About Marcelo Castellanos

Marcelo Castellanos desempeña su actividad en la Unidad de Gerencia del Instituto de Física Fundamental del CSIC. Ha sido profesor ayudante en la Universidad Autónoma de Madrid y defendió su tesis doctoral en la UAM en el campo de la Astrofísica Extragaláctica. En el mismo campo, ha realizado investigación postdoctoral en el CNRS. Tiene experiencia en el sector privado y desde 2006 ha sido facilitador/”doer”/burócrata/gestor en 3 grandes proyectos de investigación en Astrofísica Molecular, Física Química y Nanociencia (ASTROCAM - Ref.: S-.0505/ESP/000237 entre 2006 y 2009; Consolider-Ingenio ASTROMOL - Ref.: CSD2009-00038 entre 2009 y 2016 y ERC Synergy Grant NANOCOSMOS - Ref.: GA 610256 entre 2014 y 2021)

El IFF y el JWST, de la mano, en un estudio sobre el ciclo del vapor de agua en sistemas protoplanetarios

2024-02-26T10:24:37+01:00Tags: , , , , , , , , , |

Nuestros compañeros Javier R. Goicoechea y Alexandre Zanchet, del Departamento de Astrofísica Molecular del IFF, han participado de manera relevante en un estudio, publicado en la revista Nature Astronomy, que arroja luz sobre la destrucción y nueva formación de grandes cantidades de vapor de agua en un sistema protoplanetario localizado en el corazón de la [...]

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, [...]

A kernel-based machine learning potential and quantum vibrational state analysis of the cationic Ar hydride (Ar2H+)

2024-03-27T14:34:44+01:00Tags: , , , |

Authors: Montes de Oca-Estevez, Maria Judit; Valdes, Alvaro; Prosmiti, Rita Journal: PHYSICAL CHEMISTRY CHEMICAL PHYSICS Publication date: 2024/02/22 DOI: 10.1039/d3cp05865d Abstract: One of the most fascinating discoveries in recent years, in the cold and low pressure regions of the universe, was the detection of ArH+ and HeH+ species. The identification of such noble gas-containing molecules [...]

Dynamical effects on the O(3P) + D2 reaction and its impact on the ?-doublet population

2024-03-27T14:34:40+01:00Tags: , , , |

Authors: Veselinova, A.; Menendez, M.; Gonzalez-Sanchez, L.; Zanchet, A.; Aoiz, F. J.; Jambrina, P. G. Journal: PHYSICAL CHEMISTRY CHEMICAL PHYSICS Publication date: 2024/02/22 DOI: 10.1039/d3cp05510h Abstract: The O(P-3) + D-2 -> OD((2)Pi) + D reaction presents the peculiarity of taking place on two different potential energy surfaces (PESs) of different symmetry, (3)A ' and (3)A [...]

Photodissociation of the CH2Br radical: A theoretical study

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

Authors: Charfeddine, F.; Zanchet, A.; Yazidi, O.; Cuevas, C. A.; Saiz-Lopez, A.; Banares, L.; Garcia-Vela, A. Journal: JOURNAL OF CHEMICAL PHYSICS Publication date: 2024/02/21 DOI: 10.1063/5.0187546 Abstract: Bromine atom (Br) reactions lead to ozone depletion in the troposphere and stratosphere. Photodegradation of bromocarbons is one of the main sources of bromine atoms in the atmosphere. [...]

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 [...]

Minimal orthonormal bases for pure quantum state estimation

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

Authors: Zambrano, Leonardo; Pereira, Luciano; Delgado, Aldo Journal: QUANTUM Publication date: 2024/02/08 DOI: Abstract: We present an analytical method to estimate pure quantum states using a minimum of three measurement bases in any finite -dimensional Hilbert space. This is optimal as two bases are insufficient to construct an informationally complete positive operator -valued measurement (ICPOVM) [...]

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. [...]

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