Pubs2025 Archivos - Page 2 Of 5 - Instituto De Física Fundamental

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

Marcelo Castellanos2025-04-29T11:13:25+02:00Tags: Atomic, Chemistry, Molecular & Chemical. , Physical; Physics|

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 [...]

Encoding quantum bits in bound electronic states of a graphene nanotorus

Marcelo Castellanos2025-04-29T11:13:24+02:00Tags: Multidisciplinary. , Physics|

Authors: Furtado, J.; Ramos, A. C. A.; Silva, J. E. G.; Bachelard, R.; Santos, Alan C. Journal: ANNALS OF PHYSICS Publication date: 2025/01/01 DOI: 10.1016/j.aop.2024.169862 Abstract: We propose to use the quantum states of an electron trapped on the inner surface of a graphene nanotorus to realize as a new kind of physical quantum bit, [...]

The many faces of vibrational energy relaxation in N2(v) + O(1D) collisions: Dynamics on 1? and 1? potential energy surfaces

Marcelo Castellanos2025-04-29T11:13:23+02:00Tags: Atomic, Chemistry, Molecular & Chemical. , Physical; Physics|

Authors: Hong, Qizhen; Bartolomei, Massimiliano; Pirani, Fernando; Sun, Quanhua; Coletti, Cecilia Journal: JOURNAL OF CHEMICAL PHYSICS Publication date: 2025/03/21 DOI: 10.1063/5.0255380 Abstract: Complete datasets of rate coefficients for the vibrational quenching of molecular nitrogen by collision with electronically excited atomic oxygen O(D-1) over a wide temperature range are calculated for the first time. Such data [...]

Hydroxylamine in astrophysical ices: Infrared spectra and cosmic-ray-induced radiolytic chemistry

Marcelo Castellanos2025-04-29T11:13:23+02:00Tags: Astronomy & Astrophysics. |

Authors: Mate, Belen; Pelaez, Ramon J.; Molpeceres, German; Racz, Richard; Mifsud, Duncan V.; Ortigoso, Juan; Rivilla, Victor M.; Lakatos, Gergo; Sulik, Bela; Herczku, Peter; Ioppolo, Sergio; Biri, Sandor; Juhasz, Zoltan Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2025/03/13 DOI: 10.1051/0004-6361/202453312 Abstract: Context. Gas-phase hydroxylamine (NH2OH) has recently been detected within dense clouds in the interstellar medium. [...]

Inelastic H + H3+ collision rates and their impact on the determination of the excitation temperature of H3+

Marcelo Castellanos2025-04-29T11:13:22+02:00Tags: Astronomy & Astrophysics. |

Authors: Felix-Gonzalez, Daniel; del Mazo-Sevillano, Pablo; Aguado, Alfredo; Roncero, Octavio; Le Bourlot, Jacques; Roueff, Evelyne; Le Petit, Franck; Bron, Emeric Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2025/01/15 DOI: 10.1051/0004-6361/202452977 Abstract: Context. In diffuse interstellar clouds, the excitation temperature derived from the lowest levels of H3+ is systematically lower than that derived from H2. The differences [...]

Low crosstalk modular flip-chip architecture for coupled superconducting qubits

Marcelo Castellanos2025-04-29T11:13:21+02:00Tags: Applied. , Physics|

Authors: Ihssen, Soeren; Geisert, Simon; Jauma, Gabriel; Winkel, Patrick; Spiecker, Martin; Zapata, Nicolas; Gosling, Nicolas; Paluch, Patrick; Pino, Manuel; Reisinger, Thomas; Wernsdorfer, Wolfgang; Garcia-Ripoll, Juan Jose; Pop, Ioan M. Journal: APPLIED PHYSICS LETTERS Publication date: 2025/03/01 DOI: 10.1063/5.0245667 Abstract: We present a flip-chip architecture for an array of coupled superconducting qubits, in which circuit components [...]

Digital simulation of zero-temperature spontaneous symmetry breaking in a superconducting lattice processor

Marcelo Castellanos2025-04-29T11:13:20+02:00Tags: Multidisciplinary Sciences. |

Authors: Hu, Chang-Kang; Xie, Guixu; Poulsen, Kasper; Zhou, Yuxuan; Chu, Ji; Liu, Chilong; Zhou, Ruiyang; Yuan, Haolan; Shen, Yuecheng; Liu, Song; Zinner, Nikolaj T.; Tan, Dian; Santos, Alan C.; Yu, Dapeng Journal: NATURE COMMUNICATIONS Publication date: 2025/04/07 DOI: 10.1038/s41467-025-57812-8 Abstract: Quantum simulators are ideal platforms to investigate quantum phenomena that are inaccessible through conventional means, [...]

Hydrogenation of HOCO and formation of interstellar CO2: a not so straightforward relation

Marcelo Castellanos2025-04-29T11:13:20+02:00Tags: Astronomy & Astrophysics. |

Authors: Molpeceres, German; Enrique-Romero, Joan; Ishibashi, Atsuki; Oba, Yasuhiro; Hidaka, Hiroshi; Lamberts, Thanja; Aikawa, Yuri; Watanabe, Naoki Journal: MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY Publication date: 2025/03/18 DOI: 10.1093/mnras/staf383 Abstract: Carbon dioxide (CO2) is one of the most important interstellar molecules. While it is considered that it forms on the surface of interstellar dust [...]

Non-adiabatic photodissociation dynamics of vinyl iodide from n?* and n?* transitions

Marcelo Castellanos2025-04-29T11:13:19+02:00Tags: Atomic, Chemistry, Molecular & Chemical. , Physical; Physics|

Authors: Murillo-Sanchez, Marta L.; Poullain, Sonia Marggi; Limao-Vieira, Paulo; Zanchet, Alexandre; de Oliveira, Nelson; Gonzalez-Vazquez, Jesus; Banares, Luis Journal: PHYSICAL CHEMISTRY CHEMICAL PHYSICS Publication date: 2025/04/16 DOI: 10.1039/d5cp00236b Abstract: The photodissociation dynamics of vinyl iodide upon photoexcitation at 199.2 and 200 nm are investigated in a joint theoretical and experimental study. The gas-phase absorption spectrum [...]

Photon antibunching in single-molecule vibrational sum-frequency generation

Marcelo Castellanos2025-04-29T11:13:18+02:00Tags: Applied. , Multidisciplinary; Optics; Physics, Nanoscience & Nanotechnology; Materials Science|

Authors: Kalarde, Fatemeh Moradi; Ciccarello, Francesco; Munoz, Carlos Sanchez; Feist, Johannes; Galland, Christophe Journal: NANOPHOTONICS Publication date: 2025/01/21 DOI: 10.1515/nanoph-2024-0469 Abstract: Sum-frequency generation (SFG) enables the coherent upconversion of electromagnetic signals and plays a significant role in mid-infrared vibrational spectroscopy for molecular analysis. Recent research indicates that plasmonic nanocavities, which confine light to extremely small [...]