Browsing by Title

Now showing items 88779-88798 of 92768

    • Two-dimensional and three-dimensional ultrasound of artificial skin 
      Wortsman, Ximena; Navarrete, Nelson (American Institute of Ultrasound in Medicine, 2017)
      © 2016 by the American Institute of Ultrasound in Medicine. Wound healing may be a difficult problem, and variable types of artificial skin prototypes have been developed for supporting this process. Using ultrasound, we ...
    • Two-dimensional block trees 
      Brisaboa, Nieves; Gagie, Travis; Gomez-Brandon, Adrian; Navarro, Gonzalo (Institute of Electrical and Electronics Engineers Inc., 2018)
      The Block Tree (BT) is a novel compact data structure designed to compress sequence collections. It obtains compression ratios close to Lempel-Ziv and supports efficient direct access to any substring. The BT divides the ...
    • Two-Dimensional Distributed Inverted Files 
      Feuerstein, Esteban; Marín, Mauricio; Mizrahi, Michel; Gil Costa, Verónica; Baeza Yates, Ricardo (2009)
      Term-partitioned indexes are generally inefficient for the evaluation of conjunctive queries, as they require the communication of long posting lists. On the other side, document-partitioned indexes incur in excessive ...
    • Two-dimensional dynamic model of a copper sulphide ore bed 
      Sidborn, M.; Casas de Prada, Jesús; Martínez, J.; Moreno, L. (ELSEVIER, 2003-10)
      A two-dimensional dynamic model for bioleaching of secondary copper minerals from a pile has been developed. In the model. aeration of the pile is considered to be due to natural convection caused by the density gradient ...
    • The two-dimensional Lazer-McKenna conjecture for an exponential nonlinearity 
      Pino Manresa, Manuel del; Muñoz, Claudio (ACADEMIC PRESS INC ELSEVIER SCIENCE, 2006-12-01)
      We consider the problem of Ambrosetti-Prodi type [GRAPHICS] where Q is a bounded, smooth domain in R-2, phi(1) is a positive first eigenfunction of the Laplacian under Dirichlet boundary conditions and h is an element ...
    • Two-dimensional local null controllability of a rigid structure in a Navier-Stokes fluid 
      Boulakia, Muriel; Osses Alvarado, Axel (2006-07-15)
      We consider the two-dimensional motion of a rigid structure immersed in an incompressible fluid governed by Navier-Stokes equations. The control force acts on a fixed subset of the fluid domain. We prove that our system ...
    • Two-dimensional nanomaterials for the removal of pharmaceuticals from wastewater: a critical review 
      González Poggini, Sergio de Jesús; Rosenkranz, Andreas; Colet Lagrille, Madeleine Natalie (MDPI, 2021)
      The removal of pharmaceuticals from wastewater is critical due to their considerable risk on ecosystems and human health. Additionally, they are resistant to conventional chemical and biological remediation methods. ...
    • Two-dimensional optical chimera states in an array of coupled waveguide resonators 
      Clerc Gavilán, Marcel; Coulibaly, S.; Ferré, M. A.; Tlidi, M. (American Institute of Physics, 2020)
      Two-dimensional arrays of coupled waveguides or coupled microcavities allow us to confine and manipulate light. Based on a paradigmatic envelope equation, we show that these devices, subject to a coherent optical injection, ...
    • Two-dimensional porous sheet-like carbon-doped ZnO/g-C3N4nanocomposite with high visible-light photocatalytic ... 
      Qin, Jiaqian; Yang, Chengwu; Cao, Meng; Zhang, Xinyu; Saravanan, Rajendran; Limpanart, Sarintorn; Ma, Mingzhen; Liu, Riping (Elsevier B.V., 2017)
      © 2016 Elsevier B.V.The ZnO/g-C3N4nanocomposites were synthesized by a single-step and scalable synthesis method through calcining the mixture of zinc acetate and urea. Two-dimensional shape, porous and carbon-doped ...
    • Two-dimensional titanium dioxide-surfactant photoactive supramolecular networks: synthesis, properties, and ... 
      Lozano, Harold; Devis, Sindy; Aliaga, Juan; Alegría, Matías; Guzmán, Hernán; Villarroel, Roberto; Benavente, Eglantina; González Moraga, Guillermo (MDPI, 2022)
      The desire to harness solar energy to address current global environmental problems led us to investigate two-dimensional (2D) core-shell hybrid photocatalysts in the form of a 2D-TiO2-surfactant, mainly composed of fatty ...
    • Two-fluid simulations of the magnetic field evolution in neutron star cores in the weak-coupling regime 
      Castillo, F.; Reisenegger, A.; Valdivia Hepp, Juan (Oxford University Press, 2020)
      In a previous paper, we reported simulations of the evolution of the magnetic field in neutron star (NS) cores through ambipolar diffusion, taking the neutrons as a motionless uniform background. However, in real NSs, ...
    • Two-layer preference models with methodologies using induced aggregation in management administration and ... 
      Zhu, Cheng; Mesiar, Radko; Yager, Ronald R.; Merigó Lindahl, José; Qin, Jindong; Feng, Xiangqian; Jin, Lesheng (IOS Press, 2019)
      In this work, we propose some two-layer preference models that can be appropriately applied in management problems such as the group decision making about predicting the future market share of certain product. By introducing ...
    • Two-level genetic algorithm for evolving convolutional neural networks for pattern recognition 
      Montecino, Daniel A.; Pérez, Claudio A.; Bowyer, Kevin W. (IEEE-Inst Electrical Electronics Engineers, 2021)
      The aim of Neuroevolution is to nd neural networks and convolutional neural network (CNN) architectures automatically through evolutionary algorithms. A crucial problem in neuroevolution is search time, since multiple ...
    • Two-minute step test as a complement to six-minute walk test in subjects with treated coronary artery disease 
      Oliveros, María José; Serón, Pamela; Román, Claudia; Gálvez, Manuel; Navarro Alarcón, Rocío Alejandra; Latin, Gonzalo; Marileo, Tania; Molina, Juan Pablo; Sepúlveda, Pablo; Marzuca Nassr, Gabriel Nasri; Muñoz, Sergio (Frontiers Media, 2022)
      The 2-Minute Step Test (2MST) has been presented as an alternative to the 6-Minute Walk Test (6MWT) based on the association between the two tests in older adults; however, some authors propose that it should not be a ...
    • Two-stage robust UC including a novel scenario-based uncertainty model for wind power applications 
      Álvarez Miranda, Eduardo; Campos Valdés, Camilo; Rahmann Zúñiga, Claudia (Elsevier, 2015)
      The complex processes involved in the determination of the availability of power from renewable energy sources, such as wind power, impose great challenges in the forecasting processes carried out by transmission system ...
    • Two-year controlled effectiveness trial of a school-based intervention to prevent obesity in Chilean children 
      Kain Berkovic, Juliana; Leyton Dinamarca, Bárbara; Cerda, Ricardo; Vio del Río, Fernando Tomás; Uauy Dagach-Imbarack, Ricardo (2009)
      Objective: Obesity prevalence among Chilean children is 19?4%. The present study aimed to assess the effectiveness of a school-based obesity prevention programme. Design: Non-randomized controlled study. The intervention ...
    • Two-year Cosmology Large Angular Scale Surveyor (CLASS) Observations: 40 GHz Telescope Pointing, Beam ... 
      Xu, Zhilei; Brewer, Michael K.; Rojas, Pedro Fluxa; Li, Yunyang; Osumi, Keisuke; Pradenas, Bastian; Ali, Aamir; Appel, John; Bennett, Charles L.; Bustos, Ricardo; Chan, Manwei; Chuss, David T.; Cleary, Joseph; Couto, Jullianna Denes; Dahal, Sumit; Datta, Rahul; Denis, Kevin L.; Dunner, Rolando; Eimer, Joseph R.; Essinger Hileman, Thomas; Gothe, Dominik; Harrington, Kathleen; Iuliano, Jeffrey; Karakla, John; Marriage, Tobias A.; Miller, Nathan J.; Núñez, Carolina; Padilla, Ivan L.; Parker, Lucas; Petroff, Matthew A.; Reeves, Rodrigo; Rostem, Karwan; Valle, Deniz Augusto; Watts, Duncan J.; Weiland, Janet L.; Wollack, Edward J. (IOP, 2020)
      The Cosmology Large Angular Scale Surveyor (CLASS) is a telescope array that observes the cosmic microwave background (CMB) over 75% of the sky from the Atacama Desert, Chile, at frequency bands centered near 40, 90, 150, ...
    • Type 1 diabetes mellitus incidence in Santiago, Chile. Analysis by counties in the period 2000-2004 Incidencia ... 
      Carrasco P, Elena; Angel B, Bárbara; Codner Dujovne, Ethel; García, Diego; Ugarte P., Francisca; Bruzzone Valdés, María Eugenia; Pérez Bravo, Francisco (2006)
      Background: There are great geographical differences in the incidence of type I diabetes mellitus. Aim: To determine the incidence rate of type 1 diabetes mellitus (DM1) in the Metropolitan Region of Santiago, Chile from ...
    • Type 1 diabetes, obesity and PCOS: Is type 1 stepping into the shoes of type 2 diabetes? 
      Codner Dujovne, Ethel (Wiley, 2020)
    • Type 2 AGN host galaxies in the Chandra-COSMOS Legacy Survey: No evidence of AGN-driven Quenching 
      Suh, Hyewon; Civano, Francesca; Hasinger, Guenther; Lusso, Elisabeta; Lanzuisi, Giorgio; Marchesi, Stefano; Trakhtenbrot, Benny; Allevato, Viola; Cappelluti, Nico; Capak, Peter L.; Elvis, Martin; Griffiths, Richard E.; Laigle, Clotilde; Lira Teillery, Paulina; Riguccini, Laurie; Rosario, David J.; Salvato, Mara; Schawinski, Kevin; Vignali, Cristian (IOP Publishing, 2017-06-01)
      We investigate the star formation properties of a large sample of similar to 2300 X-ray-selected Type 2 Active Galactic Nuclei (AGNs) host galaxies out to z similar to 3 in the Chandra COSMOS Legacy Survey in order to ...