Now showing items 1-20 of 75

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      A continued fraction based approach for the Two-photon Quantum Rabi Model 

      Lupo, Elena; Napoli, Anna; Messina, Antonino; Solano Villanueva, Enrique Leónidas; Egusquiza Egusquiza, Iñigo Luis (Nature Publishing, 2019-03-11)
      We study the Two Photon Quantum Rabi Model by way of its spectral functions and survival probabilities. This approach allows numerical precision with large truncation numbers, and thus exploration of the spectral collapse. ...
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      A quantitative witness for Greenberger-Horne-Zeilinger entanglement 

      Eltschka, Christopher; Siewert, Jens (Nature Publishing Group, 2012-12)
      Along with the vast progress in experimental quantum technologies there is an increasing demand for the quantification of entanglement between three or more quantum systems. Theory still does not provide adequate tools for ...
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      Advanced-Retarded Differential Equations in Quantum Photonic Systems 

      Álvarez Rodríguez, Unai; Pérez Leija, Armando; Egusquiza Egusquiza, Iñigo Luis; Gräfe, Markus; Sanz Ruiz, Mikel; Lamata Manuel, Lucas; Szameit, Alexander; Solano Villanueva, Enrique Leónidas (Nature Publishing Group, 2017-02-23)
      We propose the realization of photonic circuits whose dynamics is governed by advanced-retarded differential equations. Beyond their mathematical interest, these photonic configurations enable the implementation of quantum ...
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      Approximate Quantum Adders With Genetic Algorithms: An IBM Quantum Experience 

      Li, Rui; Álvarez Rodríguez, Unai; Lamata Manuel, Lucas; Solano Villanueva, Enrique Leónidas (De Gruyter Open, 2017-07)
      It has been proven that quantum adders are forbidden by the laws of quantum mechanics. We analyze theoretical proposals for the implementation of approximate quantum adders and optimize them by means of genetic algorithms, ...
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      Artificial Life in Quantum Technologies 

      Álvarez Rodríguez, Unai; Sanz Ruiz, Mikel; Lamata Manuel, Lucas; Solano Villanueva, Enrique Leónidas (Nature Publishing, 2016-02-08)
      We develop a quantum information protocol that models the biological behaviours of individuals living in a natural selection scenario. The artificially engineered evolution of the quantum living units shows the fundamental ...
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      Basic protocols in quantum reinforcement learning with superconducting circuits 

      Lamata Manuel, Lucas (Nature Publishing, 2017-05-09)
      Superconducting circuit technologies have recently achieved quantum protocols involving closed feedback loops. Quantum artificial intelligence and quantum machine learning are emerging fields inside quantum technologies ...
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      Biomimetic Cloning of Quantum Observables 

      Álvarez Rodríguez, Unai; Sanz Ruiz, Mikel; Lamata Manuel, Lucas; Solano Villanueva, Enrique Leónidas (Nature Publishing Group, 2014-05-09)
      We propose a bio-inspired sequential quantum protocol for the cloning and preservation of the statistics associated to quantum observables of a given system. It combines the cloning of a set of commuting observables, ...
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      Charge transport modulation in pseudorotaxane 1D stacks of acene and azaacene derivatives 

      Gozalvez, Cristian; Zafra, Jose L.; Saeki, Akinori; Melle Franco, Manuel; Casado, Juan; Mateo Alonso, Aurelio (Royal Society of Chemistry, 2019-03-07)
      Acenes have received a lot of attention because of their inherent and tunable absorbing, emissive, and charge transport properties for electronic, photovoltaic, and singlet fission applications, among others. Such properties ...
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      Development of new remediation technologies for contaminated soils based on the application of zero-valent iron nanoparticles and bioremediation with compost 

      Galdames Iglesias, Alazne; Mendoza, A.; Orueta, M.; De Soto García, I.S.; Sánchez, M.; Virto, I.; Vilas Vilela, José Luis (Elsevier, 2017-06)
      This study aimed to develop new techniques for the remediation of contaminated soils based on the application of zero-valent iron nanoparticles (nZVI) and bioremediation with compost from organic wastes and a mixed technique ...
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      Digital Quantum Rabi and Dicke Models in Superconducting Circuits 

      Mezzacapo, Antonio; Las Heras García, Urtzi; Simón Pedernales, Julen Jon; Di Carlo, L.; Solano Villanueva, Enrique Leónidas; Lamata Manuel, Lucas (Nature Publishing Group, 2014-12-15)
      We propose the analog-digital quantum simulation of the quantum Rabi and Dicke models using circuit quantum electrodynamics (QED). We find that all physical regimes, in particular those which are impossible to realize in ...
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      Digital Quantum Simulation of Spin Models with Circuit Quantum Electrodynamics 

      Salathé, Y.; Mondal, M.; Oppliger, M.; Heinsoo, J.; Kurpiers, P.; Potočnik, A.; Mezzacapo, Antonio; Las Heras García, Urtzi; Lamata Manuel, Lucas; Solano Villanueva, Enrique Leónidas; Filipp, S.; Wallraff, A. (American Physical Society, 2015-06-17)
      Systems of interacting quantum spins show a rich spectrum of quantum phases and display interesting many-body dynamics. Computing characteristics of even small systems on conventional computers poses significant challenges. ...
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      Digital-analog quantum simulation of generalized Dicke models with superconducting circuits 

      Lamata Manuel, Lucas (Nature Publishing Group, 2017-03-03)
      We propose a digital-analog quantum simulation of generalized Dicke models with superconducting circuits, including Fermi- Bose condensates, biased and pulsed Dicke models, for all regimes of light-matter coupling. We ...
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      Domain Organization, Catalysis and Regulation of Eukaryotic Cystathionine Beta-Synthases 

      Majtan, Tomas; Pey, Angel L,; Fernández Regueira, Roberto Antonio; Fernández González, José Andrés; Martínez Cruz, Luis Alfonso; Kraus, Jan P. (Public Library Science, 2014-08-14)
      Cystathionine beta-synthase (CBS) is a key regulator of sulfur amino acid metabolism diverting homocysteine, a toxic intermediate of the methionine cycle, via the transsulfuration pathway to the biosynthesis of cysteine. ...
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      Dual-path methods for propagating quantum microwaves 

      Di Candia, Roberto; Menzel, E.P.; Zhong, L.; Deppe, F.; Marx, A.; Gross, R.; Solano Villanueva, Enrique Leónidas (IOP Publishing, 2014-01)
      We study quantum state tomography, entanglement detection and channel noise reconstruction of propagating quantum microwaves via dual-path methods. The presented schemes make use of the following key elements: propagation ...
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      Effect of Different Types of Electrospun Polyamide 6 Nanofibres on the Mechanical Properties of Carbon Fibre/Epoxy Composites 

      Monteserín Vilela, Cristina; Blanco Miguel, Miren; Murillo, Nieves; Pérez Márquez, Ana; Maudes Puentedura, Jon; Gayoso, Jorge; Laza Terroba, José Manuel; Aranzabe Basterrechea, Estíbaliz; Vilas Vilela, José Luis (MDPI, 2018-10-25)
      Delamination and brittle matrix fracture have long since been the biggest problems in fibre-reinforced composites. Recently, the incorporation of electrospun nanofibre veils has been shown to be an effective method for ...
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      Effects of Graphene Oxide and Chemically-Reduced Graphene Oxide on the Dynamic Mechanical Properties of Epoxy Amine Composites 

      Monteserín Vilela, Cristina; Blanco, Miren; Aranzabe Basterrechea, Estíbaliz; Aranzabe, Ana; Laza Terroba, José Manuel; Larrañaga Varga, Aitor; Vilas Vilela, José Luis (MDPI, 2017-09)
      Composites based on epoxy/graphene oxide (GO) and epoxy/reduced graphene oxide (rGO) were investigated for thermal-mechanical performance focusing on the effects of the chemical groups present on nanoadditive-enhanced ...
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      Energy Consumption for Ion-Transport in a Segmented Paul Trap 

      Tobalina Novo, Ander; Alonso, Joseba; Muga Francisco, Juan Gonzalo (IOP Publishing LTD, 2018-06-12)
      There is recent interest in determining energy costs of shortcuts to adiabaticity (STA), but different definitions of ' cost' have been used. Wedemonstrate the importance of taking into account the control system (CS) for ...
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      Entanglement of superconducting qubits via acceleration radiation 

      García Álvarez, Laura; Felicetti, S.; Rico Ortega, Enrique; Solano Villanueva, Enrique Leónidas; Sabín, C. (Nature Publishing, 2017-04-06)
      We show that simulated relativistic motion can generate entanglement between artificial atoms and protect them from spontaneous emission. We consider a pair of superconducting qubits coupled to a resonator mode, where the ...
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      Experimental and Numerical Modeling of Aerosol Delivery for Preterm Infants 

      Aramendia Iradi, Iñigo; Fernández Gámiz, Unai; López Arraiza, Alberto; Rey Santano, María Carmen; Mielgo, Victoria; Basterrechea Elguezabal, Francisco José; Sancho Saiz, Javier; Gómez Solaeche, Miguel Ángel (MDPI, 2018-03)
      Respiratory distress syndrome (RDS) represents one of the major causes of mortality among preterm infants, and the best approach to treat it is an open research issue. The use of perfluorocarbons (PFC) along with non-invasive ...
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      Experimental Evaluation of Perfluorocarbon Aerosol Generation with Two Novel Nebulizer Prototypes 

      Aramendia Iradi, Iñigo; Fernández Gámiz, Unai; López Arraiza, Alberto; Rey Santano, María Carmen; Mielgo, Victoria; Basterrechea Elguezabal, Francisco José; Sancho Saiz, Javier; Gómez Solaeche, Miguel Ángel (MDPI, 2019-01-05)
      The potential of non-invasive ventilation procedures and new minimally invasive techniques has resulted in the research of alternative approaches as the aerosolization for the treatment of respiratory distress syndrome ...