Now showing items 7505-7524 of 11873

  • Observation and quantification of in situ animal-sediment relations using time-lapse sediment profile imagery (t-spi) 

    Solan, M; Kennedy, R (Inter-Research Science Center, 2002-01-01)
    One of the controlling factors in determining colonisation and survivorship of benthic species is the physical nature of the sediment which, in turn, is regulated by the activities of the resident infauna. This study uses ...
  • Observation of extended very high energy emission from the supernova remnant ic 443 with veritas 

    Acciari, V. A.; Aliu, E.; Arlen, T.; Aune, T.; Bautista, M.; Beilicke, M.; Benbow, W.; Bradbury, S. M.; Buckley, J. H.; Bugaev, V.; Butt, Y.; Byrum, K.; Cannon, A.; Celik, O.; Cesarini, A.; Chow, Y. C.; Ciupik, L.; Cogan, P.; Colin, P.; Cui, W.; Daniel, M. K.; Dickherber, R.; Duke, C.; Dwarkadas, V. V.; Ergin, T.; Fegan, S. J.; Finley, J. P.; Finnegan, G.; Fortin, P.; Fortson, L.; Furniss, A.; Gall, D.; Gibbs, K.; Gillanders, G. H.; Godambe, S.; Grube, J.; Guenette, R.; Gyuk, G.; Hanna, D.; Hays, E.; Holder, J.; Horan, D.; Hui, C. M.; Humensky, T. B.; Imran, A.; Kaaret, P.; Karlsson, N.; Kertzman, M.; Kieda, D.; Kildea, J.; Konopelko, A.; Krawczynski, H.; Krennrich, F.; Lang, M. J.; LeBohec, S.; Maier, G.; McCann, A.; McCutcheon, M.; Millis, J.; Moriarty, P.; Ong, R. A.; Otte, A. N.; Pandel, D.; Perkins, J. S.; Pohl, M.; Quinn, J.; Ragan, K.; Reyes, L. C.; Reynolds, P. T.; Roache, E.; Rose, H. J.; Schroedter, M.; Sembroski, G. H.; Smith, A. W.; Steele, D.; Swordy, S. P.; Theiling, M.; Toner, J. A.; Valcarcel, L.; Varlotta, A.; Vassiliev, V. V.; Vincent, S.; Wagner, R. G.; Wakely, S. P.; Ward, J. E.; Weekes, T. C.; Weinstein, A.; Weisgarber, T.; Williams, D. A.; Wissel, S.; Wood, M.; Zitzer, B. (IOP Publishing, 2009-06-01)
    We present evidence that the very high energy (VHE, E > 100 GeV) gamma-ray emission coincident with the supernova remnant IC 443 is extended. IC 443 contains one of the best studied sites of supernova remnant/molecular ...
  • Observation of Extended VHE Emission from the Supernova Remnant IC 443 with VERITAS 

    Lang, Mark; Gillanders, Gary (2009)
    We present evidence that the very-high-energy (VHE, E > 100 GeV) gamma-ray emission coincident with the supernova remnant IC 443 is extended. IC 443 contains one of the best-studied sites of supernova remnant/molecular ...
  • Observation of gamma-ray emission from the galaxy M87 above 250 GeV with VERITAS 

    Lang, Mark; Gillanders, Gary (2008)
    The multiwavelength observation of the nearby radio galaxy M87 provides a unique opportunity to study in detail processes occurring in Active Galactic Nuclei from radio waves to TeV gamma-rays. Here we report the detection ...
  • Observation of gamma‐ray emission from the galaxy m87 above 250 gev with veritas1 

    Acciari, V. A.; Beilicke, M.; Blaylock, G.; Bradbury, S. M.; Buckley, J. H.; Bugaev, V.; Butt, Y.; Celik, O.; Cesarini, A.; Ciupik, L.; Cogan, P.; Colin, P.; Cui, W.; Daniel, M. K.; Duke, C.; Ergin, T.; Falcone, A. D.; Fegan, S. J.; Finley, J. P.; Finnegan, G.; Fortin, P.; Fortson, L. F.; Gibbs, K.; Gillanders, G. H.; Grube, J.; Guenette, R.; Gyuk, G.; Hanna, D.; Hays, E.; Holder, J.; Horan, D.; Hughes, S. B.; Hui, M. C.; Humensky, T. B.; Imran, A.; Kaaret, P.; Kertzman, M.; Kieda, D. B.; Kildea, J.; Konopelko, A.; Krawczynski, H.; Krennrich, F.; Lang, M. J.; LeBohec, S.; Lee, K.; Maier, G.; McCann, A.; McCutcheon, M.; Millis, J.; Moriarty, P.; Mukherjee, R.; Nagai, T.; Ong, R. A.; Pandel, D.; Perkins, J. S.; Pohl, M.; Quinn, J.; Ragan, K.; Reynolds, P. T.; Rose, H. J.; Schroedter, M.; Sembroski, G. H.; Smith, A. W.; Steele, D.; Swordy, S. P.; Syson, A.; Toner, J. A.; Valcarcel, L.; Vassiliev, V. V.; Wakely, S. P.; Ward, J. E.; Weekes, T. C.; Weinstein, A.; White, R. J.; Williams, D. A.; Wissel, S. A.; Wood, M. D.; Zitzer, B. (IOP Publishing, 2008-05-20)
    The multiwavelength observation of the nearby radio galaxy M87 provides a unique opportunity to study in detail processes occurring in active galactic nuclei from radio waves to TeV gamma-rays. Here we report the detection ...
  • Observation of m87 at 400 gev with the whipple 10 meter telescope 

    Le Bohec, S.; Badran, H. M.; Bond, I. H.; Boyle, P. J.; Bradbury, S. M.; Buckley, J. H.; Carter‐Lewis, D. A.; Catanese, M.; Celik, O.; Cui, W.; Daniel, M.; D’Vali, M.; de la Calle Perez, I.; Duke, C.; Falcone, A.; Fegan, D. J.; Fegan, S. J.; Finley, J. P.; Fortson, L. F.; Gaidos, J. A.; Gammell, S.; Gibbs, K.; Gillanders, G. H.; Grube, J.; Hall, J.; Hall, T. A.; Hanna, D.; Hillas, A. M.; Holder, J.; Horan, D.; Jarvis, A.; Jordan, M.; Kenny, G. E.; Kertzman, M.; Kieda, D.; Kildea, J.; Knapp, J.; Kosack, K.; Krawczynski, H.; Krennrich, F.; Lang, M. J.; Linton, E.; Lloyd‐Evans, J.; Milovanovic, A.; Moriarty, P.; Muller, D.; Nagai, T.; Nolan, S.; Ong, R. A.; Pallassini, R.; Petry, D.; Power‐Mooney, B.; Quinn, J.; Quinn, M.; Ragan, K.; Rebillot, P.; Reynolds, P. T.; Rose, H. J.; Schroedter, M.; Sembroski, G. H.; Swordy, S. P.; Syson, A.; Vassiliev, V. V.; Wakely, S. P.; Walker, G.; Weekes, T. C.; Zweerink, J. (IOP Publishing, 2004-07-20)
    We present results from observations taken with the Whipple 10 m very high energy gamma-ray telescope with maximal sensitivity at 400 GeV during 39 hr between 2000 and 2003 in the direction of the giant radio galaxy M87. ...
  • Observation of markarian 421 in tev gamma rays over a 14-year time span 

    Acciari, V.A.; Arlen, T.; Aune, T.; Benbow, W.; Bird, R.; Bouvier, A.; Bradbury, S.M.; Buckley, J.H.; Bugaev, V.; de la Calle Perez, I.; Carter-Lewis, D.A.; Cesarini, A.; Ciupik, L.; Collins-Hughes, E.; Connolly, M.P.; Cui, W.; Duke, C.; Dumm, J.; Falcone, A.; Federici, S.; Fegan, D.J.; Fegan, S.J.; Finley, J.P.; Finnegan, G.; Fortson, L.; Gaidos, J.; Galante, N.; Gall, D.; Gibbs, K.; Gillanders, G.H.; Griffin, S.; Grube, J.; Gyuk, G.; Hanna, D.; Horan, D.; Humensky, T.B.; Kaaret, P.; Kertzman, M.; Khassen, Y.; Kieda, D.; Krawczynski, H.; Krennrich, F.; Lang, M.J.; McEnery, J.E.; Madhavan, A.S.; Moriarty, P.; Nelson, T.; O’Faoláin de Bhróithe, A.; Ong, R.A.; Orr, M.; Otte, A.N.; Perkins, J.S.; Petry, D.; Pichel, A.; Pohl, M.; Quinn, J.; Ragan, K.; Reynolds, T.; Roache, E.; Rovero, A.; Schroedter, M.; Sembroski, G.H.; Smith, A.; Telezhinsky, I.; Theiling, M.; Toner, J.; Tyler, J.; Varlotta, A.; Vivier, M.; Wakely, S.P.; Ward, J.E.; Weekes, T.C.; Weinstein, A.; Welsing, R.; Williams, D.A.; Wissel, S. (Elsevier BV, 2014-02-01)
  • Observational based evaluation of air-sea gas fluxes and turbulence in the surface ocean boundary layer 

    Esters, Leonie Tabea (NUI Galway, 2018-04-09)
    Turbulence within the ocean surface boundary layer (OSBL) is an important quantity for many processes as it mixes the ocean and transports various ocean quantities such as pollutants, heat, and dissolved gases. ...
  • Observations and analysis of the gk persei nova shell and its “jet-like” feature 

    Harvey, E.; Redman, M.P.; Boumis, P.; Akras, S. (EDP Sciences, 2015-01-01)
    GK Persei (1901, the "Firework Nebula") is an old but bright nova remnant that offers a chance to probe the physics and kinematics of nova shells. The kinematics in new and archival longslit optical echelle ...
  • Observations and radiative transfer modelling of a massive dense cold core in g333 

    Lo, N.; Redman, M. P.; Jones, P. A.; Cunningham, M. R.; Chhetri, R.; Bains, I.; Burton, M. G. (Oxford University Press (OUP), 2011-05-06)
    Cold massive cores are one of the earliest manifestations of high-mass star formation. Following the detection of SiO emission from G333.125-0.562, a cold massive core, further investigations of the physics, chemistry and ...
  • Observations indicative of rain-induced double diffusion in the ocean surface boundary layer 

    Walesby, K.; Vialard, J.; Minnett, P. J.; Callaghan, A. H.; Ward, B. (Wiley-Blackwell, 2015-05-19)
    Double diffusion can result in the formation of thermohaline staircases, typically observed in the ocean interior. The observations presented here were acquired in the ocean surface boundary layer with the autonomous ...
  • Observations of hcn hyperfine line anomalies towards low- and high-mass star-forming cores 

    Loughnane, R. M.; Redman, M. P.; Thompson, M. A.; Lo, N.; O’Dwyer, B.; Cunningham, M. R. (Oxford University Press (OUP), 2011-12-08)
    HCN is becoming a popular choice of molecule for studying star formation in both low- and high-mass regions and for other astrophysical sources from comets to high-redshift galaxies. However, a major and often overlooked ...
  • Observations of high concentrations of i2and io in coastal air supporting iodine-oxide driven coastal new particle formation 

    Huang, R. J.; Seitz, K.; Neary, T.; O'Dowd, C. D.; Platt, U.; Hoffmann, T. (Wiley-Blackwell, 2010-02-01)
    Theoretical studies have predicted that concentrations of gaseous I-2 and IO of the order of 80-100 ppt and 4050 ppt, respectively, are required in coastal air to account for photochemically-driven coastal new-particle ...
  • Observations of the shell-type SNR Cassiopeia A at TeV energies with VERITAS 

    Lang, Mark; Gillanders, Gary (2010)
    We report on observations of very high-energy gamma rays from the shell-type supernova remnant Cassiopeia A with the VERITAS stereoscopic array of four imaging atmospheric Cherenkov telescopes in Arizona. The total exposure ...
  • Observations of the shell-type supernova remnant cassiopeia a at tev energies with veritas 

    Acciari, V. A.; Aliu, E.; Arlen, T.; Aune, T.; Bautista, M.; Beilicke, M.; Benbow, W.; Boltuch, D.; Bradbury, S. M.; Buckley, J. H.; Bugaev, V.; Butt, Y.; Byrum, K.; Cannon, A.; Cesarini, A.; Chow, Y. C.; Ciupik, L.; Cogan, P.; Cui, W.; Dickherber, R.; Duke, C.; Ergin, T.; Fegan, S. J.; Finley, J. P.; Finnegan, G.; Fortin, P.; Fortson, L.; Furniss, A.; Galante, N.; Gall, D.; Gillanders, G. H.; Grube, J.; Guenette, R.; Gyuk, G.; Hanna, D.; Holder, J.; Huang, D.; Hui, C. M.; Humensky, T. B.; Kaaret, P.; Karlsson, N.; Kertzman, M.; Kieda, D.; Konopelko, A.; Krawczynski, H.; Krennrich, F.; Lang, M. J.; LeBohec, S.; Maier, G.; McArthur, S.; McCann, A.; McCutcheon, M.; Millis, J.; Moriarty, P.; Ong, R. A.; Pandel, D.; Perkins, J. S.; Pohl, M.; Quinn, J.; Ragan, K.; Reynolds, P. T.; Roache, E.; Rose, H. J.; Schroedter, M.; Sembroski, G. H.; Smith, A. W.; Smith, B. R.; Steele, D.; Swordy, S. P.; Theiling, M.; Thibadeau, S.; Varlotta, A.; Vassiliev, V. V.; Vincent, S.; Wagner, R. G.; Wakely, S. P.; Ward, J. E.; Weekes, T. C.; Weinstein, A.; Weisgarber, T.; Wissel, S.; Wood, M. (IOP Publishing, 2010-04-08)
    We report on observations of very high energy gamma rays from the shell-type supernova remnant (SNR) Cassiopeia A with the Very Energetic Radiation Imaging Telescope Array System stereoscopic array of four imaging atmospheric ...
  • Observations of the unidentified gamma-ray source tev j2032+4130 by veritas 

    Aliu, E.; Aune, T.; Behera, B.; Beilicke, M.; Benbow, W.; Berger, K.; Bird, R.; Buckley, J. H.; Bugaev, V.; Cardenzana, J. V.; Cerruti, M.; Chen, X.; Ciupik, L.; Connolly, M. P.; Cui, W.; Duke, C.; Dumm, J.; Errando, M.; Falcone, A.; Federici, S.; Feng, Q.; Finley, J. P.; Fortin, P.; Fortson, L.; Furniss, A.; Galante, N.; Gillanders, G. H.; Griffin, S.; Griffiths, S. T.; Grube, J.; Gyuk, G.; Hanna, D.; Holder, J.; Hughes, G.; Humensky, T. B.; Kaaret, P.; Kargaltsev, Oleg; Kertzman, M.; Khassen, Y.; Kieda, D.; Krawczynski, H.; Lang, M. J.; Madhavan, A. S.; Maier, G.; Majumdar, P.; McCann, A.; Moriarty, P.; Mukherjee, R.; Nieto, D.; O'Faoláin de Bhróithe, A.; Ong, R. A.; Otte, A. N.; Pandel, D.; Perkins, J. S.; Pohl, M.; Popkow, A.; Prokoph, H.; Quinn, J.; Ragan, K.; Rajotte, J.; Reyes, L. C.; Reynolds, P. T.; Richards, G. T.; Roache, E.; Sembroski, G. H.; Skole, C.; Staszak, D.; Telezhinsky, I.; Theiling, M.; Tucci, J. V.; Tyler, J.; Varlotta, A.; Vincent, S.; Wakely, S. P.; Weekes, T. C.; Weinstein, A.; Welsing, R.; Williams, D. A.; Zitzer, B. (IOP Publishing, 2014-02-07)
    TeV J2032+4130 was the first unidentified source discovered at very high energies (VHEs; E > 100 GeV), with no obvious counterpart in any other wavelength. It is also the first extended source to be observed in VHE ...
  • Observations of the Unidentified TeV Gamma-Ray Source TeV J2032+4130 with the Whipple Observatory 10 m Telescope 

    Lang, Mark; Gillanders, Gary (2006)
    We report on observations of the sky region around the unidentified TeV gamma-ray source TeV J2032+4130 carried out with the Whipple Observatory 10 m atmospheric Cherenkov telescope for a total of 65.5 hrs between 2003 and ...
  • Observations of three young γ-ray pulsars with the gran telescopio canarias 

    Mignani, R. P.; Rea, N.; Testa, V.; Marelli, M.; De Luca, A.; Pierbattista, M.; Shearer, A.; Torres, D. F.; De Oña Wilhelmi, E. (Oxford University Press (OUP), 2016-07-07)
    We report the analysis of the first deep optical observations of three isolated gamma-ray pulsars detected by the Fermi Gamma-ray Space Telescope: the radio-loud PSR J0248+6021 and PSR J0631+1036, and the radio-quiet PSR ...
  • Observations of turbulent dynamics in the ocean surface boundary layer 

    Sutherland, Graigory John (2014-03-26)
    Turbulence and mixing processes are investigated in the ocean surface boundary layer (OSBL) using microstructure measurements from the Air-Sea Interaction Profiler (ASIP) a vertically rising, autonomous instrument equipped ...
  • Observations on the shortest independent loop set algorithm 

    Huang, Jinjing; Howley, Enda; Duggan, James (System Dynamics Society / Wiley, 2012-07-31)
    The shortest independent loop set (SILS) algorithm is a widely adopted loop selection method in eigenvalue elasticity analysis to identify dominant loops. However, we find that, in an individual-based model, the SILS cannot ...