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JWST-ALMA study of a hub-filament system in the nascent phase

Astronomy & Astrophysics
2025-02 | Journal article
DOI: 10.1051/0004-6361/202452189
Contributors: N. K. Bhadari; L. K. Dewangan; O. R. Jadhav; A. Hoque; L. E. Pirogov; P. F. Goldsmith; A. K. Maity; S. Sharma; A. Haj Ismail; T. Baug
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Uncovering the Hidden Physical Structures and Protostellar Activities in the Low-metallicity S284-RE Region: Results from ALMA and JWST

The Astrophysical Journal
2025-02-10 | Journal article
DOI: 10.3847/1538-4357/ada388
Contributors: O. R. Jadhav; L. K. Dewangan; Aayushi Verma; N. K. Bhadari; A. K. Maity; Saurabh Sharma; Mamta
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G321.93-0.01: A Rare Site of Multiple Hub-filament Systems with Evidence of Collision and Merging of Filaments

The Astronomical Journal
2025-02-03 | Journal article
DOI: 10.3847/1538-3881/ad98ff
Contributors: A. K. Maity; L. K. Dewangan; N. K. Bhadari; Y. Fukui; A. Haj Ismail; O. R. Jadhav; Saurabh Sharma; H. Sano
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Mon R2: A Hub–Filament System with an Infrared Bubble at the Hub Center

The Astronomical Journal
2025-02-03 | Journal article
DOI: 10.3847/1538-3881/ad9b22
Contributors: L. K. Dewangan; N. K. Bhadari; A. K. Maity; O. R. Jadhav; Saurabh Sharma; A. Haj Ismail
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Cloud–Cloud Collision: Formation of Hub-filament Systems and Associated Gas Kinematics. Mass-collecting Cone—A New Signature of Cloud–Cloud Collision

The Astrophysical Journal
2024-10-01 | Journal article
DOI: 10.3847/1538-4357/ad7098
Contributors: A. K. Maity; T. Inoue; Y. Fukui; L. K. Dewangan; H. Sano; R. I. Yamada; K. Tachihara; N. K. Bhadari; O. R. Jadhav
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Investigating the Star-forming Sites in the Outer Galactic Arm

The Astronomical Journal
2024-09-01 | Journal article
DOI: 10.3847/1538-3881/ad5a8b
Contributors: Aayushi Verma; Saurabh Sharma; Lokesh K. Dewangan; Devendra K. Ojha; Kshitiz Mallick; Ram Kesh Yadav; Harmeen Kaur; Tarak Chand; Mamta; Archana Gupta
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Turbulence and magnetic fields in star formation

Journal of Astrophysics and Astronomy
2024-06-04 | Journal article
DOI: 10.1007/s12036-024-10005-z
Contributors: Archana Soam; Chakali Eswaraiah; Amit Seta; Lokesh Dewangan; G. Maheswar
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Cluster Formation in a Filamentary Cloud: The Case of the Stellar Cluster NGC 2316

The Astronomical Journal
2024-03-01 | Journal article
DOI: 10.3847/1538-3881/ad19cd
Contributors: Saurabh Sharma; Aayushi Verma; Kshitiz Mallick; Lokesh K. Dewangan; Harmeen Kaur; Ram Kesh Yadav; Neelam Panwar; Devendra K. Ojha; Tarak Chand; Mamta Agarwal
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Deciphering the hidden structures of HH 216 and Pillar IV in M16: results from JWST and HST

Monthly Notices of the Royal Astronomical Society
2024-02-07 | Journal article
DOI: 10.1093/mnras/stae150
Contributors: L K Dewangan; O R Jadhav; A K Maity; N K Bhadari; Saurabh Sharma; M Padovani; T Baug; Y D Mayya; Rakesh Pandey
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Dissecting the morphology of star forming complex S193

Monthly Notices of the Royal Astronomical Society
2023-12-23 | Journal article
DOI: 10.1093/mnras/stad2944
Contributors: Rakesh Pandey; Saurabh Sharma; Lokesh Dewangan; D K Ojha; Neelam Panwar; Arpan Ghosh; Tirthendu Sinha; Aayushi Verma; Harmeen Kaur
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Galactic ‘Snake’ IRDC G11.11−0.12: a site of multiple hub–filament systems and colliding filamentary clouds

Monthly Notices of the Royal Astronomical Society
2023-11-27 | Journal article
DOI: 10.1093/mnras/stad3384
Contributors: L K Dewangan; N K Bhadari; A K Maity; C Eswaraiah; Saurabh Sharma; O R Jadhav
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New Insights in the Bubble Wall of NGC 3324: Intertwined Substructures and a Bipolar Morphology Uncovered by JWST

The Astrophysical Journal
2023-11-01 | Journal article
DOI: 10.3847/1538-4357/ad004b
Contributors: L. K. Dewangan; A. K. Maity; Y. D. Mayya; N. K. Bhadari; Suman Bhattacharyya; Saurabh Sharma; Gourav Banerjee
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Observational Evidence of the Merging of Filaments and Hub Formation in G083.097+03.270

The Astrophysical Journal
2023-11-01 | Journal article
DOI: 10.3847/1538-4357/ad0048
Contributors: Alik Panja; Lokesh K. Dewangan; Tapas Baug; Wen Ping Chen; Yan Sun; Tirthendu Sinha; Soumen Mondal
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Fragmentation and dynamics of dense gas structures in the proximity of massive young stellar object W42-MME

Monthly Notices of the Royal Astronomical Society
2023-10-10 | Journal article
DOI: 10.1093/mnras/stad2981
Contributors: N K Bhadari; L K Dewangan; L E Pirogov; A G Pazukhin; I I Zinchenko; A K Maity; Saurabh Sharma
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Exploring Stellar Cluster and Feedback-driven Star Formation in the Galactic Mid-infrared Bubble [HKS2019] E70

The Astrophysical Journal
2023-08-01 | Journal article
DOI: 10.3847/1538-4357/acdeef
Contributors: Aayushi Verma; Saurabh Sharma; Kshitiz K. Mallick; Lokesh Dewangan; Devendra K. Ojha; Ram Kesh Yadav; Rakesh Pandey; Arpan Ghosh; Harmeen Kaur; Neelam Panwar et al.
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AFGL 5180 and AFGL 6366S: sites of hub–filament systems at the opposite edges of a filamentary cloud

Monthly Notices of the Royal Astronomical Society
2023-06-22 | Journal article
DOI: 10.1093/mnras/stad1644
Contributors: A K Maity; L K Dewangan; N K Bhadari; D K Ojha; Z Chen; Rakesh Pandey
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Star-forming site RAFGL 5085: Is a perfect candidate of hub-filament system?

Journal of Astrophysics and Astronomy
2023-03-28 | Journal article
DOI: 10.1007/s12036-022-09907-7
Contributors: L. K. Dewangan; N. K. Bhadari; A. K. Maity; Rakesh Pandey; Saurabh Sharma; T. Baug; C. Eswaraiah
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IC 5146 Dark Streamer: The First Reliable Candidate of Edge Collapse, Hub-filament Systems, and Intertwined Sub-filaments

The Astrophysical Journal
2023-03-01 | Journal article
DOI: 10.3847/1538-4357/acbccc
Contributors: L. K. Dewangan; N. K. Bhadari; A. Men’shchikov; E. J. Chung; R. Devaraj; C. W. Lee; A. K. Maity; T. Baug
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Near-infrared Polarimetry and H2 Emission toward Massive Young Stars: Discovery of a Bipolar Outflow Associated to S235 e2s3

The Astrophysical Journal
2023-02-01 | Journal article
DOI: 10.3847/1538-4357/acb68e
Contributors: R. Devaraj; A. Caratti o Garatti; L. K. Dewangan; R. Fedriani; T. P. Ray; A. Luna
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Structure and Kinematics of Sh2-138—A Distant Hub-filament System in the Outer Galactic Plane

The Astrophysical Journal
2023-02-01 | Journal article
DOI: 10.3847/1538-4357/acb8bc
Contributors: Kshitiz K. Mallick; Lokesh K. Dewangan; Devendra K. Ojha; Tapas Baug; Igor I. Zinchenko
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Evidence of high-mass star formation through multi-scale mass accretion in hub-filament-system clouds

2023-01-07 | Other
DOI: 10.1093/mnras/stad047
Contributors: Hong-Li Liu; Tapas Baug; Leonardo Bronfman; Tie Liu; L. Viktor Tóth; Qiuyi Luo; Zhiyuan Ren; Lokesh Dewangan; Ken'ichi Tatematsu; Anandmayee Tej et al.
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ATOMS: ALMA Three-millimeter Observations of Massive Star-forming regions -- XV. Steady Accretion from Global Collapse to Core Feeding in Massive Hub-filament System SDC335

2023-01-04 | Other
DOI: 10.1093/mnras/stad012
Contributors: Fengwei Xu; Leonardo Bronfman; Tie Liu; Mika Juvela; Xunchuan Liu; L. Viktor Tóth; Chao Zhang; Qiuyi Luo; Zhiyuan Ren; Lokesh Dewangan et al.
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Ionized filaments and ongoing physical processes in massive-star-forming sites around l = 345.°5

Monthly Notices of the Royal Astronomical Society
2022-09-14 | Journal article
DOI: 10.1093/mnras/stac2334
Contributors: L K Dewangan; L E Pirogov; N K Bhadari; A K Maity
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Fragmented atomic shell around S187 H ii region and its interaction with molecular and ionized gas

Monthly Notices of the Royal Astronomical Society
2022-07-29 | Journal article
DOI: 10.1093/mnras/stac1989
Contributors: Petr Zemlyanukha; Igor I Zinchenko; Evgeny Dombek; Lev E Pirogov; Anastasiia Topchieva; Gilles Joncas; Lokesh K Dewangan; Devendra K Ojha; Swarna K Ghosh
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Unraveling the Observational Signatures of Cloud–Cloud Collision and Hub-filament Systems in W31

The Astrophysical Journal
2022-07-01 | Journal article
DOI: 10.3847/1538-4357/ac7872
Contributors: A. K. Maity; L. K. Dewangan; H. Sano; K. Tachihara; Y. Fukui; N. K. Bhadari
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New evidences in IRDC G333.73 + 0.37: colliding filamentary clouds, hub-filament system, and embedded cores

Monthly Notices of the Royal Astronomical Society
2022-05-09 | Journal article
DOI: 10.1093/mnras/stac967
Contributors: L K Dewangan
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Simultaneous Evidence of Edge Collapse and Hub-filament Configurations: A Rare Case Study of a Giant Molecular Filament, G45.3+0.1

The Astrophysical Journal
2022-05-01 | Journal article
DOI: 10.3847/1538-4357/ac65e9
Contributors: N. K. Bhadari; L. K. Dewangan; D. K. Ojha; L. E. Pirogov; A. K. Maity
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Sh 2-301: A Blistered H ii Region Undergoing Star Formation

The Astrophysical Journal
2022-02-01 | Journal article
DOI: 10.3847/1538-4357/ac41c3
Contributors: Rakesh Pandey; Saurabh Sharma; Lokesh K. Dewangan; Devendra K. Ojha; Neelam Panwar; Swagat Das; D. P. Bisen; Arpan Ghosh; Tirthendu Sinha
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ATOMS: ALMA Three-millimeter Observations of Massive Star-forming regions – IV. Radio recombination lines and evolution of star formation efficiencies

Monthly Notices of the Royal Astronomical Society
2022-01-20 | Journal article
DOI: 10.1093/mnras/stab2733
Contributors: C Zhang; Neal J Evans; T Liu; J-W Wu; Ke Wang; H-L Liu; F-Y Zhu; Z-Y Ren; L K Dewangan; Chang Won Lee et al.
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The Disk–Outflow System around the Rare Young O-type Protostar W42-MME

The Astrophysical Journal
2022-01-01 | Journal article
DOI: 10.3847/1538-4357/ac36dd
Contributors: L. K. Dewangan; I. I. Zinchenko; P. M. Zemlyanukha; S.-Y. Liu; Y.-N. Su; S. E. Kurtz; D. K. Ojha; A. G. Pazukhin; Y. D. Mayya
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Probing Gas Kinematics and PDR Structure around O-type Stars in the Sh 2-305 H ii Region

The Astrophysical Journal
2021-12-01 | Journal article
DOI: 10.3847/1538-4357/ac2a44
Contributors: N. K. Bhadari; L. K. Dewangan; P. M. Zemlyanukha; D. K. Ojha; I. I. Zinchenko; Saurabh Sharma
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ATOMS: ALMA Three-millimeter Observations of Massive Star-forming regions–VI. On the formation of the ‘L’ type filament in G286.21+0.17

Monthly Notices of the Royal Astronomical Society
2021-10-26 | Journal article
DOI: 10.1093/mnras/stab2801
Contributors: Jian-Wen Zhou; Tie Liu; Jin-Zeng Li; Hong-Li Liu; Ke Wang; Feng-Wei Xu; Kee-Tae Kim; Chang Won Lee; Lokesh Dewangan; Ken’ichi Tatematsu et al.
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Lynds Bright Nebulae: sites of possible twisted filaments and ongoing star formation

Monthly Notices of the Royal Astronomical Society
2021-08-13 | Journal article
DOI: 10.1093/mnras/stab2137
Contributors: L K Dewangan; J S Dhanya; N K Bhadari; D K Ojha; T Baug
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ALMA discovery of a dual dense probably rotating outflow from a massive young stellar object G18.88MME

Monthly Notices of the Royal Astronomical Society: Letters
2021-07-10 | Journal article
DOI: 10.1093/mnrasl/slab070
Contributors: I I Zinchenko; L K Dewangan; T Baug; D K Ojha; N K Bhadari
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Unraveling the inner substructure of new candidate hub-filament system in the H ii region G25.4NW

Monthly Notices of the Royal Astronomical Society
2021-04-23 | Journal article
DOI: 10.1093/mnras/stab1008
Contributors: L K Dewangan
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Magnetic Fields and Star Formation around H II Regions: The S235 Complex

The Astrophysical Journal
2021-04-01 | Journal article
DOI: 10.3847/1538-4357/abe9b1
Contributors: R. Devaraj; D. P. Clemens; L. K. Dewangan; A. Luna; T. P. Ray; J. Mackey
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Star Formation and Evolution of Blister-type H ii Region Sh2-112

The Astrophysical Journal
2020-12-01 | Journal article
DOI: 10.3847/1538-4357/abc42e
Contributors: Neelam Panwar; Saurabh Sharma; D. K. Ojha; T. Baug; L. K. Dewangan; B. C. Bhatt; Rakesh Pandey
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New Insights into the H ii Region G18.88–0.49: Hub–Filament System and Accreting Filaments

The Astrophysical Journal
2020-11-01 | Journal article
DOI: 10.3847/1538-4357/abb827
Contributors: L. K. Dewangan; D. K. Ojha; Saurabh Sharma; S. del Palacio; N. K. Bhadari; A. Das
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Probing the Physical Conditions and Star Formation Processes in the Galactic H II Region S305

The Astrophysical Journal
2020-08-01 | Journal article
DOI: 10.3847/1538-4357/ab9c27
Contributors: L. K. Dewangan; Saurabh Sharma; Rakesh Pandey; S. del Palacio; D. K. Ojha; P. Benaglia; T. Baug; S. R. Das
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Star-forming Sites IC 446 and IC 447: An Outcome of End-dominated Collapse of Monoceros R1 Filament

The Astrophysical Journal
2020-08-01 | Journal article
DOI: 10.3847/1538-4357/aba2c6
Contributors: N. K. Bhadari; L. K. Dewangan; L. E. Pirogov; D. K. Ojha
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Uncovering distinct environments in an extended physical system around the W33 complex

Monthly Notices of the Royal Astronomical Society
2020-08-01 | Journal article
DOI: 10.1093/mnras/staa1526
Contributors: L K Dewangan; T Baug; D K Ojha
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Investigating the Physical Conditions in Extended System Hosting Mid-infrared Bubble N14

The Astrophysical Journal
2020-07-01 | Journal article
DOI: 10.3847/1538-4357/ab964c
Contributors: L. K. Dewangan; T. Baug; L. E. Pirogov; D. K. Ojha
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Unveiling the Physical Conditions in NGC 6910

The Astrophysical Journal
2020-06-01 | Journal article
DOI: 10.3847/1538-4357/ab9122
Contributors: Harmeen Kaur; Saurabh Sharma; Lokesh K. Dewangan; Devendra K. Ojha; Alok Durgapal; Neelam Panwar
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Stellar Cores in the Sh 2-305 H ii Region

The Astrophysical Journal
2020-03-01 | Journal article
DOI: 10.3847/1538-4357/ab6dc7
Contributors: Rakesh Pandey; Saurabh Sharma; Neelam Panwar; Lokesh K. Dewangan; Devendra K. Ojha; D. P. Bisen; Tirthendu Sinha; Arpan Ghosh; Anil K. Pandey
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Influence of Wolf–Rayet Stars on Surrounding Star-forming Molecular Clouds

The Astrophysical Journal
2019-11-01 | Journal article
DOI: 10.3847/1538-4357/ab46be
Contributors: T. Baug; Richard de Grijs; L. K. Dewangan; Gregory J. Herczeg; D. K. Ojha; Ke Wang; Licai Deng; B. C. Bhatt
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The Cluster-forming Site AFGL 5157: Colliding Filamentary Clouds and Star Formation

The Astrophysical Journal
2019-10-10 | Journal article
DOI: 10.3847/1538-4357/ab4189
Contributors: L. K. Dewangan
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Unveiling Molecular Clouds toward Bipolar H ii Region G8.14+0.23

The Astrophysical Journal
2019-06-10 | Journal article
DOI: 10.3847/1538-4357/ab1cba
Contributors: L. K. Dewangan; H. Sano; R. Enokiya; K. Tachihara; Y. Fukui; D. K. Ojha
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Observational Signatures of End-dominated Collapse in the S242 Filamentary Structure

The Astrophysical Journal
2019-05-20 | Journal article
DOI: 10.3847/1538-4357/ab1aa6
Contributors: L. K. Dewangan; L. E. Pirogov; O. L. Ryabukhina; D. K. Ojha; I. Zinchenko
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Evidence of Interacting Elongated Filaments in the Star-forming Site AFGL 5142

The Astrophysical Journal
2019-04-20 | Journal article
DOI: 10.3847/1538-4357/ab10dc
Contributors: L. K. Dewangan; D. K. Ojha; T. Baug; R. Devaraj
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Investigating Inner and Large-scale Physical Environments of IRAS 17008-4040 and IRAS 17009-4042 toward L = 345.°5, B = 0.°3

The Astrophysical Journal
2018-12-10 | Journal article
DOI: 10.3847/1538-4357/aae9db
Contributors: L. K. Dewangan; T. Baug; D. K. Ojha; S. K. Ghosh
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