Estimating elliptic flow coefficient in heavy ion collisions using deep learning

N Mallick, S Prasad, AN Mishra, R Sahoo… - Physical Review D, 2022 - APS
Machine learning techniques have been employed for the high energy physics community
since the early 80s to deal with a broad spectrum of problems. This work explores the …

Dielectric wakefield accelerators

C **g - Reviews of Accelerator Science and Technology, 2016 - World Scientific
Dielectric-structure-based wakefield acceleration provides a viable approach to achieving
the luminosity, efficiency, and cost requirements of a future linear collider as well as future x …

Dielectric assist accelerating structures for compact linear accelerators of low energy particles in hadrontherapy treatments

P Martinez-Reviriego, D Esperante, A Grudiev… - Frontiers in …, 2024 - frontiersin.org
Dielectric Assist Accelerating (DAA) structures based on ultralow-loss ceramic are being
studied as an alternative to conventional disk-loaded copper cavities. This accelerating …

Multipactor suppression via additive manufacturing

SV Langellotti, A Brusstar, NM Jordan… - … on Electron Devices, 2023 - ieeexplore.ieee.org
Preventing multipactor is essential for ensuring vacuum electronic systems operate reliably.
Textured materials have previously been shown to significantly reduce secondary electron …

Measurement of dielectric multipactor thresholds at 110 GHz

SC Schaub, MA Shapiro, RJ Temkin - Physical Review Letters, 2019 - APS
We report experimental measurements of the threshold for multipactor discharges on
dielectric surfaces at 110 GHz. Multipactor was studied in two geometries: electric field …

Complete multipactor suppression in an X-band dielectric-loaded accelerating structure

C **g, SH Gold, R Fischer, W Gai - Applied Physics Letters, 2016 - pubs.aip.org
Multipactor is a major issue limiting the gradient of rf-driven Dielectric-Loaded Accelerating
(DLA) structures. Theoretical models have predicted that an axial magnetic field applied to …

Development and high-power testing of an -band dielectric-loaded power extractor

J Shao, C **g, E Wisniewski, G Ha, M Conde… - … Review Accelerators and …, 2020 - APS
Dielectric-loaded structures are promising candidates for use in structure wakefield
acceleration. They could be useful for both the collinear wakefield and the two-beam …

Suppressing double-metal-surface resonant multipactor by three dimensional wavy surface

C Chang, YD Li, J Verboncoeur, YS Liu, CL Liu - Physics of Plasmas, 2017 - pubs.aip.org
Here, a method to suppress resonant multipaction in microwave systems is proposed in
which the radio frequency system's metal plates are patterned with a three-dimensional …

Design, fabrication, and low-power rf measurement of an -band dielectric-loaded accelerating structure

Y Wei, H Bursali, A Grudiev, B Freemire, C **g… - … Review Accelerators and …, 2022 - APS
This paper presents the design, fabrication, and low-power rf measurement of an externally
powered X-band dielectric-loaded accelerating (DLA) structure with a dielectric constant ϵ …

Multipactor in coaxial transmission lines

S Langellotti - 2023 - deepblue.lib.umich.edu
In vacuum systems where conducting or dielectric surfaces are exposed to oscillating
electric fields, multipactor discharges carry the potential to significantly disrupt normal and …