Browsing by Author "f67054e9-6261-40f5-8449-72f6407a31e5"

Now showing items 1-4 of 4

    • A tale of two transition disks: alma long-baseline observations of iso-oph 2 reveal two closely packed ... 
      González Ruilova, Camilo; Cieza, Lucas A.; Hales, Antonio S.; Pérez, Sebastián; Zurlo, A.; Arce Tord, Carla; Casassus Montero, Simón; Canovas, Héctor; Flock, Mario; Herczeg, Gregory J.; Pinilla, Paola; Price, Daniel J.; Príncipe, David A.; Ruiz Rodríguez, Dary; Williams, Jonathan P. (IOP Publishing, 2020)
      ISO-Oph 2 is a wide-separation (240 au) binary system where the primary star harbors a massive (M-dust similar to 40M(circle plus)) ring-like disk with a dust cavity similar to 50 au in radius and the secondary hosts a ...
    • ALMA 1.3 mm map of the HD 95086 system 
      Su, Kate Y. L.; MacGregor, Meredith A.; Booth, Mark; Wilner, David J.; Flaherty, Kevin; Hughes, A. Meredith; Phillips, Neil M.; Malhotra, Renu; Hales, Antonio S.; Morrison, Sarah; Ertel, Steve; Matthews, Brenda C.; Dent, William R. F.; Casassus Montero, Simón (IOP Publishing Ltd., 2017)
      Planets and minor bodies such as asteroids, Kuiper-Belt objects, and comets are integral components of a planetary system. Interactions among them leave clues about the formation process of a planetary system. The signature ...
    • Atomic gas in debris discs 
      Hales, Antonio S.; Barlow, M. J.; Crawford, I. A.; Casassus Montero, Simón (Oxford University, 2017)
      We have conducted a search for optical circumstellar absorption lines in the spectra of 16 debris disc host stars. None of the stars in our sample showed signs of emission line activity in either Hα, CaII or Na I, confirming ...
    • The northern arc of epsilon eridani's debris ring as seen by ALMA 
      Booth, Mark; Dent, William R. F.; Jordan, Andrés; Lestrade, Jean Francois; Hales, Antonio S.; Wyatt, Mark C.; Casassus Montero, Simón; Ertel, Steve; Greaves, Jane S.; Kennedy, Grant M.; Matra, Luca; Augereau, Jean Charles; Villard, Eric (Oxford University Press, 2017)
      We present the first Atacama Large Millimeter/submillimeter Array (ALMA) observations of the closest known extrasolar debris disc. This disc orbits the star is an element of Eri, a K-type star just 3.2 pc away. Due to the ...