Now showing items 11684-11703 of 42827

  • Discovering Relations Between Mind, Brain, and Mental Disorders Using Topic Mapping 

    Poldrack, Russell A.; Mumford, Jeanette A.; Schonberg, Tom; Kalar, Donald; Barman, Bishal; Yarkoni, Tal (Public Library of Science, 2012-10-11)
    Neuroimaging research has largely focused on the identification of associations between brain activation and specific mental functions. Here we show that data mining techniques applied to a large database of neuroimaging ...
  • Discovery and design of an optimal microRNA loop substrate 

    Hwang, Tony Weiyang (2013-05)
    RNA interference, or RNAi, is a cellular mechanism that describes the sequence-specific post transcriptional gene silencing observed in plants, fungi, and metazoans, facilitated by short double-stranded RNAs and microRNAs ...
  • Discovery and function of polyomaviral microRNAs 

    Chen, Chun Jung, Ph. D. (2014-05)
    Polyomaviruses are small, DNA tumor viruses that establish persistent infections in their natural hosts. Several members of the virus family are associated with human pathologies such as Progressive Multifocal Leukoencephalopathy ...
  • Discovery and representation of human strategies for visual search 

    Tavassoli, Abtine, 1978- (2007-12)
    Visual search can simply be defined as the task of looking for an object of interest in a visual environment. Due to its foveated nature, the human visual system succeeds at such task by making many discrete fixations ...
  • Discovery And Rossiter-Mclaughlin Effect Of Exoplanet Kepler-8B 

    Jenkins, Jon M.; Borucki, William J.; Koch, David G.; Marcy, Geoffrey W.; Cochran, William D.; Welsh, William F.; Basri, Gibor; Batalha, Natalie M.; Buchhave, Lars A.; Brown, Timothy M.; Caldwell, Douglas A.; Dunham, Edward W.; Endl, Michael; Fischer, Debra A.; Gautier, Thomas N., III; Geary, John C.; Gilliland, Ronald L.; Howell, Steve B.; Isaacson, Howard; Johnson, John Asher; Latham, David W.; Lissauer, Jack J.; Monet, David G.; Rowe, Jason F.; Sasselov, Dimitar D.; Howard, Andrew W.; MacQueen, Phillip; Orosz, Jerome A.; Chandrasekaran, Hema; Twicken, Joseph D.; Bryson, Stephen T.; Quintana, Elisa V.; Clarke, Bruce D.; Li, Jie; Allen, Christopher; Tenenbaum, Peter; Wu, Hayley; Meibom, Soren; Klaus, Todd C.; Middour, Christopher K.; Cote, Miles T.; McCauliff, Sean; Girouard, Forrest R.; Gunter, Jay P.; Wohler, Bill; Hall, Jennifer R.; Ibrahim, Khadeejah; Uddin, A. K. M. Kamal; Wu, Michael S.; Bhavsar, Paresh A.; Van Cleve, Jeffrey; Pletcher, David L.; Dotson, Jessie L.; Haas, Michael R. (2010-12)
    We report on the discovery and the Rossiter-McLaughlin (R-M) effect of Kepler-8b, a transiting planet identified by the NASA Kepler Mission. Kepler photometry and Keck-HIRES radial velocities yield the radius and mass of ...
  • Discovery of a Close Substellar Companion to the Hot Subdwarf Star HD 149382-the Decisive Influence of Substellar Objects on Late Stellar Evolution 

    Geier, S.; Edelmann, H.; Heber, U.; Morales-Rueda, L. (2009-09)
    Substellar objects, like planets and brown dwarfs orbiting stars, are by-products of the star Formation process. The evolution of their host stars may have an enormous impact on these small companions. Vice versa a planet ...
  • Discovery Of A Cosmological, Relativistic Outburst Via Its Rapidly Fading Optical Emission 

    Cenko, S. Bradley; Kulkarni, S. R.; Horesh, Assaf; Corsi, Alessandra; Fox, Derek B.; Carpenter, John; Frail, Dale A.; Nugent, Peter E.; Perley, Daniel A.; Gruber, D.; Gal-Yam, Avishay; Groot, Paul J.; Hallinan, G.; Ofek, Eran O.; Rau, Arne; MacLeod, Chelsea L.; Miller, Adam A.; Bloom, Joshua S.; Filippenko, Alexei V.; Kasliwal, Mansi M.; Law, Nicholas M.; Morgan, Adam N.; Polishook, David; Poznanski, Dovi; Quimby, Robert M.; Sesar, Branimir; Shen, Ken J.; Silverman, Jeffrey M.; Sternberg, Assaf (2013-06)
    We report the discovery by the Palomar Transient Factory (PTF) of the transient source PTF11agg, which is distinguished by three primary characteristics: (1) bright (R-peak = 18.3mag), rapidly fading (Delta R = 4mag in ...
  • Discovery of a Dynamical Cold Point in the Heart of the Sagittarius dSph Galaxy With Observations from the APOGEE Project 

    Majewski, Steven R.; Hasselquist, Sten; Lokas, Ewa L.; Nidever, David L.; Frinchaboy, Peter M.; Garcia Perez, Ana E.; Johnston, Kathryn V.; Meszaros, Szabolcs; Shetrone, Matthew; Allende Prieto, Carlos; Beaton, Rachael L.; Beers, Timothy C.; Bizyaev, Dmitry; Cunha, Katia; Damke, Guillermo; Ebelke, Garrett; Eisenstein, Daniel J.; Hearty, Fred; Holtzman, Jon; Johnson, Jennifer A.; Law, David R.; Malanushenko, Viktor; Malanushenko, Elena; O'Connell, Robert W.; Oravetz, Daniel; Pan, Kaike; Schiavon, Ricardo P.; Schneider, Donald P.; Simmons, Audrey; Skrutskie, Michael F.; Smith, Verne V.; Wilson, John C.; Zasowski, Gail (2013-11)
    The dynamics of the core of the Sagittarius (Sgr) dwarf spheroidal (dSph) galaxy are explored using high-resolution (R similar to 22,500), H-band, near-infrared spectra of over 1000 giant stars in the central 3 deg(2) of ...
  • Discovery of A GeV Blazar Shining Through the Galactic Plane 

    Vandenbroucke, J.; Buehler, R.; Ajello, M.; Bechtol, K.; Bellini, A.; Bolte, M.; Cheung, C. C.; Civano, F.; Donato, D.; Fuhrmann, L.; Funk, S.; Healey, S. E.; Hill, A. B.; Knigge, C.; Madejski, G. M.; Romani, R. W.; Santander-Garcia, M.; Shaw, M. S.; Steeghs, D.; Torres, M. A. P.; Van Etten, A.; Williams, Kurtis A. (2010-08)
    The Fermi Large Area Telescope (LAT) discovered a new gamma-ray source near the Galactic plane, Fermi J0109+6134, when it flared brightly in 2010 February. The low Galactic latitude (b = -1 degrees.2) indicated that the ...
  • Discovery of a Large Number of Candidate Protoclusters Traced By Similar to 15 Mpc-Scale Galaxy Overdensities in COSMOS 

    Chiang, Yi-Kuan; Overzier, Roderick; Gebhardt, Karl (2014-02)
    To demonstrate the feasibility of studying the epoch of massive galaxy cluster Formation in a more systematic manner using current and future galaxy surveys, we report the discovery of a large sample of protocluster ...
  • Discovery Of A Low-Luminosity, Tight Substellar Binary At The T/Y Transition 

    Dupuy, Trent J.; Liu, Michael C.; Leggett, S. K. (2015-04)
    We have discovered that the brown dwarf WISE J014656.66+423410.0 is a close binary (0 ''.0875 +/- 0 ''.0021, 0.93(-0.16)(+0.12) AU) from Keck laser guide star adaptive optics imaging. Our photometry for this system reveals ...
  • Discovery Of A Low-Mass Bipolar Molecular Outflow From L1014-Irs With The Submillimeter Array 

    Bourke, Tyler L.; Crapsi, Antonio; Myers, Phillip C.; Evans, Neal J.; Wilner, David J.; Huard, Tracy L.; Jorgensen, Jes K.; Young, Chadwick H. (2005-11)
    Using the Submillimeter Array, we report the discovery of a compact low-mass bipolar molecular outflow from L1014-IRS and confirm its association with the L1014 dense core at 200 pc. Consequently, L1014-IRS is the lowest ...
  • Discovery Of A Low-Mass Companion To The Solar-Type Star Tyc 2534-698-1 

    Kane, Steven R.; Mahadevan, Suvrath; Cochran, William D.; Street, Rachel A.; Sivarani, Thirupathi; Henry, Gregory W.; Williamson, Michael H. (2009-02)
    Brown dwarfs and low-mass stellar companions are interesting objects to study since they occupy the mass region between deuterium and hydrogen burning. We report here the serendipitous discovery of a low-mass companion in ...
  • Discovery Of A New AM CVn System With The Kepler Satellite 

    Fontaine, G.; Brassard, P.; Green, E. M.; Charpinet, S.; Dufour, Patrick; Hubeny, I.; Steeghs, D.; Aerts, C.; Randall, S. K.; Bergeron, P.; Guvenen, B.; O'Malley, C. J.; Van Grootel, V.; Ostensen, R. H.; Bloemen, S.; Silvotti, R.; Howell, Steve B.; Baran, A.; Kepler, S. O.; Marsh, T. R.; Montgomery, Michael H.; Oreiro, R.; Provencal, J.; Telting, J.; Winget, D. E.; Zima, W.; Christensen-Dalsgaard, J.; Kjeldsen, H. (2011-01)
    We report the discovery of a new AM CVn system on the basis of broadband photometry obtained with the Kepler satellite supplemented by ground-based optical spectroscopy. Initially retained on Kepler target lists as a ...
  • Discovery Of A Nova-Like Cataclysmic Variable In The Kepler Mission Field 

    Williams, Kurtis A.; de Martino, Domitilla; Silvotti, Roberto; Bruni, Ivan; Dufour, Patrick; Riecken, Thomas S.; Kronberg, Martin; Mukadam, Anjum; Handler, G. (2010-06)
    We announce the identification of a new cataclysmic variable (CV) star in the field of the Kepler Mission, KIC J192410.81+445934.9. This system was identified during a search for compact pulsators in the Kepler field. ...
  • Discovery Of A Wolf-Rayet Star Through Detection Of Its Photometric Variability 

    Littlefield, Colin; Garnavich, Peter; Marion, G. H.; Vinko, Jozsef; McClelland, Colin; Rettig, Terrence; Wheeler, J. Craig (2012-06)
    We report the serendipitous discovery of a heavily reddened Wolf-Rayet star that we name WR 142b. While photometrically monitoring a cataclysmic variable, we detected weak variability in a nearby field star. Low-resolution ...
  • Discovery of A ZZ Ceti in the Kepler Mission Field 

    Hermes, J. J.; Mullally, Fergal; Ostensen, R. H.; Williams, Kurtis A.; Telting, John; Southworth, John; Bloemen, S.; Howell, Steve B.; Everett, Mark; Winget, D. E. (2011-11)
    We report the discovery of the first identified pulsating DA white dwarf, WD J1916+3938 (Kepler ID 4552982), in the field of the Kepler mission. This ZZ Ceti star was first identified through ground-based, time-series ...
  • Discovery of an Ultramassive Pulsating White Dwarf 

    Hermes, J. J.; Kepler, S. O.; Castanheira, Barbara G.; Gianninas, A.; Winget, D. E.; Montgomery, M. H.; Brown, Warren R.; Harrold, Samuel T. (2013-07)
    We announce the discovery of the most massive pulsating hydrogen-atmosphere white dwarf (WD) ever discovered, GD 518. Model atmosphere fits to the optical spectrum of this star show it is a 12,030 +/- 210 K WD with a log ...
  • Discovery Of Binarity, Spectroscopic Frequency Analysis, And Mode Identification Of The Delta Scuti Star 4 CVn 

    Schmid, V. S.; Themessl, N.; Breger, M.; Degroote, P.; Aerts, C.; Beck, P. G.; Tkachenko, A.; Van Reeth, T.; Bloemen, S.; Debosscher, J.; Castanheira, B. G.; McArthur, B. E.; Papics, P. I.; Fritz, V.; Falcon, R. E. (2014-10)
    More than 40 years of ground-based photometric observations of the delta Sct star 4 CVn has revealed 18 independent oscillation frequencies, including radial as well as non-radial p-modes of low spherical degree l <= 2. ...