About Marcelo Castellanos

Marcelo Castellanos desempeña su actividad en el Instituto de Física Fundamental del CSIC. Ha sido becario de la FGUAM y profesor ayudante en la Facultad de Ciencias de la Universidad Autónoma de Madrid (1998 - 2003). Defendió su tesis doctoral en la UAM en el campo de la Astrofísica Extragaláctica (2001). Ha sido investigador postdoctoral en el CNRS (Toulouse) entre 2003 y 2005. Tras un tiempo de experiencia en el sector privado (2005-2006), 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). Contacto: Perfil en Linkedin: www.linkedin.com/in/marceloc26569a6 Bluesky: @mcastellanosb1508.bsky.social

Bound polariton states in the Dicke-Ising model

2025-04-29T11:13:09+02:00Tags: , , |

Authors: Roman-Roche, Juan; Gomez-Leon, Alvaro; Luis, Fernando; Zueco, David Journal: NANOPHOTONICS Publication date: 2025/02/17 DOI: 10.1515/nanoph-2024-0568 Abstract: We present a study of hybrid light-matter excitations in cavity QED materials using the Dicke-Ising model as a theoretical framework. Leveraging linear response theory, we derive the exact excitations of the system in the thermodynamic limit. Our results [...]

Validation of millimetre and sub-millimetre atmospheric collision-induced absorption at Chajnantor

2025-04-29T11:13:27+02:00Tags: |

Authors: Pardo, J. R.; De Breuck, C.; Muders, D.; Gonzalez, J.; Perez-Beaupuits, J. P.; Cernicharo, J.; Prigent, C.; Serabyn, E.; Montenegro-Montes, F. M.; Mroczkowski, T.; Phillips, N.; Villard, E. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2025/02/13 DOI: 10.1051/0004-6361/202452159 Abstract: Due to the importance of a reference atmospheric radiative transfer model for both planning and calibrating [...]

#11F – Científicas y gestoras del IFF – “Reescribiendo la Historia: las voces de las mujeres en Física”

2025-02-11T17:43:04+01:00Tags: , |

Con motivo de la celebración del Día Internacional de la Mujer y la Niña en la Ciencia (11F-2025), el IFF, a través de su recién creado Comité de Igualdad, lanza un video sobre el trabajo que desarrollan sus investigadoras y gestoras bajo el título "Reescribiendo la Historia: las voces de las mujeres en Física". [...]

Quantum Control of Resonance Lifetimes in Molecular Photodissociation with Intense Laser Fields

2025-04-29T11:12:59+02:00Tags: , , , |

Authors: Garcia-Vela, Alberto Journal: JOURNAL OF CHEMICAL THEORY AND COMPUTATION Publication date: 2025/02/10 DOI: 10.1021/acs.jctc.4c01677 Abstract: Control of molecular reaction dynamics has been pursued in the last decades. Among these reactions are molecular photodissociation processes governed by resonances. Controlling the lifetime of such resonances imply to control the time duration of the processes. Here, some [...]

Superoxide anion (O2-) collisions with CO2 molecules in the energy range of 50-950 eV

2025-04-29T11:13:25+02:00Tags: , , , |

Authors: Guerra, C.; Leiferman, M.; Lozano, A. I.; Aguilar-Galindo, F.; Diaz-Tendero, S.; Oller, J. C.; Limao-Vieira, P.; Garcia, G. Journal: JOURNAL OF CHEMICAL PHYSICS Publication date: 2025/02/07 DOI: 10.1063/5.0242954 Abstract: A novel gas-phase molecular scattering study is reported for O-2(-) collisions with CO2 for impact energies ranging from 50 to 950 eV in the lab [...]

Light-matter correlations in Quantum Floquet engineering of cavity quantum materials

2025-04-29T11:13:10+02:00Tags: , |

Authors: Perez-Gonzalez, Beatriz; Platero, Gloria; Gomez-Leon, Alvaro Journal: QUANTUM Publication date: 2025/02/06 DOI: Abstract: Quantum Floquet engineering (QFE) seeks to generalize the control of quantum systems with classical external fields, widely known as Semi-Classical Floquet engineering (SCFE), to quantum fields. However, to faithfully capture the physics at arbitrary coupling, a gauge-invariant description of light-matter interaction [...]

On the role of true and false chirality in producing parity-violating energy differences

2025-04-29T11:13:06+02:00Tags: |

Authors: Martinez-Gil, Daniel; Bargueno, Pedro; Miret-Artes, Salvador Journal: PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES Publication date: 2025/02/05 DOI: 10.1098/rspa.2023.0938 Abstract: In this work, we tackle the problem of showing which type of influences can lift the degeneracy between truly and falsely chiral systems, showing that only when both systems and influences [...]

The Galaxy Activity, Torus, and Outflow Survey (GATOS). VII. The 20-214 ?m Imaging Atlas of Active Galactic Nuclei Using SOFIA

2025-04-29T11:13:35+02:00Tags: |

Authors: Fuller, Lindsay; Lopez-Rodriguez, Enrique; Garcia-Bernete, Ismael; Ramos Almeida, Cristina; Alonso-Herrero, Almudena; Packham, Chris; Zhang, Lulu; Leist, Mason; Levenson, Nancy A.; Imanishi, Masatoshi; Hoenig, Sebastian; Stalevski, Marko; Ricci, Claudio; Hicks, Erin; Bellocchi, Enrica; Combes, Francoise; Davies, Ric; Garcia Burillo, Santiago; Gonzalez Martin, Omaira; Izumi, Takuma; Labiano, Alvaro; Pereira Santaella, Miguel; Rigopoulou, Dimitra; Rosario, David; Rouan, [...]

Scan Quantum Mechanics: Quantum Inertia Stops Superposition

2025-04-29T11:13:02+02:00Tags: , |

Authors: Gato-Rivera, Beatriz Journal: UNIVERSE Publication date: 2025/02/01 DOI: 10.3390/universe11020058 Abstract: Scan Quantum Mechanics (SQM) is a novel interpretation in which the superposition of states is only an approximate effective concept due to lack of time resolution. Quantum systems scan all possible states in the apparent superpositions and switch randomly and very rapidly among them. [...]

Linear response theory for cavity QED materials at arbitrary light-matter coupling strengths

2025-04-29T11:13:09+02:00Tags: , , , |

Authors: Roman-Roche, Juan; Gomez-Leon, Alvaro; Luis, Fernando; Zueco, David Journal: PHYSICAL REVIEW B Publication date: 2025/01/31 DOI: 10.1103/PhysRevB.111.035156 Abstract: We develop a linear response theory for materials collectively coupled to a cavity that is valid in all regimes of light-matter coupling, including symmetry-broken phases. We present and compare two different approaches. First, we use a [...]

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