Browsing by Title Artículos de revistas

Now showing items 4979-4998 of 7549

    • Performance guarantees of local search for minsum scheduling problems 
      Correa Haeussler, José; Muñoz, Felipe T. (Springer, 2020)
      We study the worst-case performance guarantee of locally optimal solutions for the problem of minimizing the total weighted and unweighted completion time on parallel machine environments. Our method makes use of a mapping ...
    • Performance of a continuously rotating half-wave plate on the POLARBEAR telescope 
      Takakura, Satoru; Aguilar Faúndez, Mario; Akiba, Yoshiki; Arnold, Kam; Baccigalupi, Carlo; Barron, Darcy; Beckman, Shawn; Boettger, David; Borrill, Julian; Chapman, Scott; Chinone, Yuji; Cukierman, Ari; Ducout, Anne; Elleflot, Tucker; Errard, Josquin; Fabbian, Giulio; Fujino, Takuro; Galitzki, Nicholas; Goeckner Wald, Neil; Halverson, Nils W.; Hasegawa, Masaya; Hattori, Kaori; Hazumi, Masashi; Hill, Charles; Howe, Logan; Inoue, Yuki; Jaffe, Andrew H.; Jeong, Oliver; Kaneko, Daisuke; Katayama, Nobuhiko; Keating, Brian; Keskitalo, Reijo; Kisner, Theodore; Krachmalnicoff, Nicoletta; Kusaka, Akito; Lee, Adrian T.; Leon, David; Lowry, Lindsay; Matsuda, Frederick; Matsumura, Tomotake; Navaroli, Martin; Nishino, Haruki; Paar, Hans; Peloton, Julien; Poletti, Davide; Puglisi, Giuseppe; Reichardt, Christian L.; Ross, Colin; Siritanasak, Praween; Suzuki, Aritoki; Tajima, Osamu; Takatori, Sayuri; Teply, Grant (IOP Publishing, 2017-05)
      A continuously rotating half-wave plate (CRHWP) is a promising tool to improve the sensitivity to large angular scales in cosmic microwave background (CMB) polarization measurements. With a CRHWP, single detectors can ...
    • Performance of bridges with seismic isolation bearings during the Maule earthquake, Chile 
      Sarrazin Arellano, Mauricio (Elsevier, 2013)
      On February 27, 2010 an earthquake of magnitude Mw=8.8, with epicenter in Cobquecura, Maule region, hit the central part of Chile. After the earthquake, a tsunami occurred that caused heavy casualties and damage to buildings ...
    • Performance of Cu-TiC alloy electrodes developed by reaction milling for electrical-resistance welding 
      Palma Hillerns, Rodrigo; Sepúlveda Osses, Aquiles; Espinoza González, Rodrigo; Montiglio, Roberto C. (ELSEVIER, 2005-10-30)
      The performance of a nominal-composition Cu-5 vol.% TiC alloy, prepared via powder metallurgy, was evaluated when such material was used as electrodes for electrical-resistance welding. Starting from Cu, Ti and graphite ...
    • Performance of optical flow techniques for motion analysis of fluorescent point signals in confocal microscopy 
      Delpiano Costabal, José; Jara, Jorge; Scheer, Jan; Ramírez, Omar A.; Ruiz del Solar, Javier; Härtel, Steffen (Springer, 2012)
      Optical flow approaches calculate vector fields which determine the apparent velocities of objects in timevarying image sequences. They have been analyzed extensively in computer science using both natural and ...
    • Performance of pre-production band 1 receiver for the Atacama Large Millimeter/submillimeter Array (ALMA) 
      Huang, Yau De Ted; Morata, Oscar; Koch, Patrick; Kemper, Ciska; Hwang, Yuh; Chiong, Chau; Ho, Paul; Chu, You; Huang, Chi; Liu, Ching; Hsieh, Fang; Tseng, Yen; Yang, Chia; Tsay, Jinn; Chang, Tsu; Ho, Chin; Chin-Ting, Ho (SPIE, 2018)
      The Atacama Large Millimeter/submillimeter Array (ALMA) Band 1 receiver covers the frequency range of 35-50 GHz. An extension of up to 52 GHz is on a best-effort basis. A total of 73 units have to be built in two phases: ...
    • Performance of tall buildings in Concepción during the 27 February 2010 moment magnitude 8.8 offshore Maule, ... 
      Rojas Barrales, Fabián; Naeim, Farzad; Lew, Marshall; Carpenter, Lauren D.; Youssef, Nabih F.; Saragoni, G. Rodolfo; Schachter Adaros, Macarena (John Wiley, 2011)
      Concepción, near the southern end of the fault rupture zone of the offshore Maule, Chile earthquake, suffered signifi cant damage to all types of structures. Tall reinforced concrete buildings in the region were also ...
    • Performance of tall buildings in Santiago, Chile during the 27 February 2010 offshore Maule, Chile earthquake 
      Naeim, Farzad; Lew, Marshall; Carpenter, Lauren D.; Youssef, Nabih F.; Rojas Barrales, Fabián; Saragoni, G. Rodolfo; Schachter Adaros, Macarena (John Wiley, 2011)
      There are many modern tall buildings in Santiago that were subjected to the 27 February 2010 earthquake in Chile. Although there was not widespread damage in Santiago, there was notable damage to some tall concrete buildings ...
    • Performance of tall buildings in Viña del Mar in the 27 February 2010 offshore Maule, Chile earthquake 
      Carpenter, Lauren D.; Naeim, Farzad; Lew, Marshall; Youssef, Nabih F.; Rojas Barrales, Fabián; Saragoni Huerta, Rodolfo; Schachter Adaros, Macarena (John Wiley, 2011)
      After the devastating offshore Maule, Chile earthquake of moment magnitude 8.8 on 27 February 2010, the Los Angeles Tall Buildings Structural Design Council (LATBSDC) organized a reconnaissance team to visit the Santiago, ...
    • Performance of the Torre Bosquemar and Olas buildings in San Pedro de la Paz and the Pedro de Valdivia ... 
      Youssef, Nabih F.; Tunick, Daniel; Naeim, Farzad; Lew, Marshall; Carpenter, Lauren D.; Rojas Barrales, Fabián; Saragoni Huerta, Rodolfo; Schachter Adaros, Macarena (John Wiley & Sons, 2011)
      Three of the tall buildings that members of the Los Angeles Tall Buildings Structural Design Council visited after the 27 February 2010 Chilean moment magnitude 8.8 earthquake were reviewed. The three buildings discussed ...
    • Performance of TiO2 nanoparticles synthesized by microwave and solvothermal methods as photoanode in ... 
      Ramakrishnan, Venkatraman Madurai; Pitchaiya, Selvakumar; Muthukumarasamy, N.; Kvamme, Kristin; Mahadevan, Rajesh; Agilan, S.; Pugazhendhi, Arivalagan; Velauthapillai, Dhayalan (Elsevier, 2020)
      In this work, a direct comparison of the properties of the TiO2 nanoparticles prepared by microwave and solvothermal methods were carried out and its performance as photoanode in dye-sensitized solar cells (DSSC) was ...
    • Period Estimation in Astronomical Time Series Using Slotted Correntropy 
      Huijse Heise, Pablo Andrés; Estévez Valencia, Pablo; Zegers, Pablo; Príncipe, José C.; Protopapas, Pavlos (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS, 2011-06)
      In this letter, we propose a method for period estimation in light curves from periodic variable stars using correntropy. Light curves are astronomical time series of stellar brightness over time, and are characterized as ...
    • Periodic nucleation solutions of the real ginzburg landau equation in a finite box 
      Argentina, Mederic; Descalzi, Orazio; Tirapegui Zurbano, Enrique (2002)
      We study the stationary solutions of the real Ginzburg{Landau equation with periodic boundary conditions in a nite box. We show explicitly how to construct nucleation solutions allowing transitions between stable plane waves.
    • Periodic solutions to a cahn hilliard willmore equation in the plane 
      Malchiodi, Andrea; Mandel, Rainer; Rizzi, Matteo (Springer, 2018)
      In this paper we construct entire solutions to the phase field equation of Willmore type in the Euclidean plane, where W(u) is the standard double-well potential . Such solutions have a non-trivial profile that shadows a ...
    • Peripheral macrophages promote tissue regeneration in zebrafish by fine-tuning the inflammatory response 
      Morales, Rodrigo A.; Allende Connelly, Miguel (Frontiers Media S.A., 2019)
      Copyright © 2019 Morales and Allende. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, ...
    • Persistence for a two-stage reaction-diffusion system 
      Cantrell, Robert Stephen; Cosner, Chris; Martínez Salazar, Salomé Minerva (MDPI, 2020)
      In this article, we study how the rates of diffusion in a reaction-diffusion model for a stage structured population in a heterogeneous environment affect the model's predictions of persistence or extinction for the ...
    • Persistent Cii Absorption In the Normal TYPE Ia Supernova 2002fk∗ 
      Cartier Ugarte, Regis; Hamuy Wackenhut, Mario; Pignata Libralato, Giuliano; Förster, Francisco; Zelaya, Paula; Folatelli, Gastón; Phillips, Mark M.; Morrell, Nidia; Krisciunas, Kevin; Suntzeff, Nicholas B.; Clocchiatti, Alejandro; Coppi, Paolo; Contreras, Carlos; Roth, Miguel; Koviak, Kathleen; Maza Sancho, José; González, Luis; González, Sergio; Huerta, Leonor (The American Astronomical Society, 2014-07-01)
      We present well-sampled UBVRIJHK photometry of SN 2002fk starting 12 days before maximum light through 122 days after peak brightness, along with a series of 15 optical spectra from −4 to +95 days since maximum. ...
    • Perspective on topological states of non-Hermitian lattices 
      Foa Torres, Luis (IOP, 2020)
      The search of topological states in non-Hermitian systems has gained a strong momentum over the last two years climbing to the level of an emergent research front. In this perspective we give an overview with a focus on ...
    • Perturbation analysis of second-order cone programming problems 
      Bonnans, J. Frédéric; Ramírez Cabrera, Héctor (SPRINGER, 2005-11)
      We discuss first and second order optimality conditions for nonlinear second-order cone programming problems, and their relation with semidefinite programming problems. For doing this we extend in an abstract setting the ...
    • Perturbative corrections for the scaling of heat transport in a Hele-Shaw geometry and its application to ... 
      Letelier, Juvenal A.; Mujica, Nicolás; Ortega, Jaime H. (Cambridge University Press, 2019)
      In this work, we investigate numerically the perturbative effects of cell aperture in heat transport and thermal dissipation rate for a vertical Hele-Shaw geometry, which is used as an analogue representation of a planar ...