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Browsing by Author "Centre for Astrophysics Research"

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  • Paradis, D.; Paladini, R.; Noriega-Crespo, A.; Mény, C.; Piacentini, F.; Thompson, Mark; Marshall, D.J.; Veneziani, M.; Bernard, J.P.; Molinari, S. (2012)
    Past and recent observations have revealed unexpected variations in the far-infrared – millimeter (FIR-mm) dust emissivity in the interstellar medium. In the Herschel spectral range, those are often referred to as a 500 ...
  • Bagheri, Gemma; Cioni, M-R.L.; Napiwotzki, Ralf (2013-03)
    The Magellanic system comprises the Large Magellanic Cloud (LMC), the Small Magellanic Cloud (SMC), and the less frequently observed Magellanic Bridge and Magellanic Stream. The Bridge is traced by neutral gas and has an ...
  • Negrello, Mattia; Hopwood, R.; de Zotti, G.; Cooray, A.; Verma, A.; Bock, J.; Frayer, D. T.; Gurwell, M.A.; Omont, A.; Neri, R.; Dannerbauer, H.; Leeuw, L. L.; Barton, E.; Cooke, J.; Kim, S.; da Cunha, E.; Rodighiero, G.; Cox, P.; Bonfield, David G.; Jarvis, M.J.; Serjeant, S.; Ivison, R.J.; Dye, S.; Aretxaga, I.; Hughes, D.H.; Ibar, E.; Bertoldi, F.; Valtchanov, I.; Eales, S.; Dunne, L.; Driver, S. P.; Auld, R.; Buttiglione, S.; Cava, A.; Grady, C.A.; Clements, D. L.; Dariush, A.; Fritz, J.; Hill, D.; Hornbeck, J.B.; Kelvin, L.; Lagache, G.; Lopez-Caniego, M.; Gonzalez-Nuevo, J.; Maddox, S.; Pascale, E.; Pohlen, M.; Rigby, E. E.; Robotham, A.; Simpson, C.; Smith, Daniel; Temi, P.; Thompson, Mark; Woodgate, B.E.; York, D.G.; Aguirre, J.E.; Beelen, A.; Blain, A.; Baker, A.J.; Birkinshaw, M.; Blundell, R.; Bradford, C.M.; Burgarella, D.; Danese, L.; Dunlop, J. S.; Fleuren, S.; Glenn, J.; Harris, A.I.; Kamenetzky, J.; Lupu, R. E.; Maddalena, R. J.; Madore, B. F.; Maloney, P. R.; Matsuhara, H.; Michaowski, M. J.; Murphy, E. J.; Naylor, B.J.; Nguyen, H.; Popescu, C.; Rawlings, S.; Rigopoulou, D.; Scott, D.; Scott, K.S.; Seibert, M.; Smail, I.; Tuffs, R. J.; Vieira, J. D.; van der Werf, P. P.; Zmuidzinas, J. (2010)
    Gravitational lensing is a powerful astrophysical and cosmological probe and is particularly valuable at submillimeter wavelengths for the study of the statistical and individual properties of dusty star-forming galaxies. ...
  • Pustil'nik, S.A.; Lipovetsky, V.A.; Izotov, Y.I.; Brinks, E.; Thuan, T.X.; Knyazev, A.Y.; Neizvestnyi, S. I.; Ugryumov, A. V. (1997-05-01)
    The Blue Compact Dwarf (BCD) galaxy SBS 0335–052 is one of the most metal–deficient galaxies known and one of the best candidates for a young dwarf galaxy in the process of formation. A VLA HI map reveals an unusual ...
  • Sparks, W.; Hough, J.; Germer, T.A.; Chen, F.; DasSarma, S.; DasSarma, P.; Robb, F.T.; Manset, N.; Kolokolova, L.; Reid, N.; Macchetto, F.D.; Martin, William Eugene (2009-05)
    The identification of a universal biosignature that could be sensed remotely is critical to the prospects for success in the search for life elsewhere in the universe. A candidate universal biosignature is homochirality, ...
  • Abdo, A.A.; Ackermann, M.; Ajello, M.; Baldini, L.; Ballet, J.; Barbiellini, G.; Baring, M.G.; Bastieri, D.; Bechtol, K.; Bellazzini, R.; Berenji, B.; Bhat, P.N.; Bissaldi, E.; Blandford, R.; Bonamente, E.; Bonnell, I.; Borgland, A.W.; Bouvier, A.; Bregeon, J.; Brigida, M.; Bruel, P.; Buehler, R.; Buson, S.; Caliandro, G.A.; Cameron, R.A.; Caraveo, P.A.; Casandjian, J.M.; Cecchi, C.; Charles, E.; Chekhtman, A.; Chiang, J.; Ciprini, S.; Claus, R.; Connaughton, V.; Conrad, J.; Cutini, S.; de Angelis, A.; de Palma, F.; Dermer, C.; Silva, E.D.E.; Drell, P.S.; Dubois, R.; Favuzzi, C.; Fukazawa, Y.; Fusco, P.; Gargano, F.; Gehrels, N.; Germani, S.; Giglietto, N.; Giommi, P.; Giordano, F.; Giroletti, M.; Glanzman, T.; Godfrey, G.; Granot, Jonathan; Grenier, I.A.; Guiriec, S.; Hadasch, D.; Hanabata, Y.; Hughes, R.E.; Johannesson, G.; Johnson, A.S.; Kamae, T.; Katagiri, H.; Kataoka, J.; Kerr, M.; Knodlseder, J.; Kuss, M.; Lande, J.; Latronico, L.; Lee, S.H.; Longo, F.; Loparco, F.; Lott, B.; Lubrano, P.; Mazziotta, M.N.; McEnery, J.E.; Meszaros, P.; Michelson, P.F.; Mizuno, D.; Moiseev, A.A.; Monzani, M.E.; Morselli, A.; Moskalenko, I.V.; Murgia, S.; Nakamori, T.; Naumann-Godo, M.; Nolan, P.L.; Norris, J.P.; Nuss, E.; Ohsugi, T.; Okumura, A.; Omodei, N.; Orlando, E.; Paciesas, W.S.; Pelassa, V.; Pesce-Rollins, M.; Pierbattista, M.; Piron, F.; Porter, T.A.; Racusin, J.L.; Raino, S.; Razzano, M.; Razzaque, S.; Reimer, A.; Reimer, O.; Reyes, L.C.; Roth, M.; Sadrozinski, H.F.W.; Sgro, C.; Siskind, E.J.; Smith, P.D.; Sonbas, E.; Spandre, G.; Spinelli, P.; Stamatikos, M.; Strickman, M.S.; Takahashi, H.; Tanaka, T.; Tanaka, Y.; Thayer, J.G.; Torres, D.F.; Tosti, G.; Troja, E.; Uehara, T.; Usher, T.L.; Vandenbroucke, J.; Vasileiou, V.; Vianello, G.; Vilchez, N.; Vitale, V.; von Kienlin, A.; Waite, A.P.; Wang, P.; Winer, B.L.; Wood, K.S.; Yamazaki, R.; Yang, Z.; Ziegler, M.; Piro, L. (2011)
    We present the simultaneous Swift and Fermi observations of the bright GRB 100728A and its afterglow. The early X-ray emission is dominated by a vigorous flaring activity continuing until 1 ks after the burst. In the same ...
  • Coppin, Kristen; Chapman, Scott; Smail, Ian; Swinbank, Mark; Walter, Fabian; Wardlow, Julie; Weiss, Axel; M. Alexander, David; Brandt, Niel; Dannerbauer, Helmut; De Breuck, Carlos; Dickinson, Mark; Dunlop, James; Edge, Alastair; Emonts, Bjorn; Greve, Thomas; Huynh, Minh; Ivison, Rob; Knudsen, Kirsten; Menten, Karl; Schinnerer, Eva; van der Werf, Paul (2010)
    We have detected the CO(2-1) transition from the submillimetre galaxy (SMG) LESSJ033229.4-275619 at z=4.755 using the new Compact Array Broadband Backend system on the Australian Telescope Compact Array. These data have ...
  • Corradi, R.L.M.; Greimel, R.; Leisy, P.; Mampaso, A.; Viironen, K.; Kovacevic, A.; Morris, R.; Phillipps, S.; Zijlstra, A.; Irwin, J.; Drew, J.E.; Hopewell, E.C.; Wright, N.; Barlow, M.; Irwin, M.; Walton, N.; Frew, D.J.; Parker, Q. A.; Groot, P.; Sokoloski, J.L.; Zurita, A. (American Institute of Physics, 2005-11-28)
    IPHAS is an ongoing Hα imaging survey of the North Galactic plane. When completed, it is expected to discover several hundred new Galactic planetary nebulae, in addition to a huge number of Hα emitters. We present here the ...
  • Siana, Brian; Smail, Ian; Swinbank, A. M.; Richard, Johan; Teplitz, Harry I.; Coppin, Kristen; Ellis, Richard S.; Stark, Daniel P.; Kneib, Jean-Paul; Edge, Alistair C. (2009)
    We report the results of a Spitzer infrared study of the Cosmic Eye, a strongly lensed, L*_UV Lyman Break Galaxy (LBG) at z=3.074. We obtained Spitzer IRS spectroscopy as well as MIPS 24 and 70 micron photometry. The Eye ...
  • Galaviz, D.; Babilon, M.; Fulop, Zs.; Gyurky, Gy.; Mate, Z.; Hillier, R.; Mohr, P.; Rauscher, T.; Somorjai, E.; Zilges, A.; Zolnai, L. (2003-05-19)
    Complete angular distributions for the reactions Sn-112,Sn-124(alpha,alpha)(112,124) Sn have been measured at different energies around the Coulomb barrier. Preliminary results for the Sn-112 circle times alpha and Sn-124 ...
  • Vogt, K.; Mohr, P.; Rauscher, T.; Sonnabend, K.; Zilges, A. (2003-05-05)
    (gamma,n) cross sections and reaction rates in the astrophysical gamma-process have been measured for the nucleus Pb-204 using the method of photoactivation. Some peculiarities of the (gamma,n) cross.section of this nucleus ...
  • Sonnabend, K.; Mengoni, A.; Mohr, P.; Rauscher, T.; Vogt, K.; Zilges, A. (2003-05-19)
    We present our method to determine the (n,gamma) reaction rates of s-process branching point nuclei using data of the inverse (gamma,n) reaction. As an example, we selected Zr-95. The analysis of the data of the reaction ...
  • Sauerwein, A.; Becker, H. -W.; Dombrowski, H.; Elvers, M.; Endres, J.; Giesen, U.; Hasper, J.; Hennig, A.; Netterdon, L.; Rauscher, T.; Rogalla, D.; Zell, K. O.; Zilges, A. (2011-10-19)
    The reaction Pr-141(alpha, n)Pm-144 was investigated between E-alpha = 11 MeV and 15 MeV with the activation method using the gamma gamma coincidence method with a segmented clover-type high-purity Germanium (HPGe) detector. ...
  • Sonnabend, K.; Mengoni, A.; Mohr, P.; Rauscher, T.; Vogt, K.; Zilges, A. (2003-05-05)
    The (gamma,n) reaction rate of W-186 was measured in order to deduce the (n,gamma) reaction rate of 185 W, an important branching point in the astrophysical s-process. The theoretical predictions have been confirmed and ...
  • Verbeek, Kars; Groot, Paul J.; Nelemans, Gijs A.; Scaringi, Simone; Napiwotzki, R.; Drew, J.E.; Steeghs, D.T.H.; Casares, Jorge; Corral-Santana, J.M.; Gänsicke, Boris T.; González-Solares, E.A.; Greimel, Robert; Heber, Ulrich; Irwin, Mike J.; Knigge, Christian; Wright, N.J.; Zijlstra, Albert (2013-10-01)
    We present a determination of the average space density and birth rate of hydrogen-line (DA) white dwarfs within a radius of 1 kpc around the Sun, based on an observational sample of 360 candidate white dwarfs with g <19.5 ...
  • Kiss, G. G.; Rauscher, T.; Szuecs, T.; Kertesz, Zs.; Fueloep, Zs.; Gyuerky, Gy.; Froehlich, C.; Farkas, J.; Elekes, Z.; Somorjai, E. (2011-01-17)
    The cross sections of the Tm-169(alpha, gamma)Lu-173 and Tm-169(alpha,n)Lu-172 reactions have been measured first time using a new method, by detecting the characteristic X-ray radiation following the electron capture-decay ...
  • Rauscher, T. (IOP PUBLISHING LTD, 2010)
    Nuclear reactions proceed differently in stellar plasmas than in the laboratory due to the thermal effects in the plasma. On one hand, a target nucleus is bombarded by projectiles distributed in energy with a distribution ...
  • Barnes, J R; James, D J; Cameron, A C (2004-08-01)
    We present images of the rapidly rotating (P-rot = 0.431 d) M1.5Ve dwarf HK Aqr, from data obtained during 2001 and 2002. Star-spots are found distributed at a range of latitudes during both observing seasons, but unlike ...
  • Johansson, Jonas; Woods, Tyrone E.; Gilfanov, Marat; Sarzi, Marc; Chen, Yan Mei; Oh, Kyuseok (2014-08-01)
    We measure the strength of He II λ4686 nebular emission in passively evolving ('retired') galaxies, aiming to constrain their populations of hot accreting white dwarfs (WDs) in the context of the single-degenerate (SD) ...

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