77 citations · 219 across the 30 of their papers we have counts for
32 papers
Generalized Theory of Blowout-Regime Plasma Wakefields via a Lagrangian Formulation
Y. Kang, P. Manwani, S. S. Baturin +3
The blowout regime of plasma wakefield acceleration is a strongly nonlinear plasma response in which an intense relativistic beam or laser pulse expels plasma electrons forming a n…
A rotor-based multileaf collimator for beam shaping
N. Majernik, G. Andonian, A. Parrack +4
We introduce a new style of multileaf collimator which employs rotors with angularly dependent radius to control the masking aperture: a rotor-based multileaf collimator (RMLC). Us…
Reconstructing Gamma-ray Energy Distributions from PEDRO Pair Spectrometer Data
M. Yadav, M. H. Oruganti, B. Naranjo +4
Photons emitted from high-energy electron beam interactions with high-field systems, such as the upcoming FACET-II experiments at SLAC National Accelerator Laboratory, may provide…
Analysis of the blowout plasma wakefields produced by drive beams with elliptical symmetry
P. Manwani, Y. Kang, J. Mann +3
In the underdense (blowout) regime of plasma wakefield acceleration (PWFA), the particle beam is denser than the plasma. Under these conditions, the plasma electrons are nearly com…
Single-shot, transverse self-wakefield reconstruction from screen images
N. Majernik, W. Lynn, G. Andonian +3
A single-shot method to reconstruct the transverse self-wakefields acting on a beam, based only on screen images, is introduced. By employing numerical optimization with certain ap…
Flat beam plasma wakefield accelerator
Pratik Manwani, Nathan Majernik, Joshua Mann +5
Particle beams with highly asymmetric emittance ratios are expected at the interaction point of high energy colliders. These asymmetric beams can be used to drive high gradient wak…
Modeling betatron radiation using particle-in-cell codes for plasma wakefield accelerator diagnostics
M. Yadav, C. Hansel, B. Naranjo +5
The characterization of plasma wakefield acceleration experiments using emitted photons from betatron radiation requires numerical models in support of instrumentation of single-sh…
Report of the Topical Group on Physics Beyond the Standard Model at Energy Frontier for Snowmass 2021
Tulika Bose, Antonio Boveia, Caterina Doglioni +318
This is the Snowmass2021 Energy Frontier (EF) Beyond the Standard Model (BSM) report. It combines the EF topical group reports of EF08 (Model-specific explorations), EF09 (More gen…
Beam shaping using an ultra-high vacuum multileaf collimator and emittance exchange beamline
N. Majernik, G. Andonian, W. Lynn +9
We report the development of a multileaf collimator (MLC) for charged particle beams, based on independently actuated tungsten strips which can selectively scatter unwanted particl…
Report of Snowmass 21 Accelerator Frontier Topical Group 6 on Advanced Accelerators
C. Geddes, M. Hogan, P. Musumeci +1
The Snowmass 2021 Accelerator Frontier topical group \# 6 on Advanced Accelerator Concepts, covers new R\&D concepts for particle acceleration, generation, and focusing. Based on c…
Machine learning-based analysis of experimental electron beams and gamma energy distributions
M. Yadav, M. Oruganti, S. Zhang +6
The photon flux resulting from high-energy electron beam interactions with high field systems, such as in the upcoming FACET-II experiments at SLAC National Accelerator Laboratory,…
Approaching Petavolts per meter plasmonics using structured semiconductors
Aakash A. Sahai, M. Golkowski, T. Katsouleas +6
A new class of strongly excited plasmonic modes that open access to unprecedented Petavolts per meter electromagnetic fields promise wide-ranging, transformative impact. These mode…
Advanced RF Structures for Wakefield Acceleration and High-Gradient Research
Xueying Lu, Jiahang Shao, John Power +28
Structure wakefield acceleration (SWFA) is one of the most promising AAC schemes in several recent strategic reports, including DOE's 2016 AAC Roadmap, report on the Advanced and N…
PetaVolts per meter Plasmonics: Snowmass21 White Paper
Aakash A. Sahai, Mark Golkowski, Stephen Gedney +10
Plasmonic modes offer the potential to achieve PetaVolts per meter fields, that would transform the current paradigm in collider development in addition to non-collider searches in…
Snowmass Whitepaper AF6: Plasma-Based Particle Sources
M. Fuchs, B. A. Shadwick, N. Vafaei-Najafabadi +9
High-brightness beams generated by particle sources based on advanced accelerator concepts have the potential to become an essential part of future accelerator technology. High-gra…
Continuous and Coordinated Efforts of Structure Wakefield Acceleration (SWFA) Development for an Energy Frontier Machine
Chunguang Jing, John Power, Jiahang Shao +14
Structure wakefield acceleration (SWFA) is well suited for the linear collider (LC) application due to its natural ability to accelerate positrons and preserve emittance. Under the…
Drive beam sources and longitudinal shaping techniques
Francois Lemery, Gerard Andonian, Steffen Doebert +4
Linear colliders are an attractive platform to explore high-precision physics of newly discovered particles. The recent significant progress in advanced accelerator technologies ha…
Positron Driven High-Field Terahertz Waves in Dielectric Material
N. Majernik, G. Andonian, O. B. Williams +6
Advanced acceleration methods based on wakefields generated by high energy electron bunches passing through dielectric-based structures have demonstrated GV/m fields, paving the…
Ultrahigh brightness beams from plasma photoguns
A. F. Habib, T. Heinemann, G. G. Manahan +19
Plasma photocathodes open a path towards tunable production of well-defined, compact electron beams with normalized emittance and brightness many orders of magnitude better than st…
Modeling Betatron Radiation Diagnostics for E-310 -- Trojan Horse
M. Yadav, C. Hansel, Y. Zhuang +12
The E-310 experiment at the Facility for Advanced Accelerator Experimental Tests II (FACET-II) at SLAC National Accelerator Laboratory aims to demonstrate the creation of high brig…
Multileaf Collimator for Real-Time Beam Shaping using Emittance Exchange
N. Majernik, G. Andonian, R. Roussel +5
Emittance exchange beamlines employ transverse masks to create drive and witness beams of variable longitudinal profile and bunch spacing. Recently, this approach has been used to…
All-optical density downramp injection in electron-driven plasma wakefield accelerators
D. Ullmann, P. Scherkl, A. Knetsch +16
Injection of well-defined, high-quality electron populations into plasma waves is a key challenge of plasma wakefield accelerators. Here, we report on the first experimental demons…
Longitudinal current profile reconstruction from wakefield response in plasmas and structures
Ryan Roussel, Gerard Andonian, James Rosenzweig +1
Present-day and next-generation accelerators, particularly for applications in driving wakefield-based schemes, require longitudinal beam shaping and attendant longitudinal charact…
An Ultra-Compact X-Ray Free-Electron Laser
J. B. Rosenzweig, N. Majernik, R. R. Robles +33
In the field of beam physics, two frontier topics have taken center stage due to their potential to enable new approaches to discovery in a wide swath of science. These areas are:…