Explanipedia

Design Initiative for a 10 TeV pCM Wakefield Collider Open

Spencer Gessner, Tim Barklow, Tim Barklow, Alexander Knetsch, Brendan O'Shea , et al. · 2025

This document outlines a community-driven Design Study for a 10 TeV pCM Wakefield Accelerator Collider. The 2020 ESPP Report emphasized the need for Advanced Accelerator R\&D, and the 2023 P5 Report calls for the ``delivery of an end-to-en…

Interactive automated Bragg peak identification with 3D neutron scattering data Open

M. Kilpatrick, David Bruhwiler, Evan Carlin, Robert Nagler, Alexander Kühn , et al. · 2023

Neutron scattering experiments have undergone significant technological development through large area detectors with concurrent enhancements in neutron transport and electronic functionality. Data collected for neutron events include dete…

Optimization of Magnetized Electron Cooling with JSPEC Open

S. J. Coleman, David Bruhwiler, Dan T. Abell, Boaz Nash, Ilya Pogorelov , et al. · 2023

The Electron-Ion-Collider (EIC) will be a next-generation facility located at Brookhaven National Laboratory (BNL), built with the goal of accelerating heavy ions up to 275 GeV. To prevent ion beam size growth during the acceleration phase…

Plasma Photocathodes Open

A. F. Habib, T. Heinemann, G. G. Manahan, D. Ullmann, Paul Scherkl , et al. · 2023

Plasma wakefield accelerators offer accelerating and focusing electric fields three to four orders of magnitude larger than state‐of‐the‐art radiofrequency cavity‐based accelerators. Plasma photocathodes can release ultracold electron popu…

High average power ultrafast laser technologies for driving future advanced accelerators Open

Leily Kiani, Tong Zhou, S.-W. Bahk, J. Bromage, David Bruhwiler , et al. · 2023

Large scale laser facilities are needed to advance the energy frontier in high energy physics and accelerator physics. Laser plasma accelerators are core to advanced accelerator concepts aimed at reaching TeV electron electron colliders. I…

Linear colliders based on laser-plasma accelerators Open

C. B. Schroeder, F. Albert, C. Benedetti, J. Bromage, David Bruhwiler , et al. · 2023

Laser-plasma accelerators are capable of sustaining accelerating fields of 10–100 GeV/m, 100–1000 times that of conventional technology and the highest fields produced by any of the widely researched advanced accelerator concepts. Laser-pl…

High field hybrid photoinjector electron source for advanced light source applications Open

L. Faillace, R. Agustsson, Mostafa Behtouei, Fabio Bosco, David Bruhwiler , et al. · 2022

The production of high spectral brilliance radiation from electron beam sources depends critically on the electron beam qualities. One must obtain very high electron beam brightness, implying simultaneous high peak current and low emittanc…

High average power ultrafast laser technologies for driving future advanced accelerators Open

Leily Kiani, Tong Zhou, S.-W. Bahk, J. Bromage, David Bruhwiler , et al. · 2022

Large scale laser facilities are needed to advance the energy frontier in high energy physics and accelerator physics. Laser plasma accelerators are core to advanced accelerator concepts aimed at reaching TeV electron electron colliders. I…

Facilitating Non-HEP Career Transition Open

S. Malik, A. Karadzhinova-Ferrer, J. M. Hogan, Rachel Bray, Rami Kamalieddin , et al. · 2022

About two-third of Physics PhDs establish careers outside of academia and the national laboratories in areas like Software, Instrumentation, Data Science, Finance, Healthcare, Journalism, Public Policy and Non-Governmental Organization. Sk…

Nurturing the Industrial Accelerator Technology Base in the US Open

A. M. M. Todd, R. Agustsson, David Bruhwiler, J. Chunguang, S.C. Gottschalk , et al. · 2022

The purpose of this white paper is to discuss the importance of having a world class domestic industrial vendor base, capable of supporting the needs of the particle accelerator facilities, and the necessary steps to support and develop su…

Strategies in Education, Outreach, and Inclusion to Enhance the US\n Workforce in Accelerator Science and Engineering Open

M. Bai, W. A. Barletta, David Bruhwiler, S. Chattopadhyay, Yanxia HAO , et al. · 2022

We summarize the community-based consensus for improvements concerning\neducation, public outreach, and inclusion in Accelerator Science and\nEngineering that will enhance the workforce in the USA. The improvements\nidentified reflect the …

Snowmass21 Accelerator Modeling Community White Paper Open

S. Biedron, L. Brouwer, David Bruhwiler, N. M. Cook, A. L. Edelen , et al. · 2022

After a summary of relevant comments and recommendations from various reports over the last ten years, this paper examines the modeling needs in accelerator physics, from the modeling of single beams and individual accelerator elements, to…

Simulations of space charge neutralization in a magnetized electron cooler Open

James Gerity, P. McIntyre, David Bruhwiler, Christopher Hall, Vince Moens , et al. · 2022

Magnetized electron cooling at relativistic energies and Ampere scale current is essential to achieve the proposed ion luminosities in a future electron-ion collider (EIC). Neutralization of the space charge in such a cooler can significan…

Start-to-End Beam-Dynamics Simulations of a Compact C-Band Electron Beam Source for High Spectral Brilliance Applications Open

L. Faillace, Ronald Agustsson, Mostafa Behtouei, F. Bosco, David Bruhwiler , et al. · 2022

Proposals for new linear accelerator-based facilities are flourishing world-wide with the aim of high spectral brilliance radiation sources. Most of these accelerators are based on electron beams, with a variety of applications in industry…

FAST-GREENS: A High Efficiency Free Electron Laser Driven by Superconducting RF Accelerator Open

P. Musumeci, R. Agustsson, Loïc Amoudry, D. Broemmelsiek, David Bruhwiler , et al. · 2022

In this paper we’ll describe the FAST-GREENS experimental program where a 4 m-long strongly tapered helical undulator with a seeded prebuncher is used in the high gain TESSA regime to convert a significant fraction (up to 10 %) of energy f…

Facilitating Machine Learning Collaborations Between Labs, Universities, and Industry Open

Jonathan Edelen, Dan T. Abell, David Bruhwiler, S. J. Coleman, Nathan Cook , et al. · 2022

It is clear from numerous recent community reports, papers, and proposals that machine learning is of tremendous interest for particle accelerator applications. The quickly evolving landscape continues to grow in both the breadth and depth…

Ir-192 radioisotope replacement with a hand-portable 1 MeV Ku-band electron linear accelerator Open

Sergey Kutsaev, R. Agustsson, R. Stephen Berry, S. Boucher, David Bruhwiler , et al. · 2021

Rapid Browser-Based Visualization of Large Neutron Scattering Datasets Open

David Bruhwiler, Kevin Bruhwiler, Christina Hoffmann, Alexander Kühn, Jörg Mensmann , et al. · 2021

Neutron scattering makes invaluable contributions to the physical, chemical, and nanostructured materials sciences. Single crystal diffraction experiments collect volumetric scattering data sets representing the internal structure relation…

First Results of the IOTA Ring Research at Fermilab Open

Alexander Valishev, A. Arodzero, D. Broemmelsiek, David Bruhwiler, A. B. Burov , et al. · 2021

The IOTA ring at Fermilab is a unique machine exclusively dedicated to accelerator beam physics R The research conducted at IOTA includes topics such as nonlinear integrable optics, suppression of coherent beam instabilities, optical stoch…

High Brightness Electron Beams from Dragon Tail Injection and the E-312 Experiment at FACET-II Open

Pratik Manwani, David Bruhwiler, B. Hidding, M. Litos, Nathan Majernik , et al. · 2021

The advent of optically triggered injection in multi component plasma wakefield accelerators has been shown to enable a substantial increase in witness electron beam quality. Here we present a novel way of using the overlap of laser and be…

Simulating Magnetized Electron Cooling for EIC with JSPEC Open

S. J. Coleman, David Bruhwiler, Boaz Nash, Ilya Pogorelov, He Zhang · 2021

We present a possible electron cooling configuration for the proposed Electron Ion Collider (EIC) facility, developed using a Nelder-Mead Simplex optimization procedure built into JSPEC, an electron cooling code developed at Jefferson Lab.…

Multiphysics Design and Optimization of Complex Vacuum Chambers (Phase II Final Technical Report) Open

Nicholas Goldring, David Bruhwiler, Boaz Nash, Zhigang Wu, Robert Nagler , et al. · 2020

Since the original third-generation synchrotron light source came online in Grenoble, France in 1994, these machines have served as unique instruments for prolific scientific research. Fourth-generation light sources are now being commissi…

Undulator radiation brightness calculations in the Sirepo GUI for SRW Open

Boaz Nash, Oleg Chubar, David Bruhwiler, Maksim Rakitin, Paul Moeller , et al. · 2019

The brightness and coherence of modern light sources is pushing the limits of X-ray beamline design. The open source Synchrotron Radiation Workshop (SRW) provides physical optics based algorithms for correctly simulating such beamlines.1 W…

Plasma-photonic spatiotemporal synchronization of relativistic electron and laser beams Open

Paul Scherkl, A. Knetsch, T. Heinemann, Andrew Sutherland, A. F. Habib , et al. · 2019

Modern particle accelerators and their applications increasingly rely on precisely coordinated interactions of intense charged particle and laser beams. Femtosecond-scale synchronization alongside micrometre-scale spatial precision are ess…

Generation and acceleration of electron bunches from a plasma photocathode Open

Aihua Deng, O. Karger, T. Heinemann, A. Knetsch, Paul Scherkl , et al. · 2019

Electron bunch generation from a plasma photocathode Open

Aihua Deng, O. Karger, T. Heinemann, A. Knetsch, Paul Scherkl , et al. · 2019

Plasma waves generated in the wake of intense, relativistic laser or particle beams can accelerate electron bunches to giga-electronvolt (GeV) energies in centimetre-scale distances. This allows the realization of compact accelerators havi…

Advanced schemes for underdense plasma photocathode wakefield accelerators: pathways towards ultrahigh brightness electron beams Open

G. G. Manahan, A. F. Habib, Paul Scherkl, D. Ullmann, A. Beaton , et al. · 2019

The ‘Trojan Horse’ underdense plasma photocathode scheme applied to electron beam-driven plasma wakefield acceleration has opened up a path which promises high controllability and tunability and to reach extremely good quality as regards e…

Detailed x-ray brightness calculations in the sirepo GUI for SRW Open

Boaz Nash, Oleg Chubar, Nicholas Goldring, David Bruhwiler, Paul Moeller , et al. · 2019

The brightness and coherence of modern light sources is pushing the limits of X-ray beamline design. The open source Synchrotron Radiation Workshop (SRW) provides physical optics based algorithms for correctly simulating such beamlines. We…

The US Electron Ion Collider Accelerator Designs Open

Andrei Seryi, Dan T. Abell, Elke Aschenauer, D. P. Barber, Gabriele Bassi , et al. · 2019

With the completion of the National Academies of Sciences Assessment of a US Electron-Ion Collider, the prospects for construction of such a facility have taken a step forward. This paper provides an overview of the two site-specific EIC d…

Knowledge Exchange Within the Particle Accelerator Community via Cloud Computing Open

David Bruhwiler, Dan T. Abell, Nathan Cook, Christopher Hall, Michael Keilman , et al. · 2019

The development, testing and use of particle accelerator modeling codes is a core competency of accelerator research laboratories around the world, and likewise for synchrotron radiation and X-ray optics codes at lightsource facilities. Su…

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