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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
The JCMT BISTRO survey: An 850/450μm polarization study of NGC 2071IR in Orion B
Astrophysical Journal, Volume 918, No. 2, Article 85, Year 2021
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Description
We present the results of simultaneous 450 μm and 850 μm polarization observations toward the massive star-forming region NGC 2071IR, a target of the BISTRO (B-fields in STar-forming Region Observations) Survey, using the POL-2 polarimeter and SCUBA-2 camera mounted on the James Clerk Maxwell Telescope. We find a pinched magnetic field morphology in the central dense core region, which could be due to a rotating toroidal disklike structure and a bipolar outflow originating from the central young stellar object IRS 3. Using the modified Davis–Chandrasekhar–Fermi method, we obtain a plane-of-sky magnetic field strength of 563 ± 421 μG in the central ∼0.12 pc region from 850 μm polarization data. The corresponding magnetic energy density of 2.04 × 10-8 erg cm-3 is comparable to the turbulent and gravitational energy densities in the region. We find that the magnetic field direction is very well aligned with the whole of the IRS 3 bipolar outflow structure. We find that the median value of polarization fractions is 3.0% at 450 μm in the central 3′ region, which is larger than the median value of 1.2% at 850 μm. The trend could be due to the better alignment of warmer dust in the strong radiation environment. We also find that polarization fractions decrease with intensity at both wavelengths, with slopes, determined by fitting a Rician noise model of 0.59 ± 0.03 at 450 μm and 0.36 ± 0.04 at 850 μm, respectively. We think that the shallow slope at 850 μm is due to grain alignment at the center being assisted by strong radiation from the central young stellar objects. © 2021. The Author(s).
Authors & Co-Authors
Lyo, A. Ran
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Kim, Jongsoo
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Sadavoy, Sarah I.
Canada, Kingston
Queen’s University
Johnstone, Doug I.
Canada, Ottawa
National Research Council Canada
Canada, Victoria
University of Victoria
Berry, David S.
United States, Hilo
East Asian Observatory
Pattle, Kate M.
Ireland, Galway
University of Galway
Kwon, Woojin
South Korea, Seoul
Seoul National University
Bastien, Pierre
Canada, Montreal
University of Montreal
Onaka, Takashi
Japan, Tokyo
The University of Tokyo
Japan, Ome
Meisei University
Di Francesco, James D.
Canada, Ottawa
National Research Council Canada
Canada, Victoria
University of Victoria
Kang, Jihyun
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Furuya, Ray S.
Japan, Tokushima
Tokushima University
Hull, Charles L.H.
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Chile, Santiago
Atacama Large Millimeter-submillimeter Array
Tamura, Motohide
Japan, Tokyo
The University of Tokyo
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Japan, Minato
National Institutes of Natural Sciences
Koch, Patrick Michel
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Ward-Thompson, Derek
United Kingdom, Preston
University of Central Lancashire
Hasegawa, Tetsuo
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Hoang, Thiem C.
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Arzoumanian, Doris
Portugal, Porto
Instituto de Astrofísica e Ciências do Espaço
Japan, Nagoya
Nagoya University
Lee, Chang-won
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Lee, Chinfei
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Byun, Do-young
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Kirchschlager, Florian
United Kingdom, London
University College London
Doi, Yasuo
Japan, Tokyo
The University of Tokyo
Kim, Kee-tae
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Hwang, Jihye
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Diep, Pham Ngoc
Viet Nam, Hanoi
Vietnam Academy of Science and Technology
Fanciullo, Lapo
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Lee, Sang-sung
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Park, G.
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Chung, Eun Jung
South Korea, Daejeon
Chungnam National University
Whitworth, Anthony Peter
United Kingdom, Cardiff
Cardiff University
Mairs, Steve
United States, Hilo
East Asian Observatory
Soam, Archana
United States, Moffett Field
Nasa Ames Research Center
Liu, Tie
China, Beijing
Chinese Academy of Sciences
Tang, Xindi
China, Beijing
Chinese Academy of Sciences
Coude, Simon
United States, Moffett Field
Nasa Ames Research Center
Ándré, Philippe J.
France, Gif-sur-yvette
Astrophysique, Instrumentation et Modélisation de Paris-saclay
Bourke, Tyler L.
United Kingdom, Macclesfield
Ska Organisation, uk
United Kingdom, Manchester
The University of Manchester
Chen, Hueiru Ru Vivien
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Taiwan, Hsinchu
National Tsing Hua University
Chen, Zhiwei
China, Beijing
Chinese Academy of Sciences
Chen, Wenping
Taiwan, Taoyuan
National Central University
Chen, Michael Chun Yuan
Canada, Victoria
University of Victoria
Ching, Taochung
China, Beijing
Chinese Academy of Sciences
Choi, Minho
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Choi, Yunhee
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Chrysostomou, Antonio C.
United Kingdom, Macclesfield
Ska Organisation, uk
Dai, Sophia Yu
China, Beijing
Chinese Academy of Sciences
Duan, Haoyuan
Taiwan, Hsinchu
National Tsing Hua University
Duan, Yan
China, Beijing
Chinese Academy of Sciences
Cho, Jungyeon
South Korea, Daejeon
Chungnam National University
Eden, David J.
United Kingdom, Liverpool
Liverpool John Moores University
Eswaraiah, Chakali
China, Beijing
Chinese Academy of Sciences
Eyres, Stewart
United Kingdom, Pontypridd
University of South Wales
Fiege, Jason D.
Canada, Winnipeg
University of Manitoba
Fissel, Laura M.
Canada, Kingston
Queen’s University
Franzmann, Erica
Canada, Winnipeg
University of Manitoba
Friberg, Per
United States, Hilo
East Asian Observatory
Friesen, Rachel K.
United States, Charlottesville
National Radio Astronomy Observatory
Fuller, Gary A.
United Kingdom, Manchester
The University of Manchester
Gledhill, Tim M.
United Kingdom, Hatfield
University of Hertfordshire
Graves, Sarah F.
United States, Hilo
East Asian Observatory
Greaves, Jane S.
United Kingdom, Cardiff
Cardiff University
Griffin, Matthew J.
United Kingdom, Cardiff
Cardiff University
Gu, Qilao
Hong Kong, Hong Kong
Chinese University of Hong Kong
Han, Ilseung
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Hatchell, Jennifer
United Kingdom, Exeter
University of Exeter
Hayashi, Saeko S.
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Houde, Martin
Canada, London
Western University
Inoue, Tsuyohshi
Japan, Nagoya
Nagoya University
Inutsuka, Shu Ichiro
Japan, Nagoya
Nagoya University
Iwasaki, Kazunari
Japan, Kyoto
Doshisha University
Jeong, Il-gyo
South Korea, Daegu
Kyungpook National University
Kang, Miju
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Kataoka, Akimasa
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Kawabata, Koji S.
Japan, Higashihiroshima
Hiroshima University
Kim, Gwanjeong
Japan, Minato
National Institutes of Natural Sciences
Kim, Miryang
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Kim, Shinyoung
South Korea, Daejeon
Korea Astronomy and Space Science Institute
South Korea, Daejeon
University of Science and Technology Ust
Kim, K. H.
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Kirk, Jason M.
United Kingdom, Preston
University of Central Lancashire
Kobayashi, Masato I.N.
Japan, Sendai
Tohoku University
Kemper, F.
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Germany, Garching Bei Munchen
European Southern Observatory
Könyves, Vera
United Kingdom, Preston
University of Central Lancashire
Kusune, Takayoshi
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Kwon, Jungmi
Japan, Tokyo
The University of Tokyo
Lacaille, Kevin M.
Canada, Hamilton
Mcmaster University
Canada, Halifax
Dalhousie University
Lai, Shihping
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Taiwan, Hsinchu
National Tsing Hua University
Lee, Jeong Eun
South Korea, Seoul
Kyung Hee University
Lee, Yong-hee
South Korea, Seoul
Kyung Hee University
Lee, Hyeseung
South Korea, Daejeon
Korea Astronomy and Space Science Institute
Li, Dalei
China, Beijing
Chinese Academy of Sciences
Li, D. H.
China, Beijing
Chinese Academy of Sciences
Li, Huabai
Hong Kong, Hong Kong
Chinese University of Hong Kong
Liu, Hongli
China, Kunming
Yunnan University
Law, Chiyan
Hong Kong, Hong Kong
Chinese University of Hong Kong
Sweden, Gothenburg
Chalmers University of Technology
Liu, Junhao
China, Nanjing
Nanjing University
China, Beijing
Ministry of Education of the People's Republic of China
Liu, Shengyuan
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Lu, Xing
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Matsumura, Masafumi
Japan, Takamatsu
Kagawa University
Matthews, Brenda C.
Canada, Ottawa
National Research Council Canada
Canada, Victoria
University of Victoria
Schieven, Gerald M.
Canada, Ottawa
National Research Council Canada
Nagata, Tetsuya
Japan, Kyoto
Kyoto University
Nakamura, Fumitaka
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Japan, Hayama
The Graduate University for Advanced Studies
Nakanishi, Hiroyuki
Japan, Kagoshima
Kagoshima University
Ohashi, Nagayoshi
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Parsons, Harriet A.L.
United States, Hilo
East Asian Observatory
Peretto, Nicolas
United Kingdom, Cardiff
Cardiff University
Priestley, Felix D.
United Kingdom, Cardiff
Cardiff University
Pyo, Tae-soo
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Japan, Hayama
The Graduate University for Advanced Studies
Qiu, Keping
China, Nanjing
Nanjing University
China, Beijing
Ministry of Education of the People's Republic of China
Qian, Lei
China, Beijing
Chinese Academy of Sciences
Rao, Ramprasad
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Rawlings, Jonathan M.C.
United Kingdom, London
University College London
Rawlings, Mark G.
United States, Hilo
East Asian Observatory
Rigby, Andrew J.
United Kingdom, Cardiff
Cardiff University
Scaife, Anna M.M.
United Kingdom, Manchester
The University of Manchester
Seta, Masumichi
Japan, Nishinomiya
Kwansei Gakuin University
Shimajiri, Yoshito
Japan, Minato
National Institutes of Natural Sciences
Shinnaga, Hiroko
Japan, Kagoshima
Kagoshima University
Tahani, Mehrnoosh
Canada, Ottawa
National Research Council Canada
Tang, Yawen
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Tomisaka, Kohji
Japan, Mitaka
National Institutes of Natural Sciences - National Astronomical Observatory of Japan
Japan, Hayama
The Graduate University for Advanced Studies
Tram, Le Ngoc
Viet Nam, Hanoi
Vietnam Academy of Science and Technology
Viti, Serena
United Kingdom, London
University College London
Wang, Jia Wei
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Wang, Hongchi
China, Beijing
Chinese Academy of Sciences
Xie, Jinjin
China, Beijing
Chinese Academy of Sciences
Yen, Hsiwei
Taiwan, Taipei
Academia Sinica, Institute of Astronomy and Astrophysics
Yuan, Jinghua
China, Beijing
Chinese Academy of Sciences
Yun, Hyeong-sik
South Korea, Seoul
Kyung Hee University
Zenko, Tetsuya
Japan, Kyoto
Kyoto University
Zhang, Guoyin
China, Beijing
Chinese Academy of Sciences
Zhang, Chuanpeng
China, Beijing
Chinese Academy of Sciences
Zhou, Jianjun
China, Beijing
Chinese Academy of Sciences
Zhu, Lei
China, Beijing
Chinese Academy of Sciences
de Looze, Ilse
United Kingdom, London
University College London
Dowell, Charles Darren
United States, Pasadena
Jet Propulsion Laboratory
Robitaille, Jean Franćois
France, Saint Martin D'heres
Institut de Planétologie et D’astrophysique de Grenoble Ipag
Statistics
Citations: 13
Authors: 139
Affiliations: 62
Identifiers
Doi:
10.3847/1538-4357/ac0ce9
ISSN:
0004637X
Research Areas
Cancer
Mental Health
Study Design
Cross Sectional Study
Study Approach
Quantitative