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Related papers: Emittance Measurements with Wire Scanners in the F…

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The Fermilab Linac is a roughly 145 meter linear accelerator that accelerates H- beam from 750 keV to 400 MeV and provides beam for the Booster and the rest of the accelerator chain. The first section of the Linac is a Drift-Tube Linac…

Accelerator Physics · Physics 2023-05-25 J. Stanton , R. Sharankova , K. Seiya , M. Wesley

The Fermilab Linac delivers a variable intensity, 400-MeV beam to the The MuCool Test Area experimental hall via a beam line specifically designed to facilitate measurements of the Linac beam emittance and properties. A 10 m,…

Accelerator Physics · Physics 2013-01-30 F. G. G. Garcia , C. Johnstone , T. Kobilarcik , G. M. Koizumi , C. D. Moore , D. L. Newhart

The Fermilab Linac delivers 400MeV, 25mA H$^-$; beam. The longitudinal bunch parameters are reconstructed using a Bunch Shape Monitor (BSM) installed in the middle of the Linac. For that, the bunch length is measured as a function of the…

Accelerator Physics · Physics 2025-09-18 R. Sharankova , J-P. Carneiro , E. Chen , A. Shemyakin

Increasing the Fermilab Main Injector (MI) beam power above ~1.2 MW requires replacement of the 8 GeV Booster by a higher intensity alternative. Earlier, rapid-cycling synchrotron and linac solutions were considered for this purpose. In…

Accelerator Physics · Physics 2023-08-15 D. Neuffer , S. Belomestnykh , M. Checchin , D. Johnson , S. Posen , E. Pozdeyev , V. Pronskikh , A. Saini , N. Solyak , V. Yakovlev

The closed-off structure of the Fermilab Drift Tube Linac precludes a robust array of instrumentation from directly monitoring the H- beam that is accelerated from 750 keV to 116 MeV. To improve beam tuning and operational assessment of…

Accelerator Physics · Physics 2025-11-25 E. V. Chen , A. L. Saewert , R. V. Sharankova

The MTA beam line has been specifically designed to facilitate measurements of the Fermilab Linac beam emittance and properties utilizing a long, 10m, element-free straight. Linac beam is extracted downstream of the 400-MeV electrostatic…

Accelerator Physics · Physics 2012-09-26 C. Johnstone

The current program at Fermilab involves the construction of a new superconducting linear accelerator (LINAC) to replace the existing warm version. The new LINAC, together with other planned improvements, is in support of proton beam…

Accelerator Physics · Physics 2023-10-03 R. Thurman-Keup , T. Folan , M. Mwaniki , S. Sas-Pawlik

The Fermilab Linac accepts the 0.75 MeV H- ions from the front end and accelerates them to 400 MeV for injection into the Booster. Day-to-day drifts of the longitudinal trajectory in the Linac, reconstructed from phase readings of Beam…

Accelerator Physics · Physics 2023-12-14 Sheldon Rego , Ralitsa Sharankova , Alexander Shemyakin

The Fermi National Accelerator Laboratory (Fermilab) Linac accepts 750 keV H- ions from the front end and accelerates them to 400 MeV for injection into the Booster rapid cycling synchrotron. Day-to-day drifts in the beam longitudinal…

Accelerator Physics · Physics 2024-07-25 R. Sharankova , A. Shemyakin , S. Rego

The peak current limit for the Fermilab Linac was recently studied. The purpose was to learn what components of the present Linac can be used for the first stage of a proposed proton driver[1]. For this application the Linac must provide a…

Accelerator Physics · Physics 2007-05-23 M. Popovic , L. Allen , A. Moretti , E. McCrory , C. W. Schmidt , T. Sullivan

We report results of the beam commissioning and first operation of the 1.3 GHz superconducting RF electron linear accelerator at Fermilab Accelerator Science and Technology (FAST) facility. Construction of the linac was completed and the…

The wire scanners are used for a measurement of the very small beam size and the emittance in Accelerator Test Facility (ATF). They are installed in the extraction beam line of ATF damping ring. The extracted beam emittance are ex=1.3x10-9…

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

Fermilab is planning the construction of a prototype front end of the Project X linac. The Project X Injector Experiment (PXIE) is expected to accelerate 1 mA cw H- beam up to 30 MeV. Some of the major goals of the project are to test a cw…

Accelerator Physics · Physics 2013-01-30 V. A. Lebedev , A. V. Shemyakin , J. Steimel , M. Wendt , B. M. Hanna , L. R. Prost , V. E. Scarpine

The Side-Coupled Linac (SCL) section of the FNAL linac accelerates the beam from 117 MeV to 401.5 MeV, operating at 22-24 mA beam current. Transverse focusing is performed by 32 quadrupoles, and the beam orbit is guided by 19 dipole…

Accelerator Physics · Physics 2025-09-18 J. -P. Carneiro , E. Chen , A. Pathak , R. Sharankova , A. Shemyakin

PIP-II is the Fermilab's flagship project for providing powerful, high-intensity proton beams to the laboratory's experiments. The heart of PIP-II is an 800-MeV superconducting linac accelerator. It will be located in a new tunnel with new…

Accelerator Physics · Physics 2018-06-18 L. Lari , F. Cerutti , L. S. Esposito , C. Baffes , S. J. Dixon , N. V. Mokhov , I. Rakhno , I. S. Tropin

The PLS-II has a 100 MeV pre-injector for the 3 GeV Linac. A thermionic gun produces electron charge of 200 pC with a bunch duration of 500 ps by a 250 ps triggering pulser. At the pre-injector, one of the most important beam parameters to…

Accelerator Physics · Physics 2016-11-03 Byung-Joon Lee , Ilmoon Hwang , Chong do Park , SomJai Chunjarean , Changbum Kim

PIP-II is an essential upgrade of the Fermilab complex that will enable the worlds most intense high-energy beam of neutrinos for the international Deep Underground Neutrino Experiment at LBNF and support a broad physics program at…

Accelerator Physics · Physics 2022-09-07 Abhishek Pathak , Eduard Pozdeyev

Within the framework of the LHC Injector Upgrade (LIU), the new LINAC4 is currently being commissioned to replace the existing LINAC2 proton source at CERN. After the expected completion at the end of 2016, the LINAC4 will accelerate H-…

Accelerator Physics · Physics 2016-08-24 T. Hofmann , G. E. Boorman , A. Bosco , E. Bravin , S. M. Gibson , K. O. Kruchinin , U. Raich , F. Roncarolo , F. Zocca

Superconducting linacs are capable of producing intense, stable, high-quality electron beams that have found widespread applications in science and industry. The 9-cell 1.3-GHz superconducting standing-wave accelerating RF cavity originally…

Accelerator Physics · Physics 2017-04-25 A. Halavanau , N. Eddy , D. Edstrom , E. Harms , A. Lunin , P. Piot , A. Romanov , J. Ruan , N. Solyak , V. Shiltsev

Following the PIP-II 800 MeV Linac, Fermilab will need an accelerator that extends from that linac to the MI injection energy of ~8 GeV, completing the modernization of the Fermilab high-intensity accelerator complex. This will maximize the…

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