Deconvolution of JWST/MIRI Images: Applications to an Active Galactic Nucleus Model and GATOS Observations of NGC 5728

2024-03-27T14:34:53+01:00Tags: |

Authors: Leist, M. T.; Packham, C.; Rosario, D. J. V.; Hope, D. A.; Alonso-Herrero, A.; Hicks, E. K. S.; Hoenig, S.; Zhang, L.; Davies, R.; Diaz-Santos, T.; Gonzalez-Martin, O.; Bellocchi, E.; Boorman, P. G.; Combes, F.; Garcia-Bernete, I.; Garcia-Burillo, S.; Garcia-Lorenzo, B.; Haidar, H.; Ichikawa, K.; Imanishi, M.; Jefferies, S. M.; Labiano, A.; Levenson, N. [...]

OH as a probe of the warm-water cycle in planet-forming disks

2024-03-27T14:34:48+01:00Tags: |

Authors: Zannese, Marion; Tabone, Benoit; Habart, Emilie; Goicoechea, Javier R.; Zanchet, Alexandre; van Dishoeck, Ewine F.; van Hemert, Marc C.; Black, John H.; Tielens, Alexander G. G. M.; Veselinova, A.; Jambrina, P. G.; Menendez, M.; Verdasco, E.; Aoiz, F. J.; Gonzalez-Sanchez, L.; Trahin, Boris; Dartois, Emmanuel; Berne, Olivier; Peeters, Els; He, Jinhua; Sidhu, Ameek; Chown, [...]

Indene energetic processing in ice mantles in the interstellar medium

2024-03-27T14:34:47+01:00Tags: |

Authors: Mate, Belen; Tanarro, Isabel; Pelaez, Ramon J.; Cernicharo, Jose; Herrero, Victor J. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2024/02/16 DOI: 10.1051/0004-6361/202347889 Abstract: Context. Indene, a small PAH, has been detected in the gas phase in the cold dense cloud TMC-1. Due to the low temperature in the cloud, below indene condensation temperature, its presence [...]

Doubly substituted isotopologues of HCCCN in TMC-1: Detection of D13CCCN, DC13CCN, DCC13CN, DCCC15N, H13C13CCN, H13CC13CN, HC13C13CN, HCC13C15N, and HC13CC15N

2024-03-27T14:34:46+01:00Tags: |

Authors: Tercero, B.; Marcelino, N.; Roue, E.; Agundez, M.; Cabezas, C.; Fuentetaja, R.; de Vicente, P.; Cernicharo, J. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2024/02/09 DOI: 10.1051/0004-6361/202348929 Abstract: We report the first detection in space of a complete sample of nine doubly substituted isotopologues of HCCCN towards the cyanopolyyne peak of TMC-1 using observations of [...]

Study of the HCCNC and HNCCC isotopologs in TMC-1

2024-03-27T14:34:46+01:00Tags: |

Authors: Cernicharo, J.; Tercero, B.; Cabezas, C.; Agundez, M.; Roue, E.; Fuentetaja, R.; Marcelino, N.; de Vicente, P. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2024/02/09 DOI: 10.1051/0004-6361/202348822 Abstract: We present the detection of the three C-13 isotopologs of HCCNC and HNCCC toward TMC-1 using the QUIJOTE line survey. In addition, the D species has also [...]

Structures Of Dust and gAs (SODA): Constraining the innermost dust properties of II Zw96 with JWST observations of H2O and CO

2024-03-27T14:34:45+01:00Tags: |

Authors: Garcia-Bernete, I.; Pereira-Santaella, M.; Gonzalez-Alfonso, E.; Rigopoulou, D.; Efstathiou, A.; Donnan, F. R.; Thatte, N. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2024/02/01 DOI: 10.1051/0004-6361/202348744 Abstract: We analyze JWST NIRSpec+MIRI/MRS observations of the infrared (IR) gas-phase molecular bands of the most enshrouded source (D1) within the interacting system and luminous IR galaxy II Zw 096. [...]

The CO-to-H2 conversion factor of molecular outflows Rovibrational CO emission in NGC 3256-S resolved by JWST/NIRSpec

2024-03-27T14:34:43+01:00Tags: |

Authors: Pereira-Santaella, M.; Gonzalez-Alfonso, E.; Garcia-Bernete, I.; Garcia-Burillo, S.; Rigopoulou, D. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2024/01/26 DOI: 10.1051/0004-6361/202347942 Abstract: We analyze JWST/NIRSpec observations of the CO rovibrational v = 1-0 band at similar to 4.67 mu m around the dust-embedded southern active galactic nucleus (AGN) of NGC 3256 (d = 40 Mpc; L-IR [...]

Behind the mask: can HARMONI@ELT detect biosignatures in the reflected light of Proxima b?

2024-03-27T14:34:41+01:00Tags: |

Authors: Vaughan, Sophia R.; Birkby, Jayne L.; Thatte, Niranjan; Carlotti, Alexis; Houlle, Mathis; Pereira-Santaella, Miguel; Clarke, Fraser; Vigan, Arthur; Lin, Zifan; Kaltenegger, Lisa Journal: MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY Publication date: 2024/01/23 DOI: 10.1093/mnras/stae242 Abstract: Proxima b is a rocky exoplanet in the habitable zone of the nearest star system and a key [...]

HCNH+ abundance in cold dense clouds based on the first hyperfine resolved rate coefficients

2024-03-27T14:34:41+01:00Tags: |

Authors: Bop, Cheikh T.; Agundez, Marcelino; Cernicharo, Jose; Lefloch, Bertrand; Lique, Francois Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2024/01/23 DOI: 10.1051/0004-6361/202348947 Abstract: The protonated form of hydrogen cyanide, HCNH+, holds significant importance in astrochemistry, serving as an intermediate species in ion-neutral reactions occurring in the cold molecular clouds. Although it plays a crucial role in [...]

Identifying Physical Structures in Our Galaxy with Gaussian Mixture Models: An Unsupervised Machine Learning Technique

2024-03-27T13:58:31+01:00Tags: |

Authors: Tiwari, M.; Kievit, R.; Kabanovic, S.; Bonne, L.; Falasca, F.; Guevara, C.; Higgins, R.; Justen, M.; Karim, R.; Kavak, U.; Pabst, C.; Pound, M. W.; Schneider, N.; Simon, R.; Stutzki, J.; Wolfire, M.; Tielens, A. G. G. M. Journal: ASTROPHYSICAL JOURNAL Publication date: 2023/12/01 DOI: 10.3847/1538-4357/ad003c Abstract: We explore the potential of the Gaussian [...]

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