English
Related papers

Related papers: The FNAL injector upgrade

200 papers

Normal conducting linear particle accelerators consist of multiple rf stations with accelerating structure cavities. Low-level rf (LLRF) systems are employed to set the phase and amplitude of the field in the accelerating structure, and to…

Accelerator Physics · Physics 2025-04-14 C. Liu , L. Ruckman , R. Herbst , D. Palmer , V. Borzenets , A. Dhar , D. Amirari , R. Agustsson , R. Berry , E. Nanni

Sensitive Radio-Frequency (RF) magnetometers that can detect oscillating magnetic fields at the femtotesla level are needed for demanding applications such as Nuclear Quadrupole Resonance (NQR) spectroscopy. RF magnetometers based on…

We perform a comparative study between the only radio detected Type I superluminous supernova (SLSN) PTF10hgi, and the most active repeating fast radio burst FRB121102. This study has its root in the hypothesized FRB-SLSN connection that…

High Energy Astrophysical Phenomena · Physics 2020-09-09 Surajit Mondal , Apurba Bera , Poonam Chandra , Barnali Das

This Document contains a complete technical description of the system devoted to the upgrade of the STAR Linear Accelerator (STAR Linac). According to the Contract signed between Universita della Calabria (UniCal) and Istituto Nazionale di…

A new beam injection scheme is proposed for the Fermilab Booster to increase beam brightness. The beam is injected on the deceleration part of the sinusoidal magnetic ramp and capture is started immediately after the injection. During the…

Accelerator Physics · Physics 2015-04-28 C. M. Bhat

The Los Alamos Neutron Science Center (LANSCE) accelerator at Los Alamos National Laboratory (LANL) has been in service for over 50 years. Efforts to update and modernize crucial systems, many of which are origi-nal, are ongoing. This paper…

Accelerator Physics · Physics 2023-11-10 A. Poudel , J. Medina , J. O'Hara , H. Salazar , J. Montross

We have commissioned the digital Low Level RF (LLRF) system for storage ring RF at Advanced Light Source at Lawrence Berkeley National Lab (LBNL). The system is composed of 42 synchronous sampling channels for feedback control, diagnostics,…

High-frequency linear accelerators are very suitable for carbon ion therapy, thanks to the reduced operational costs and the high beam quality with respect to synchrotrons, which are presently the only available technology for this…

Accelerator Physics · Physics 2021-01-05 Vittorio Bencini , Hermann W. Pommerenke , Alexej Grudiev , Alessandra M. Lombardi

Test beam and irradiation facilities are the key enabling infrastructures for research in high energy physics (HEP) and astro-particles. In the last 11 years the Beam-Test Facility (BTF) of the DA{\Phi}NE accelerator complex in the Frascati…

The spin Hall effect is a celebrated phenomenon in spintronics and magnetism that has found numerous applications in digital electronics (memory and logic), but very few in analog electronics. Practically, the only analog application in…

Mesoscale and Nanoscale Physics · Physics 2024-08-19 Raisa Fabiha , Pratap Kumar Pal , Michael Suche , Amrit Kumar Mondal , Erdem Topsakal , Anjan Barman , Supriyo Bandyopadhyay

In order to develop an RF cavity that is applicable for a muon beam cooling channel, a new facility, called Mucool Test Area (MTA) has been built at Fermilab. MTA is a unique facility whose purpose is to test RF cavities in various…

Accelerator Physics · Physics 2019-08-15 Katsuya Yonehara

DCLS (Dalian Coherent Light Source) is an FEL (Free-Electron Laser) user facility at EUV (Extreme Ultraviolet). The primary accelerator of DCLS operates at a repetition rate of 20 Hz, and the beam is divided at the end of the linear…

Accelerator Physics · Physics 2023-11-17 H. L. Ding , J. F. Zhu , H. K. Li , J. W. Han , X. W. Dai , J. Y. Yang , W. Q. Zhang

Since 2001, the SPIRAL 1 facility has been one of the pioneering facilities in ISOL techniques for reaccelerating radioactive ion beams: the fragmentation of the heavy ion beams of GANIL on graphite targets and subsequent ionization in the…

In this paper, a new generation of magnet-free circulators with high performance is proposed. Circulators are crucial devices in modern communication systems due to their ability to enable full-duplexing and double the spectral efficiency…

Signal Processing · Electrical Eng. & Systems 2020-02-19 Yao Yu , Giuseppe Michetti , Michele Pirro , Ahmed Kord , Dimitrios Sounas , Zhicheng Xiao , Cristian Cassella , Andrea Alu , Matteo Rinaldi

Two barrier RF systems were fabricated, tested and installed in the Fermilab Main Injector. Each can provide 8 kV rectangular pulses (the RF barriers) at 90 kHz. When a stationary barrier is combined with a moving barrier, injected beams…

Accelerator Physics · Physics 2010-01-18 W. Chou , D. Capista , J. Griffin , K-Y. Ng , D. Wildman

As part of a National Cancer Institute contract to develop a compact source of monoenergetic X-rays via Compton backscattering, we have completed the design and construction of a 5.5 cell Photoinjector operating at 11.424 GHz. Successful…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. E. Vlieks , G. Caryotakis , R. Loewen , D. Martin , A. Menegat , E. Landahl , C. DeStefano , B. Pelletier , N. C. Luhmamm

This letter presents the experimental demonstration of a film bulk acoustic resonator (FBAR) circulator at 2.5 GHz. The circulator is based on spatio-temporal modulation of the series resonant frequency of FBARs using varactors and exhibits…

Signal Processing · Electrical Eng. & Systems 2018-04-18 Mert M. Torunbalci , Trevor J. Odelberg , Suresh Sridaran , Richard C. Ruby , Sunil A. Bhave

A fast-switching, high-repetition-rate magnet and power supply have been developed for and operated at TRIUMF, to deliver a proton beam to the new ultracold neutron (UCN) facility. The facility possesses unique operational requirements: a…

We update our former analysis of the Nuclear Modification Factors (NMF) for different hadron species at RHIC and LHC. This update is motivated by the new experimental data from STAR which presents differences with the preliminary data used…

High Energy Physics - Phenomenology · Physics 2007-08-01 L. Maiani , A. D. Polosa , V. Riquer , C. A. Salgado

High-power multi-beam klystrons represent a key component to amplify RF to generate the accelerating field of the superconducting radio frequency (SRF) cavities at European XFEL. Exchanging these high-power components takes time and effort,…

Accelerator Physics · Physics 2024-05-22 Antonin Sulc , Annika Eichler , Tim Wilksen
‹ Prev 1 8 9 10 Next ›