Blueprint for a Molecular-Spin Quantum Processor

2024-03-27T13:57:23+01:00Tags: , |

Authors: Chiesa, A.; Roca, S.; Chicco, S.; de Ory, M. C.; Gomez-Leon, A.; Gomez, A.; Zueco, D.; Luis, F.; Carretta, S. Journal: PHYSICAL REVIEW APPLIED Publication date: 2023/06/21 DOI: 10.1103/PhysRevApplied.19.064060 Abstract: The implementation of a universal quantum processor still poses fundamental issues related to error mitigation and correction, which demand investigation of also platforms and [...]

First detection of the HSO radical in space?

2024-03-27T13:58:05+01:00Tags: |

Authors: Marcelino, N.; Puzzarini, C.; Agundez, M.; Fuentetaja, R.; Tercero, B.; de Vicente, P.; Cernicharo, J. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2023/06/20 DOI: 10.1051/0004-6361/202346935 Abstract: We report the discovery of HSO towards several cold dark clouds. The detection is confirmed by the observation of the fine and hyperfine components of two rotational transitions in [...]

Helium nanodroplets as an efficient tool to investigate hydrogen attachment to alkali cations (vol 25, pg 462, 2023)

2024-03-27T13:57:59+01:00Tags: , , , |

Authors: Kollotzek, Siegfried; Campos-Martinez, Jose; Bartolomei, Massimiliano; Pirani, Fernando; Tiefenthaler, Lukas; Hernandez, Marta I.; Lazaro, Teresa; Zunzunegui-Bru, Eva; Gonzalez-Lezana, Tomas; Breton, Jose; Hernandez-Rojas, Javier; Echt, Olof; Scheier, Paul Journal: PHYSICAL CHEMISTRY CHEMICAL PHYSICS Publication date: 2023/06/15 DOI: 10.1039/d3cp90119j Abstract:

Carbon vacancy-assisted stabilization of individual Cu5 clusters on graphene. Insights from ab initio molecular dynamics

2024-03-27T13:57:18+01:00Tags: , , , |

Authors: Carroll, Lenard L.; Moskaleva, Lyudmila V.; de Lara-Castells, Maria Pilar Journal: PHYSICAL CHEMISTRY CHEMICAL PHYSICS Publication date: 2023/06/15 DOI: 10.1039/d2cp05843j Abstract: Recent advances in synthesis and characterization methods have enabled the controllable fabrication of atomically precise metal clusters (AMCs) of subnanometer size that possess unique physical and chemical properties, yet to be explored. Such [...]

Quantum neural networks with multi-qubit potentials

2024-03-27T13:57:05+01:00Tags: |

Authors: Ban, Yue; Torrontegui, E.; Casanova, J. Journal: SCIENTIFIC REPORTS Publication date: 2023/06/05 DOI: 10.1038/s41598-023-35867-1 Abstract: We propose quantum neural networks that include multi-qubit interactions in the neural potential leading to a reduction of the network depth without losing approximative power. We show that the presence of multi-qubit potentials in the quantum perceptrons enables more [...]

The spatial distribution of an aromatic molecule, C6H5CN, in the cold dark cloud TMC-1

2024-03-27T13:57:21+01:00Tags: |

Authors: Cernicharo, J.; Tercero, B.; Marcelino, N.; Agundez, M.; de Vicente, P. Journal: ASTRONOMY & ASTROPHYSICS Publication date: 2023/06/05 DOI: 10.1051/0004-6361/202346722 Abstract: We present a highly sensitive 2D line survey of TMC-1 obtained with the Yebes 40 m radio telescope in the Q-band (31.13-49.53 GHz). These maps cover a region of 320 '' x320 '' [...]

Isotope Effect in D2O Negative Ion Formation in Electron Transfer Experiments: DO-D Bond Dissociation Energy

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

Authors: Kumar, Sarvesh; Hoshino, Masamitsu; Kerkeni, Boutheina; Garcia, Gustavo; Limao-Vieira, Paulo Journal: JOURNAL OF PHYSICAL CHEMISTRY LETTERS Publication date: 2023/06/05 DOI: 10.1021/acs.jpclett.3c00786 Abstract: H2O/D2O negative ion time-of-flightmassspectra from electron transfer processes at different collision energieswith neutral potassium yield OH-/OD-, O-, and H-/D-. The branching ratios show a relevant energy dependence with animportant isotope effect in [...]

Probing and harnessing photonic Fermi arc surface states using light-matter interactions

2024-03-27T13:57:43+01:00Tags: |

Authors: Garcia-Elcano, Inaki; Merino, Jaime; Bravo-Abad, Jorge; Gonzalez-Tudela, Alejandro Journal: SCIENCE ADVANCES Publication date: 2023/06/02 DOI: 10.1126/sciadv.adf8257 Abstract: Fermi arcs, i.e., surface states connecting topologically distinct Weyl points, represent a paradigmatic manifes-tation of the topological aspects of Weyl physics. We investigate a light-matter interface based on the photonic counterpart of these states and prove that [...]

Computational molecular dynamics simulations of cationic alkali dimers solvated in He clusters: the Li2+ case

2024-03-27T13:58:35+01:00Tags: , , |

Authors: Yanes-Rodriguez, Raquel; Rodriguez-Segundo, Raul; Villarreal, Pablo; Prosmiti, Rita Journal: EUROPEAN PHYSICAL JOURNAL D Publication date: 2023/06/01 DOI: 10.1140/epjd/s10053-023-00691-9 Abstract: The structures and energetics of Li-2(+) -doped He clusters have been determined by means of evolutionary programming optimizations and classical molecular dynamics simulations. The underlying interactions in the HeNLi+ 2 complexes are described by sum-of-potentials [...]

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