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Related papers: Intensity limits of the PSI Injector II cyclotron

200 papers

Design studies, for accelerator modules based on an injector cyclotron and a superconducting ring cyclotron able to accelerate H$_2^+$ molecules, are presented. H$_2^+$ molecules are stripped by a foil creating a proton beam, with a maximum…

Accelerator Physics · Physics 2019-08-13 A. Adelmann

Spallation source dedicated for neutron scattering experiments, as well as multi-purpose facilities serving several applications call for pulsed mode operation of a high intensity proton linac. There is general agreement on the…

Accelerator Physics · Physics 2007-05-23 Alban Mosnier

In this paper, we focus on a PIG source for producing intense H-ions inside a 9 MeV cyclotron. The properties of the PIG ion source were simulated for a variety of electric field distributions and magnetic field strengths using CST particle…

Accelerator Physics · Physics 2014-06-04 Mitra Ghergherehchi , Xiang- Jie Mu , Yeong- Heum Yeon , Jong-Wan Kim , Jong- Seo Chai

Unique spectroscopic possibilities open up if a laser beam interacts with relativistic lithium-like ions stored in the heavy ion ring accelerator SIS300 at the future Facility for Antiproton and Ion Research FAIR in Darmstadt, Germany. At a…

Atomic Physics · Physics 2015-06-26 H. Backe

The usage of numerical models to study the evolution of particle beams is an essential step in the design process of particle accelerators However, uncertainties of input quantities such as beam energy and magnetic field lead to simulation…

Accelerator Physics · Physics 2019-07-03 Matthias Frey , Jochem Snuverink , Christian Baumgarten , Andreas Adelmann

A gas-filled reverse cyclotron for the thermalisation of energetic beams is under construction at NSCL/MSU. Rare isotopes produced via projectile fragmentation after in-flight separation will be injected into the device and converted into…

Accelerator Physics · Physics 2016-06-21 N. Joshi , G. Bollen , M. Brodeur , D. J. Morrissey , S. Schwarz

Silicon carbide (SiC) is a wide band gap semiconductor and an attractive candidate for applications in harsh environments such as space, fusion, or future high luminosity colliders. Due to the large band gap, the leakage currents in SiC…

Instrumentation and Detectors · Physics 2023-10-04 Andreas Gsponer , Philipp Gaggl , Jürgen Maier , Richard Thalmeier , Simon Emanuel Waid , Thomas Bergauer

Heavy Ion Collisions (HIC) represent a unique tool to probe the in-medium nuclear interaction in regions away from saturation. In this work we present a selection of reaction observables in dissipative collisions particularly sensitive to…

The FNAL accelerator complex is poised to reach MW neutrino beams on target for the exploration of the dark sector physics and rare physics program spaces. Future operations of the complex will include CW linac operations at beam…

A new ion source will be prepared for the CYCLONE30 commercial cyclotron with a much advanced performance compared with the previous one. The newly designed ion source has a very large transparency without deteriorating the beam optics,…

Accelerator Physics · Physics 2013-06-06 Maryam Hosseinzadeh , Hossein Afarideh

The charged pion multiplicity ratio in intermediate energy heavy-ion collisions, a probe of the density dependence of symmetry energy above the saturation point, has been proven in a previous study to be extremely sensitive to the strength…

Nuclear Theory · Physics 2017-02-01 M. D. Cozma

Following significant instrument upgrades and parallel methodological developments over the past decade, the TOSCA neutron spectrometer at the ISIS Pulsed Neutron & Muon Source in the United Kingdom has developed a rich and growing…

Materials Science · Physics 2022-07-20 Jeff Armstrong , Xiao Wang , Felix Fernandez-Alonso

Detector characterization and instrumentation testing are often performed at cyclotron and synchrotron facilities, many of which were originally developed for medical applications in cancer therapy. For particle physics experiments…

A fluid-based theoretical framework is developed to describe the nonlinear cascade linking primary BRS-driven plasma wave amplification, oscillating two-stream instability (OTSI), nonlinear current generation within a self-formed…

Plasma Physics · Physics 2026-04-29 S. S. Ghaffari-Oskooei , A. A. Molavi Choobini

An unprecedented positron average current is required to fit the luminosity demands of future $e^+e^-$ high energy physics colliders. In addition, in order to access precision-frontier physics, these machines require positron polarization…

A magnetic bunch compressor has been designed and is being commissioned for the APS linac to provide higher peak current for the LEUTL FEL. Of primary concern is control of emittance growth due to coherent synchrotron radiation (CSR). In…

Accelerator Physics · Physics 2016-09-08 Michael Borland

Space-charge-limited (SCL) current density for time-invariant injection (under long-pulse condition) via the diode cathode is the maximum transportable density, while it can be leveraged higher when the injection pulselength becomes shorter…

Plasma Physics · Physics 2026-02-11 H. Huang , Y. Liu

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

As the second stage of the CEPC-SPPC project, SPPC (Super Proton-Proton Collider) aims at exploring new physics beyond the Standard Model. The key design goal for the SPPC accelerator complex is to reach 75 TeV in center of mass energy with…

Accelerator Physics · Physics 2021-04-28 L. H. Zhang , J. Y. Tang , Y. Hong , Y. K. Chen , L. J. Wang

Using the dcQMD transport model, the isoscalar and isovector in-medium potentials of the $\Delta$(1232) baryon are studied and information regarding their effective strength is obtained from a comparison to experimental pion production data…

Nuclear Theory · Physics 2021-11-24 M. D. Cozma , M. B. Tsang