, TMD, Acceli, Kromek
International Institute for Accelerator Applications
International Institute for Accelerator Applications
Wave vector
Fre
quency
Beam
Lin
e
Wave vector
Fre
quency
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
Distance
tim
e
International Institute for Accelerator Applications
Xu and Seviour 2012 New J. Phys. 14 013014
International Institute for Accelerator Applications
tput PCs.
Parameters input PC output PC
Rod radius (r ) 1.995± 0.005mm 2.013± 0.01mm
Rod spacing (a) 12.50mm 12.52mm
Lat t ice depth (d) 3.6mm 3.3mm
Beam hole diameter 4mm 4mm
Measured resonant freq. 9.532GHz 9.532GHz
S11 0.004 0.135
Propagat ion band 12.95GHz 12.94GHz
QL (Loaded Q) 820 780
Qe (External Q) 1640 1382
Q0 (Unloaded/ Ohmic Q) 1640 1790
Shunt impedance (Rsh) 74710Ω 81190Ω
Rsh/ Q0 45.55Ω 45.36Ω
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
Hidden
Sector
Photon
Searches
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Cavity 1 Cavity 2
Waveguide
International Institute for Accelerator Applications
Cavity 1 Cavity 2
International Institute for Accelerator Applications
Cavity 1 Cavity 2
International Institute for Accelerator Applications
Cavity 1 Cavity 2
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
International Institute for Accelerator Applications
Multi-Beam Kylstron/Accelerator
International Institute for Accelerator Applications
monopole-like state.
Parameters 1 beam (AJ Disk) 6 beams (Scaled)
Input power, Pi n (W) 16.67 100
Output power, Pout (kW) 5.54 33.24
Drift distance, L (m) 0.62 0.62
Power gain, (dB) 25.22 25.22
Output voltage, Vout (kV) 42.55 42.55
Magnetic focusing field, B (Tesla) 0.8 0.8
lbb (Adjacent beam spacing) 59.756mm
V0 (DC beam voltage) 100kV
I 0 (DC beam current ) 2A
rb (Beam radius) 5mm
International Institute for Accelerator Applications
International Institute for Accelerator Applications
Dielectric Structure
International Institute for Accelerator Applications
International Institute for Accelerator Applications
Thank You !!!!
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