Zobrazeno 1 - 10
of 544
pro vyhledávání: '"interstellar magnetic fields"'
Publikováno v:
The Astrophysical Journal Letters, Vol 974, Iss 1, p L6 (2024)
Knowledge of the initial conditions of high-mass star formation is critical for theoretical models, but are not well observed. Built on our previous characterization of a Galaxy-wide sample of 463 candidate high-mass starless clumps (HMSCs), here we
Externí odkaz:
https://doaj.org/article/7aae606f3d8047fc93074fd2eded0b22
Autor:
M. Kornbleuth, M. Opher, M. A. Dayeh, J. M. Sokół, Y. Chen, E. Powell, D. L. Turner, I. Baliukin, K. Dialynas, V. Izmodenov
Publikováno v:
The Astrophysical Journal Letters, Vol 967, Iss 1, p L12 (2024)
Determining the magnitude and direction of the interstellar magnetic field ( B _ISM ) is a long-standing problem. To date, some methods to infer the direction and magnitude have utilized best-fit models to the positions of the termination shock and h
Externí odkaz:
https://doaj.org/article/6cc952729670497680fd1e84cf23e8aa
Autor:
Youngwoo Choi, Woojin Kwon, Kate Pattle, Doris Arzoumanian, Tyler L. Bourke, Thiem Hoang, Jihye Hwang, Patrick M. Koch, Sarah Sadavoy, Pierre Bastien, Ray Furuya, Shih-Ping Lai, Keping Qiu, Derek Ward-Thompson, David Berry, Do-Young Byun, Huei-Ru Vivien Chen, Wen Ping Chen, Mike Chen, Zhiwei Chen, Tao-Chung Ching, Jungyeon Cho, Minho Choi, Yunhee Choi, Simon Coudé, Antonio Chrysostomou, Eun Jung Chung, Sophia Dai, Victor Debattista, James Di Francesco, Pham Ngoc Diep, Yasuo Doi, Hao-Yuan Duan, Yan Duan, Chakali Eswaraiah, Lapo Fanciullo, Jason Fiege, Laura M. Fissel, Erica Franzmann, Per Friberg, Rachel Friesen, Gary Fuller, Tim Gledhill, Sarah Graves, Jane Greaves, Matt Griffin, Qilao Gu, Ilseung Han, Tetsuo Hasegawa, Martin Houde, Charles L. H. Hull, Tsuyoshi Inoue, Shu-ichiro Inutsuka, Kazunari Iwasaki, Il-Gyo Jeong, Doug Johnstone, Janik Karoly, Vera Könyves, Ji-hyun Kang, Miju Kang, Akimasa Kataoka, Koji Kawabata, Francisca Kemper, Jongsoo Kim, Shinyoung Kim, Gwanjeong Kim, Kyoung Hee Kim, Mi-Ryang Kim, Kee-Tae Kim, Hyosung Kim, Florian Kirchschlager, Jason Kirk, Masato I. N. Kobayashi, Takayoshi Kusune, Jungmi Kwon, Kevin Lacaille, Chi-Yan Law, Chang Won Lee, Hyeseung Lee, Chin-Fei Lee, Jeong-Eun Lee, Sang-Sung Lee, Dalei Li, Di Li, Guangxing Li, Hua-bai Li, Sheng-Jun Lin, Hong-Li Liu, Tie Liu, Sheng-Yuan Liu, Junhao Liu, Steven Longmore, Xing Lu, A-Ran Lyo, Steve Mairs, Masafumi Matsumura, Brenda Matthews, Gerald Moriarty-Schieven, Tetsuya Nagata, Fumitaka Nakamura, Hiroyuki Nakanishi, Nguyen Bich Ngoc, Nagayoshi Ohashi, Takashi Onaka, Geumsook Park, Harriet Parsons, Nicolas Peretto, Felix Priestley, Tae-Soo Pyo, Lei Qian, Ramprasad Rao, Jonathan Rawlings, Mark Rawlings, Brendan Retter, John Richer, Andrew Rigby, Hiro Saito, Giorgio Savini, Masumichi Seta, Ekta Sharma, Yoshito Shimajiri, Hiroko Shinnaga, Archana Soam, Mehrnoosh Tahani, Motohide Tamura, Ya-Wen Tang, Xindi Tang, Kohji Tomisaka, Le Ngoc Tram, Yusuke Tsukamoto, Serena Viti, Hongchi Wang, Jia-Wei Wang, Anthony Whitworth, Jintai Wu, Jinjin Xie, Meng-Zhe Yang, Hsi-Wei Yen, Hyunju Yoo, Jinghua Yuan, Hyeong-Sik Yun, Tetsuya Zenko, Guoyin Zhang, Yapeng Zhang, Chuan-Peng Zhang, Jianjun Zhou, Lei Zhu, Ilse de Looze, Philippe André, C. Darren Dowell, David Eden, Stewart Eyres, Sam Falle, Valentin J. M. Le Gouellec, Frédérick Poidevin, Sven van Loo
Publikováno v:
The Astrophysical Journal, Vol 977, Iss 1, p 32 (2024)
We present 850 μ m polarization observations of the IC 348 star-forming region in the Perseus molecular cloud as part of the B-fields In STar-forming Region Observation survey. We study the magnetic properties of two cores (HH 211 MMS and IC 348 MMS
Externí odkaz:
https://doaj.org/article/775b29a9490242acb82ead1ab627c9b8
Applying the Velocity Gradient Technique in NGC 1333: Comparison with Dust Polarization Observations
Publikováno v:
The Astrophysical Journal, Vol 976, Iss 2, p 254 (2024)
Magnetic fields ( B -fields) are ubiquitous in the interstellar medium (ISM), and they play an essential role in the formation of molecular clouds and subsequent star formation. However, B -fields in interstellar environments remain challenging to me
Externí odkaz:
https://doaj.org/article/90391a4b032c433a8064734498b50b5b
Publikováno v:
The Astrophysical Journal, Vol 976, Iss 2, p 209 (2024)
The electromagnetic field is a fundamental force in nature that regulates the formation of stars in the Universe. Despite decades of efforts, a reliable assessment of the importance of the magnetic fields in star formation relations remains missing.
Externí odkaz:
https://doaj.org/article/24ad318f5d6543ee9e5eacbf67544657
Autor:
Thiem Hoang
Publikováno v:
The Astrophysical Journal, Vol 976, Iss 1, p 26 (2024)
The unique biosignature of life on Earth is the homochirality of organic compounds, such as amino acids, proteins, and sugars. High-energy spin-polarized (spinup or spindown) electrons (SPEs) from the β decay of radioactive nuclei have been proposed
Externí odkaz:
https://doaj.org/article/b807df20b1714a89b07b717d32b21076
Autor:
Jack T. Dinsmore, Roger W. Romani
Publikováno v:
The Astrophysical Journal, Vol 976, Iss 1, p 4 (2024)
We present the first Chandra X-ray Observatory (CXO) catalog of “pulsar X-ray filaments,” or “misaligned outflows.” These are linear, synchrotron-radiating features powered by ultrarelativistic electrons and positrons that escape from bow sho
Externí odkaz:
https://doaj.org/article/5ffc0141ffb14dfd95437d9dc6cf53ff
Autor:
Akanksha Bij, Laura M. Fissel, Lars Bonne, Nicola Schneider, Marc Berthoud, Dennis Lee, Giles A. Novak, Sarah I. Sadavoy, Thushara G. S. Pillai, Maria Cunningham, Paul Jones, Robert Simon
Publikováno v:
The Astrophysical Journal, Vol 975, Iss 2, p 267 (2024)
We use polarization data from SOFIA HAWC+ to investigate the interplay between magnetic fields and stellar feedback in altering gas dynamics within the high-mass star-forming region RCW 36, located in Vela C. This region is of particular interest as
Externí odkaz:
https://doaj.org/article/a630b2f5439842ebac4df618c70d0d20
Autor:
Yue Hu, A. Lazarian
Publikováno v:
The Astrophysical Journal, Vol 975, Iss 1, p 66 (2024)
Synchrotron observation serves as a tool for studying magnetic fields in the interstellar medium and intracluster medium, yet its ability to unveil three-dimensional (3D) magnetic fields, meaning probing the field’s plane-of-the-sky (POS) orientati
Externí odkaz:
https://doaj.org/article/c647be5e1ad34e54a6945ac40bdb48b5
Publikováno v:
The Astrophysical Journal, Vol 974, Iss 2, p 237 (2024)
The gradient technique is a promising tool with theoretical foundations based on the fundamental properties of MHD turbulence and turbulent reconnection. Its various incarnations use spectroscopic, synchrotron, and intensity data to trace the magneti
Externí odkaz:
https://doaj.org/article/364245f03f5b461ea81729224355af23