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A dielectric-loaded linac powered by THz-pulses is one of the key parts of the "Attosecond X-ray Science: Imaging and Spectroscopy" (AXSIS) project at DESY, Hamburg. As in conventional accelerators, the AXSIS linac is designed to have phase…

Accelerator Physics · Physics 2018-12-26 K. Galaydych , R. Assmann , U. Dorda , B. Marchetti , G. Vashchenko , I. Zagorodnov

High-power particle production targets are crucial elements of future neutrino and other rare particle beams. Fermilab plans to produce a beam of neutrinos (LBNE) with a 2.3 MW proton beam (Project X). Any solid target is unlikely to…

Accelerator Physics · Physics 2012-08-14 P. Hurh , O. Caretta , T. Davenne , C. Densham , P. Loveridge , N. Simos

Five 325 MHz high-power couplers will be integrated into the pre-production Single Spoke Resonator Type-II (ppSSR2) cryomodule for the PIP-II project at Fermilab. Couplers were procured by both Fermilab and IJCLAB for this effort. The…

Accelerator Physics · Physics 2023-07-13 J. Helsper , S. Wallon , D. Passarelli , D. Longuevergne , S. Kazakov , N. Solyak

In synchrotron machines, the beam extraction is accomplished by a combination of septa and kicker magnets which deflect the beam from an accelerator into another. Ideally the kicker field must rise/fall in between the beam bunches. However,…

In the last ten years the use of proton beams in radiation therapy has become a clinical tool for treatment of deep-seated tumours. LIBO is a RF compact and low cost proton linear accelerator (SCL type) for hadrontherapy. It is conceived by…

Accelerator Physics · Physics 2009-09-29 Paolo Berra

The article considers an opportunity of simultaneous pulsed acceleration of seven proton beams with current one hundred milliamps in each beam. The accelerator consists of two parts. In the first part of the accelerator having the length…

Accelerator Physics · Physics 2016-06-10 S. N. Dolya

Radio-frequency linear accelerators are used as injectors for synchrotrons and as stand-alone accelerators for the production of intense particle beams, thanks to their ability to accelerate high beam currents at high repetition rates. This…

Accelerator Physics · Physics 2013-03-28 Maurizio Vretenar

This paper describes simulation analyses on beam and laser (X-ray)-driven accelerations in effective nanotube models obtained from Vsim and EPOCH codes. Experimental setups to detect wakefields are also outlined with accelerator facilities…

A concept for a two-stage injection-locked CW magnetron intended to drive Superconducting Cavities (SC) for intensity-frontier accelerators has been proposed. The concept considers two magnetrons in which the output power differs by 15-20…

Field emission can cause significant problems in superconducting radio-frequency linear accelerators (linacs). When cavity gradients are pushed higher, radiation levels within the linacs may rise exponentially, causing degradation of many…

Accelerator Physics · Physics 2024-11-12 Steven Goldenberg , Kawser Ahammed , Adam Carpenter , Jiang Li , Riad Suleiman , Chris Tennant

The Electron-Ion Collider (EIC) is a next-generation accelerator primarily designed to study the internal structure of nucleons through high-precision electron-hadron collisions. In this work, we explore the feasibility of employing a 1 MW…

High Energy Physics - Phenomenology · Physics 2026-03-06 Nishat Fiza , Mehedi Masud , Kim Siyeon , Guang Yang

This paper outlines the RF design of the CLIC (Compact Linear Collider) 30 GHz main linac accelerating structure and gives the resulting longitudinal and transverse mode properties. The critical requirement for multibunch operation, that…

Accelerator Physics · Physics 2008-11-26 I. Wilson , W. Wuensch

In the framework of the upgrade of the SPARC_LAB facility at INFN-LNF, named EuPRAXIA@SPARC_LAB, a high gradient linac is foreseen. One of the most suitable options is to realize it in X-band. A preliminary design study of both accelerating…

After measuring in 2012 a relatively large value of the neutrino mixing angle $\theta_{13}$, the door is now open to observe for the first time a possible CP violation in the leptonic sector. The measured value of $\theta_{13}$ also…

High Energy Physics - Experiment · Physics 2018-10-17 Marcos Dracos

Fermilab Booster synchrotron requires an intensity upgrade from 4.5x1012 to 6.5x1012 protons per pulse as a part of Fermilabs Proton Improvement Plan-II (PIP-II). One of the factors which may limit the high-intensity performance is the fast…

Accelerator Physics · Physics 2022-08-10 S. A. K. Wijethunga , J. Eldred , C. Y. Tan , E. Pozdeyev

The demand for neutron production facilities is increasing, as the applications of neutron science are manifold. These applications drive the need for efficient and compact neutron sources. In this context, this paper explores the potential…

From 2005 through 2012, the Fermilab Main Injector provided intense beams of 120 GeV protons to produce neutrino beams and antiprotons. Hardware improvements in conjunction with improved diagnostics allowed the system to reach sustained…

Accelerator Physics · Physics 2013-02-01 Bruce C. Brown

At the end of the Large Hadron Collider's Run 2, CERN's Proton Injector Linac 2, commissioned in 1978, delivered its final beam in December 2018. For Run 3, from March 2021, a new H$^{-}$ will take over the role: Linac4. The machine has…

Accelerator Physics · Physics 2019-10-22 Bartosz Bielawski , Philippe Baudrenghien , Robert Borner

Laser-driven (LD) ion acceleration has been explored in a newly constructed short focal length beamline at the BELLA petawatt facility (interaction point 2, iP2). For applications utilizing such LD ion beams, a beam transport system is…

A CW-compatible, pulsed H- superconducting linac is envisaged as a possible path for upgrading Fermilab's injection complex. To validate the concept of the front- end of such a machine, a test accelerator (a.k.a. PXIE) is under…

Accelerator Physics · Physics 2015-02-06 A. Shemyakin , M. Alvarez , R. Andrews , C. Baffes , A. Chen , B. Hanna , L. Prost , G. Saewert , V. Scarpine , J. Steimel , D. Sun , D. Li , R. D'Arcy
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