Search Results - "MULLANEY, James"

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    BLACK HOLE VARIABILITY AND THE STAR FORMATION-ACTIVE GALACTIC NUCLEUS CONNECTION: DO ALL STAR-FORMING GALAXIES HOST AN ACTIVE GALACTIC NUCLEUS? by Hickox, Ryan C, Mullaney, James R, Alexander, David M, Chen, Chien-Ting J, CIVANO, FRANCESCA M, Goulding, Andy D, Hainline, Kevin N

    Published in The Astrophysical journal (10-02-2014)
    “…We investigate the effect of active galactic nucleus (AGN) variability on the observed connection between star formation and black hole accretion in…”
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    Using Gaussian Processes to detect AGN flares by McLaughlin, Summer A J, Mullaney, James R, Littlefair, Stuart P

    “…ABSTRACT A key feature of active galactic nuclei (AGN) is their variability across all wavelengths. Typically, AGN vary by a few tenths of a magnitude or more…”
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    WIDESPREAD AND HIDDEN ACTIVE GALACTIC NUCLEI IN STAR-FORMING GALAXIES AT REDSHIFT >0.3 by Juneau, Stephanie, Dickinson, Mark, BOURNAUD, FREDERIC, Alexander, David M, Daddi, Emanuele, Mullaney, James R, Magnelli, Benjamin, KARTALTEPE, JEYHAN S, Hwang, Ho Seong, Willner, S P

    Published in The Astrophysical journal (20-02-2013)
    “…We characterize the incidence of active galactic nuclei (AGNs) in 0.3 < z < 1 star-forming galaxies by applying multi-wavelength AGN diagnostics (X-ray,…”
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    THE X-RAY STAR FORMATION STORY AS TOLD BY LYMAN BREAK GALAXIES IN THE 4 Ms CDF-S by Basu-Zych, Antara R, Lehmer, Bret D, Hornschemeier, Ann E, Bouwens, Rychard J, Fragos, Tassos, Oesch, Pascal A, BELCZYNSKI, KRZYSZTOF, Brandt, W N, Kalogera, Vassiliki, Luo, Bin, Miller, Neal, Mullaney, James R, TZANAVARIS, PANAYIOTIS, Xue, Yongquan, ZEZAS, ANDREAS

    Published in The Astrophysical journal (01-01-2013)
    “…We present results from deep X-ray stacking of >4000 high-redshift galaxies from z approximately 1 to 8 using the 4 Ms Chandra Deep Field-South data, the…”
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    Providing contexts for classification of transients in a wide-area sky survey: An application of noise-induced cluster ensemble by Boongoen, Tossapon, Iam-On, Natthakan, Mullaney, James

    “…With new sensor systems that capture sky survey at high quality level, analyzing the resulting data within a limited time frame appears to be the next…”
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    AGN with strong forbidden high-ionization lines selected from the Sloan Digital Sky Survey by Gelbord, Jonathan M., Mullaney, James R., Ward, Martin J.

    “…We have defined a sample of 63 active galactic nuclei with strong forbidden high-ionization line (FHIL) emission. These lines, with ionization potentials ≳100…”
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    The Seyfert AGN RX J0136.9–3510 and the spectral state of super Eddington accretion flows by Jin, Chichuan, Done, Chris, Ward, Martin, Gierliński, Marek, Mullaney, James

    “…We have carried out a survey of long 50 ks XMM–Newton observations of a sample of bright, variable active galactic nuclei (AGN). We found a distinctive energy…”
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    AN OBSERVED LINK BETWEEN ACTIVE GALACTIC NUCLEI AND VIOLENT DISK INSTABILITIES IN HIGH-REDSHIFT GALAXIES by BOURNAUD, Frédéric, JUNEAU, Stéphanie, LE FLOC'H, Emeric, MULLANEY, James, DADDI, Emanuele, DEKEL, Avishai, DUC, Pierre-Alain, ELBAZ, David, SALMI, Fadia, DICKINSON, Mark

    Published in The Astrophysical journal (20-09-2012)
    “…We provide evidence for a correlation between the presence of giant clumps and the occurrence of active galactic nuclei (AGNs) in disk galaxies. We use…”
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    Polycyclic aromatic hydrocarbon emission in powerful high-redshift radio galaxies by Rawlings, J. I., Seymour, N., Page, M. J., De Breuck, C., Stern, D., Symeonidis, M., Appleton, P. N., Dey, A., Dickinson, M., Huynh, M., Floc'h, E. Le, Lehnert, M., Mullaney, J. R., Nesvadba, N., Ogle, P., Sajina, A., Vernet, J., Zirm, A.

    “…We present the mid-infrared (IR) spectra of seven of the most powerful radio-galaxies known to exist at 1.5 < z < 2.6. The radio emission of these sources is…”
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    A CORRELATION BETWEEN STAR FORMATION RATE AND AVERAGE BLACK HOLE ACCRETION IN STAR-FORMING GALAXIES by Chen, Chien-Ting J, Hickox, Ryan C, Alberts, Stacey, Brodwin, Mark, Jones, Christine, Murray, Stephen S, Alexander, David M, Assef, Roberto J, Brown, Michael J I, Dey, Arjun

    Published in The Astrophysical journal (10-08-2013)
    “…We present a measurement of the average supermassive black hole accretion rate (BHAR) as a function of the star formation rate (SFR) for galaxies in the…”
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