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Compact conductively cooled SRF industrial linacs can provide unique parameters of the electron beam for industrial applications. (up to 10MeV, 1MW). For ERDC project we designed normal conducting RF injector with thermal RF gridded gun…

Accelerator Physics · Physics 2024-09-13 N. Solyak , I. Gonin , A. Saini , V. Yakovlev , C. Edwards , J. C. Thangaraj , R. Kostin , C. Jing

The continue wave (CW) high current proton linac has wide applications as the front end of the high power proton machines. The low energy part is the most difficult one and there is no widely accepted solution yet. Based on the analysis of…

Accelerator Physics · Physics 2015-07-14 Zhihui Li

To illustrate the complementarity of the linear collider and astrophysics bounds on the light (MeV-scale mass) dark matter (DM), we study the constraints on the magnetic dipole DM from the DM-electron interactions at the proposed…

High Energy Physics - Phenomenology · Physics 2014-05-28 Kenji Kadota , Joseph Silk

The JAERI/KEK Joint Project for the high-intensity proton accelerator facility has been proposed with a superconducting (SC) linac option from 400 MeV to 600MeV. System design of the SC linac has been carried out based on the…

During the initial phase of operation, the linacs of the Next Linear Collider (NLC) will contain roughly 5000 X-Band accelerator structures that will accelerate beams of electrons and positrons to 250 GeV. These structures will nominally…

Accelerator Physics · Physics 2007-05-23 C. Adolphsen , W. Baumgartner , K. Jobe , R. Loewen , D. McCormick , M. Ross , T. Smith , J. W. Wang , T. Higo

The International Linear Collider (ILC) is the next large scale project in accelerator particle physics. Colliding electrons with positrons at energies from 0.3 TeV up to about 1 TeV, the ILC is expected to provide the accuracy needed to…

High Energy Physics - Experiment · Physics 2016-11-23 Marco Battaglia

The Linac Coherent Light Source (LCLS) at Stanford Linear Accelerator Center (SLAC) is in the process of being upgraded to a superconducting radio frequency (SRF) accelerator and renamed LCLS-II. This upgrade requires thirty five 1.3 GHz…

Accelerator Physics · Physics 2018-07-04 Andrew Dalesandro , Joshua Kaluzny , Arkadiy Klebaner

Transport critical current (Ic) was measured for Fe-sheathed MgB2 round wires. A critical current density of 5.3 x 10^4 A/cm^2 was obtained at 32K. Strong magnetic shielding by the iron sheath was observed, resulting in a decrease in Ic by…

Superconductivity · Physics 2007-05-23 J. Horvat , X. L. Wang , S. Soltanian , S. X. Dou

Superconducting RF (SRF) photo-injectors are one of the most promising devices for generating continuous wave (CW) electron beams with record high brightness. Ultra-high vacuum of SRF guns provides for long lifetime of the high quantum…

Accelerator Physics · Physics 2018-08-15 I. Petrushina , V. N. Litvinenko , I. Pinayev , K. Smith , G. Narayan , F. Severino

Superconducting technology makes it possible to build a high energy $e^+e^-$ linear collider with energy recovery (ERLC) and reusable beams. To avoid parasitic collisions inside the linacs, a twin (dual) LC is proposed. In this article, I…

Accelerator Physics · Physics 2023-06-21 V. I. Telnov

Activation of the surroundings of an accelerator must be quantified and those data provided to the official agencies. This is a necessary step in obtaining the authorization to operate such an accelerator. SwissFEL, being a fourth…

Accelerator Physics · Physics 2012-08-13 F. Le Pimpec , R. Zennaro , S. Reiche , E. Hohmann , A. Citterio , A. Adelmann , B. Grigoryan

The LHeC provides an intense, high energy electron beam to collide with the LHC. It represents the highest energy application of energy recovery linac (ERL) technology which is increasingly recognized as one of the major pilot technologies…

Accelerator Physics · Physics 2022-06-16 S. Alex Bogacz , Bernhard J. Holzer , John A. Osborne

The superconducting (SC) High Intensity and Energy (HIE) ISOLDE linac will replace most of the existing accelerating infrastructure of the Radioactive ion beam EXperiment (REX) at CERN, however, the 101.28 MHz RFQ and 5 MV IH cavity will…

Accelerator Physics · Physics 2010-10-12 M. A. Fraser , M. Pasini , R. M. Jones , D. Voulot

The International Linear Collider Technical Design Report (TDR) describes in four volumes the physics case and the design of a 500 GeV centre-of-mass energy linear electron-positron collider based on superconducting radio-frequency…

The International Linear Collider Technical Design Report (TDR) describes in four volumes the physics case and the design of a 500 GeV centre-of-mass energy linear electron-positron collider based on superconducting radio-frequency…

China Spallation Neutron Source(CSNS) target power will upgrade to 500 kW(CSNS-II) from 300kW, energy gain of H-Linac will up to 300 MeV from 80 MeV using about 50 superconductor cavities. LLRF is an important device for controlling the…

Accelerator Physics · Physics 2023-11-17 Zhexin Xie , Kai Guo , Zhencheng Mu , Xinpeng Ma , Nan Gan , Maliang Wan , Bo Wang , Linyan Rong , Hui Zhang , Hexin Wang

We present the electron tunneling transport and its magnetic field modulation of a superconducting (SC) Josephson junction with a barrier of single ferromagnetic (FM) Kitaev layer. We find that at H = 0, the Josephson current IS displays…

Strongly Correlated Electrons · Physics 2020-06-05 Shiqing Jia , Yamin Quan , Hai-Qing Lin , Liang-Jian Zou

The SNS linac accelerates an average beam current of 2 mA to an energy of 968 MeV. The linac is pulsed at 60 Hz with an H- beam pulse of 1 ms. The first 185 Mev of the linac uses normal conducting cavities, and the remaining length of the…

Accelerator Physics · Physics 2007-05-23 Michael Lynch , William Reass , Daniel Rees , Amy Regan , Paul Tallerico

In the framework of the Low Emittance Gun (LEG) project, high gradient acceleration of a low emittance electron beam will be necessary. In order to achieve this acceleration a -500 kV, 250 ns FWHM, pulse will be applied in between two…

Accelerator Physics · Physics 2008-11-26 F. Le Pimpec , R. Ganter , R. Betemps