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Related papers: Analysis of Proton Bunch Parameters in the AWAKE E…

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We explore the role of the background plasma ion motion in self-modulated plasma wakefield accelerators. We employ J. Dawson's plasma sheet model to derive expressions for the transverse plasma electric field and ponderomotive force in the…

Plasma Physics · Physics 2014-09-16 J. Vieira , R. A. Fonseca , W. B. Mori , L. O. Silva

Determining the inner structure of protons and nuclei in terms of their fundamental constituents has been one of the main tasks of high energy nuclear and particle physics experiments. This quest started as a mapping of the (average) parton…

High Energy Physics - Phenomenology · Physics 2020-08-05 Heikki Mäntysaari

We briefly compare in numerical simulations the relativistic ionization front and electron bunch seeding of the self-modulation of a relativistic proton bunch in plasma. When parameters are such that initial wakefields are equal with the…

Accelerator Physics · Physics 2020-12-30 P. Muggli , P. I. Morales Guzman , A. -M. Bachmann , M. Huether , M. Moreira , M. Turner , J. Vieira

Theoretical studies have been made into the relativistic drive bunch generation of a wakefield in a cylindrical waveguide filled with a transversely inhomogeneous plasma. According to the model used, the transversely inhomogeneous plasma is…

Accelerator Physics · Physics 2025-06-23 K. V. Galaydych , P. I. Markov , G. V. Sotnikov

Recent simulations have shown that a high-energy proton bunch can excite strong plasma wakefields and accelerate a bunch of electrons to the energy frontier in a single stage of acceleration. This scheme could lead to a future $ep$ collider…

Accelerator Physics · Physics 2014-07-09 M. Wing , G. Xia , O. Mete , A. Aimidula , C. Welsch , S. Chattopadhyay , S. Mandry

Deep inelastic electron-proton scattering is analyzed in the target rest frame using a theoretical approach suitable to describe many-body systems of {\em bound} constituents subject to {\em interactions}. At large three-momentum transfer…

Nuclear Theory · Physics 2016-11-23 Omar Benhar

A very simple formula is presented that relates the logarithm of the half-life, corrected by the centrifugal barrier, with the Coulomb parameter in proton decay processes. The corresponding experimental data lie on two straight lines which…

Nuclear Theory · Physics 2009-11-11 D. S. Delion , R. J. Liotta , R. Wyss

In a single-particle detection experiment, a wavefront impinges on a detector but observers only see a point response. The extent of the wavefront becomes evident only in statistical accumulation of many independent detections, with…

Quantum Physics · Physics 2017-06-26 Jonathan F. Schonfeld

The wake induced in a hot QCD medium by a high momentum parton (jet precursor) is calculated in the framework of linear response theory. Two different scenarios are discussed: a weakly coupled quark gluon plasma (pQGP) as described by…

High Energy Physics - Phenomenology · Physics 2016-08-16 Jörg Ruppert

Recent studies have shown that the aggregated dynamic flexibility of an ensemble of thermostatic loads can be modeled in the form of a virtual battery. The existing methods for computing the virtual battery parameters require the knowledge…

Machine Learning · Computer Science 2018-10-11 Indrasis Chakraborty , Sai Pushpak Nandanoori , Soumya Kundu

A stationary wave solution is obtained for the proton driven plasma wake field accelerator (PDPWFA). The wake field excitation by trains of equidistant proton microbunches produced due to self modulational instability has been discussed.…

Plasma Physics · Physics 2020-04-09 Mithun Karmakar , Sudip Sengupta , Nikhil Chakrabarti

A large set of data on proton-proton differential cross sections, analyzing powers and the double polarization parameter A_NN is analyzed employing the Regge formalism. We find that the data available at proton beam momenta from 3 GeV/c to…

High Energy Physics - Phenomenology · Physics 2014-11-20 A. Sibirtsev , J. Haidenbauer , H. -W. Hammer , S. Krewald , U. -G. Meißner

Ultra-weak photon emission (UPE) from living systems is widely hypothesized to reflect un-derlying self-organization and long-range coordination in biological dynamics. However, distin-guishing biologically driven correlations from trivial…

Biological Physics · Physics 2025-11-17 M. Benfatto , L. De Paolis , L. Tonello , P. Grigolini

A model proton wave function, constructed using Poincare invariance, and constrained by recent electromagnetic form factor data, is used to study the shape of the proton. Spin-dependent quark densities are defined as matrix elements of…

Nuclear Theory · Physics 2009-11-10 Gerald A. Miller

An electron bunch passing through dielectric-lined waveguide generates $\check{C}$erenkov radiation that can result in high-peak axial electric field suitable for acceleration of a subsequent bunch. Axial field beyond Gigavolt-per-meter are…

Accelerator Physics · Physics 2012-10-11 D. Mihalcea , P. Piot , P. Stoltz

In the past, calculation of wakefields generated by an electron bunch propagating in a plasma has been carried out in linear approximation, where the plasma perturbation can be assumed small and plasma equations of motion linearized. This…

Accelerator Physics · Physics 2018-04-11 G. Stupakov

A long, narrow, relativistic charged particle bunch propagating in plasma is subject to the self-modulation (SM) instability. We show that SM of a proton bunch can be seeded by the wakefields driven by a preceding electron bunch. SM timing…

Plasma Physics · Physics 2022-07-08 L. Verra

In plasma-based acceleration, an ultra-relativistic particle bunch$\unicode{x2014}$or an intense laser beam$\unicode{x2014}$is used to expel electrons from its propagation path, forming a wake that is devoid of electrons. The ions, being…

Topologically ordered phase has emerged as one of most exciting concepts that not only broadens our understanding of phases of matter, but also has been found to have potential application in fault-tolerant quantum computation. The direct…

Quantum Physics · Physics 2016-06-01 Zhihuang Luo , Chao Lei , Jun Li , Xinfang Nie , Zhaokai Li , Xinhua Peng , Jiangfeng Du

Building a scalable quantum computer requires developing appropriate models to understand and verify its complex quantum dynamics. We focus on superconducting quantum processors based on transmons for which full numerical simulations are…

Quantum Physics · Physics 2018-02-28 Nicolas Didier , Eyob A. Sete , Marcus P. da Silva , Chad Rigetti