在原行星盘中观测到的远紫外驱动光蒸发流
星系天体物理
2024-03-04 v1
摘要
大多数低质量恒星形成于也包含大质量恒星的星团中，这些大质量恒星是远紫外（FUV）辐射源。理论模型预测，这种FUV辐射会在低质量恒星周围的原行星盘表面产生光解离区（PDR），从而影响盘内的行星形成。我们报告了JWST和阿塔卡马大型毫米波/亚毫米波阵列对猎户座星云中一个受FUV辐照的原行星盘的观测。从PDR中探测到了发射线；对其运动学和激发的建模使我们能够约束气体内的物理条件。我们量化了FUV辐照引起的质量损失率，发现它足以在不到一百万年的时间内从盘中移除气体。这个速度足够快，足以影响盘中巨行星的形成。
引用
@article{arxiv.2403.00160,
title = {A far-ultraviolet-driven photoevaporation flow observed in a protoplanetary disk},
author = {Olivier Berné and Emilie Habart and Els Peeters and Ilane Schroetter and Amélie Canin and Ameek Sidhu and Ryan Chown and Emeric Bron and Thomas J. Haworth and Pamela Klaassen and Boris Trahin and Dries Van De Putte and Felipe Alarcón and Marion Zannese and Alain Abergel and Edwin A. Bergin and Jeronimo Bernard-Salas and Christiaan Boersma and Jan Cami and Sara Cuadrado and Emmanuel Dartois and Daniel Dicken and Meriem Elyajouri and Asunción Fuente and Javier R. Goicoechea and Karl D. Gordon and Lina Issa and Christine Joblin and Olga Kannavou and Baria Khan and Ozan Lacinbala and David Languignon and Romane Le Gal and Alexandros Maragkoudakis and Raphael Meshaka and Yoko Okada and Takashi Onaka and Sofia Pasquini and Marc W. Pound and Massimo Robberto and Markus Röllig and Bethany Schefter and Thiébaut Schirmer and Thomas Simmer and Benoit Tabone and Alexander G. G. M. Tielens and Sílvia Vicente and Mark G. Wolfire and Isabel Aleman and Louis Allamandola and Rebecca Auchettl and Giuseppe Antonio Baratta and Clément Baruteau and Salma Bejaoui and Partha P. Bera and John H. Black and Francois Boulanger and Jordy Bouwman and Bernhard Brandl and Philippe Brechignac and Sandra Brünken and Mridusmita Buragohain and Andrew Burkhardt and Alessandra Candian and Stéphanie Cazaux and Jose Cernicharo and Marin Chabot and Shubhadip Chakraborty and Jason Champion and Sean W. J. Colgan and Ilsa R. Cooke and Audrey Coutens and Nick L. J. Cox and Karine Demyk and Jennifer Donovan Meyer and Cécile Engrand and Sacha Foschino and Pedro García-Lario and Lisseth Gavilan and Maryvonne Gerin and Marie Godard and Carl A. Gottlieb and Pierre Guillard and Antoine Gusdorf and Patrick Hartigan and Jinhua He and Eric Herbst and Liv Hornekaer and Cornelia Jäger and Eduardo Janot-Pacheco and Michael Kaufman and Francisca Kemper and Sarah Kendrew and Maria S. Kirsanova and Collin Knight and Sun Kwok and Álvaro Labiano and Thomas S. -Y. Lai and Timothy J. Lee and Bertrand Lefloch and Franck Le Petit and Aigen Li and Hendrik Linz and Cameron J. Mackie and Suzanne C. Madden and Joëlle Mascetti and Brett A. McGuire and Pablo Merino and Elisabetta R. Micelotta and Jon A. Morse and Giacomo Mulas and Naslim Neelamkodan and Ryou Ohsawa and Roberta Paladini and Maria Elisabetta Palumbo and Amit Pathak and Yvonne J. Pendleton and Annemieke Petrignani and Thomas Pino and Elena Puga and Naseem Rangwala and Mathias Rapacioli and Alessandra Ricca and Julia Roman-Duval and Evelyne Roueff and Gaël Rouillé and Farid Salama and Dinalva A. Sales and Karin Sandstrom and Peter Sarre and Ella Sciamma-O'Brien and Kris Sellgren and Matthew J. Shannon and Adrien Simonnin and Sachindev S. Shenoy and David Teyssier and Richard D. Thomas and Aditya Togi and Laurent Verstraete and Adolf N. Witt and Alwyn Wootten and Nathalie Ysard and Henning Zettergren and Yong Zhang and Ziwei E. Zhang and Junfeng Zhen},
journal= {arXiv preprint arXiv:2403.00160},
year = {2024}
}