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The caesiated surface negative ion source is the first element of CERN's LINAC4 a linear injector designed to accelerate negative hydrogen ions to 160 MeV. The IS03 ion source is operated at 35 mA beam intensity and reliably feeds CERN's…

LINAC 4 is a normal conducting H- linac proposed at CERN to provide a higher proton flux to the CERN accelerator chain. It should replace the existing LINAC 2 as injector to the Proton Synchrotron Booster and can also operate in the future…

Accelerator Physics · Physics 2007-05-23 M. Baylac , J. M. De Conto , E. Froidefond , E. Sargsyan

LINAC 4 is a normal conducting H- structure proposed to intensify the proton flux currently available for the CERN accelerator chain. This linac is designed to accelerate a 65 mA beam up to 160 MeV to be injected into the CERN Proton…

Accelerator Physics · Physics 2014-11-18 M. Baylac , J. M. De Conto , E. Froidefond , E. Sargsyan

Within the framework of the LHC Injector Upgrade (LIU), the new LINAC4 is currently being commissioned to replace the existing LINAC2 proton source at CERN. After the expected completion at the end of 2016, the LINAC4 will accelerate H-…

Accelerator Physics · Physics 2016-08-24 T. Hofmann , G. E. Boorman , A. Bosco , E. Bravin , S. M. Gibson , K. O. Kruchinin , U. Raich , F. Roncarolo , F. Zocca

The conception of High Power Linac developed in Russian accelerator centres is based on the use of independently phased SC resonators with quadrupole lenses between them. The type and parameters of the resonators as well as focusing…

Accelerator Physics · Physics 2007-05-23 A. Kolomiets , S. Yaramishev

A new compact linear proton accelerator project (named LINAC 7) for multiple low-current applications, designed and built in-house at the Beam Laboratory of the University of the Basque Country (UPV/EHU) is described. The project combines…

Configuring clinical linear accelerators (linacs) for ultra-high dose rate (UHDR) electron experiments typically requires invasive hardware manipulation and/or irreversible manufacturer modifications, limiting broader implementation. We…

The accelerator for the APT Project is a 100 mA CW proton linac with an output energy of 1030 MeV. A High Energy Beam Transport (HEBT) conveys the beam to a raster expander, that provides a large rectangular distribution at a target/blanket…

Accelerator Physics · Physics 2008-11-26 J. F. Tooker , R. Bourque , D. Christiansen , J. Kamperschroer , G. Laughon , M. McCarthy , M. Schulze

The experimental research on the irradiation of the functional design materials by the Helium ions in the linear accelerator is conducted. The experimental measurements techniques and data on the irradiation of the functional design…

The construction of the initial part of a normally conducting linac for hydrogen ion beams with a pulsed current of ~20 mA up to an energy of ~70 MeV is considered. The RFQ at a frequency of ~160 MHz accelerates ions to an energy of ~4 MeV.…

Accelerator Physics · Physics 2023-09-21 V. V. Paramonov , A. P. Durkin , L. Yu. Ovchinnikova , I. V. Rybakov

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

In order to dissipate long-lived radioactive waste, not only high ux proton accelerator but also electron linac have been proposed. A proton accelerator directly induces nuclear fission and mutation. On the other hand, electron beam has two…

Accelerator Physics · Physics 2021-04-20 Y. Kawashima , T. Asaka , H. Ego , M. Hara

The Proton Improvement Plan - II (PIP-II) is a new linear accelerator (LINAC) complex being built at Fermilab. It is based on superconducting radiofrequency cavities and will accelerate H- ions to 800 MeV kinetic energy before injection…

Accelerator Physics · Physics 2023-10-05 R. Thurman-Keup , M. El Baz , V. Scarpine

In this paper we present results of using parallel supercomputers to simulate beam dynamics in next-generation high intensity ion linacs. Our approach uses a three-dimensional space charge calculation with six types of boundary conditions.…

Accelerator Physics · Physics 2008-11-26 Robert D. Ryne , Ji Qiang

The CLIC linear collider aims at accelerating multiple bunches of electrons and positrons and colliding them at a centre of mass energy of 3 TeV. These bunches will be accelerated through X-band linacs, operating at an accelerating…

Accelerator Physics · Physics 2014-11-18 V. Khan , R. M. Jones

Reducing the operating temperature of normal conducting particle accelerators substantially increases their efficiency. Low-temperature operation increases the yield strength of the accelerator material and reduces surface resistance, hence…

Accelerator Physics · Physics 2021-09-22 Mamdouh Nasr , Emilio Nanni , Martin Breidenbach , Stephen Weathersby , Marco Oriunno , Sami Tantawi

Charged particle therapy, or so-called hadrontherapy, is developing very rapidly. There is large pressure on the scientific community to deliver dedicated accelerators, providing the best possible treatment modalities at the lowest cost. In…

Accelerator Physics · Physics 2014-11-21 A. Garonna , U. Amaldi , R. Bonomi , D. Campo , A. Degiovanni , M. Garlasché , I. Mondino , V. Rizzoglio , S. Verdú Andrés

We investigate negative and positive streamers in C4F7N-CO2 mixtures through simulations. These mixtures are considered to be more environmentally friendly than the insulating gas SF6 that is widely used in high voltage technology.…

Plasma Physics · Physics 2023-11-06 Baohong Guo , Ute Ebert , Jannis Teunissen

"LUE200" - 200 MeV electron linac is being created at JINR as a driver of the pulsed neutron source "IREN" [1]. The special full-scale facilities for testing the main systems of LUE-200 (FSTF) are used at JINR, BINP, MEPhI and YerPhI [2].…

Accelerator Physics · Physics 2009-10-05 S. N. Dolya , W. I. Furman , V. V. Kobets , E. M. Laziev , Yu. A. Metelkin , V. A. Shvets , A. P. Soumbaev

In order to study the dynamic response of the material and the physical mechanism of the fluid dynamics, an accelerator scenario which can be applied to hard X-ray free electron laser and high energy electron radiography was proposed. This…

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