Now showing items 476-495 of 1674

    • Global organization of replication time zones of the mouse genome. 

      Farkash-Amar, Shlomit; Lipson, Doron; Polten, Andreas; Goren, Alon; Helmstetter, Charles; Yakhini, Zohar; Simon, Itamar (2008-10)
      The division of genomes into distinct replication time zones has long been established. However, an in-depth understanding of their organization and their relationship to transcription is incomplete. Taking advantage of a ...
    • Gluon-Spin contribution to the proton spin from the double-helicity asymmetry in inclusive π0 production in polarized p+p collisions at s=200GeV 

      Adare, Andrew Marshall; Afanasiev, Sergey V.; Aidala, Christine A.; Ajitanand, N. N.; Akiba, Yasuyuki; Al-Bataineh, H.; Baksay, Gyöngyi; Baksay, László A.; Hohlmann, Marcus; Rembeczki, S. (2009)
      The double helicity asymmetry in neutral pion production for pT=1 to 12GeV/c was measured with the PHENIX experiment to access the gluon-spin contribution, ΔG, to the proton spin. Measured asymmetries are consistent with ...
    • Gluon-Spin contribution to the proton spin from the double-helicity asymmetry in inclusive π0 production in polarized p+p collisions at s=200GeV 

      Adare, Andrew Marshall; Afanasiev, Sergey V.; Aidala, Christine A.; Ajitanand, N. N.; Akiba, Yasuyuki; Al-Bataineh, H.; Baksay, Gyöngyi; Baksay, László A.; Hohlmann, Marcus; Rembeczki, S. (2009-07-01)
      The double helicity asymmetry in neutral pion production for pT ¼ 1 to 12 GeV=c was measured with the PHENIX experiment to access the gluon-spin contribution, G, to the proton spin. Measured asymmetries are consistent ...
    • Graphene/GaN Schottky diodes: Stability at elevated temperatures 

      Tongay, Sefaattin; Lemaitre, Maxime G.; Schumann, Timo; Berke, Kara; Appleton, Bill R.; Gila, Brent P.; Hebard, Arthur F. (2011-09-07)
      Rectification and thermal stability of diodes formed at graphene/GaN interfaces have been investigated using Raman Spectroscopy and temperature-dependent current-voltage measurements. The Schottky barriers formed between ...
    • Ground detection of terrestrial gamma ray flashes from distant radio signals 

      Lyu, Fanchao; Cummer, Steven A.; Briggs, Michael S.; Marisaldi, M.; Blakeslee, Richard J.; Bruning, Eric C.; Wilson, Jennifer G.; Rison, William R.; Krehbiel, Paul R.; Cramer, Eric S. (2016-08-28)
      Terrestrial gamma ray flashes (TGFs) are brief bursts of energetic gammy-ray photons generated during thunderstorms, which have been detected almost exclusively by satellite-based instruments. Here we present three lines ...
    • Ground exploitation using a binary phase-only optical correlator 

      Kozaitis, S.P.; Halby, Sandra L.; Foor, Wesley E. (1992-12-27)
      Experimental results of an optical binary phase-only correlator using aerial imagery for ground exploitation is presented. The correlator uses magnetooptic spatial light modulators (SLMs) for dynamic operation. Input images ...
    • GROUNDWATER SEEPAGE INTO THE INDIAN RIVER LAGOON AT PORT ST LUCIE 

      Pandit, Ashok; El-Khazen, Clovis Clovis (1989)
      A finite element program, GROSEEP, was developed to estimate the groundwater seepage from the surficial aquifer into Indian River lagoon along a selected cross-section in Port St. Lucie, Florida. The model is a general ...
    • Growth of saprophytic and pathogenic leptospira: evaluation of medium, temperature, inoculum, and cost 

      Finn, M. A.; Jones, Ronald H. (1976)
      Of four media tested, a tissue culture medium supplemented with a bovine serum albumin oleic acid complex provided the best leptospiral growth and cost efficiency.
    • H.264 scalable video over finite-state Markov chain wireless channels 

      Hua, Guogang; Song, Daewon; Hench, David L.; Chen, Chang Wen (2007-09-10)
      In this paper, a wireless channel is viewed as a heterogeneous network in the time domain, and an adaptive video transmission scheme for H.264 scalable video over wireless channels modeled as a finite-state Markov chain ...
    • A half Dl MPEG-4 encoder on the BSP-15 DSP 

      Chen, Lulin; He, Zhihai; Chen, Chang Wen; Isnardi, Michael A. (2004-01-18)
      In this paper, we present the work on implementation of a half-Dl interlaced MPEG-4 encoder with Equator Technology DSP chip, BSP-15. The BSP-15 DSP consists mainly of a VLIW core, Co-processors, and media I/O interfaces. ...
    • Hamiltonian formulation of induced gravity in two dimensions 

      Torre, Charles G. (1989-10-15)
      A Hamiltonian formulation of the theory of induced gravity in two dimensions is constructed. This formulation differs from previous efforts in that the formalism is covariant under all relevant transformation groups. In ...
    • HD 164492C: A rapidly rotating, Hα-bright, magnetic early B star associated with a 12.5 d spectroscopic binary 

      Wade, Gregg A.; Shultz, Matthew E.; Sikora, J.; Bernier, M.E.; Rivinius, Th H.; Alécian, Evelyne; Petit, Véronique; Grunhut, Jason H.; The BinaMIcS Collaboration (2016-10-21)
      We employ high-resolution spectroscopy and spectropolarimetry to derive the physical properties and magnetic characteristics of the multiple systemHD164492C, located in the young open cluster M20. The spectrum reveals ...
    • The heavily polluted atmosphere of the DAZ white dwarf GALEX J193156.8+011745 

      Vennes, Stephane; Kawka, Adéla; Németh, Péter (2010-05-01)
      We report on the discovery of a new heavily polluted white dwarf. The DAZ white dwarf GALEX J193156.8+011745 was identified in a joint Galaxy Evolution Explorer (GALEX)/GSC survey of ultraviolet-excess objects. Optical ...
    • Heavy-flavor electron-muon correlations in p+p and d+Au collisions at sNN =200 GeV 

      Hohlmann, Marcus; Rembeczki, S.; Baksay, Gyöngyi; Baksay, László A; Adare, Andrew Marshall; Afanasiev, Sergei V.; Aidala, Christine A.; Ajitanand, N. N.; Akiba, Yasuyuki; Al-Bataineh, H. (2014-03-31)
      Background: Heavy-flavor modification in relativistic p(d)+A collisions are sensitive to different kinds of strong-interaction physics ranging from modifications of the nuclear wave function to initial- and final-state ...
    • Heavy-ion elemental abundances in large solar energetic particle events and their implications for the seed population 

      Desai, Mihir I.; Mason, Glenn M.; Gold, Robert E.; Krimigis, Stamatios M.; Cohen, Christina M S; Mewaldt, Richard A.; Mazur, Joseph E.; Dwyer, Joseph R. (2006-09-20)
      We have surveyed the ∼0.1-10 MeV nucleonˉ¹ abundances of heavy ions from ³He through Fe in 64 large solar energetic particle (LSEP) events observed on board the Advanced Composition Explorer from 1997 November through 2005 ...
    • Heavy-quark production in p + p and energy loss and flow of heavy quarks in Au + Au collisions at √sNN=200 GeV 

      Baksay, László A; Baksay, Gyöngyi; Dehmelt, Klaus; Hohlmann, Marcus; Rembeczki, Szabolcs; Adare, Andrew Marshall; Afanasiev, Sergei V.; Aidala, Christine A.; Ajitanand, N. N.; Akiba, Yasuyuki (2011-10-10)
      Transverse momentum spectra of electrons (pTe) from semileptonic weak decays of heavy-flavor mesons in the range of 0.3<pTe<9.0 GeV/c have been measured at midrapidity (|y|<0.35) by the PHENIX experiment at the Relativistic ...
    • The Heliosphere as Seen in TeV Cosmic Rays 

      Zhang, Ming; Pogorelov, Nikolai V. (2016)
      Measurements from several cosmic-ray air shower experiments reveal that the anisotropy of TeV cosmic-ray flux does not agree with a dipole pattern commonly expected from the Compton-Getting effect or from the diffusion of ...
    • Heliospheric influence on the anisotropy of TeV cosmic rays 

      Zhang, Ming; Zuo, Pingbing; Pogorelov, Nikolai V. (2014-06-26)
      This paper provides a theory of using Liouville's theorem to map the anisotropy of TeV cosmic rays seen at Earth using the particle distribution function in the local interstellar medium (LISM). The ultimate source of ...
    • THE HELIOTAIL 

      Pogorelov, Nikolai V.; Borovikov, Sergey N.; Heerikhuisen, Jacob; Zhang, Ming (2015-10-06)
      The heliotail is formed when the solar wind (SW) interacts with the local interstellar medium (LISM) and is shaped by the interstellar magnetic field (ISMF). While there are no spacecraft available to perform in situ ...
    • Heterogeneous photocatalytic reduction of ferrate(VI) in UV-irradiated titania suspensions: Role in enhancing destruction of nitrogen-containing pollutants. 

      Sharma, V.K.; Winkelmann, K.; Krasnova, Y.; Lee, C.; Sohn, M. (2003)
      The results of the heterogeneous photocatalytic reduction of Fe(VI) in UV-irradiated TiO2 suspensions are presented and suggest indirect observation of the formation of Fe(V) by the photoreduction of Fe(VI) with ecb- at ...