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Related papers: Fast Bunch Integrators at Fermilab During Run II

200 papers

The performance of the Tevatron collider demonstrated continuous growth over the course of Run II, with the peak luminosity reaching 4\times1032 cm-2 s-1, and the weekly integration rate exceeding 70 pb-1. This report presents a review of…

Accelerator Physics · Physics 2012-02-27 A. Valishev

Fermilab Booster synchrotron requires an intensity upgrade from 4.5x1012 to 6.5x1012 protons per pulse as a part of Fermilab's Proton Improvement Plan-II (PIP-II). One of the factors which may limit the high-intensity performance is the…

Accelerator Physics · Physics 2023-07-21 S. A. K. Wijethunga , N. Eddy , J. Eldred , C. Y. Tan , B. Fellenz , E. Pozdeyev , R. V. Sharankova

Over the past decade, Fermilab has focused efforts on the intensity frontier physics and is committed to increase the average beam power delivered to the neutrino and muon programs substantially. Many upgrades to the existing injector…

Accelerator Physics · Physics 2015-10-29 C. M. Bhat

For Project X, it is planned to inject a beam of 3x10**11 particles per bunch into the Main Injector. Therefore, at 8-GeV, there will be increased space charge tune shifts and an increased incoherent tune spread. In preparation for these…

Accelerator Physics · Physics 2013-01-30 D. J. Scott , D. Capista , I. Kourbanis , K. Seiya , M. -J. Yang

The Fermilab Booster uses multi-turn beam injection with all its cavities phased such that beam sees a net zero RF voltage even when each station is at the same maxi-mum voltage. During beam capture the RF voltage is increased slowly by…

In preparation for PIP-II, there has been interest in running the Fermilab Booster at a higher current more indicative of the PIP-II era operation. In July 2023, an experiment was performed to study collective instabilities over the…

Accelerator Physics · Physics 2024-06-24 M. Balcewicz , J. Eldred

Ionization profile monitors (IPMs) are used in the Fermilab Main Injector (MI) to monitor injection lattice matching by measuring turn-by-turn sigmas at injection and to measure transverse emittance of the beam during the acceleration…

The CMS Beam Conditions and Radiation Monitoring System, BRM, will support beam tuning, protect the CMS detector from adverse beam conditions, and measure the accumulated dose close to or inside all sub-detectors. It is composed of…

Instrumentation and Detectors · Physics 2014-11-20 A. Bell , E. Castro , R. Hall-Wilton , W. Lange , W. Lohmann , A. Macpherson , M. Ohlerich , N. Rodriguez , V. Ryjov , R. S. Schmidt , R. L. Stone

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…

The Main Injector (MI) was commissioned using data acquisition systems developed for the Fermilab Main Ring in the 1980s. New VME-based instrumentation was commissioned in 2006 for beam loss monitors (BLM)[2], which provided a more…

The Fermilab Accelerator Science and Technology (FAST) Facility at FNAL is a dedicated research and development center focused on advancing particle accelerator technologies for future applications worldwide. Currently, a key objective of…

Accelerator Physics · Physics 2025-11-26 Daniel R. MacLean , Dean R. Edstrom

The CMS beam and radiation monitoring subsystem BCM1F (Fast Beam Condition Monitor) consists of 8 individual diamond sensors situated around the beam pipe within the pixel detector volume, for the purpose of fast bunch-by-bunch monitoring…

This paper introduces a new method for stacking beams in the longitudinal phase space. It uses RF barriers to confine and compress beams in an accelerator, provided that the machine momentum acceptance is a few times larger than the…

Accelerator Physics · Physics 2007-05-23 Weiren Chou , Akira Takagi

The planned neutrino program at Fermilab requires large proton beam intensities in excess of 2 MW. Measuring the transverse profiles of these high intensity beams is challenging and often depends on non-invasive techniques. One such…

Accelerator Physics · Physics 2015-11-09 R. Thurman-Keup , M. Alvarez , J. Fitzgerald , C. Lundberg , P. Prieto , M. Roberts , J. Zagel , W. Blokland

Bunch-by-bunch longitudinal diagnostics is a key issue of modern accelerators. To face up this challenging demand, tests of mid-IR compact uncooled photoconductive HgCdTe detectors have been recently performed at DAFNE. Different devices…

The Recycler Ring at Fermilab uses a barrier rf system for all of its rf manipulations. In this paper, I will give an overview of historical perspective on barrier rf systems, the longitudinal beam dynamics issues, aspects of rf…

Accelerator Physics · Physics 2012-08-30 C. M. Bhat

Integrable optics is an innovation in particle accelerator design that potentially enables a greater betatron tune spread and damps collective instabilities. An integrable rapid-cycling synchrotron (RCS) would be an effective replacement…

Accelerator Physics · Physics 2017-04-05 Jeffrey Eldred , Alexander Valishev

The Proton Improvement Plan, Stage Two (PIP-II) is a program of upgrades proposed for the Fermilab injection complex, which central part is an 800 MeV, 2 mA CW SRF linac. A prototype of the PIP-II linac front end called PIP-II Injector Test…

Accelerator Physics · Physics 2018-08-28 A. Shemyakin , J. -P. Carneiro , B. Hanna , V. Lebedev , L. Prost , A. Saini , V. Scarpine , V. L. S. Sista , C. Richard

The physics program at the Fermilab Tevatron Collider will continue to explore the high energy frontier of particle physics until the commissioning of the LHC at CERN. The luminosity increase provided by the Main Injector will require…

Instrumentation and Detectors · Physics 2008-11-26 S. Kuhlmann , H. Frisch , M. Cordelli , J. Huston , R. Miller , S. Lami , R. Paoletti , N. Turini , M. Iori , D. Toback , T. Ukegawa

In order to double the positron injection rate into the KEKB ring, a two-bunch acceleration scheme has been studied at the linac, in which bunches separated by 96 ns are accelerated in 50 Hz. In this scheme the stabilization of energy and…

Accelerator Physics · Physics 2010-11-15 K. Furukawa , N. Kamikubota , T. Suwada , T. Obata