English
Related papers

Related papers: An H Surface Plasma Source for the ESS Storage Rin…

200 papers

Magnetrons are widely used as a high-efficiency, large-power, and low-cost microwave source. This article proposes a method to improve the magnetron output characteristics based on regulating its anode current by a novel active distortion…

Applied Physics · Physics 2026-01-12 S Wang , Y Zhao , X Chen , C Liu

The Spallation Neutron Source (SNS) at Oak Ridge National Laboratory, Tennessee, provides an intense flux of neutrinos in the few tens-of-MeV range, with a sharply-pulsed timing structure that is beneficial for background rejection. In this…

We demonstrate production of cold atomic strontium (Sr) and strontium-containing molecules (SrOH) in a cryogenic buffer gas beam source via direct heating of strontium oxide (SrO) with 30 mJ laser pulses several milliseconds long.…

Atomic Physics · Physics 2024-07-23 Andrew Winnicki , Zack D. Lasner , John M. Doyle

A high-repetition-rate pulsed muon source operating at approximately 50\,kHz holds the potential to improve the sensitivity of various particle physics and material science experiments involving muons. In this article, we propose utilizing…

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

A new Small Angle Neutron Scattering instrument is proposed for the European Spallation Source. The pulsed source requires a time-of-flight analysis of the gathered neutrons at the detector. The optimal instrument length is found to be…

As a result of improvements in power semiconductors, moderate frequency switching supplies can now provide the hundreds of amps typically required by accelerators with zero-to-peak noise in the kHz region ~0.06% in current or voltage mode.…

Accelerator Physics · Physics 2015-05-20 Jay Benesch , Sarin Philip , Thomas Jefferson National Accelerator Facility

The Advanced Photon Source is in the process of up-grading its storage ring from a double-bend to a multi-bend lattice as part of the APS Upgrade Project (APS-U). A swap-out injection scheme is planned for the APS-U to keep a constant beam…

Accelerator Physics · Physics 2018-03-14 M. Abliz , M. Jaski , A. Xiao , A. Jain , U. Wienands , H. Cease , M. Borland , G. Decker , J. Kerby

We have experimentally demonstrated the first non-intrusive 1-GeV proton beam extraction for the generation of muons with a temporal structure optimized for Muon Spin Relaxation/Rotation/Resonance (MuSR) applications. The proton pulses are…

Accelerator Physics · Physics 2020-04-15 Yun Liu , Abdurahim Rakhman , Cary D. Long , Yuan Liu , Travis J. Williams

We have developed a source of cold LiH molecules for Stark deceleration and trapping experiments. Lithium metal is ablated from a solid target into a supersonically expanding carrier gas. The translational, rotational and vibrational…

Atomic Physics · Physics 2009-11-13 S. K. Tokunaga , J. O. Stack , J. J. Hudson , B. E. Sauer , E. A. Hinds , M. R. Tarbutt

A muon storage ring neutrino source uses an induction linac for muon capture, a 200 MHz copper cavity system for cooling, and 200 and 400 MHz superconducting rf systems for acceleration to a final energy of up to 50 GeV. These systems and…

Accelerator Physics · Physics 2009-08-17 David Neuffer

Over the last decades, significant advances in high-power laser systems have enabled rapid progress in the development of laser-driven plasma accelerators. Today, the results obtained in beam stability and reproducibility present laser…

Accelerator Physics · Physics 2022-05-06 B. Farace , R. J. Shalloo , K. Põder , W. P. Leemans

Pulsed beams have tremendous advantages for precision experiments with cold neutrons. In order to minimise and measure systematic effects, they are used at continuous sources in spite of the related substantial decrease in intensity. At the…

The European Spallation Source linear proton accelerator will have a uniquely high power of 5 MW. The modifications and additions to the accelerator that are required to enable the generation of a uniquely intense neutrino Super Beam…

Instrumentation and Detectors · Physics 2019-04-03 Tord Ekelof , Marcos Dracos

In this paper, we propose to combine two promising research topics in accelerator physics, i.e., optical stochastic cooling (OSC) and steady-state microbunching (SSMB). The motivation is to provide a powerful radiation source which could…

Accelerator Physics · Physics 2024-07-24 Xiujie Deng

We have constructed a new laser-Compton-scattering facility, called the LEPS2 beamline, at the 8-GeV electron storage ring, SPring-8. This facility provides a linearly polarized photon beam in a tagged energy range of 1.3--2.4 GeV. Thanks…

The aim of this short note is to present an option for a source of ultracold neutrons (UCNs), which could profit from the pulse time-structure of the future ESS spallation neutron source in Lund, and thus which could produce a very high UCN…

Instrumentation and Detectors · Physics 2014-05-30 Valery V. Nesvizhevsky

Two injector accelerator options for HE-LHC of p+ - p+ collisions at 33 TeV cms energy are briefly outlined. One option is based on the Super-SPS (S-SPS) [1] accelerator in the SPS tunnel, and the other one is based on the LER…

Accelerator Physics · Physics 2011-08-09 Henryk Piekarz

In this paper, we review and compare HPM sources operating without a magnetic field to guide the electron beam that are capable of producing high-power microwave (HPM) pulses with a duration of about 100 ns. The proposed analysis summarizes…

Accelerator Physics · Physics 2022-11-11 S. Anishchenko , V. Baryshevsky , A. Gurinovich , E. Gurnevich , P. Molchanov , A. Rouba

The long (3ms) proton pulse of the European Spallation Source (ESS) gives rise to unique and potentially high backgrounds for the instrument suite. In such a source an instrument capabilities will be limited by it's Signal to Noise (S/N)…

Instrumentation and Detectors · Physics 2015-12-15 V. Santoro , X. X. Cai , D. D. DiJulio , S. Ansell , P. M. Bentley