Tailored ion beam for precise colour centre creation

2023-02-21T13:36:10+01:00Tags: |

Authors: Tobalina, A.; Munuera-Javaloy, C.; Torrontegui, E.; Muga, J. G.; Casanova, J. Journal: PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES Publication date: 2022/12/26 DOI: 10.1098/rsta.2021.0271 Abstract: We present an invariant-based quantum control scheme leading to a highly monochromatic ion beam from a Paul trap. Our protocol is implementable by supplying the [...]

Speeding up quantum perceptron via shortcuts to adiabaticity

2022-04-05T17:41:14+02:00Tags: |

Authors: Ban, Yue; Chen, Xi; Torrontegui, E.; Solano, E.; Casanova, J. Journal: SCIENTIFIC REPORTS Publication date: 2021/03/11 DOI: 10.1038/s41598-021-85208-3 Abstract: The quantum perceptron is a fundamental building block for quantum machine learning. This is a multidisciplinary field that incorporates abilities of quantum computing, such as state superposition and entanglement, to classical machine learning schemes. Motivated [...]

Metal-catalyst-free gas-phase synthesis of long-chain hydrocarbons

2022-04-05T17:40:54+02:00Tags: |

Authors: Martinez, Lidia; Merino, Pablo; Santoro, Gonzalo; Martinez, Jose I.; Katsanoulis, Stergios; Ault, Jesse; Mayoral, Alvaro; Vazquez, Luis; Accolla, Mario; Dazzi, Alexandre; Mathurin, Jeremie; Borondics, Ferenc; Blazquez-Blazquez, Enrique; Shauloff, Nitzan; Lebron-Aguilar, Rosa; Quintanilla-Lopez, Jesus E.; Jelinek, Raz; Cernicharo, Jose; Stone, Howard A.; de la Pena O'Shea, Victor A.; de Andres, Pedro L.; Haller, George; Ellis, [...]

Unexpected benzene oxidation in collisions with superoxide anions

2021-11-30T20:21:00+01:00Tags: |

Authors: Guerra, Carlos; Kumar, Sarvesh; Aguilar-Galindo, Fernando; Diaz-Tendero, Sergio; Lozano, Ana, I; Mendes, Monica; Limao-Vieira, Paulo; Garcia, Gustavo Journal: SCIENTIFIC REPORTS Publication date: 2021/11/30 DOI: 10.1038/s41598-021-02408-7 Abstract: Superoxide anions colliding with benzene molecules at impact energies from 200 to 900 eV are reported for the first time to form massive complexes. With the aid of [...]

Structural dynamics effects on the electronic predissociation of alkyl iodides

2021-02-12T10:08:08+01:00Tags: |

Authors: Murillo-Sanchez, Marta L.; Zanchet, Alexandre; Marggi Poullain, Sonia; Gonzalez-Vazquez, Jesus; Banares, Luis Contribution: Article Journal: SCIENTIFIC REPORTS Publication date: 2020/04/21 DOI: 10.1038/s41598-020-62982-0 Abstract: The correlation between chemical structure and predissociation dynamics has been evaluated for a series of linear and branched alkyl iodides with increasing structural complexity by means of femtosecond time-resolved velocity map imaging [...]

Disruption of the Orion molecular core 1 by wind from the massive star theta(1) Orionis C

2020-01-16T12:54:28+01:00Tags: |

Authors: Pabst, C.; Higgins, R.; Goicoechea, J. R.; Teyssier, D.; Berne, O.; Chambers, E.; Wolfire, M.; Suri, S. T.; Guesten, R.; Stutzki, J.; Graf, U. U.; Risacher, C.; Tielens, A. G. G. M. Contribution: Article Journal: NATURE Publication date: 2019/01/31 DOI: 10.1038/s41586-018-0844-1 Abstract: Massive stars inject mechanical and radiative energy into the surrounding environment, which stirs [...]

Unconventional quantum optics in topological waveguide QED

2020-01-16T12:54:21+01:00Tags: |

Authors: Bello, M.; Platero, G.; Cirac, J. I.; Gonzalez-Tudela, A. Contribution: Article Journal: SCIENCE ADVANCES Publication date: 2019/07/01 DOI: 10.1126/sciadv.aaw0297 Abstract: The discovery of topological materials has motivated recent developments to export topological concepts into photonics to make light behave in exotic ways. Here, we predict several unconventional quantum optical phenomena that occur when quantum emitters [...]

Null Electromagnetic Fields from Dilatation and Rotation Transformations of the Hopfion

2020-01-16T12:54:18+01:00Tags: |

Authors: Arrayas, Manuel; Ranada, Antonio F.; Tiemblo, Alfredo; Trueba, Jose L. Contribution: Article Journal: SYMMETRY-BASEL Publication date: 2019/09/01 DOI: 10.3390/sym11091105 Abstract: The application of topology concepts to Maxwell equations has led to the developing of the whole area of electromagnetic knots. In this paper, we apply some symmetry transformations to a particular electromagnetic knot, the hopfion [...]

The smallest proton-bound dimer H-5(+): theoretical progress

2020-01-16T12:54:17+01:00Tags: |

Authors: Prosmiti, Rita; Valdes, Alvaro Contribution: Article Journal: PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES Publication date: 2019/09/23 DOI: 10.1098/rsta.2018.0396 Abstract: The protonated hydrogen dimer, H-5(+), is the smallest system including proton transfer, and has been of long-standing interest since its first laboratory observation in 1962. H-5(+) and its isotopologues are the [...]

Analogue quantum chemistry simulation

2020-01-16T12:54:15+01:00Tags: |

Authors: Arguello-Luengo, Javier; Gonzalez-Tudela, Alejandro; Shi, Tao; Zoller, Peter; Cirac, J. Ignacio Contribution: Article Journal: NATURE Publication date: 2019/10/10 DOI: 10.1038/s41586-019-1614-4 Abstract: Computing the electronic structure of molecules with high precision is a central challenge in the field of quantum chemistry. Despite the success of approximate methods, tackling this problem exactly with conventional computers remains a [...]

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