Beam energy
View article: High Energy Physics "Anomalies" Explained by the Duke Equation From Synchrotron Radiation to Catastrophic Beam Failure.
High Energy Physics "Anomalies" Explained by the Duke Equation From Synchrotron Radiation to Catastrophic Beam Failure. Open
We show how the Duke (Prince) equation λ = h/p explains numerous high-energy physics phenomena typically labeled as “anomalies” or requiring complex explanations. These include synchrotron radiation patterns, beam saturation, pre-collision…
View article: High Energy Physics "Anomalies" Explained by the Duke Equation From Synchrotron Radiation to Catastrophic Beam Failure.
High Energy Physics "Anomalies" Explained by the Duke Equation From Synchrotron Radiation to Catastrophic Beam Failure. Open
We show how the Duke (Prince) equation λ = h/p explains numerous high-energy physics phenomena typically labeled as “anomalies” or requiring complex explanations. These include synchrotron radiation patterns, beam saturation, pre-collision…
View article: Research data for "Investigation of sputtering and erosion phenomena in radio-frequency quadrupoles"
Research data for "Investigation of sputtering and erosion phenomena in radio-frequency quadrupoles" Open
Summary This data repository contains the sputtering yield measurement data and atomic force microscopy (AFM) files used in the following publication:Emmanouil Trachanas, Luca Bellan, Gyula Nagy, Antonio Palmieri, Andrea Bignami, Richard A…
View article: Research data for "Investigation of sputtering and erosion phenomena in radio-frequency quadrupoles"
Research data for "Investigation of sputtering and erosion phenomena in radio-frequency quadrupoles" Open
Summary This data repository contains the sputtering yield measurement data and atomic force microscopy (AFM) files used in the following publication:Emmanouil Trachanas, Luca Bellan, Gyula Nagy, Antonio Palmieri, Andrea Bignami, Richard A…
View article: Dosimetric characterization of the laser-accelerated high-energy electron beam for radiotherapy applications
Dosimetric characterization of the laser-accelerated high-energy electron beam for radiotherapy applications Open
Radiotherapy utilizing very-high-energy electron (VHEE) beams in the range of 50–300 MeV has gained significant interest over the past two decades due to their advantageous dose characteristics, deep tissue penetration capabilities, and po…
View article: CHARACTERIZATION OF LINEAR ENERGY TRANSFER SPECTRA IN SPATIALLY FRACTIONATED PROTON THERAPY – MINI BEAM DOSIMETRY
CHARACTERIZATION OF LINEAR ENERGY TRANSFER SPECTRA IN SPATIALLY FRACTIONATED PROTON THERAPY – MINI BEAM DOSIMETRY Open
View article: Drive beam depletion with multi-Joule energy transfer in a plasma wakefield accelerator
Drive beam depletion with multi-Joule energy transfer in a plasma wakefield accelerator Open
A collider based on beam-driven plasma wakefield acceleration will require the drive beam to transfer 10-100s of Joules to the plasma in each stage, with a drive-to-wake energy transfer efficiency exceeding 70%. Using an all-optical plasma…
View article: Drive beam depletion with multi-Joule energy transfer in a plasma wakefield accelerator
Drive beam depletion with multi-Joule energy transfer in a plasma wakefield accelerator Open
A collider based on beam-driven plasma wakefield acceleration will require the drive beam to transfer 10-100s of Joules to the plasma in each stage, with a drive-to-wake energy transfer efficiency exceeding 70%. Using an all-optical plasma…
View article: First observation of deuteron-Λ correlations at RHIC
First observation of deuteron-Λ correlations at RHIC Open
Precise experimental information on hyperon-nucleon interactions is scarce but of paramount importance to our understanding of the inner structure of compact stars. In this letter, we report the first experimental results of correlation fu…
View article: First observation of deuteron-Λ correlations at RHIC
First observation of deuteron-Λ correlations at RHIC Open
Precise experimental information on hyperon-nucleon interactions is scarce but of paramount importance to our understanding of the inner structure of compact stars. In this letter, we report the first experimental results of correlation fu…
View article: Dual flatness filter design for single energy photon beam of medical linear accelerator – Rationale and efficacy
Dual flatness filter design for single energy photon beam of medical linear accelerator – Rationale and efficacy Open
Background Linear accelerators used for cancer treatments, in general, have one flattening filter (FF) for each x‐ray energy. In a newly developed 6 MV low energy linac model, beam optimization at higher dose rates is achieved by two FFs. …
View article: On the spectral changes of magna‐field photon beams used in total body irradiation and impact on dosimetry
On the spectral changes of magna‐field photon beams used in total body irradiation and impact on dosimetry Open
Purpose Accurate dosimetry for magna fields can be challenging when dosimeters exhibit energy dependence. The aim of this work was to use Monte Carlo (MC) simulations to calculate energy spectra of magna photon fields and use the spectral …
View article: Roles of $Λ$ resonances in the $K^- p \to γΣ$ reaction
Roles of $Λ$ resonances in the $K^- p \to γΣ$ reaction Open
We investigate the $K^- p \to γΣ$ reaction using an effective Lagrangian approach within an isobar model framework. The model includes contributions from $s$-channel hyperon and hyperon resonance, $t$-channel $K$ and $K^*$, $u$-channel pro…
View article: Roles of $Λ$ resonances in the $K^- p \to γΣ$ reaction
Roles of $Λ$ resonances in the $K^- p \to γΣ$ reaction Open
We investigate the $K^- p \to γΣ$ reaction using an effective Lagrangian approach within an isobar model framework. The model includes contributions from $s$-channel hyperon and hyperon resonance, $t$-channel $K$ and $K^*$, $u$-channel pro…
View article: Photonuclear reactions on stable isotopes of platinum at bremsstrahlung end-point energies of 10–23 MeV
Photonuclear reactions on stable isotopes of platinum at bremsstrahlung end-point energies of 10–23 MeV Open
In this work, experiments with a beam from the MT-25 microtron at bremsstrahlung end-point energies of 10–23 MeV were carried out using the γ activation method. Theoretical results based on -2.0 with standard parameters and a combined mode…
View article: First Measurement of $π^+$-Ar and $p$-Ar Total Inelastic Cross Sections in the Sub-GeV Energy Regime with ProtoDUNE-SP Data
First Measurement of $π^+$-Ar and $p$-Ar Total Inelastic Cross Sections in the Sub-GeV Energy Regime with ProtoDUNE-SP Data Open
The ProtoDUNE-SP detector, a kiloton-scale prototype for the Deep Underground Neutrino Experiment (DUNE), is the largest liquid argon time projection chamber built to date. Operated at CERN from 2018 to 2020, it collected both cosmic-ray d…
View article: First Measurement of $π^+$-Ar and $p$-Ar Total Inelastic Cross Sections in the Sub-GeV Energy Regime with ProtoDUNE-SP Data
First Measurement of $π^+$-Ar and $p$-Ar Total Inelastic Cross Sections in the Sub-GeV Energy Regime with ProtoDUNE-SP Data Open
The ProtoDUNE-SP detector, a kiloton-scale prototype for the Deep Underground Neutrino Experiment (DUNE), is the largest liquid argon time projection chamber built to date. Operated at CERN from 2018 to 2020, it collected both cosmic-ray d…
View article: Roles of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mi mathvariant="normal">Λ</mml:mi> </mml:math> resonances in the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mrow> <mml:msup> <mml:mrow> <mml:mi>K</mml:mi> </mml:mrow> <mml:mrow> <mml:mo>−</mml:mo> </mml:mrow> </mml:msup> <mml:mi>p</mml:mi> <mml:mo stretchy="false">→</mml:mo> <mml:mi>γ</mml:mi> <mml:mi mathvariant="normal">Σ</mml:mi> </mml:mrow> </mml:math> reaction
Roles of resonances in the reaction Open
We investigate the K − p → γ Σ reaction using an effective Lagrangian approach within an isobar model framework. The model includes contributions from s -channel hyperon and hyperon resonance, t -channel K and K * , u -chan…
View article: IsoDAR@Yemilab: Preliminary design report—volume II (beam transport, neutrino source, and shielding)
IsoDAR@Yemilab: Preliminary design report—volume II (beam transport, neutrino source, and shielding) Open
This Preliminary Design Report (PDR) describes the IsoDAR electron-antineutrino source in two volumes which are mostly site-independent and describe the cyclotron driver providing a 60 MeV, 10 mA proton beam (Volume I); and the Medium Ener…
View article: Full-cycle, noninvasive emittance monitoring with the beam gas curtain monitor at the LHC
Full-cycle, noninvasive emittance monitoring with the beam gas curtain monitor at the LHC Open
The large energy range and high intensity of current hadron accelerators, such as the Large Hadron Collider (LHC) and its planned high-luminosity upgrade, pose great challenges to beam measurements. The Beam Gas Curtain presents an accurat…
View article: Charged-Particle Multiplicity Dependence of Net-Proton Cumulants in Zr+Zr and Ru+Ru Collisions at $\sqrt{s_{NN}}$ = 200 GeV
Charged-Particle Multiplicity Dependence of Net-Proton Cumulants in Zr+Zr and Ru+Ru Collisions at $\sqrt{s_{NN}}$ = 200 GeV Open
We present measurements of cumulants of event-by-event net-proton distribution at mid-rapidity and their ratios up to the sixth order as a function of charged-particle multiplicity in Zr+Zr and Ru+Ru(isobars) collisions at a nucleon-nucleo…
View article: Charged-Particle Multiplicity Dependence of Net-Proton Cumulants in Zr+Zr and Ru+Ru Collisions at $\sqrt{s_{NN}}$ = 200 GeV
Charged-Particle Multiplicity Dependence of Net-Proton Cumulants in Zr+Zr and Ru+Ru Collisions at $\sqrt{s_{NN}}$ = 200 GeV Open
We present measurements of cumulants of event-by-event net-proton distribution at mid-rapidity and their ratios up to the sixth order as a function of charged-particle multiplicity in Zr+Zr and Ru+Ru(isobars) collisions at a nucleon-nucleo…
View article: A prototype neutron-detector array for future deep-underground s-process studies
A prototype neutron-detector array for future deep-underground s-process studies Open
We report a novel neutron-detection approach employing an EJ-309 liquid scintillator surrounded by six 3He proportional counters. Tests were performed at the FRANZ facility of the Goethe-University Frankfurt using the 7Li(p,n0)7Be reaction…
View article: Injection into Resonance Islands
Injection into Resonance Islands Open
An Accelerator Physics Experiment (APEX) was conducted in the Relativistic Heavy Ion Collider (RHIC) to verify the formation, rotation, and size of resonance islands.The experiment provides lattice parameters to be used to facilitate an al…
View article: A high-efficiency dielectric wakefield energy booster for CLARA
A high-efficiency dielectric wakefield energy booster for CLARA Open
Structure-based wakefield acceleration, using dielectric-lined or corrugated waveguides, is a novel acceleration method currently being explored by several research groups globally. This technology facilitates the transfer of energy from a…
View article: Beam loss simulations for space charge mitigation in J-PARC MR
Beam loss simulations for space charge mitigation in J-PARC MR Open
The main ring synchrotron (MR) of the Japan Proton Accelerator Research Complex (J-PARC) provides high power proton beams to neutrino and hadron experiments. Since we are planning to increase the beam intensity from current $2.3 \times 10^…
View article: Experience with the CERN LINAC4 and its performance during the first four years of operation
Experience with the CERN LINAC4 and its performance during the first four years of operation Open
Since 2020 LINAC4 provides the protons for the entire CERN accelerator complex. It accelerates H- ions to a kinetic energy of 160 MeV and injects them into the Proton Synchrotron (PS) Booster using a charge exchange injection mechanism. Th…
View article: Status of VPU development for PAL-XFEL
Status of VPU development for PAL-XFEL Open
PAL-XFEL is planning to install second hard X-ray undulator line (HX2) to meet the high beamtime demand from the users. The photon energy range for the second hard X-ray beam line is from 2~ to 11 keV which is lower than the first hard X-r…
View article: Simulation study of beam-driven plasma wakefield experiments on CLARA
Simulation study of beam-driven plasma wakefield experiments on CLARA Open
The Compact Linear Accelerator for Research and Applications (CLARA) is an electron test facility capable of delivering tunable 250 MeV electron beams with up to 250 pC charge to the Full Energy Beam Exploitation (FEBE) experimental area .…
View article: Tapering schemes for FCCee
Tapering schemes for FCCee Open
The electron-positron Future Circular Collider (FCC-ee) is designed to operate at four beam energies, from 45.6 GeV to 182.5 GeV. At such energy levels, the circulating beam loses a significant fraction of its energy via synchrotron radiat…