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Related papers: Crab Waist Collision Studies for e+e- Factories

200 papers

The Electron-Ion Collider (EIC) plans to utilize the local crabbing crossing scheme. This paper explores the feasibility of adopting a single crab cavity with adjusted voltage, inspired by the successful global crabbing scheme in KEKB, to…

Accelerator Physics · Physics 2024-05-15 Derong Xu , Yun Luo , Daniel Marx , Christoph Montag

The Frascati Phi-factory DAFNE has successfully completed experimental runs for the three main detectors, KLOE, FINUDA and DEAR. The best peak luminosity achieved so far is 1.6x10^32 cm-2s-1, while the best daily integrated luminosity is 10…

Accelerator Physics · Physics 2019-08-14 M. Zobov

In DAFNE, the Frascati $e^+e^-$ collider operating since 1998, an innovative collision scheme, the crab waist, has been successfully implemented during the years 2008-09. During operations for the Siddharta experiment an unusual synchrotron…

Accelerator Physics · Physics 2020-04-28 Alessandro Drago , Mikhail Zobov , Dmitry Shatilov , Pantaleo Raimondi

We applied Frequency Map Analysis (FMA) - a method that is widely used to explore dynamics of Hamiltonian systems - to beam-beam effects study. The method turned out to be rather informative and illustrative in the case of a novel Crab…

Accelerator Physics · Physics 2013-05-29 D. Shatilov , E. Levichev , E. Simonov

Flat hadron beam collisions, though expected to enhance peak luminosity by about an order of magnitude, have not yet been demonstrated. Our study reveals a critical limitation: realistic fluctuations, when amplified by synchro-betatron…

Since April 2020, the SuperKEKB has been operating with the crab waist scheme. The luminosity record achieved in June 2022 was $4.71 \times 10^{34} \text{ cm}^{-2}\text{s}^{-1}$, which overtook its predecessor KEKB by more than a factor of…

Accelerator Physics · Physics 2023-06-06 Demin Zhou , Kazuhito Ohmi , Yoshihiro Funakoshi , Yukiyoshi Ohnishi

In DA{\Phi}NE, the Frascati e+/e- collider, the crab waist collision scheme has been successfully implemented in 2008 and 2009. During the collision operations for Siddharta experiment, an unusual synchrotron damping effect has been…

Accelerator Physics · Physics 2015-05-19 A. Drago , P. Raimondi , M. Zobov , Dmitry Shatilov

The efficiency of colliders for physics is largely determined by their luminosity, while most of the energy consumed by high-energy $e^+e^-$ colliders is proportional to the total beam current. Thus, the energy efficiency is mainly…

Accelerator Physics · Physics 2022-10-03 Dmitry Shatilov

Recently the peak luminosity achieved on the DA{\Phi}NE collider has been improved by almost a factor three by implementing a novel collision scheme based on large Piwinski angle and Crab-Waist. This encouraging result opened new…

Crab cavities have been proposed for a wide number of accelerators and interest in crab cavities has recently increased after the successful operation of a pair of crab cavities in KEK-B. In particular crab cavities are required for both…

The international Future Circular Collider (FCC) study aims at a design of $pp$, $e^+e^-$, $ep$ colliders to be built in a new 100 km tunnel in the Geneva region. The $e^+e^-$ collider (FCC-ee) has a centre of mass energy range between 90…

We quantify the discovery potential of future multi-TeV plasma wakefield colliders for new electroweak multiplets. We include beam-beam effects through realistic luminosity spectra, comparing five collider configurations: $e^+e^-$ and…

High Energy Physics - Phenomenology · Physics 2025-12-12 So Chigusa , Simon Knapen , Toby Opferkuch , Inbar Savoray , Christiane Scherb , Weishuang Linda Xu

Mitigation of beam backgrounds via collimators is critical for the success of the Belle~II experiment at the SuperKEKB electron-positron collider. We report on an improved simulation methodology, which includes a refined physical…

Accelerator Physics · Physics 2021-08-18 A. Natochii , S. E. Vahsen , H. Nakayama , T. Ishibashi , S. Terui

A highly efficient, fully parallelized, six-dimensional tracking model for simulating interactions of colliding hadron beams in high energy ring colliders and simulating schemes for mitigating their effects is described. The model uses the…

Accelerator Physics · Physics 2011-05-25 Hyung J. Kim , Tanaji Sen

The CLIC machine incorporates a 20 mrad crossing angle at the IP to aid the extraction of spent beams. In order to recover the luminosity lost through the crossing angle a crab cavity is proposed to rotate the bunches prior to collision.…

Accelerator Physics · Physics 2009-03-13 G. Burt , P. K. Ambattu , A. C. Dexter , T. Abram , V. Dolgashev , S. Tantawi , R. M. Jones

Several proposals exist for future circular electron-positron colliders designed for precise measurements of the Higgs boson characteristics and electroweak processes. At very high energies, synchrotron radiation of the particles in a…

Accelerator Physics · Physics 2015-06-17 A. Bogomyagkov , E. Levichev , D. Shatilov

The emittance growth in the HL-LHC due to beam-beam effects is examined by virtue of strong-strong computer simulations. A model of the transverse damper and the noise level have been tuned to simulate the emittance growth in the present…

Accelerator Physics · Physics 2014-10-23 S. Paret , J. Qiang

DAFNE is the electron-positron collider operating at the energy of Phi-resonance, 1 GeV in the center of mass. The presently achieved luminosity is by about two orders of magnitude higher than that obtained at other colliders ever operated…

Accelerator Physics · Physics 2018-02-14 Mikhail Zobov

The Supper Proton-Proton Collider is a next-generation hadron collider that is now being designed. A baseline design aims for a peak luminosity of about 1*10^35 cm^-2 s^-1. The focus of this article is the effect of beam-beam interactions…

Accelerator Physics · Physics 2020-06-03 Li-Jiao Wang , Tanaji Sen , Jing-Yu Tang

An analytical investigation of beamstrahlung-induced blow-up in Gaussian beams with arbitrary dimensions is presented, using various approximations for the strength of the hourglass effect and crab waist scheme. The results, applied to the…

Accelerator Physics · Physics 2024-04-16 Khoi Le Nguyen Nguyen , Xavier Buffat , Peter Kicsiny , Tatiana Pieloni