C. Marshall
A5025534694- Neutrino Physics Research
- Particle physics theoretical and experimental studies
- Astrophysics and Cosmic Phenomena
- Dark Matter and Cosmic Phenomena
- Particle Detector Development and Performance
- Radiation Detection and Scintillator Technologies
- Atomic and Subatomic Physics Research
- Medical Imaging Techniques and Applications
- Nuclear Physics and Applications
- Particle accelerators and beam dynamics
- Radiomics and Machine Learning in Medical Imaging
- High-Energy Particle Collisions Research
- Planetary Science and Exploration
- Business Process Modeling and Analysis
- Quantum, superfluid, helium dynamics
- Scientific Research and Discoveries
- Nuclear physics research studies
- Machine Learning in Materials Science
- Muon and positron interactions and applications
- Radiopharmaceutical Chemistry and Applications
- COVID-19 diagnosis using AI
- Radioactive element chemistry and processing
- Inflammatory Myopathies and Dermatomyositis
- Particle Accelerators and Free-Electron Lasers
- Nuclear and radioactivity studies
University of Rochester
2015-2025
Lawrence Berkeley National Laboratory
2018-2024
Health Economics and Outcomes Research (United Kingdom)
2024
Louisiana State University
2024
Cardiff University
2017-2024
Scripps Research Institute
2024
AstraZeneca (United Kingdom)
2022
TRIUMF
2007-2020
Istituto Nazionale di Fisica Nucleare, Sezione di Ferrara
2020
University of Ferrara
2020
The MINERvA experiment is designed to perform precision studies of neutrino-nucleus scattering using $\nu_\mu$ and ${\bar\nu}_\mu$ neutrinos incident at 1-20 GeV in the NuMI beam Fermilab. This article presents a detailed description \minerva detector describes {\em ex situ} techniques employed characterize monitor its performance. comprised finely-segmented scintillator-based inner tracking region surrounded by electromagnetic hadronic sampling calorimetry. upstream portion includes planes...
Abstract The ICARUS liquid argon time projection chamber (LArTPC) neutrino detector has been taking physics data since 2022 as part of the Short-Baseline Neutrino (SBN) Program. This paper details equalization response to charge in (TPC), well data-driven tuning simulation ionization signals and electronics noise. procedure removes non-uniformities TPC space time. work leverages copious number cosmic ray muons available at surface. signal shape applies a novel that tunes match what is...
We report a study of muon neutrino charged-current quasi-elastic events in the segmented scintillator inner tracker MINERvA experiment running NuMI beam at Fermilab. The were selected by requiring {\mu}^- and low calorimetric recoil energy separated from interaction vertex. measure flux-averaged differential cross-section, d{\sigma}/dQ^2, particle content final state. Deviations are found between measured d{\sigma}/dQ^2 expectations model independent nucleons relativistic Fermi gas. also...
We have isolated muon anti-neutrino charged-current quasi-elastic interactions occurring in the segmented scintillator tracking region of MINERvA detector running NuMI neutrino beam at Fermilab. measure flux-averaged differential cross-section, d{\sigma}/dQ^2, and compare to several theoretical models scattering. Good agreement is obtained with a model where nucleon axial mass, M_A, set 0.99 GeV/c^2 but vector form factors are modified account for observed enhancement, relative free case,...
Knowledge of the neutrino flux produced by Neutrinos at Main Injector (NuMI) beamline is essential to oscillation and interaction measurements MINERvA, MINOS+, NOvA MicroBooNE experiments Fermi National Accelerator Laboratory. We have a prediction which uses all available relevant hadron production data, incorporating particle off thin targets as well yields from spare NuMI target exposed 120 GeV proton beam. The result most precise achieved for beam in one tens energy region. also compared...
Two different nuclear-medium effects are isolated using a low three-momentum transfer subsample of neutrino-carbon scattering data from the MINERvA neutrino experiment. The observed hadronic energy in charged-current $\nu_\mu$ interactions is combined with muon kinematics to permit separation quasielastic and $\Delta$(1232) resonance processes. First, we observe small cross section at very that matches expected screening effect long-range nucleon correlations. Second, additions event rate...
Abstract This paper reports on a measurement of electron-ion recombination in liquid argon the ICARUS time projection chamber (LArTPC). A clear dependence angle ionizing particle track relative to drift electric field is observed. An ellipsoid modified box (EMB) model describes data across all measured angles. These measurements are used for calorimetric energy scale calibration TPC, which also presented. The impact EMB studied identification, as well muon and proton measurements. Accounting...
Charged pion production via charged-current ${\ensuremath{\nu}}_{\ensuremath{\mu}}$ interactions on plastic scintillator (CH) is studied using the MINERvA detector exposed to NuMI wideband neutrino beam at Fermilab. Events with hadronic invariant mass $W<1.4\text{ }\text{ }\mathrm{GeV}$ and $W<1.8\text{ are selected in separate analyses: lower $W$ cut isolates single production, which expected occur primarily through $\mathrm{\ensuremath{\Delta}}(1232)$ resonance, while results from higher...
Neutrino-induced coherent charged pion production on nuclei νμA→μ(±)π(∓)A is a rare, inelastic interaction in which small squared four-momentum |t| transferred to the recoil nucleus, leaving it intact reaction. In scintillator tracker of MINERvA, we remove events with evidence particles from nuclear breakup and reconstruct final-state muon. We select low isolate sample rich candidates. By selecting events, produce model-independent measurement differential cross section for scattering...
Final-state kinematic imbalances are measured in mesonless production of ν_{μ}+A→μ^{-}+p+X the MINERvA tracker. Initial- and final-state nuclear effects probed using direction μ^{-}-p transverse momentum imbalance initial-state struck neutron. Differential cross sections compared to predictions based on current approaches medium modeling. These models underpredict section at intermediate intranuclear transfers that generally exceed Fermi momenta. As neutrino interaction need correctly...
Muon-neutrino elastic scattering on electrons is an observable neutrino process whose cross section precisely known. Consequently a measurement of this in accelerator-based $\nu_\mu$ beam can improve the knowledge absolute flux impinging upon detector; typically limited to $\sim$ 10% due uncertainties hadron production and focusing. We have isolated sample 135 $\pm$ 17 neutrino-electron candidates segmented scintillator detector MINERvA, after subtracting backgrounds correcting for...
We present measurements of $\nu_{\mu}$ charged-current cross section ratios on carbon, iron, and lead relative to a scintillator (CH) using the fine-grained MINERvA detector exposed NuMI neutrino beam at Fermilab. The utilize events energies $2<E_{\nu}<20~GeV$, with $\left< E_{\nu}\right>=8~GeV$, which have reconstructed $\mu^{-}$ scattering angle less than $17^\circ$ extract inclusive total sections as function energy $E_{\nu}$ flux-integrated differential respect Bjorken scaling variable...
Separate samples of charged-current pion production events representing two semi-inclusive channels ${\ensuremath{\nu}}_{\ensuremath{\mu}}\text{\ensuremath{-}}\mathrm{CC}({\ensuremath{\pi}}^{+})$ and ${\overline{\ensuremath{\nu}}}_{\ensuremath{\mu}}\text{\ensuremath{-}}\mathrm{CC}({\ensuremath{\pi}}^{0})$ have been obtained using neutrino antineutrino exposures the MINERvA detector. Distributions in kinematic variables based upon ${\ensuremath{\mu}}^{\ifmmode\pm\else\textpm\fi{}}$-track...
Received 31 January 2017DOI:https://doi.org/10.1103/PhysRevD.95.039903© 2017 American Physical SocietyPhysics Subject Headings (PhySH)Beam code development & simulation techniquesResearch AreasBeam dynamicsBeam techniquesSecondary beamsPhysical SystemsNeutrinosParticles FieldsAccelerators Beams
A study of charged-current muon neutrino scattering on hydrocarbon in which the final state includes a and proton no pions is presented. Although this signature has topology quasielastic from neutrons, event sample contains contributions both inelastic processes where are absorbed nucleus. The analysis accepts events with production angles up to 70$^{\circ}$ kinetic energies greater than 110 MeV. extracted cross section, when based completely hadronic kinematics, well-described by simple...
Single neutral pion production via muon antineutrino charged-current interactions in plastic scintillator (CH) is studied using the \minerva detector exposed to NuMI low-energy, wideband beam at Fermilab. Measurement of this process constrains models nuclei, which important because neutral-current analog a background for $\bar{\nu}_e$ appearance oscillation experiments. The differential cross sections $\pi^0$ momentum and angle, events with single observed no charged pions, are presented...
We study the feasibility of using neutrino-electron elastic scattering to measure neutrino flux in DUNE oscillation experiment. The cross section is precisely known, and kinematics reaction allow determination incoming energy by precise measurement angle recoiling electron. For several possible near detectors, we perform an analysis their ability presence backgrounds uncertainties. With realistic assumptions about detector masses, find that a liquid argon detector, even with limitations due...
The first direct measurement of electron neutrino quasielastic and quasielasticlike scattering on hydrocarbon in the few-GeV region incident energy has been carried out using MINERvA detector NuMI beam at Fermilab. flux-integrated differential cross sections production angle, energy, Q^{2} are presented. ratio quasielastic, section for ν_{e} with that similarly selected ν_{μ}-induced events from same exposure is used to probe assumptions underpin conventional treatments charged-current...
The MINERvA Collaboration reports a novel study of neutrino-nucleus charged-current deep inelastic scattering (DIS) using the same neutrino beam incident on targets polystyrene, graphite, iron, and lead. Results are presented as ratios C, Fe, Pb to CH. total DIS cross sections function energy flux-integrated differential Bjorken scaling variable $x$ in neutrino-energy range 5--50 GeV. Based predictions charged-lepton ratios, good agreement is found between data prediction at medium low...
We present double-differential measurements of antineutrino charged-current quasielastic scattering in the MINERvA detector. This study improves on a previous single-differential measurement by using updated reconstruction algorithms and interaction models provides complete description observed muon kinematics form cross section with respect to transverse longitudinal momentum. include our signal definition zero-meson final states arising from multinucleon interactions resonant pion...
The MINERvA collaboration operated a scaled-down replica of thesolid scintillator tracking and sampling calorimeter regions the detector in hadron test beam at Fermilab Test Beam Facility. This paper reports measurements with samples protons, pions, electrons from 0.35 to 2.0 GeV/c momentum. calorimetric response is obtained these data. A measurement parameter Birks׳ law an estimate efficiency are extracted proton sample. Overall data well described by Geant4-based Monte Carlo simulation...
Faced with unresolved tensions between neutrino interaction measurements at few-GeV energies, current experiments are forced to accept large systematic uncertainties cover discrepancies their data and model predictions. The widely used pion production in genie is compared four $\mathrm{MINER}\ensuremath{\nu}\mathrm{A}$ charged using nuisance. Tunings, i.e., adjustments of parameters, help match older bubble chamber presented. We find that scattering off nuclear targets as measured not good...
The semi-exclusive channel $\nu_{\mu}+\textrm{CH}\rightarrow\mu^{-}\pi^{0}+\textrm{nucleon(s)}$ is analyzed using MINERvA exposed to the low-energy NuMI $\nu_{\mu}$ beam with spectral peak at $E_{\nu} \simeq 3$ GeV. Differential cross sections for muon momentum and production angle, $\pi^{0}$ kinetic energy squared four-momentum transfer are reported, section $\sigma(E_{\nu})$ obtained over range 1.5 GeV $\leq E_{\nu} <$ 20 Results compared GENIE NuWro predictions published...