Now showing items 1-13 of 13

    • ALMA survey of massive cluster progenitors from ATLASGAL: Limited fragmentation at the early evolutionary stage of massive clumps 

      Csengeri, T.; Bontemps, S.; Wyrowski, F.; Motte, F.; Menten, K. M.; Beuther, H.; Bronfman Aguiló, Leonardo; Commerçon, B.; Chapillón, E.; Duarte Cabral, A.; Fuller, G. A.; Henning, Th; Leurini, S.; Longmore, S.; Palau, A.; Peretto, N.; Schuller, F.; Tan, J. C.; Testi, L.; Traficante, A.; Urquhart, J. S. (EDP Sciences, 2017)
      The early evolution of massive cluster progenitors is poorly understood. We investigate the fragmentation properties from 0.3 pc to 0.06 pc scalesof a homogenous sample of infrared-quiet massive clumps within 4.5 kpc ...
    • The ATLASGAL survey: a catalog of dust condensations in the Galactic plane 

      Csengeri, T.; Urquhart, S.; Schuller, F.; Motte, F.; Bontemps, S.; Wyrowski, F.; Menten, K. M.; Bronfman Aguiló, Leonardo; Beuther, H.; Henning, Thomas; Testi, L.; Zavagno, A.; Walmsley, M. (2014)
      Context. The formation processes and the evolutionary stages of high-mass stars are poorly understood compared to low-mass stars. Large-scale surveys are needed to provide an unbiased census of high column density sites ...
    • ATLASGAL – The APEX telescope large area survey of the galaxy at 870 μm 

      Schuller, F.; Menten, K. M.; Contreras, Y.; Wyrowski, F.; Schilke, P.; Bronfman Aguiló, Leonardo; Henning, Thomas; Walmsley, C. M.; Beuther, H.; Bontemps, S.; Cesaroni, R.; Deharveng, L.; Garay, G.; Herpin, F.; Lefloch, B.; Linz, H.; Mardones, D.; Minier, V.; Molinari, S.; Motte, F.; Nyman, L.-Å.; Reveret, V.; Risacher, C.; Russeil, D.; Schneider, N.; Testi, L.; Troost, T.; Vasyunina, T.; Wienen, M.; Zavagno, A.; Kovacs, A.; Kreysa, E.; Siringo, G.; Weiß, A. (ESO, 2009-02-20)
      Context. Thanks to its excellent 5100 m high site in Chajnantor, the Atacama Pathfinder Experiment (APEX) systematically explores the southern sky at submillimeter wavelengths, in both continuum and spectral line emission. ...
    • GALACTIC STRUCTURE BASED ON THE ATLASGAL 870 mu m SURVEY 

      Beuther, H.; Tackenberg, J.; Linz, H.; Henning, Thomas; Schuller, F.; Wyrowski, F.; Schilke, P.; Menten, K.; Robitaille, T. P.; Walmsley, C. M.; Bronfman Aguiló, Leonardo; Motte, F.; Nguyen-Luong, Q.; Bontemps, S. (IOP PUBLISHING LTD, 2012-03-01)
      The ATLASGAL 870 mu m continuum survey conducted with the APEX telescope is the first one covering the whole inner Galactic plane (60 degrees > l > -60 degrees and b < +/-1 degrees.5) in submillimeter (submm) continuum ...
    • Ionisation impact of high-mass stars on interstellar filaments A Herschel study of the RCW36 bipolar nebula in Vela C 

      Minier, V.; Tremblin, P.; Hill, T.; Motte, F.; André, Ph.; Lo, N.; Schneider, N.; Audit, E.; White, G. J.; Hennemann, M.; Cunningham, M.; Deharveng, L.; Di Francesco, J.; Elia, D.; Giannini, T.; Luong, Q. Nguyen; Pezzuto, S.; Rygl, K. L.; Spinoglio, L.; Ward Thompson, D.; Zavagno, A. (EDP Sciences, 2013)
      Context. Ionising stars reshape their original molecular cloud and impact star formation, leading to spectacular morphologies such as bipolar nebulae around Hii regions. Molecular clouds are structured in filaments where ...
    • Large scale map of millimeter wavelength hydrogen radio recombination lines around a young massive star cluster 

      Nguyen Lu'o'ng, Q.; Anderson, L. D.; Motte, F.; Louvet, F.; Bronfman Aguiló, Leonardo (IOP Publishing Ltd, 2017)
      We report the first map of large-scale (10 pc in length) emission of millimeter-wavelength hydrogen recombination lines (mm-RRLs) toward the giant H II region around the W43-Main young massive star cluster (YMC). Our mm-RRL ...
    • Low-velocity shocks traced by extended sio emission along the w43 ridges: witnessing the formation of young massive clusters 

      Nguyen-Luong, Q.; Motte, F.; Carlhoff, P.; Louvet, F.; Lesaffre, P.; Schilke, P.; Hill, T.; Hennemann, M.; Gusdorf, A.; Didelon, P.; Schneider, N.; Bontemps, S.; Duarte Cabral, A.; Menten, K. M.; Martin, P. G.; Wyrowski, F.; Bendo, G.; Roussel, H.; Bernard, J. P.; Bronfman Aguiló, Leonardo; Henning, Thomas; Kramer, C.; Heitsch, F. (The American Astronomical Society, 2013-10-01)
      The formation of high-mass stars is tightly linked to that of their parental clouds. Here, we focus on the high-density parts of W43, a molecular cloud undergoing an efficient event of star formation. Using a column density ...
    • MALT90: The Millimetre Astronomy Legacy Team 90 GHz Survey 

      Jackson, J. M.; Rathborne, J.; Foster, J. B.; Whitake, J.; Sanhueza, P.; Claysmith, C.; Mascoop, J.; Wienen, M.; Breen, S.; Herpin, F.; Duarte Cabral, A.; Csengeri, T.; Longmore, S.; Contreras, Y.; Indermuehle, B.; Barnes, P.; Walsh, A. J.; Cunningham, M.; Brooks, K.; Britton, T.; Voronkov, M.; Urquhart, J.; Alves, J.; Jordan, C.; Hill, T.; Hoq, S.; Finn, S. C.; Bains, I.; Bontemps, S.; Bronfman Aguiló, Leonardo; Caswel, J.; Deharveng, L.; Ellingsen, S.; Fuller, G.; Garay Brignardello, Guido; Green, J.; Hindson, L.; Jones, P. A.; Lenfestey, C.; Lo, Nadia; Lowe, V.; Mardones Pérez, Diego; Menten, K.; Minier, V.; Morgan, L.; Motte, F.; Muller, E.; Peretto, N.; Purcell, C. R.; Schilke, P.; Bontemps, Schneider; Schuller, F.; Titmarsh, A.; Wyrowski, F.; Zavagno, A. (Astronomical Society of Australia, 2013)
      The Millimetre Astronomy Legacy Team 90 GHz (MALT90) survey aims to characterise the physical and chemical evolution of high-mass star-forming clumps. Exploiting the unique broad frequency range and on-the-fly ...
    • Possible link between the power spectrum of interstellar filaments and the origin of the prestellar core mass function 

      Roy, A.; André, Ph.; Arzoumanian, D.; Peretto, N.; Palmeirim, P.; Könyves, V.; Schneider, N.; Benedettini, M.; Di Francesco, J.; Elia, D.; Hill, T.; Ladjelate, B.; Louvet, F.; Motte, F.; Pezzuto, S.; Schisano, E.; Shimajiri, Y.; Spinoglio, L.; Ward Thompson, D.; White, G. (EDP Sciences, 2015)
      A complete understanding of the origin of the prestellar core mass function (CMF) is crucial. Two major features of the prestellar CMF are 1) a broad peak below 1M(circle dot), presumably corresponding to a mean gravitational ...
    • The earliest phases of high mass star formation, as seen in NGC 6334 by Herschel HOBYS 

      Tige, J.; Motte, F.; Russeil, D.; Louvet, F. (EDP Sciences, 2017)
      Aims. To constrain models of high-mass star formation, the Herschel-HOBYS key program aims at discovering massive dense cores (MDCs) able to host the high-mass analogs of low-mass prestellar cores, which have been searched ...
    • The unexpectedly large proportion of high-mass starforming cores in a Galactic mini-starburst 

      Motte, F.; Nomy, T.; Louvet, F.; Marsh, K.A.; Bontemps, S.; Whitworth, A. P.; Men’shchikov, A.; Nguyen Luong6, Q.; Csengeri, T.; Maury, A. J.; Gusdorf, A.; Chapillon, E.; Könyves, V.; Schilke, P.; Duarte Cabral, A.; Didelon, P.; Gaudel, M. (Springer Nature, 2018)
      Understanding the processes that determine the stellar Initial Mass Function (IMF) is a critical unsolved problem, with profound implications for many areas of astrophysics1. In molecular clouds, stars are formed in cores, ...
    • Tracing extended low-velocity shocks through SiO emission Case study of the W43-MM1 ridge 

      Louvet, Fabien; Motte, F.; Gusdorf, A.; Lu'o'ng, Q. Nguyen; Lesaffre, P.; Duarte Cabral, A.; Maury, A.; Schneider, N.; Hill, T.; Schilke, P.; Gueth, F. (EDP Sciences, 2016)
      Aims. Previous literature suggests that the densest structures in the interstellar medium form through colliding flows, but patent evidence of this process is still missing. Recent literature proposes using SiO line emission ...
    • W43: the closest molecular complex of the Galactic bar? 

      Nguyen Luong, Q.; Motte, F.; Schuller, F.; Schneider, N.; Bontemps, S.; Schilke, P.; Menten, K. M.; Heitsch, F.; Wyrowski, F.; Carlhoff, P.; Bronfman Aguiló, Leonardo; Henning, Thomas (EDP SCIENCES S A, 2011-05)
      Context. In the framework of the multi-wavelength Galactic surveys of star-formation presently underway, complexes of molecular clouds that stretch over up to hundreds of parsecs are of particular interest. This is because ...