Now showing items 951-970 of 3349

    • Evaluation of the National Hurricane Center's tropical cyclone wind speed probability forecast product 

      Splitt, Michael E.; Shafer, Jaclyn A.; Lazarus, Steven M.; Roeder, William P. (2010-04)
      A tropical cyclone (TC) wind speed probability forecast product developed at the Cooperative Institute for Research in the Atmosphere (CIRA) and adopted by the National Hurricane Center (NHC) is evaluated for U.S. ...
    • An Evaluation of the Utility of the Performance Diagnostic Checklist - Human Services (PDC-HS): A Comparison of Formal and Informal Assessment Strategies 

      Chalk, Cherish (2019-12)
      The PDC-HS is a performance assessment tool that assists in the identification of variables contributing to performance problems among human service employees. The purpose of this study was to evaluate the utility of the ...
    • Evaluation of Unbound Pavement Layers Moduli Using the Miniaturized Pressuremeter Test 

      Shaban, Alaa Mohammed (2016-05)
      A small version of pressuremeter known as Miniaturized Pressuremeter (MPMT) was designed and built to provide high quality pavement parameters. The device, which is a modified version of PENCEL Pressuremeter (PPMT) has a ...
    • Evaluation of User Perceived QoE in Mobile Systems Using Social Media Analytics 

      Mjhool, Ahmed Yaseen (2016-12)
      In mobile system environments, the quality perceived by users is inconstant and reliant on many factors such as cellular network, data connection, cost, coverage area, etc. Even though Quality of Service (QoS) management ...
    • Event activity dependence of Υ(nS) production in √SNN = 5.02 TeV pPb and √s = 2.76 TeV pp collisions 

      Chatrchyan, S.A.; Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Baarmand, Marc M.; Dorney, B.; Hohlmann, Marcus; Kalakhety, Himali; Yumiceva, Francisco (2014-04-15)
      The production of Y (1S), Y (2S), and Y (3S) is investigated in pPb and pp collisions at centre-of-mass energies per nucleon pair of 5.02 TeV and 2.76 TeV, respectively. The datasets correspond to integrated luminosities ...
    • Event activity dependence of υ(nS) production in √SNN = 5.02 TeV pPb and √s = 2.76 TeV pp collisions 

      Baarmand, Marc M.; Dorney, B.; Hohlmann, Marcus; Kalakhety, H.; Yumiceva, Francisco X.; Chatrchyan, S. A.; Khachatryan, Vladimir A.; Sirunyan, A. M.; Tumasyan, A. R.; Adam, Wolfgang (2014-04-15)
      The production of υ(1S), υ(2S), and υ(3S) is investigated in pPb and pp collisions at centre-of-mass energies per nucleon pair of 5.02 TeV and 2.76 TeV, respectively. The datasets correspond to integrated luminosities of ...
    • The event of horizon of M87 

      Broderick, Avery E.; Narayan, Ramesh; Kormendy, John; Perlman, Eric S.; Rieke, Marcia J.; Doeleman, Sheperd S. (2015-06-02)
      The 6 x 10⁹ M⊙ supermassive black hole at the center of the giant elliptical galaxy M87 powers a relativistic jet. Observations at millimeter wavelengths with the Event Horizon Telescope have localized the emission from ...
    • Event structure and double helicity asymmetry in jet production from polarized p+p collisions at √s=200GeV 

      Baksay, Gyöngyi; Baksay, László A; Dehmelt, Klaus; Hohlmann, Marcus; Rembeczki, Szabolcs; Adare, Andrew Marshall; Afanasiev, Sergei V.; Aidala, Christine A.; Ajitanand, N. N.; Akiba, Yasuyuki (2011-07-21)
      We report on the event structure and double helicity asymmetry (A LL) of jet production in longitudinally polarized p+p collisions at √s=200GeV. Photons and charged particles were measured by the PHENIX experiment at ...
    • The everchanging pulsating white dwarf GD358 

      Kepler, Souza Oliveira; Nather, R. Edward; Winget, Don Earl; Nitta, Atsuko; Kleinman, Scot J.; Metcalfe, Travis S.; Sekiguchi, Kazuhiro; Wood, Matt A.; Silvestri, Nicole M.; Ahrens, Thomas J. (2003-04)
      We report 323 hours of nearly uninterrupted time series photometric observations of the DBV star GD 358 acquired with the Whole Earth Telescope (WET) during May 23rd to June 8th, 2000. We acquired more than 232 000 independent ...
    • Evidence for a suprathermal seed population of heavy ions accelerated by interplanetary shocks near 1 AU 

      Desai, Mihir I.; Mason, Glenn M.; Dwyer, Joseph R.; Mazur, Joseph E.; Gold, Robert E.; Krimigis, Stamatios M.; Smith, Charles W.; Skoug, Ruth M. (2003-05-10)
      We have surveyed the 0.1-10 MeV nucleonˉ¹ elemental abundances at 72 interplanetary (IP) shocks observed by the Ultra-Low-Energy Isotope Spectrometer on board the Advanced Composition Explorer from 1997 October through ...
    • Evidence for associated production of a single top quark and W Boson in pp collisions at √s=7 TeV 

      Chatrchyan, S.A.; Khachatryan, Vladimir A.; Sirunyan, A.M.; Tumasyan, A.R.; Adam, W.; Baarmand, Marc M.; Dorney, B.; Hohlmann, Marcus; Kalakhety, Himali; Vodopiyanov, Igor (2013-01-11)
      Evidence is presented for the associated production of a single top quark and W boson in pp collisions at √s=7 TeV with the CMS experiment at the LHC. The analyzed data correspond to an integrated luminosity of 4.9 fb -1. ...
    • Evidence for Collective Multiparticle Correlations in p-Pb Collisions 

      Baarmand, Marc M.; Hohlmann, Marcus; Kalakhety, H.; Yumiceva, Francisco X.; Khachatryan, Vardan (2015-06-29)
      The second-order azimuthal anisotropy Fourier harmonics, v2, are obtained in p-Pb and PbPb collisions over a wide pseudorapidity (η) range based on correlations among six or more charged particles. The p-Pb data, corresponding ...
    • Evidence for collectivity in pp collisions at the LHC 

      Khachatryan, V.; Sirunyan, A.M.; Tumasyan, A.; Baarmand, M.M.; Noonan, D.; Colafranceschi, Stefano; Hohlmann, Marcus; Bhopatkar, Vallary; Roy, Tuhin S.; Yumiceva, Francisco X. (2017-02-10)
      Measurements of two- and multi-particle angular correlations in pp collisions at s=5,7, and 13TeV are presented as a function of charged-particle multiplicity. The data, corresponding to integrated luminosities of 1.0pb−1 ...
    • Evidence for exclusive γγ → W+ W− production and constraints on anomalous quartic gauge couplings in pp collisions at √s = 7 and 8 TeV 

      The CMS collaboration; Sirunyan, A.M.; Khachatryan, V.; Baarmand, M.M.; Hohlmann, Marcus; Noonan, D.; Bhopatkar, Vallary; Roy, Tuhin S.; Colafranceschi, Stefano; Yumiceva, Francisco X. (2016-08-22)
      A search for exclusive or quasi-exclusive γγ → W+W− production, via pp → p(*)W+W−p(*) → p(*)μ±e∓p(*) at √s = 8 TeV, is reported using data corresponding to an integrated luminosity of 19.7 fb−1. Events are selected by ...
    • Evidence for the 125 gev higgs boson decaying to a pair of τ leptons 

      Chatrchyan, S. A.; Khachatryan, Vardan; Sirunyan, A. M.; Tumasyan, A. R.; Adam, Wolfgang; Baarmand, Marc M.; Dorney, B.; Hohlmann, Marcus; Kalakhety, H.; Yumiceva, Francisco X. (2014-05)
      A search for a standard model Higgs boson decaying into a pair of τ leptons is performed using events recorded by the CMS experiment at the LHC in 2011 and 2012. The dataset corresponds to an integrated luminosity of 4.9 ...
    • Evidence for the 125 GeV Higgs boson decaying to a pair of τ leptons 

      Chatrchyan, S. A.; Khachatryan, Vardan; Sirunyan, A. M.; Tumasyan, A. R.; Adam, Wolfgang; Baarmand, Marc M.; Hohlmann, Marcus; Kalakhety, H.; Yumiceva, Francisco X.; Bergauer, Thomas (2014-05)
      A search for a standard model Higgs boson decaying into a pair of τ leptons is performed using events recorded by the CMS experiment at the LHC in 2011 and 2012. The dataset corresponds to an integrated luminosity of 4.9 ...
    • Evidence for the Higgs boson decay to a bottom quark–antiquark pair 

      Sirunyan, A. M.; Tumasyan, A. R.; Adam, Wolfgang; Baarmand, Marc M.; Bhopatkar, Vallary; Colafranceschi, Stefano; Hohlmann, Marcus; Noonan, Daniel; Roy, Tuhin S.; Yumiceva, F. (2018-05-10)
      A search for the standard model (SM) Higgs boson (H) decaying to bb‾ when produced in association with an electroweak vector boson is reported for the following processes: Z(νν)H, W(μν)H, W(eν)H, Z(μμ)H, and Z(ee)H. The ...
    • Evidence for transverse-momentum- and pseudorapidity-dependent event-plane fluctuations in PbPb and p Pb collisions 

      Khachatryan, Vardan; Sirunyan, A. M.; Tumasyan, A. R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, H.; Mareskas-Palcek, D.; Roy, Tuhin S.; Yumiceva, Francisco X. (2015-09-22)
      A systematic study of the factorization of long-range azimuthal two-particle correlations into a product of single-particle anisotropies is presented as a function of pT and η of both particles and as a function of the ...
    • Evidence from the genetics of landbirds for a forested pleistocene glacial refugium in the haida gwaii area 

      Topp, Carrie M.; Maley, James M.; Mccracken, Kevin G.; Rohwer, Sievert; Birks, Sharon M.; Sealy, Spencer G.; Winker, Kevin S.; Pruett, Christin L. (2013-11)
      Pleistocene refugia likely contributed to the modern biodiversity of northern areas. Using the mitochondrial DNA cytochrome-b gene, we compared 11 forest-dwelling bird species from Haida Gwaii (formerly the Queen Charlotte ...
    • Evidence of b -jet quenching in PbPb collisions at sNN =2.76TeV 

      Chatrchyan, S. A.; Vardan, Khachatryan; Sirunyan, A. M.; Tumasyan, A. R.; Wolfgang, Adam; Baarmand, Marc M.; Dorney, B.; Hohlmann, Marcus; Kalakhety, H.; Yumiceva, Francisco X. (2014-09-22)
      The production of jets associated to bottom quarks is measured for the first time in PbPb collisions at a center-of-mass energy of 2.76 TeV per nucleon pair. Jet spectra are reported in the transverse momentum (pT) range ...