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  • Measurement of the differential tt⎯⎯ production cross section as a function of the jet mass and extraction of the top quark mass in hadronic decays of boosted top quarks 

    CMS Collaboration (Elsevier, 2023-07-03)
    A measurement of the jet mass distribution in hadronic decays of Lorentz-boosted top quarks is presented. The measurement is performed in the lepton + jets channel of top quark pair production (tt⎯⎯) events, where the ...
  • CMS PYTHIA 8 colour reconnection tunes based on underlying-event data 

    CMS Collaboration (SpringerOpen, 2023-07-10)
    New sets of parameter tunes for two of the colour reconnection models, quantum chromodynamics-inspired and gluon-move, implemented in the PYTHIA 8 event generator, are obtained based on the default CMS PYTHIA 8 ...
  • Metallic and Non-Metallic Plasmonic Nanostructures for LSPR Sensors 

    Wu, Judy Z.; Ghopry, Samar Ali; Liu, Bo; Shultz, Andrew (MDPI, 2023-07-08)
    Localized surface plasmonic resonance (LSPR) provides a unique scheme for light management and has been demonstrated across a large variety of metallic nanostructures. More recently, non-metallic nanostructures of ...
  • Search for light Higgs bosons from supersymmetric cascade decays in pp collisions at √𝑠=13TeV 

    CMS Collaboration (SpringerOpen, 2023-07-06)
    A search is reported for pairs of light Higgs bosons (H1) produced in supersymmetric cascade decays in final states with small missing transverse momentum. A data set of LHC pp collisions collected with the CMS detector ...
  • Measurement of the mass dependence of the transverse momentum of lepton pairs in Drell–Yan production in proton–proton collisions at √𝑠=13TeV 

    CMS Collaboration (SpringerOpen, 2023-07-17)
    The double differential cross sections of the Drell–Yan lepton pair (ℓ+ℓ−, dielectron or dimuon) production are measured as functions of the invariant mass 𝑚ℓℓ, transverse momentum 𝑝T(ℓℓ), and φ∗𝜂. The φ∗𝜂 observable, ...
  • Measurements of the Higgs boson production cross section and couplings in the W boson pair decay channel in proton-proton collisions at √𝑠=13TeV 

    CMS Collaboration (SpringerOpen, 2023-07-26)
    Production cross sections of the standard model Higgs boson decaying to a pair of W bosons are measured in proton-proton collisions at a center-of-mass energy of 13TeV. The analysis targets Higgs bosons produced via gluon ...
  • Suggestion of coherent radio reflections from an electron-beam induced particle cascade 

    Prohira, S.; de Vries, K. D.; Besson, D.; Connolly, A.; Hast, C.; Latif, U.; Meures, T.; Nozdrina, A.; Ralston, John P.; Riesen, Z.; Saltzberg, D.; Torres, J.; Wissel, S.; Zuo, X. (American Physical Society, 2019-10-14)
    Testbeam experiment 576 at the SLAC National Accelerator Laboratory sought to make the first measurement of coherent radio reflections from the ionization produced in the wake of a high energy particle shower. The >10  GeV ...
  • Applying Quantum Tomography to Hadronic Interactions 

    Martens, J. C.; Ralston, J. P.; Tapia Takaki, D. (SciPost, 2022-07-14)
    A proper description of inclusive reactions is expressed with density matrices. Quantum tomography reconstructs density matrices from experimental observables. We review recent work that applies quantum tomography to ...
  • The Radar Echo Telescope for Cosmic Rays 

    Allison, P.; Beatty, J.; Besson, D.; Connolly, A.; Cummings, A.; Deaconu, C.; De Kockere, S.; de Vries, K.; Frikken, D.; Hast, C.; Huesca Santiago, E.; Kuo, C.Y.; Kyriacou, A.; Latif, U.A.; Lukic, V.; Mulrey, K.; Nam, J.; Nivedita, K.; Nozdrina, A.; Oberla, E.; Prohira, S.; Ralston, John P.; Seikh, M.; Stanley, R.S.; Toscano, S.; Van den Broeck, D.; van Eijndhoven, N.; Wissel, S. (Sissa Medialab, 2023-07-26)
    The Radar Echo Telescope for Cosmic Rays (RET-CR) was deployed in May 2023. RET-CR aims to show the in-nature viability of the radar echo method to probe in-ice particle cascades induced by ultra high energy cosmic rays ...
  • Simulation and Optimisation for the Radar Echo Telescope for Cosmic Rays 

    Stanley, R.S.; De Kockere, S.; Allison, P.; Beatty, J.; Besson, D.; Connolly, A.; Dasgupta, P.; Deaconu, C.; de Vries, K.; Frikken, D.; Hast, C.; Huesca Santiago, E.; Kuo, C.Y.; Latif, U.A.; Lukic, V.; Meures, T.; Mulrey, K.; Nam, J.; Nozdrina, A.; Oberla, E.; Prohira, S.; Ralston, John P.; Sbrocco, C.; Torres, J.; Toscano, S.; Van den Broeck, D.; van Eijndhoven, N.; Wissel, S. (Sissa Medialab, 2022-03-18)
    The SLAC T-576 beam test experiment showed the feasibility of the radar detection technique to probe high-energy particle cascades in dense media. Corresponding particle-level simulations indicate that the radar method has ...
  • Investigating signal properties of UHE particles using in-ice radar for the RET experiment 

    Huesca Santiago, E.; Latif, U.A.; Lukic, V.; Van den Broeck, D.; Prohira, S.; de Vries, K.; Allison, P.; Beatty, J.; Besson, D.Z.; Connolly, A.; Dasgupta, P.; Deaconu, C.; De Kockere, S.; Frikken, D.; Hast, C.; Kuo, C.Y.; Meures, T.; Mulrey, K.; Nam, J.; Nozdrina, A.; Oberla, E.; Ralston, John P.; Sbrocco, C.; Stanley, R.S.; Torres, J.; Toscano, S.; van Eijndhoven, N.; Wissel, S. (Sissa Medialab, 2022-03-18)
    The Radar Echo Telescope (RET) experiment plans to use the radar technique to detect Ultra-High Energy (UHE) cosmic rays and neutrinos in the polar ice sheets. Whenever an UHE particle collides with an ice molecule, it ...
  • Application of parabolic equation methods to in-ice radiowave propagation for ultra high energy neutrino detection experiments 

    Prohira, S.; Sbrocco, C.; Allison, P.; Beatty, J.; Besson, D.; Connolly, A.; Dasgupta, P.; Deaconu, C.; De Kockere, S.; de Vries, K.; Frikken, D.; Hast, C.; Huesca Santiago, E.; Kuo, C.Y.; Latif, U.A.; Lukic, V.; Meures, T.; Mulrey, K.; Nam, J.; Nozdrina, A.; Oberla, E.; Ralston, John P.; Stanley, R.S.; Torres, J.; Toscano, S.; Van den Broeck, D.; van Eijndhoven, N.; Wissel, S. (2022-03-18)
    Many ultra-high-energy neutrino-detection experiments seek radio wave signals from neutrino interactions deep within the polar ice, and an understanding of in-ice radio wave propagation is therefore of critical importance. ...
  • The Radar Echo Telescope for Neutrinos (RET-N) 

    de Vries, K.; Prohira, S.; Allison, P.; Beatty, J.; Besson, D.; Connolly, A.; Dasgupta, P.; Deaconu, C.; De Kockere, S.; Frikken, D.; Hast, C.; Huesca Santiago, E.; Kuo, C.Y.; Latif, U.A.; Lukic, V.; Meures, T.; Mulrey, K.; Nam, J.; Nozdrina, A.; Oberla, E.; Ralston, John P.; Sbrocco, C.; Stanley, R.S.; Torres, J.; Toscano, S.; Van den Broeck, D.; van Eijndhoven, N.; Wissel, S. (Sissa Medialab, 2022-03-18)
    We present the Radar Echo Telescope for Neutrinos (RET-N). RET-N focuses on the detection of the cosmic neutrino flux above PeV energies by means of the radar detection technique. This method aims to bridge the energy gap ...
  • Toward High Energy Neutrino Detection with the Radar Echo Telescope for Cosmic Rays (RET-CR) 

    Prohira, S.; de Vries, K.; Allison, P.; Beatty, J.; Besson, D.; Connolly, A.; Dasgupta, P.; Deaconu, C.; De Kockere, S.; Frikken, D.; Hast, C.; Huesca Santiago, E.; Kuo, C.Y.; Latif, U.A.; Lukic, V.; Meures, T.; Mulrey, K.; Nam, J.; Nozdrina, A.; Oberla, E.; Ralston, John P.; Sbrocco, C.; Stanley, R.S.; Torres, J.; Toscano, S.; Van den Broeck, D.; van Eijndhoven, N.; Wissel, S. (Sissa Medialab, 2022-03-18)
    The Radar Echo Telescope for Cosmic Rays (RET-CR) is a pathfinder experiment for the Radar Echo Telescope for Neutrinos (RET-N), a next-generation in-ice detection experiment for ultra high energy neutrinos. RET-CR will ...
  • Coherent radar reflections from an electron-beam induced particle cascade 

    Prohira, S.; Vries, K.D.; Besson, D.; Connolly, A.; Wissel, S.; Saltzberg, D.; Meures, T.; Allison, P.; Zuo, X.; Ralston, John P.; Riesen, Z.; Nam, J.; Latif, U.A.; Torres, J.; Nozdrina, A.; Beatty, J.; Toscano, S.; Eijndhoven, N.V.; Sbrocco, C. (Sissa Medialab, 2021-07-02)
    Experiment T-576 ran at SLAC in 2018, in development of a new radar-based detection scheme for ultra-high energy neutrinos. In this experiment, the electron beam (N∼109e− at ∼10 GeV) was directed into a plastic target ...
  • A redshift-dependent colour–luminosity relation in Type 1a supernovae 

    Mohlabeng, Gopolang M.; Ralston, John P. (Oxford University Press, 2014-01-09)
    Type 1a supernova magnitudes are used to fit cosmological parameters under the assumption that the model will fit the observed redshift dependence. We test this assumption with the Union 2.1 compilation of 580 sources. ...
  • Effect of foregrounds on the cosmic microwave background radiation multipole alignment 

    Aluri, Pavan K.; Samal, Pramoda K.; Jain, Pankaj; John P. Ralston, John P. (Oxford University Press, 2011-06-08)
    We analyse the effect of foregrounds on the observed alignment of the cosmic microwave background radiation (CMBR) quadrupole and octopole. The alignment between these multipoles is studied by using a symmetry-based approach ...
  • Signals of statistical anisotropy in WMAP foreground-cleaned maps 

    Kumar Samal, Pramoda; Saha, Rajib; Jain, Pankaj; Ralston, John P. (Oxford University Press, 2009-06-03)
    Recently, a symmetry-based method to test for statistical isotropy of the cosmic microwave background was developed. We apply the method to template-cleaned 3- and 5-years Wilkinson Microwave Anisotropy Probe-Differencing ...
  • Testing isotropy of cosmic microwave background radiation 

    Kumar Samal, Pramoda; Saha, Rajib; Jain, Pankaj; Ralston, John P. (Oxford University Press, 2008-03-13)
    We introduce new symmetry-based methods to test for isotropy in cosmic microwave background (CMB) radiation. Each angular multipole is factored into unique products of power eigenvectors, related multipoles and singular ...
  • What Can We Learn from Entanglement and Quantum Tomography? 

    Ralston, John P. (MDPI, 2022-11-12)
    Entanglement has become a hot topic in nuclear and particle physics, although many physicists are not sure they know what it means. We maintain that an era of understanding and using quantum mechanics on a dramatically new ...

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