English
Related papers

Related papers: Third Interger Resonance Slow Extraction Using RFK…

200 papers

The extension of nonlinear spectroscopic techniques into the x-ray domain is in its infancy but holds the promise to provide unique insight into the dynamics of charges in photoexcited processes, which are of fundamental as well as applied…

Deploying massive number of antennas at the base station side can boost the cellular system performance dramatically. Meanwhile, it however involves significant additional radio-frequency (RF) front-end complexity, hardware cost and power…

Information Theory · Computer Science 2018-05-09 Zhiyuan Jiang , Sheng Zhou , Zhisheng Niu

We discuss the principle possibility of stripping extraction in combination with reverse bends in isochronous separate sector cyclotrons (and/or FFAGs). If one uses reverse bends between the sectors (instead of drifts) and places stripper…

Accelerator Physics · Physics 2013-10-28 C. Baumgarten

Charged particles scattering on moving inhomogenities of the magnetised interstellar medium can gain energy through the process of second-order Fermi acceleration. This energy gain depletes in turn the magnetic wave spectrum around the…

High Energy Astrophysical Phenomena · Physics 2020-10-14 M. Kachelriess , J. Tjemsland

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

The Muon-to-Electron (Mu2e) experiment at Fermilab, will seek the evidence of direct muon to electron conversion at the sensitivity level where it cannot be explained by the Standard Model. An 8-GeV 25-kW proton beam will be directed onto a…

Accelerator Physics · Physics 2012-02-20 V. S. Pronskikh , V. V. Kashikhin , N. V. Mokhov

Many important phenomena in quantum devices are dynamic, meaning that they cannot be studied using time-averaged measurements alone. Experiments that measure such transient effects are collectively known as fast readout. One of the most…

We are commissioning a 2.5-MeV proton beam for the Integrable Optics Test Accelerator at Fermilab, allowing experiments in the strong space-charge regime with incoherent betatron tune shifts nearing 0.5. Accurate modelling of space-charge…

Accelerator Physics · Physics 2024-06-03 N. Banerjee , A. Romanov , M. Wallbank

The next generation of lepton flavor violation experiments need high intensity and high quality muon beams. Production of such beams requires sending a short, high intensity proton pulse to the pion production target, capturing pions and…

Mechanical resonators operating in the high-frequency regime have become a versatile platform for fundamental and applied quantum research. Their exceptional properties, such as low mass and high quality factor, make them also very…

Mesoscale and Nanoscale Physics · Physics 2023-11-29 Diego A. Visani , Letizia Catalini , Christian L. Degen , Alexander Eichler , Javier del Pino

The potentially realizable beam power at the Fermilab long-baseline neutrino program has motivated a reinvigorated design and optimization effort for a rapid-cycling synchrotron (RCS) intensity upgrade of the Fermilab proton complex. We…

Accelerator Physics · Physics 2020-01-17 Jeffrey Eldred

Radio Frequency Interference (RFI), the presence of artificial and/or terrestrial signals in astronomical data, poses a great challenge to the search for pulsars and radio transients, such as Rotating Radio Transients (RRATs) and Fast Radio…

Instrumentation and Methods for Astrophysics · Physics 2026-01-15 R. S. Hombal , L. Levin , B. W. Stappers , M. Droog , A. Karastergiou , D. Lumbaa , M. B. Mickaliger , A. Naidu , K. M. Rajwade , J. Sepulveda , B. Shaw , S. Singh , T. Prabu

We investigate the feasibility of measuring the proton charge radius through dimuon photoproduction off a proton target. Our findings indicate that the Bethe-Heitler mechanism, which dominates at small momentum transfers, allows for an…

High Energy Physics - Phenomenology · Physics 2024-09-19 Yong-Hui Lin , Feng-Kun Guo , Ulf-G. Meißner

We propose a theoretical framework for the detection of order parameter fluctuations in three dimensions using ultrafast coherent phonon spectroscopy. We focus our attention on long wavelength charge density fluctuations (plasmons), and…

Strongly Correlated Electrons · Physics 2019-07-03 Chandan Setty , Kridsanaphong Limtragool , Byron Freelon , Philip W. Phillips

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 2018-03-06 R. Thurman-Keup , M. Alvarez , J. Fitzgerald , C. Lundberg , P. Prieto , J. Zagel , W. Blokland

The Fourier transform of the observed magnetic quantum oscillations (MQO) in YBa$_{2}$Cu$_{3}$O$_{6+\delta }$ high-temperature superconductors has a prominent low-frequency peak with two smaller neighbouring peaks. The separation and…

Superconductivity · Physics 2017-10-27 Pavel D. Grigoriev , Timothy Ziman

IsoDAR is a novel experiment designed to measure neutrino oscillations through $\bar{\nu}_e$ disappearance, thus providing a definitive search for sterile neutrinos. In order to generate the necessary anti-neutrino flux, a high intensity…

Accelerator Physics · Physics 2015-07-28 Daniel Winklehner , Robert Hamm , Jose Alonso , Janet Conrad

An overview is given of the methods and preliminary results from dedicated beam studies on three topics conducted over five days in July 2023. In the first study, the Fermilab Booster magnets were held constant at magnetic fields…

Accelerator Physics · Physics 2024-08-20 Jeffrey Eldred , Michael Balcewicz , Frank Schmidt , Benjamin Simons

Radiative corrections to elastic electron-proton scattering are analyzed in effective field theory. A new factorization formula identifies all sources of large logarithms in the limit of large momentum transfer, $Q^2\gg m_e^2$. Explicit…

High Energy Physics - Phenomenology · Physics 2017-01-11 Richard J. Hill

Extracting the proton charge radius from electron scattering data requires determining the slope of the charge form factor at $Q^2$ of zero. But as experimental data never reach that limit, numerous methods for making the extraction have…