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Related papers: An RFQ Direct Injection Scheme for the IsoDAR High…

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The IsoDAR cyclotron is a 60 MeV cyclotron designed to output 10mA of protons in order to be a driver for a neutrino experiment. Coupling the high flux generated by the IsoDAR system with a kiloton neutrino detector will provide sterile…

Accelerator Physics · Physics 2022-12-22 Loyd Waites

In recent years, the interest in high intensity proton beams in excess of several milli-Amperes has risen. Potential applications are in neutrino physics, materials and energy research, and isotope production. Continuous wave proton beams…

In this paper we present the development of a simulation code capable of optimizing the geometry of a spiral inflector designed for axial injection into a cyclotron. To do this, an electric field map of the device is generated by utilizing…

Accelerator Physics · Physics 2017-10-03 Philip Weigel

Recently, the use of $\mathrm{H}_2^+$ ions instead of protons to overcome space charge challenges in compact cyclotrons has received much attention. This technique has the potential to increase the available beam current from compact…

Accelerator Physics · Physics 2022-01-05 Daniel Winklehner , Janet M. Conrad , Joseph Smolsky , Loyd Waites

IsoDAR is an experiment under development to search for sterile neutrinos using the isotope Decay-At-Rest (DAR) production mechanism, where protons impinging on $^9$Be create neutrons which capture on $^7$Li which then beta-decays producing…

This technical report reviews the tests performed at the Best Cyclotron Systems, Inc. facility in regards to developing a cost effective ion source, beam line transport system, and acceleration system capable of high H$_2^+$ current output…

This Preliminary Design Report (PDR) describes the IsoDAR electron-antineutrino source in two volumes which are mostly site-independent and describe the cyclotron driver providing a 60 MeV, 10 mA proton beam (this Volume); and the medium…

The IsoDAR collaboration is developing a high-current cyclotron for a neutrino search experiment. Designed to deliver 10 mA of 60 MeV protons, the current and power of this cyclotron far exceed those of existing accelerators, opening new…

Accelerator Physics · Physics 2020-03-23 Loyd Hoyt Waites , Jose R Alonso , Roger Barlow , Janet Conrad

Using H2+ ions is expected to mitigate the two major impediments to accelerating very high currents in cyclotrons, due to lower space charge at injection, and stripping extraction. Planning for peak currents of 10 particle milliamps at 800…

Accelerator Physics · Physics 2019-08-14 Jose R. Alonso

We are developing a high-current cyclotron as a driver for the IsoDAR neutrino experiment. It accelerates 5 mA H2+ to 60 MeV/amu, after which the electron is removed to produce a 10 mA, 60 MeV proton beam. The enabling innovations that…

Accelerator Physics · Physics 2024-04-30 D. Winklehner , J. R. Alonso , J. M. Conrad

Recent ion source developments resulted in the generation of high brilliance, high current beams of protons and light ions. After extraction and transport the beams with large internal space charge forces have to be captured, bunched and…

Accelerator Physics · Physics 2007-05-23 A. Sauer , H. Deitinghoff , H. Klein

The IsoDAR sterile-neutrino search requires a very high intensity neutrino source. For IsoDAR, this high intensity is produced using the high neutron flux from a 60 MeV, 10 mA proton beam striking a beryllium target that floods a sleeve of…

Accelerator Physics · Physics 2019-09-19 Adriana Bungau , Jose Alonso , Larry Bartoszek , Janet M. Conrad , Edward Dunton , Michael H. Shaevitz

High gradient accelerator injectors have been widely studied throughout the world-leading accelerator facilities. The demand for high frequency cavities have led the Detector, Accelerator and instrumentation laboratory (KAHVELab) in…

At the Holifield Radioactive Ion Beam Facility (HRIBF) at Oak Ridge National Laboratory (ORNL), molecular ions extracted from a positive ion source and subsequently broken up in a charge exchange cell produce Radioactive Ion Beams (RIBs)…

Accelerator Physics · Physics 2007-05-23 Y. Zhang , P. E. Mueller

To enhance the quality of pulsed cold ion beams extracted from the two cryogenic stopping cells at FAIR (i.e., the one currently used in the FRS and the one under development for the Super-FRS at FAIR), we propose using a novel gas-dynamic…

Accelerator Physics · Physics 2026-05-06 Victor Varentsov

IsoDAR seeks to place a high-power-cyclotron and target combination, as an intense source of $\bar{\nu}_e$ at the level of $\sim 10^{23}$/year, close to a kiloton-scale neutrino detector in order to gain sensitivity to very short-baseline…

High Energy Physics - Experiment · Physics 2022-04-06 J. Alonso , C. A. Argüelles , A. Bungau , J. M. Conrad , B. Dutta , Y. D. Kim , E. Marzec , D. Mishins , S. H. Seo , M. Shaevitz , J. Spitz , A. Thompson , L. Waites , D. Winklehner

New high current accelerator facilities like proposed for HIDIF or ESS require a beam with a high brilliance. These beams can not be produced by a single pass rf-linac. The increase in brightness in such a driver linac is done by several…

Accelerator Physics · Physics 2007-05-23 H. Zimmermann

Several experimental collaborations worldwide intend to test sterile neutrino models by measuring the disappearance of antineutrinos produced via isotope decay at rest (IsoDAR). The most advanced of these proposals have very similar setups,…

Instrumentation and Detectors · Physics 2018-01-22 Emilio Ciuffoli , Hosam Mohammed , Jarah Evslin , Fengyi Zhao , Maksym Deliyergiyev

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

This Preliminary Design Report (PDR) describes the IsoDAR electron-antineutrino source in two volumes which are mostly site-independent and describe the cyclotron driver providing a 60 MeV, 10 mA proton beam (Volume I); and the medium…

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