Qi, Chunhua
Fellowship Advisor Smithsonian Astrophysical Observatory staffStar formation; protoplanetary disks; chemistry of young stellar objects; comets; interferometry
Background And Education
Education And Training
- B.S., Beijing University
- Ph.D., California Institute of Technology
Publications
Selected Publications
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Article
- Pegues, Jamila, Öberg, Karin I., Qi, Chunhua, Andrews, Sean M., Huang, Jane, Law, Charles J., Le Gal, Romane, Matrà, Luca, and Wilner, David J. 2023. "An SMA Survey of Chemistry in Disks Around Herbig AeBe Stars." The Astrophysical Journal, 948 57. https://doi.org/10.3847/1538-4357/acbf31. 2023
- Cordiner, M. A., Roth, N. X., Milam, S. N., Villanueva, G. L., Bockelée-Morvan, D., Remijan, A. J., Charnley, S. B., Biver, N., Lis, D. C., Qi, Chunhua, Bonev, B. P., Crovisier, J., and Boissier, J. 2023. "Gas Sources from the Coma and Nucleus of Comet 46P/Wirtanen Observed Using ALMA." The Astrophysical Journal, 953 59. https://doi.org/10.3847/1538-4357/ace0bc. 2023
- Law, Charles J., Teague, Richard, Öberg, Karin I., Rich, Evan A., Andrews, Sean M., Bae, Jaehan, Benisty, Myriam, Facchini, Stefano, Flaherty, Kevin, Isella, Andrea, Jin, Sheng, Hashimoto, Jun, Huang, Jane, Loomis, Ryan A., Long, Feng, Muñoz-Romero, Carlos E., Paneque-Carreño, Teresa, Pérez, Laura M., Qi, Chunhua, Schwarz, Kamber R., Stadler, Jochen, Tsukagoshi, Takashi, Wilner, David J., and van der Plas, Gerrit. 2023. "Mapping Protoplanetary Disk Vertical Structure with CO Isotopologue Line Emission." The Astrophysical Journal, 948 60. https://doi.org/10.3847/1538-4357/acb3c4. 2023
- Cordiner, M. A., Coulson, I. M., Garcia-Berrios, E., Qi, C., Lique, F., Zołtowski, M., de Val-Borro, M., Kuan, Y. -J, Ip, W. -H, Mairs, S., Roth, N. X., Charnley, S. B., Milam, S. N., Tseng, W. -L, and Chuang, Y. -L. 2022. "A SUBLIME 3D Model for Cometary Coma Emission: The Hypervolatile-rich Comet C/2016 R2 (PanSTARRS)." The Astrophysical Journal, 929 38. https://doi.org/10.3847/1538-4357/ac5893. 2022
- Law, Charles J., Crystian, Sage, Teague, Richard, Öberg, Karin I., Rich, Evan A., Andrews, Sean M., Bae, Jaehan, Flaherty, Kevin, Guzmán, Viviana V., Huang, Jane, Ilee, John D., Kastner, Joel H., Loomis, Ryan A., Long, Feng, Pérez, Laura M., Pérez, Sebastián, Qi, Chunhua, Rosotti, Giovanni P., Ruíz-Rodríguez, Dary, Tsukagoshi, Takashi, and Wilner, David J. 2022. "CO Line Emission Surfaces and Vertical Structure in Midinclination Protoplanetary Disks." The Astrophysical Journal, 932 114. https://doi.org/10.3847/1538-4357/ac6c02. 2022
- Furuya, Kenji, Tsukagoshi, Takashi, Qi, Chunhua, Nomura, Hideko, Cleeves, L. Ilsedore, Lee, Seokho, and Yoshida, Tomohiro C. 2022. "Detection of HC18O in a Protoplanetary Disk: Exploring Oxygen Isotope Fractionation of CO." The Astrophysical Journal, 926 148. https://doi.org/10.3847/1538-4357/ac45ff. 2022
- Pegues, Jamila, Öberg, Karin I., Bergner, Jennifer B., Huang, Jane, Pascucci, Ilaria, Teague, Richard, Andrews, Sean M., Bergin, Edwin A., Cleeves, L. Ilsedore, Guzmán, Viviana V., Long, Feng, Qi, Chunhua, and Wilner, David J. 2021. "An Atacama Large Millimeter/submillimeter Array Survey of Chemistry in Disks around M4-M5 Stars." The Astrophysical Journal, 911 150. https://doi.org/10.3847/1538-4357/abe870. 2021
- Öberg, Karin I., Guzmán, Viviana V., Walsh, Catherine, Aikawa, Yuri, Bergin, Edwin A., Law, Charles J., Loomis, Ryan A., Alarcón, Felipe, Andrews, Sean M., Bae, Jaehan, Bergner, Jennifer B., Boehler, Yann, Booth, Alice S., Bosman, Arthur D., Calahan, Jenny K., Cataldi, Gianni, Cleeves, L. Ilsedore, Czekala, Ian, Furuya, Kenji, Huang, Jane, Ilee, John D., Kurtovic, Nicolas T., Le Gal, Romane, Liu, Yao, Long, Feng et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). I. Program Overview and Highlights." The Astrophysical Journal Supplement Series, 257 1. https://doi.org/10.3847/1538-4365/ac1432. 2021
- Czekala, Ian, Loomis, Ryan A., Teague, Richard, Booth, Alice S., Huang, Jane, Cataldi, Gianni, Ilee, John D., Law, Charles J., Walsh, Catherine, Bosman, Arthur D., Guzmán, Viviana V., Le Gal, Romane, Öberg, Karin I., Yamato, Yoshihide, Aikawa, Yuri, Andrews, Sean M., Bae, Jaehan, Bergin, Edwin A., Bergner, Jennifer B., Cleeves, L. Ilsedore, Kurtovic, Nicolas T., Ménard, François, Nomura, Hideko, Pérez, Laura M., Qi, Chunhua et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). II. CLEAN Strategies for Synthesizing Images of Molecular Line Emission in Protoplanetary Disks." The Astrophysical Journal Supplement Series, 257 2. https://doi.org/10.3847/1538-4365/ac1430. 2021
- Law, Charles J., Loomis, Ryan A., Teague, Richard, Öberg, Karin I., Czekala, Ian, Andrews, Sean M., Huang, Jane, Aikawa, Yuri, Alarcón, Felipe, Bae, Jaehan, Bergin, Edwin A., Bergner, Jennifer B., Boehler, Yann, Booth, Alice S., Bosman, Arthur D., Calahan, Jenny K., Cataldi, Gianni, Cleeves, L. Ilsedore, Furuya, Kenji, Guzmán, Viviana V., Ilee, John D., Le Gal, Romane, Liu, Yao, Long, Feng, Ménard, François et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). III. Characteristics of Radial Chemical Substructures." The Astrophysical Journal Supplement Series, 257 3. https://doi.org/10.3847/1538-4365/ac1434. 2021
- Law, Charles J., Teague, Richard, Loomis, Ryan A., Bae, Jaehan, Öberg, Karin I., Czekala, Ian, Andrews, Sean M., Aikawa, Yuri, Alarcón, Felipe, Bergin, Edwin A., Bergner, Jennifer B., Booth, Alice S., Bosman, Arthur D., Calahan, Jenny K., Cataldi, Gianni, Cleeves, L. Ilsedore, Furuya, Kenji, Guzmán, Viviana V., Huang, Jane, Ilee, John D., Le Gal, Romane, Liu, Yao, Long, Feng, Ménard, François, Nomura, Hideko et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). IV. Emission Surfaces and Vertical Distribution of Molecules." The Astrophysical Journal Supplement Series, 257 4. https://doi.org/10.3847/1538-4365/ac1439. 2021
- Ilee, John D., Walsh, Catherine, Booth, Alice S., Aikawa, Yuri, Andrews, Sean M., Bae, Jaehan, Bergin, Edwin A., Bergner, Jennifer B., Bosman, Arthur D., Cataldi, Gianni, Cleeves, L. Ilsedore, Czekala, Ian, Guzmán, Viviana V., Huang, Jane, Law, Charles J., Le Gal, Romane, Loomis, Ryan A., Ménard, François, Nomura, Hideko, Öberg, Karin I., Qi, Chunhua, Schwarz, Kamber R., Teague, Richard, Tsukagoshi, Takashi, Wilner, David J. et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). IX. Distribution and Properties of the Large Organic Molecules HC3N, CH3CN, and c-C3H2." The Astrophysical Journal Supplement Series, 257 9. https://doi.org/10.3847/1538-4365/ac1441. 2021
- Zhang, Ke, Booth, Alice S., Law, Charles J., Bosman, Arthur D., Schwarz, Kamber R., Bergin, Edwin A., Öberg, Karin I., Andrews, Sean M., Guzmán, Viviana V., Walsh, Catherine, Qi, Chunhua, van't Hoff, Merel L. R., Long, Feng, Wilner, David J., Huang, Jane, Czekala, Ian, Ilee, John D., Cataldi, Gianni, Bergner, Jennifer B., Aikawa, Yuri, Teague, Richard, Bae, Jaehan, Loomis, Ryan A., Calahan, Jenny K., Alarcón, Felipe et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). V. CO Gas Distributions." The Astrophysical Journal Supplement Series, 257 5. https://doi.org/10.3847/1538-4365/ac1580. 2021
- Bosman, Arthur D., Alarcón, Felipe, Bergin, Edwin A., Zhang, Ke, van't Hoff, Merel L. R., Öberg, Karin I., Guzmán, Viviana V., Walsh, Catherine, Aikawa, Yuri, Andrews, Sean M., Bergner, Jennifer B., Booth, Alice S., Cataldi, Gianni, Cleeves, L. Ilsedore, Czekala, Ian, Furuya, Kenji, Huang, Jane, Ilee, John D., Law, Charles J., Le Gal, Romane, Liu, Yao, Long, Feng, Loomis, Ryan A., Ménard, François, Nomura, Hideko et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). VII. Substellar O/H and C/H and Superstellar C/O in Planet-feeding Gas." The Astrophysical Journal Supplement Series, 257 7. https://doi.org/10.3847/1538-4365/ac1435. 2021
- Cataldi, Gianni, Yamato, Yoshihide, Aikawa, Yuri, Bergner, Jennifer B., Furuya, Kenji, Guzmán, Viviana V., Huang, Jane, Loomis, Ryan A., Qi, Chunhua, Andrews, Sean M., Bergin, Edwin A., Booth, Alice S., Bosman, Arthur D., Cleeves, L. Ilsedore, Czekala, Ian, Ilee, John D., Law, Charles J., Le Gal, Romane, Liu, Yao, Long, Feng, Ménard, François, Nomura, Hideko, Öberg, Karin I., Schwarz, Kamber R., Teague, Richard et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). X. Studying Deuteration at High Angular Resolution toward Protoplanetary Disks." The Astrophysical Journal Supplement Series, 257 10. https://doi.org/10.3847/1538-4365/ac143d. 2021
- Bergner, Jennifer B., Öberg, Karin I., Guzmán, Viviana V., Law, Charles J., Loomis, Ryan A., Cataldi, Gianni, Bosman, Arthur D., Aikawa, Yuri, Andrews, Sean M., Bergin, Edwin A., Booth, Alice S., Cleeves, L. Ilsedore, Czekala, Ian, Huang, Jane, Ilee, John D., Le Gal, Romane, Long, Feng, Nomura, Hideko, Ménard, François, Qi, Chunhua, Schwarz, Kamber R., Teague, Richard, Tsukagoshi, Takashi, Walsh, Catherine, Wilner, David J. et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). XI. CN and HCN as Tracers of Photochemistry in Disks." The Astrophysical Journal Supplement Series, 257 11. https://doi.org/10.3847/1538-4365/ac143a. 2021
- Le Gal, Romane, Öberg, Karin I., Teague, Richard, Loomis, Ryan A., Law, Charles J., Walsh, Catherine, Bergin, Edwin A., Ménard, François, Wilner, David J., Andrews, Sean M., Aikawa, Yuri, Booth, Alice S., Cataldi, Gianni, Bergner, Jennifer B., Bosman, Arthur D., Cleeves, L. Ilse, Czekala, Ian, Furuya, Kenji, Guzmán, Viviana V., Huang, Jane, Ilee, John D., Nomura, Hideko, Qi, Chunhua, Schwarz, Kamber R., Tsukagoshi, Takashi et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). XII. Inferring the C/O and S/H Ratios in Protoplanetary Disks with Sulfur Molecules." The Astrophysical Journal Supplement Series, 257 12. https://doi.org/10.3847/1538-4365/ac2583. 2021
- Aikawa, Yuri, Cataldi, Gianni, Yamato, Yoshihide, Zhang, Ke, Booth, Alice S., Furuya, Kenji, Andrews, Sean M., Bae, Jaehan, Bergin, Edwin A., Bergner, Jennifer B., Bosman, Arthur D., Cleeves, L. Ilsedore, Czekala, Ian, Guzmán, Viviana V., Huang, Jane, Ilee, John D., Law, Charles J., Le Gal, Romane, Loomis, Ryan A., Ménard, François, Nomura, Hideko, Öberg, Karin I., Qi, Chunhua, Schwarz, Kamber R., Teague, Richard et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). XIII. HCO and Disk Ionization Structure." The Astrophysical Journal Supplement Series, 257 13. https://doi.org/10.3847/1538-4365/ac143c. 2021
- Sierra, Anibal, Pérez, Laura M., Zhang, Ke, Law, Charles J., Guzmán, Viviana V., Qi, Chunhua, Bosman, Arthur D., Öberg, Karin I., Andrews, Sean M., Long, Feng, Teague, Richard, Booth, Alice S., Walsh, Catherine, Wilner, David J., Ménard, François, Cataldi, Gianni, Czekala, Ian, Bae, Jaehan, Huang, Jane, Bergner, Jennifer B., Ilee, John D., Benisty, Myriam, Le Gal, Romane, Loomis, Ryan A., Tsukagoshi, Takashi et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). XIV. Revealing Disk Substructures in Multiwavelength Continuum Emission." The Astrophysical Journal Supplement Series, 257 14. https://doi.org/10.3847/1538-4365/ac1431. 2021
- Huang, Jane, Bergin, Edwin A., Öberg, Karin I., Andrews, Sean M., Teague, Richard, Law, Charles J., Kalas, Paul, Aikawa, Yuri, Bae, Jaehan, Bergner, Jennifer B., Booth, Alice S., Bosman, Arthur D., Calahan, Jenny K., Cataldi, Gianni, Cleeves, L. Ilsedore, Czekala, Ian, Ilee, John D., Le Gal, Romane, Guzmán, Viviana V., Long, Feng, Loomis, Ryan A., Ménard, François, Nomura, Hideko, Qi, Chunhua, Schwarz, Kamber R. et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). XIX. Spiral Arms, a Tail, and Diffuse Structures Traced by CO around the GM Aur Disk." The Astrophysical Journal Supplement Series, 257 19. https://doi.org/10.3847/1538-4365/ac143e. 2021
- Bosman, Arthur D., Bergin, Edwin A., Loomis, Ryan A., Andrews, Sean M., van't Hoff, Merel L. R., Teague, Richard, Öberg, Karin I., Guzmán, Viviana V., Walsh, Catherine, Aikawa, Yuri, Alarcón, Felipe, Bae, Jaehan, Bergner, Jennifer B., Booth, Alice S., Cataldi, Gianni, Cleeves, L. Ilsedore, Czekala, Ian, Huang, Jane, Ilee, John D., Law, Charles J., Le Gal, Romane, Liu, Yao, Long, Feng, Ménard, François, Nomura, Hideko et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). XV. Tracing Protoplanetary Disk Structure within 20 au." The Astrophysical Journal Supplement Series, 257 15. https://doi.org/10.3847/1538-4365/ac1433. 2021
- Booth, Alice S., Tabone, Benoît, Ilee, John D., Walsh, Catherine, Aikawa, Yuri, Andrews, Sean M., Bae, Jaehan, Bergin, Edwin A., Bergner, Jennifer B., Bosman, Arthur D., Calahan, Jenny K., Cataldi, Gianni, Cleeves, L. Ilsedore, Czekala, Ian, Guzmán, Viviana V., Huang, Jane, Law, Charles J., Le Gal, Romane, Long, Feng, Loomis, Ryan A., Ménard, François, Nomura, Hideko, Öberg, Karin I., Qi, Chunhua, Schwarz, Kamber R. et al. 2021. "Molecules with ALMA at Planet-forming Scales (MAPS). XVI. Characterizing the Impact of the Molecular Wind on the Evolution of the HD 163296 System." The Astrophysical Journal Supplement Series, 257 16. https://doi.org/10.3847/1538-4365/ac1ad4. 2021
- Panić, O., Haworth, T. J., Petr-Gotzens, M. G., Miley, J., van den Ancker, M., Vioque, M., Siess, L., Parker, R., Clarke, C. J., Kamp, I., Kennedy, G., Oudmaijer, R. D., Pascucci, I., Richards, A. M. S., Ratzka, T., and Qi, C. 2021. "Planet formation in intermediate-separation binary systems." Monthly Notices of the Royal Astronomical Society, 501 4317–4328. https://doi.org/10.1093/mnras/staa3834. 2021
- Roth, Nathan X., Milam, Stefanie N., Cordiner, Martin A., Bockelée-Morvan, Dominique, DiSanti, Michael A., Boissier, Jérémie, Biver, Nicolas, Crovisier, Jacques, Russo, Neil Dello, Bonev, Boncho P., Qi, Chunhua, Remijan, Anthony J., Charnley, Steven B., Gibb, Erika L., Val-Borro, Miguel de, and Jehin, Emmanuël. 2021. "Rapidly Varying Anisotropic Methanol (CH3OH) Production in the Inner Coma of Comet 46P/Wirtanen as Revealed by the ALMA Atacama Compact Array." The Planetary Science Journal, 2 55. https://doi.org/10.3847/PSJ/abdd3a. 2021
- Calahan, Jenny K., Bergin, Edwin, Zhang, Ke, Teague, Richard, Cleeves, Ilsedore, Bergner, Jennifer, Blake, Geoffrey A., Cazzoletti, Paolo, Guzmán, Viviana, Hogerheijde, Michiel R., Huang, Jane, Kama, Mihkel, Loomis, Ryan, Öberg, Karin, Qi, Charlie, van Dishoeck, Ewine F., Terwisscha van Scheltinga, Jeroen, Walsh, Catherine, and Wilner, David. 2021. "The TW Hya Rosetta Stone Project. III. Resolving the Gaseous Thermal Profile of the Disk." The Astrophysical Journal, 908 8. https://doi.org/10.3847/1538-4357/abd255. 2021
- Huang, Jane, Andrews, Sean M., Dullemond, Cornelis P., Öberg, Karin I., Qi, Chunhua, Zhu, Zhaohuan, Birnstiel, Tilman, Carpenter, John M., Isella, Andrea, Macías, Enrique, McClure, Melissa K., Pérez, Laura M., Teague, Richard, Wilner, David J., and Zhang, Shangjia. 2020. "A Multifrequency ALMA Characterization of Substructures in the GM Aur Protoplanetary Disk." The Astrophysical Journal, 891 48. https://doi.org/10.3847/1538-4357/ab711e. 2020
- Teague, Richard, Jankovic, Marija R., Haworth, Thomas J., Qi, Chunhua, and Ilee, John D. 2020. "A three-dimensional view of Gomez's hamburger." Monthly Notices of the Royal Astronomical Society, 495, (1) 451–459. https://doi.org/10.1093/mnras/staa1167. 2020
- Pegues, Jamila, Öberg, Karin I., Bergner, Jennifer B., Loomis, Ryan A., Qi, Chunhua, Le Gal, Romane, Cleeves, L. Ilsedore, Guzmán, Viviana V., Huang, Jane, Jørgensen, Jes K., Andrews, Sean M., Blake, Geoffrey A., Carpenter, John M., Schwarz, Kamber R., Williams, Jonathan P., and Wilner, David J. 2020. "An ALMA Survey of H2CO in Protoplanetary Disks." The Astrophysical Journal, 890 142. https://doi.org/10.3847/1538-4357/ab64d9. 2020
- Bergner, Jennifer B., Öberg, Karin I., Bergin, Edwin A., Andrews, Sean M., Blake, Geoffrey A., Carpenter, John M., Cleeves, L. Ilsedore, Guzmán, Viviana V., Huang, Jane, Jørgensen, Jes K., Qi, Chunhua, Schwarz, Kamber R., Williams, Jonathan P., and Wilner, David J. 2020. "An Evolutionary Study of Volatile Chemistry in Protoplanetary Disks." The Astrophysical Journal, 898 97. https://doi.org/10.3847/1538-4357/ab9e71. 2020
- Loomis, Ryan A., Öberg, Karin I., Andrews, Sean M., Bergin, Edwin, Bergner, Jennifer, Blake, Geoffrey A., Cleeves, L. Ilsedore, Czekala, Ian, Huang, Jane, Le Gal, Romane, Ménard, Francois, Pegues, Jamila, Qi, Chunhua, Walsh, Catherine, Williams, Jonathan P., and Wilner, David J. 2020. "An Unbiased ALMA Spectral Survey of the LkCa 15 and MWC 480 Protoplanetary Disks." The Astrophysical Journal, 893 101. https://doi.org/10.3847/1538-4357/ab7cc8. 2020
- Bergner, Jennifer B., Öberg, Karin I., Bergin, Edwin A., Loomis, Ryan A., Pegues, Jamila, and Qi, Chunhua. 2020. "Erratum: "A Survey of C2H, HCN, and C18O in Protoplanetary Disks" (2019, ApJ, 876, 25)." The Astrophysical Journal, 896 176. https://doi.org/10.3847/1538-4357/ab98f7. 2020
- Flaherty, Kevin, Hughes, A. Meredith, Simon, Jacob B., Qi, Chunhua, Bai, Xue-Ning, Bulatek, Alyssa, Andrews, Sean M., Wilner, David J., and Kóspál, Ágnes. 2020. "Measuring Turbulent Motion in Planet-forming Disks with ALMA: A Detection around DM Tau and Nondetections around MWC 480 and V4046 Sgr." The Astrophysical Journal, 895 109. https://doi.org/10.3847/1538-4357/ab8cc5. 2020
- Bergner, Jennifer B., Öberg, Karin I., Bergin, Edwin A., Loomis, Ryan A., Pegues, Jamila, and Qi, Chunhua. 2019. "A Survey of C2H, HCN, and C18O in Protoplanetary Disks." The Astrophysical Journal, 876 25. https://doi.org/10.3847/1538-4357/ab141e. 2019
- Qi, Chunhua, Öberg, Karin I., Espaillat, Catherine C., Robinson, Connor E., Andrews, Sean M., Wilner, David J., Blake, Geoffrey A., Bergin, Edwin A., and Cleeves, L. Ilsedore. 2019. "Probing CO and N2 Snow Surfaces in Protoplanetary Disks with N2H Emission." The Astrophysical Journal, 882 160. https://doi.org/10.3847/1538-4357/ab35d3. 2019
- Booth, Alice S., Walsh, Catherine, Ilee, John D., Notsu, Shota, Qi, Chunhua, Nomura, Hideko, and Akiyama, Eiji. 2019. "The First Detection of 13C17O in a Protoplanetary Disk: A Robust Tracer of Disk Gas Mass." The Astrophysical Journal, 882 L31. https://doi.org/10.3847/2041-8213/ab3645. 2019
- Kastner, Joel H., Qi, C., Dickson-Vandervelde, D. A., Hily-Blant, P., Forveille, T., Andrews, S., Gorti, U., Öberg, K., and Wilner, D. 2018. "A Subarcsecond ALMA Molecular Line Imaging Survey of the Circumbinary, Protoplanetary Disk Orbiting V4046 Sgr." The Astrophysical Journal, 863 106. https://doi.org/10.3847/1538-4357/aacff7. 2018
- Favre, Cécile, Fedele, Davide, Semenov, Dmitry, Parfenov, Sergey, Codella, Claudio, Ceccarelli, Cecilia, Bergin, Edwin A., Chapillon, Edwige, Testi, Leonardo, Hersant, Franck, Lefloch, Bertrand, Fontani, Francesco, Blake, Geoffrey A., Cleeves, L. Ilsedore, Qi, Chunhua, Schwarz, Kamber R., and Taquet, Vianney. 2018. "First Detection of the Simplest Organic Acid in a Protoplanetary Disk." The Astrophysical Journal Letters, 862 L2. https://doi.org/10.3847/2041-8213/aad046. 2018
- Guzmán, V. V., Öberg, Karin I., Carpenter, J., Le Gal, Romane, Qi, Chunhua, and Pagues, J. 2018. "H2CO Ortho-to-para Ratio in the Protoplanetary Disk HD 163296." The Astrophysical Journal, 864 170. https://doi.org/10.3847/1538-4357/aad778. 2018
- Flaherty, Kevin M., Hughes, A. Meredith, Rose, Sanaea C., Simon, Jacob B., Qi, Chunhua, Andrews, Sean M., Kóspál, Ágnes, Wilner, David J., Chiang, Eugene, Armitage, Philip J., and Bai, Xue-Ning. 2017. "A Three-dimensional View of Turbulence: Constraints on Turbulent Motions in the HD 163296 Protoplanetary Disk Using DCO ." The Astrophysical Journal, 843 150. https://doi.org/10.3847/1538-4357/aa79f9. 2017
- Huang, Jane, Öberg, Karin I., Qi, Chunhua, Aikawa, Yuri, Andrews, Sean M., Furuya, Kenji, Guzmán, Viviana V., Loomis, Ryan A., van Dishoeck, Ewine F., and Wilner, David J. 2017. "An ALMA Survey of DCN/H13CN and DCO /H13CO in Protoplanetary Disks." The Astrophysical Journal, 835 231. https://doi.org/10.3847/1538-4357/835/2/231. 2017
- Law, Charles J., Ricci, Luca, Andrews, Sean M., Wilner, David J., and Qi, Chunhua. 2017. "An SMA Continuum Survey of Circumstellar Disks in the Serpens Star-forming Region." The Astronomical Journal, 154 255. https://doi.org/10.3847/1538-3881/aa9752. 2017
- Hily-Blant, P., Magalhaes, V., Kastner, J., Faure, A., Forveille, T., and Qi, C. 2017. "Direct evidence of multiple reservoirs of volatile nitrogen in a protosolar nebula analogue." Astronomy and Astrophysics, 603 L6. https://doi.org/10.1051/0004-6361/201730524. 2017
- Öberg, Karin I., Guzmán, Viviana V., Merchantz, Christopher J., Qi, Chunhua, Andrews, Sean M., Cleeves, L. Ilsedore, Huang, Jane, Loomis, Ryan A., Wilner, David J., Brinch, Christian, and Hogerheijde, Michiel. 2017. "H2CO Distribution and Formation in the TW HYA Disk." The Astrophysical Journal, 839 43. https://doi.org/10.3847/1538-4357/aa689a. 2017
- Guzmán, Viviana V., Öberg, Karin I., Huang, Jane S., Loomis, R., and Qi, C. 2017. "Nitrogen Fractionation in Protoplanetary Disks from the H13CN/HC15N Ratio." The Astrophysical Journal, 836 30. https://doi.org/10.3847/1538-4357/836/1/30. 2017
- Flaherty, Kevin M., Hughes, A. Meredith, Andrews, Sean M., Qi, Chunhua, Wilner, David J., Boley, Aaron C., White, Jacob A., Harney, Will, and Zachary, Julia. 2016. "Resolved CO Gas Interior to the Dust Rings of the HD 141569 Disk." The Astrophysical Journal, 818 97. https://doi.org/10.3847/0004-637X/818/1/97. 2016
- Hogerheijde, Michiel R., Bekkers, David, Pinilla, Paola, Salinas, Vachail N., Kama, Mihkel, Andrews, Sean M., Qi, Chunhua, and Wilner, David J. 2016. "Steepening of the 820 µm continuum surface brightness profile signals dust evolution in TW Hydrae's disk." Astronomy and Astrophysics, 586 A99. https://doi.org/10.1051/0004-6361/201527754. 2016
- Kastner, Joel H., Qi, Chunhua, Gorti, Uma, Hily-Blant, Pierre, Oberg, Karin, Forveille, Thierry, Andrews, Sean, and Wilner, David. 2015. "A Ring of C2H in the Molecular Disk Orbiting TW Hya." The Astrophysical Journal, 806 75. https://doi.org/10.1088/0004-637X/806/1/75. 2015
- Aikawa, Yuri, Furuya, Kenji, Nomura, Hideko, and Qi, Chunhua. 2015. "Analytical Formulae of Molecular Ion Abundances and the N2H Ring in Protoplanetary Disks." The Astrophysical Journal, 807 120. https://doi.org/10.1088/0004-637X/807/2/120. 2015
- Qi, Chunhua, Öberg, Karin I., Andrews, Sean M., Wilner, David J., Bergin, Edwin A., Hughes, A. Meredith, Hogherheijde, Michiel, and D'Alessio, Paola. 2015. "Chemical Imaging of the CO Snow Line in the HD 163296 Disk." The Astrophysical Journal, 813 128. https://doi.org/10.1088/0004-637X/813/2/128. 2015
- Cleeves, L. Ilsedore, Bergin, Edwin A., Qi, Chunhua, Adams, Fred C., and Öberg, Karin I. 2015. "Constraining the X-Ray and Cosmic-Ray Ionization Chemistry of the TW Hya Protoplanetary Disk: Evidence for a Sub-interstellar Cosmic-Ray Rate." The Astrophysical Journal, 799 204. https://doi.org/10.1088/0004-637X/799/2/204. 2015
- Guzmán, V. V., Öberg, K. I., Loomis, R., and Qi, C. 2015. "Cyanide Photochemistry and Nitrogen Fractionation in the MWC 480 Disk." The Astrophysical Journal, 814 53. https://doi.org/10.1088/0004-637X/814/1/53. 2015
- Öberg, Karin I., Furuya, Kenji, Loomis, Ryan, Aikawa, Yuri, Andrews, Sean M., Qi, Chunhua, van Dishoeck, Ewine F., and Wilner, David J. 2015. "Double DCO Rings Reveal CO Ice Desorption in the Outer Disk Around IM Lup." The Astrophysical Journal, 810 112. https://doi.org/10.1088/0004-637X/810/2/112. 2015
- Favre, Cécile, Bergin, Edwin A., Cleeves, L. Ilsedore, Hersant, Franck, Qi, Chunhua, and Aikawa, Yuri. 2015. "Evidence for DCO as a Probe of Ionization in the Warm Disk Surface." The Astrophysical Journal Letters, 802 L23. https://doi.org/10.1088/2041-8205/802/2/L23. 2015
- Graninger, Dawn, Öberg, Karin I., Qi, Chunhua, and Kastner, Joel. 2015. "HNC in Protoplanetary Disks." The Astrophysical Journal Letters, 807 L15. https://doi.org/10.1088/2041-8205/807/1/L15. 2015
- Rich, Evan A., Wisniewski, John P., Mayama, Satoshi, Brandt, Timothy D., Hashimoto, Jun, Kudo, Tomoyuki, Kusakabe, Nobuhiko, Espaillat, Catherine, Abe, Lyu, Akiyama, Eiji, Brandner, Wolfgang, Carson, Joseph C., Currie, Thayne, Egner, Sebastian, Feldt, Markus, Follette, Kate, Goto, Miwa, Grady, Carol A., Guyon, Olivier, Hayano, Yutaka, Hayashi, Masahiko, Hayashi, Saeko S., Henning, Thomas, Hodapp, Klaus W., Ishii, Miki et al. 2015. "Near-IR Polarized Scattered Light Imagery of the DoAr 28 Transitional Disk." The Astronomical Journal, 150 86. https://doi.org/10.1088/0004-6256/150/3/86. 2015
- Qi, Chunhua, Hogerheijde, Michiel R., Jewitt, David, Gurwell, Mark A., and Wilner, David J. 2015. "Peculiar Near-nucleus Outgassing of Comet 17P/Holmes during its 2007 Outburst." The Astrophysical Journal, 799 110. https://doi.org/10.1088/0004-637X/799/1/110. 2015
- Espaillat, C., Andrews, S., Powell, D., Feldman, D., Qi, C., Wilner, D., and D'Alessio, P. 2015. "The Transitional Disk around IRAS 04125 2902." The Astrophysical Journal, 807 156. https://doi.org/10.1088/0004-637X/807/2/156. 2015
- Öberg, Karin I., Guzmán, Viviana V., Furuya, Kenji, Qi, Chunhua, Aikawa, Yuri, Andrews, Sean M., Loomis, Ryan, and Wilner, David J. 2015. "The comet-like composition of a protoplanetary disk as revealed by complex cyanides." Nature, 520 198–201. https://doi.org/10.1038/nature14276. 2015
- Favre, Cécile, Cleeves, L. Ilsedore, Bergin, Edwin A., Qi, Chunhua, and Blake, Geoffrey A. 2013. "A Significantly Low CO Abundance toward the TW Hya Protoplanetary Disk: A Path to Active Carbon Chemistry?" The Astrophysical Journal Letters, 776 L38. https://doi.org/10.1088/2041-8205/776/2/L38. 2013
- Rosenfeld, Katherine A., Andrews, Sean M., Hughes, A. Meredith, Wilner, David J., and Qi, Chunhua. 2013. "A Spatially Resolved Vertical Temperature Gradient in the HD 163296 Disk." The Astrophysical Journal, 774 16. https://doi.org/10.1088/0004-637X/774/1/16. 2013
- Qi, Chunhua, Öberg, Karin I., Wilner, David J., and Rosenfeld, Katherine A. 2013. "First Detection of c-C3H2 in a Circumstellar Disk." The Astrophysical Journal Letters, 765 L14. https://doi.org/10.1088/2041-8205/765/1/L14. 2013
- Qi, Chunhua, Öberg, Karin I., and Wilner, David J. 2013. "H2CO and N2H in Protoplanetary Disks: Evidence for a CO-ice Regulated Chemistry." The Astrophysical Journal, 765 34. https://doi.org/10.1088/0004-637X/765/1/34. 2013
- Rosenfeld, Katherine A., Qi, Chunhua, Andrews, Sean M., Wilner, David J., Corder, Stuartt A., Dullemond, C. P., Lin, Shin-Yi, Hughes, A. M., D'Alessio, Paola, and Ho, P. T. P. 2012. "Kinematics of the CO Gas in the Inner Regions of the TW Hya Disk." The Astrophysical Journal, 757 129. https://doi.org/10.1088/0004-637X/757/2/129. 2012
- Espaillat, C., Ingleby, L., Hernández, J., Furlan, E., D'Alessio, P., Calvet, N., Andrews, S., Muzerolle, J., Qi, C., and Wilner, D. 2012. "On the Transitional Disk Class: Linking Observations of T Tauri Stars and Physical Disk Models." The Astrophysical Journal, 747 103. https://doi.org/10.1088/0004-637X/747/2/103. 2012
- Andrews, Sean M., Wilner, David James, Hughes, A. M., Qi, Chunhua, Rosenfeld, Katherine A., Öberg, Karin I., Birnstiel, Tilman, Espaillat, Catherine, Cieza, Lucas A., Williams, Jonathan P., Lin, Shin-Yi, and Ho, Paul T. P. 2012. "The TW Hya Disk at 870 ?m: Comparison of CO and Dust Radial Structures." The Astrophysical Journal, 744, (2). https://doi.org/10.1088/0004-637X/744/2/162. 2012
- Öberg, Karin I., Qi, Chunhua, Fogel, Jeffrey K. J., Bergin, Edwin A., Andrews, Sean M., Espaillat, Catherine, Wilner, David J., Pascucci, Ilaria, and Kastner, Joel H. 2011. "Disk Imaging Survey of Chemistry with SMA. II. Southern Sky Protoplanetary Disk Data and Full Sample Statistics." The Astrophysical Journal, 734 98. https://doi.org/10.1088/0004-637X/734/2/98. 2011
- Hughes, A. Meredith, Wilner, David J., Andrews, Sean M., Qi, Chunhua, and Hogerheijde, Michiel R. 2011. "Empirical Constraints on Turbulence in Protoplanetary Accretion Disks." The Astrophysical Journal, 727, (2) 85. https://doi.org/10.1088/0004-637X/727/2/85. 2011
- Lyo, A. Ran, Ohashi, Nagayoshi, Qi, Chunhua, Wilner, David J., and Su, Yu-Nung. 2011. "Millimeter Observations of the Transition Disk around HD 135344B (SAO 206462)." The Astronomical Journal, 142, (5) 151. https://doi.org/10.1088/0004-6256/142/5/151. 2011
- Andrews, Sean M., Wilner, David J., Espaillat, Catherine, Hughes, A. M., Dullemond, C. P., McClure, M. K., Qi, Chunhua, and Brown, J. M. 2011. "Resolved Images of Large Cavities in Protoplanetary Transition Disks." The Astrophysical Journal, 732 42. https://doi.org/10.1088/0004-637X/732/1/42. 2011
- Hughes, A. Meredith, Wilner, David J., Andrews, Sean M., Williams, Jonathan P., Su, Kate Y. L., Murray-Clay, Ruth A., and Qi, Chunhua. 2011. "Resolved Submillimeter Observations of the HR 8799 and HD 107146 Debris Disks." The Astrophysical Journal, 740 38. https://doi.org/10.1088/0004-637X/740/1/38. 2011
- Qi, Chunhua, D'Alessio, Paola, Öberg, Karin I., Wilner, David J., Hughes, A. Meredith, Andrews, Sean M., and Ayala, Sandra. 2011. "Resolving the CO Snow Line in the Disk around HD 163296." The Astrophysical Journal, 740 84. https://doi.org/10.1088/0004-637X/740/2/84. 2011
- Öberg, Karin I., Qi, Chunhua, Wilner, David J., and Andrews, Sean M. 2011. "The Ionization Fraction in the DM Tau Protoplanetary Disk." The Astrophysical Journal, 743, (2). https://doi.org/10.1088/0004-637X/743/2/152. 2011
- Rodriguez, David R., Kastner, Joel H., Wilner, David J., and Qi, Chunhua. 2010. "Imaging the Molecular Disk Orbiting the Twin Young Suns of V4046 Sgr." The Astrophysical Journal, 720 1684–1690. https://doi.org/10.1088/0004-637X/720/2/1684. 2010
- Andrews, Sean M., Wilner, David J., Hughes, A. M., Qi, Chunhua, and Dullemond, C. P. 2010. "Protoplanetary Disk Structures in Ophiuchus. II. Extension to Fainter Sources." The Astrophysical Journal, 723 1241–1254. https://doi.org/10.1088/0004-637X/723/2/1241. 2010
- Hughes, A. M., Andrews, Sean M., Wilner, David J., Meyer, M. R., Carpenter, J. M., Qi, C., Hales, A. S., Casassus, S., Hogerheijde, Michiel R., Mamajek, E. E., Wolf, S., Henning, Thomas, and Silverstone, M. D. 2010. "Structure and Composition of Two Transitional Circumstellar Disks in Corona Australis." The Astronomical Journal, 140 887–896. https://doi.org/10.1088/0004-6256/140/3/887. 2010
- Öberg, Karin I., Qi, Chunhua, Fogel, Jeffrey K. J., Bergin, Edwin A., Andrews, Sean M., Espaillat, Catherine, van Kempen, Tim A., Wilner, David J., and Pascucci, Ilaria. 2010. "The Disk Imaging Survey of Chemistry with SMA. I. Taurus Protoplanetary Disk Data." The Astrophysical Journal, 720 480–493. https://doi.org/10.1088/0004-637X/720/1/480. 2010
- Hughes, A. Meredith, Andrews, Sean M., Espaillat, Catherine, Wilner, David J., Calvet, Nuria, D'Alessio, Paola, Qi, Chunhua, Williams, Jonathan P., and Hogerheijde, Michiel R. 2009. "A Spatially Resolved Inner Hole in the Disk Around GM Aurigae." The Astrophysical Journal, 698 131–142. https://doi.org/10.1088/0004-637X/698/1/131. 2009
- Panic, O., Hogerheijde, Michiel R., Wilner, David J., and Qi, C. 2009. "A break in the gas and dust surface density of the disc around the T Tauri star IM Lupi." Astronomy and Astrophysics, 501 269–278. 2009
- Brown, J. M., Blake, Geoffrey A., Qi, C., Dullemond, C. P., Wilner, David J., and Williams, J. P. 2009. "Evidence for Dust Clearing Through Resolved Submillimeter Imaging." The Astrophysical Journal, 704 496–502. https://doi.org/10.1088/0004-637X/704/1/496. 2009
- Andrews, Sean M., Wilner, David J., Hughes, A. M., Qi, Chunhua, and Dullemond, C. P. 2009. "Protoplanetary Disk Structures in Ophiuchus." The Astrophysical Journal, 700 1502–1523. https://doi.org/10.1088/0004-637X/700/2/1502. 2009
- Hogerheijde, Michiel R., Qi, Chunhua, de Pater, Imke, Blake, Geoffrey A., Friedel, D. N., Forster, J. R., Palmer, Patrick, Remijan, Anthony J., Snyder, L. E., and Wright, M. C. H. 2009. "Simultaneous Observations of Comet C/2002 T7 (LINEAR) with the Berkeley-Illinois- Maryland Association and Owens Valley Radio Observatory Interferometers: HCN and CH3OH." The Astronomical Journal, 137 4837–4845. https://doi.org/10.1088/0004-6256/137/6/4837. 2009
- Qi, C., Xu, F. R., Liotta, R. J., and Wyss, R. 2009. "Universal Decay Law in Charged-Particle Emission and Exotic Cluster Radioactivity." Physical Review Letters, 103 72501. https://doi.org/10.1103/PhysRevLett.103.072501. 2009
- Hughes, A. M., Wilner, David J., Qi, C., and Hogerheijde, Michiel R. 2008. "Gas and Dust Emission at the Outer Edge of Protoplanetary Disks." The Astrophysical Journal, 678 1119–1126. https://doi.org/10.1086/586730. 2008
- Panic, O., Hogerheijde, Michiel R., Wilner, David J., and Qi, C. 2008. "Gas and dust mass in the disc around the Herbig Ae star HD 169142." Astronomy and Astrophysics, 491 219–227. 2008
- Brown, J. M., Blake, Geoffrey A., Qi, C., Dullemond, C. P., and Wilner, David J. 2008. "LkHalpha 330: Evidence for Dust Clearing through Resolved Submillimeter Imaging." The Astrophysical Journal Letters, 675 L109–L112. 2008
- Eisner, J. A., Plambeck, R. L., Carpenter, John M., Corder, S. A., Qi, C., and Wilner, David J. 2008. "Proplyds and Massive Disks in the Orion Nebula Cluster Imaged with CARMA and SMA." The Astrophysical Journal, 683 304–320. https://doi.org/10.1086/588524. 2008
- Qi, Chunhua, Wilner, David J., Aikawa, Yuri, Blake, Geoffrey A., and Hogerheijde, Michiel R. 2008. "Resolving the Chemistry in the Disk of TW Hydrae. I. Deuterated Species." The Astrophysical Journal, 681 1396–1407. https://doi.org/10.1086/588516. 2008
- Andrews, Sean M., Hughes, A. M., Wilner, David J., and Qi, Chunhua. 2008. "The Structure of the DoAr 25 Circumstellar Disk." The Astrophysical Journal Letters, 678 L133–L136. https://doi.org/10.1086/588730. 2008
- Espaillat, C., Calvet, Nuria, D'Alessio, P., Hernandez, J., Qi, C., Hartmann, L., Furlan, E., and Watson, D. M. 2007. "On the Diversity of the Taurus Transitional Disks: UX Tauri A and LkCa 15." The Astrophysical Journal Letters, 670 L135–L138. 2007
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