Qi, Chunhua

Combined from CaltechAUTHORS

• Anderson, Dana E. and Cleeves, L. Ilsedore, el al. (2024) Molecular Gas Tracers in Young and Old Protoplanetary Disks; Astrophysical Journal; Vol. 966; No. 1; 84; 10.3847/1538-4357/ad2fa2
• Cleeves, L. Ilsedore and Loomis, Ryan A., el al. (2021) The TW Hya Rosetta Stone Project IV: A Hydrocarbon-rich Disk Atmosphere; Astrophysical Journal; Vol. 911; No. 1; Art. No. 29; 10.3847/1538-4357/abe862
• Terwisscha van Scheltinga, Jeroen and Hogerheijde, Michiel R., el al. (2021) The TW Hya Rosetta Stone Project. II. Spatially Resolved Emission of Formaldehyde Hints at Low-temperature Gas-phase Formation; Astrophysical Journal; Vol. 906; No. 2; Art. No. 111; 10.3847/1538-4357/abc9ba
• Öberg, Karin I. and Cleeves, L. Ilsedore, el al. (2021) The TW Hya Rosetta Stone Project. I. Radial and Vertical Distributions of DCN and DCO⁺; Astronomical Journal; Vol. 161; No. 1; Art. No. 38; 10.3847/1538-3881/abc74d
• Bergner, Jennifer B. and Öberg, Karin I., el al. (2020) An evolutionary study of volatile chemistry in protoplanetary disks; Astrophysical Journal; Vol. 898; No. 2; Art. No. 97; 10.3847/1538-4357/ab9e71
• Loomis, Ryan A. and Öberg, Karin I., el al. (2020) An Unbiased ALMA Spectral Survey of the LkCa 15 and MWC 480 Protoplanetary Disks; Astrophysical Journal; Vol. 893; No. 2; Art. No. 101; 10.3847/1538-4357/ab7cc8
• Pegues, Jamila and Öberg, Karin I., el al. (2020) An ALMA Survey of H₂CO in Protoplanetary Disks; Astrophysical Journal; Vol. 890; No. 2; Art. No. 142; 10.3847/1538-4357/ab64d9
• Qi, Chunhua and Öberg, Karin I., el al. (2019) Probing CO and N_2 Snow Surfaces in Protoplanetary Disks with N_2H^+ Emission; Astrophysical Journal; Vol. 882; No. 2; Art. No. 160; 10.3847/1538-4357/ab35d3
• Favre, Cécile and Fedele, Davide, el al. (2018) First Detection of the Simplest Organic Acid in a Protoplanetary Disk; Astrophysical Journal Letters; Vol. 862; No. 1; Art. No. L2; 10.3847/2041-8213/aad046
• Schwarz, Kamber R. and Bergin, Edwin A., el al. (2016) The Radial Distribution of H_2 and CO in TW Hya as Revealed by Resolved ALMA Observations of CO Isotopologues; Astrophysical Journal; Vol. 823; No. 2; Art. No. 91; 10.3847/0004-637X/823/2/91
• Favre, Cécile and Cleeves, L. Ilsedore, el al. (2013) A Significantly Low CO Abundance toward the TW Hya Protoplanetary Disk: A Path to Active Carbon Chemistry?; Astrophysical Journal Letters; Vol. 776; No. 2; Art. No. L38; 10.1088/2041-8205/776/2/L38
• Qi, Chunhua and Öberg, Karin I., el al. (2013) Imaging of the CO Snow Line in a Solar Nebula Analog; Science; Vol. 341; No. 6146; 630-632; 10.1126/science.1239560
• Bergin, Edwin A. and Cleeves, L. Ilsedore, el al. (2013) An old disk still capable of forming a planetary system; Nature; Vol. 493; No. 7434; 644-646; 10.1038/nature11805
• Hughes, A. M. and Andrews, S. M., el al. (2010) Structure and Composition of Two Transitional Circumstellar Disks in Corona Australis; Astronomical Journal; Vol. 140; No. 3; 887-896; 10.1088/0004-6256/140/3/887
• Brown, J. M. and Blake, G. A., el al. (2009) Evidence for Dust Clearing Through Resolved Submillimeter Imaging; Astrophysical Journal; Vol. 704; No. 1; 496-502; 10.1088/0004-637X/704/1/496
• Hogerheijde, Michiel R. and Qi, Chunhua, el al. (2009) Simultaneous Observations of Comet C/2002 T7 (LINEAR) with the Berkeley-Illinois-Maryland Association and Owens Valley Radio Observatory Interferometers: HCN and CH_3OH; Astronomical Journal; Vol. 137; No. 6; 4837-4845; 10.1088/0004-6256/137/6/4837
• Qi, Chunhua and Wilner, David J., el al. (2008) Resolving the Chemistry in the Disk of TW Hydrae. I. Deuterated Species; Astrophysical Journal; Vol. 24; No. 3; 459-471; 10.1086/588516
• Brown, J. M. and Blake, G. A., el al. (2008) LkHα 330: Evidence for dust clearing through resolved submillimeter imaging; Astrophysical Journal Letters; Vol. 675; No. 2; L109-L112; 10.1086/533464
• Qi, Chunhua and Ho, Paul T. P., el al. (2004) Imaging the Disk around TW Hydrae with the Submillimeter Array; Astrophysical Journal Letters; Vol. 616; No. 1; L11-L14; 10.1086/421063
• Hogerheijde, Michiel R. and de Pater, Imke, el al. (2004) Combined BIMA and OVRO Observations of Comet C/1999 S4 (LINEAR); Astronomical Journal; Vol. 127; No. 4; 2406-2412; 10.1086/382710
• Qi, Chunhua and Kessler, Jacqueline E., el al. (2003) Continuum and CO/HCO^+ Emission from the Disk Around the T Tauri Star LkCa 15; Astrophysical Journal; Vol. 597; No. 2; 986-997; 10.1086/378494
• Aikawa, Yuri and Momose, Munetake, el al. (2003) Interferometric Observations of Formaldehyde in the Protoplanetary Disk around LkCa 15; Publications of the Astronomical Society of Japan; Vol. 55; No. 1; 11-15
• Kessler, Jacqueline E. and Blake, Geoffrey A., el al. (2003) Deuterium in protoplanetary disks; ISBN 0-660-19089-3; Chemistry as a Diagnostic of Star Formation; 188-192
• Chiang, E. I. and Joung, M. K., el al. (2001) Spectral Energy Distributions of Passive T Tauri and Herbig Ae Disks: Grain Mineralogy, Parameter Dependences, and Comparison with Infrared Space Observatory LWS Observations; Astrophysical Journal; Vol. 547; No. 2; 1077-1089; 10.1086/318427
• Blake, Geoffrey A. and Qi, C., el al. (1999) Sublimation from icy jets as a probe of the interstellar volatile content of comets; Nature; Vol. 398; No. 6724; 213-216; 10.1038/18372