PDRs4All II: JWST's NIR and MIR imaging view of the Orion Nebula
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2023
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| author | Habart, Emilie Peeters, Els Berné, Olivier Trahin, Boris Canin, Amélie Chown, Ryan Sidhu, Ameek Van De Putte, Dries Alarcón, Felipe Schroetter, Ilane Dartois, Emmanuel Vicente, Sílvia Abergel, Alain Bergin, Edwin A. Bernard-Salas, Jeronimo Boersma, Christiaan Bron, Emeric Cami, Jan Cuadrado, Sara Dicken, Daniel Elyajouri, Meriem Fuente, Asunción Goicoechea, Javier R. Gordon, Karl D. Issa, Lina Joblin, Christine Kannavou, Olga Khan, Baria Lacinbala, Ozan Languignon, David Gal, Romane Le Maragkoudakis, Alexandros Meshaka, Raphael Okada, Yoko Onaka, Takashi Pasquini, Sofia Pound, Marc W. Robberto, Massimo Röllig, Markus Schefter, Bethany Schirmer, Thiébaut Tabone, Benoit Tielens, Alexander G. G. M. Wolfire, Mark G. Zannese, Marion Ysard, Nathalie Miville-Deschenes, Marc-Antoine Aleman, Isabel Allamandola, Louis Auchettl, Rebecca Baratta, Giuseppe Antonio Bejaoui, Salma Bera, Partha P. Black, John H. Boulanger, Francois Bouwman, Jordy Brandl, Bernhard Brechignac, Philippe Brünken, Sandra Buragohain, Mridusmita Burkhardt, rew Candian, Alessandra Cazaux, Stéphanie Cernicharo, Jose Chabot, Marin Chakraborty, Shubhadip Champion, Jason Colgan, Sean W. J. Cooke, Ilsa R. Coutens, Audrey Cox, Nick L. J. Demyk, Karine Meyer, Jennifer Donovan Foschino, Sacha García-Lario, Pedro Gavilan, Lisseth Gerin, Maryvonne Gottlieb, Carl A. Guillard, Pierre Gusdorf, Antoine Hartigan, Patrick He, Jinhua Herbst, Eric Hornekaer, Liv Jäger, Cornelia Janot-Pacheco, Eduardo Kaufman, Michael Kemper, Francisca Kendrew, Sarah Kirsanova, Maria S. Klaassen, Pamela Kwok, Sun Labiano, Álvaro Lai, Thomas S. -Y. Lee, Timothy J. Lefloch, Bertrand Petit, Franck Le Li, Aigen Linz, Hendrik Mackie, Cameron J. Madden, Suzanne C. Mascetti, Joëlle McGuire, Brett A. Merino, Pablo Micelotta, Elisabetta R. Misselt, Karl Morse, Jon A. Mulas, Giacomo Neelamkodan, Naslim Ohsawa, Ryou Omont, Alain Paladini, Roberta Palumbo, Maria Elisabetta Pathak, Amit Pendleton, Yvonne J. Petrignani, Annemieke Pino, Thomas Puga, Elena Rangwala, Naseem Rapacioli, Mathias Ricca, Alessandra Roman-Duval, Julia Roser, Joseph Roueff, Evelyne Rouillé, Gaël Salama, Farid Sales, Dinalva A. Sandstrom, Karin Sarre, Peter Sciamma-O'Brien, Ella Sellgren, Kris Shenoy, Sachindev S. Teyssier, David Thomas, Richard D. Togi, Aditya Verstraete, Laurent Witt, Adolf N. Wootten, Alwyn Zettergren, Henning Zhang, Yong Zhang, Ziwei E. Zhen, Junfeng |
| author_facet | Habart, Emilie Peeters, Els Berné, Olivier Trahin, Boris Canin, Amélie Chown, Ryan Sidhu, Ameek Van De Putte, Dries Alarcón, Felipe Schroetter, Ilane Dartois, Emmanuel Vicente, Sílvia Abergel, Alain Bergin, Edwin A. Bernard-Salas, Jeronimo Boersma, Christiaan Bron, Emeric Cami, Jan Cuadrado, Sara Dicken, Daniel Elyajouri, Meriem Fuente, Asunción Goicoechea, Javier R. Gordon, Karl D. Issa, Lina Joblin, Christine Kannavou, Olga Khan, Baria Lacinbala, Ozan Languignon, David Gal, Romane Le Maragkoudakis, Alexandros Meshaka, Raphael Okada, Yoko Onaka, Takashi Pasquini, Sofia Pound, Marc W. Robberto, Massimo Röllig, Markus Schefter, Bethany Schirmer, Thiébaut Tabone, Benoit Tielens, Alexander G. G. M. Wolfire, Mark G. Zannese, Marion Ysard, Nathalie Miville-Deschenes, Marc-Antoine Aleman, Isabel Allamandola, Louis Auchettl, Rebecca Baratta, Giuseppe Antonio Bejaoui, Salma Bera, Partha P. Black, John H. Boulanger, Francois Bouwman, Jordy Brandl, Bernhard Brechignac, Philippe Brünken, Sandra Buragohain, Mridusmita Burkhardt, rew Candian, Alessandra Cazaux, Stéphanie Cernicharo, Jose Chabot, Marin Chakraborty, Shubhadip Champion, Jason Colgan, Sean W. J. Cooke, Ilsa R. Coutens, Audrey Cox, Nick L. J. Demyk, Karine Meyer, Jennifer Donovan Foschino, Sacha García-Lario, Pedro Gavilan, Lisseth Gerin, Maryvonne Gottlieb, Carl A. Guillard, Pierre Gusdorf, Antoine Hartigan, Patrick He, Jinhua Herbst, Eric Hornekaer, Liv Jäger, Cornelia Janot-Pacheco, Eduardo Kaufman, Michael Kemper, Francisca Kendrew, Sarah Kirsanova, Maria S. Klaassen, Pamela Kwok, Sun Labiano, Álvaro Lai, Thomas S. -Y. Lee, Timothy J. Lefloch, Bertrand Petit, Franck Le Li, Aigen Linz, Hendrik Mackie, Cameron J. Madden, Suzanne C. Mascetti, Joëlle McGuire, Brett A. Merino, Pablo Micelotta, Elisabetta R. Misselt, Karl Morse, Jon A. Mulas, Giacomo Neelamkodan, Naslim Ohsawa, Ryou Omont, Alain Paladini, Roberta Palumbo, Maria Elisabetta Pathak, Amit Pendleton, Yvonne J. Petrignani, Annemieke Pino, Thomas Puga, Elena Rangwala, Naseem Rapacioli, Mathias Ricca, Alessandra Roman-Duval, Julia Roser, Joseph Roueff, Evelyne Rouillé, Gaël Salama, Farid Sales, Dinalva A. Sandstrom, Karin Sarre, Peter Sciamma-O'Brien, Ella Sellgren, Kris Shenoy, Sachindev S. Teyssier, David Thomas, Richard D. Togi, Aditya Verstraete, Laurent Witt, Adolf N. Wootten, Alwyn Zettergren, Henning Zhang, Yong Zhang, Ziwei E. Zhen, Junfeng |
| contents | The JWST has captured the most detailed and sharpest infrared images ever taken of the inner region of the Orion Nebula, the nearest massive star formation region, and a prototypical highly irradiated dense photo-dissociation region (PDR). We investigate the fundamental interaction of far-ultraviolet photons with molecular clouds. The transitions across the ionization front (IF), dissociation front (DF), and the molecular cloud are studied at high-angular resolution. These transitions are relevant to understanding the effects of radiative feedback from massive stars and the dominant physical and chemical processes that lead to the IR emission that JWST will detect in many Galactic and extragalactic environments. Due to the proximity of the Orion Nebula and the unprecedented angular resolution of JWST, these data reveal that the molecular cloud borders are hyper structured at small angular scales of 0.1-1" (0.0002-0.002 pc or 40-400 au at 414 pc). A diverse set of features are observed such as ridges, waves, globules and photoevaporated protoplanetary disks. At the PDR atomic to molecular transition, several bright features are detected that are associated with the highly irradiated surroundings of the dense molecular condensations and embedded young star. Toward the Orion Bar PDR, a highly sculpted interface is detected with sharp edges and density increases near the IF and DF. This was predicted by previous modeling studies, but the fronts were unresolved in most tracers. A complex, structured, and folded DF surface was traced by the H2 lines. This dataset was used to revisit the commonly adopted 2D PDR structure of the Orion Bar. JWST provides us with a complete view of the PDR, all the way from the PDR edge to the substructured dense region, and this allowed us to determine, in detail, where the emission of the atomic and molecular lines, aromatic bands, and dust originate. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2308_16732 |
| institution | arXiv |
| publishDate | 2023 |
| record_format | arxiv |
| spellingShingle | PDRs4All II: JWST's NIR and MIR imaging view of the Orion Nebula Habart, Emilie Peeters, Els Berné, Olivier Trahin, Boris Canin, Amélie Chown, Ryan Sidhu, Ameek Van De Putte, Dries Alarcón, Felipe Schroetter, Ilane Dartois, Emmanuel Vicente, Sílvia Abergel, Alain Bergin, Edwin A. Bernard-Salas, Jeronimo Boersma, Christiaan Bron, Emeric Cami, Jan Cuadrado, Sara Dicken, Daniel Elyajouri, Meriem Fuente, Asunción Goicoechea, Javier R. Gordon, Karl D. Issa, Lina Joblin, Christine Kannavou, Olga Khan, Baria Lacinbala, Ozan Languignon, David Gal, Romane Le Maragkoudakis, Alexandros Meshaka, Raphael Okada, Yoko Onaka, Takashi Pasquini, Sofia Pound, Marc W. Robberto, Massimo Röllig, Markus Schefter, Bethany Schirmer, Thiébaut Tabone, Benoit Tielens, Alexander G. G. M. Wolfire, Mark G. Zannese, Marion Ysard, Nathalie Miville-Deschenes, Marc-Antoine Aleman, Isabel Allamandola, Louis Auchettl, Rebecca Baratta, Giuseppe Antonio Bejaoui, Salma Bera, Partha P. Black, John H. Boulanger, Francois Bouwman, Jordy Brandl, Bernhard Brechignac, Philippe Brünken, Sandra Buragohain, Mridusmita Burkhardt, rew Candian, Alessandra Cazaux, Stéphanie Cernicharo, Jose Chabot, Marin Chakraborty, Shubhadip Champion, Jason Colgan, Sean W. J. Cooke, Ilsa R. Coutens, Audrey Cox, Nick L. J. Demyk, Karine Meyer, Jennifer Donovan Foschino, Sacha García-Lario, Pedro Gavilan, Lisseth Gerin, Maryvonne Gottlieb, Carl A. Guillard, Pierre Gusdorf, Antoine Hartigan, Patrick He, Jinhua Herbst, Eric Hornekaer, Liv Jäger, Cornelia Janot-Pacheco, Eduardo Kaufman, Michael Kemper, Francisca Kendrew, Sarah Kirsanova, Maria S. Klaassen, Pamela Kwok, Sun Labiano, Álvaro Lai, Thomas S. -Y. Lee, Timothy J. Lefloch, Bertrand Petit, Franck Le Li, Aigen Linz, Hendrik Mackie, Cameron J. Madden, Suzanne C. Mascetti, Joëlle McGuire, Brett A. Merino, Pablo Micelotta, Elisabetta R. Misselt, Karl Morse, Jon A. Mulas, Giacomo Neelamkodan, Naslim Ohsawa, Ryou Omont, Alain Paladini, Roberta Palumbo, Maria Elisabetta Pathak, Amit Pendleton, Yvonne J. Petrignani, Annemieke Pino, Thomas Puga, Elena Rangwala, Naseem Rapacioli, Mathias Ricca, Alessandra Roman-Duval, Julia Roser, Joseph Roueff, Evelyne Rouillé, Gaël Salama, Farid Sales, Dinalva A. Sandstrom, Karin Sarre, Peter Sciamma-O'Brien, Ella Sellgren, Kris Shenoy, Sachindev S. Teyssier, David Thomas, Richard D. Togi, Aditya Verstraete, Laurent Witt, Adolf N. Wootten, Alwyn Zettergren, Henning Zhang, Yong Zhang, Ziwei E. Zhen, Junfeng Astrophysics of Galaxies The JWST has captured the most detailed and sharpest infrared images ever taken of the inner region of the Orion Nebula, the nearest massive star formation region, and a prototypical highly irradiated dense photo-dissociation region (PDR). We investigate the fundamental interaction of far-ultraviolet photons with molecular clouds. The transitions across the ionization front (IF), dissociation front (DF), and the molecular cloud are studied at high-angular resolution. These transitions are relevant to understanding the effects of radiative feedback from massive stars and the dominant physical and chemical processes that lead to the IR emission that JWST will detect in many Galactic and extragalactic environments. Due to the proximity of the Orion Nebula and the unprecedented angular resolution of JWST, these data reveal that the molecular cloud borders are hyper structured at small angular scales of 0.1-1" (0.0002-0.002 pc or 40-400 au at 414 pc). A diverse set of features are observed such as ridges, waves, globules and photoevaporated protoplanetary disks. At the PDR atomic to molecular transition, several bright features are detected that are associated with the highly irradiated surroundings of the dense molecular condensations and embedded young star. Toward the Orion Bar PDR, a highly sculpted interface is detected with sharp edges and density increases near the IF and DF. This was predicted by previous modeling studies, but the fronts were unresolved in most tracers. A complex, structured, and folded DF surface was traced by the H2 lines. This dataset was used to revisit the commonly adopted 2D PDR structure of the Orion Bar. JWST provides us with a complete view of the PDR, all the way from the PDR edge to the substructured dense region, and this allowed us to determine, in detail, where the emission of the atomic and molecular lines, aromatic bands, and dust originate. |
| title | PDRs4All II: JWST's NIR and MIR imaging view of the Orion Nebula |
| topic | Astrophysics of Galaxies |
| url | https://arxiv.org/abs/2308.16732 |