CO Gas Inside the Protoplanetary Disk Cavity in HD 142527: Disk Structure from ALMA

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Pérez S.; Casassus S.; Ménard F.; Roman, P.; Van Der Plas G.; Cieza L.; Pinte C.; Christiaens, V; Hales, AS;
  • Related identifiers: doi: 10.1088/0004-637X/798/2/85
  • Subject: Astrophysics - Solar and Stellar Astrophysics | individual: HD 142527 [stars] | Astrophysics - Earth and Planetary Astrophysics | : Aérospatiale, astronomie & astrophysique [Physique, chimie, mathématiques & sciences de la terre] | : Space science, astronomy & astrophysics [Physical, chemical, mathematical & earth Sciences] | protoplanetary disks
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics

Inner cavities and annular gaps in circumstellar disks are possible signposts of giant planet formation. The young star HD 142527 hosts a massive protoplanetary disk with a large cavity that extends up to 140 AU from the central star, as seen in continuum images at infr... View more
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    ALMA-CONICYT #31120006. C.P. acknowledges funding from the European Commission's 7th Framework Program (contract PERG06-GA-2009-256513) and from Agence Nationale pour la Recherche (ANR) of France under contract ANR-2010-JCJC-0504-01. L.C. acknowledges support from Project ALMA-CONICYT #31120009.

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