Browsing by Title Artículos de revistas

Now showing items 6601-6620 of 7550

    • The 2010-2015 megadrought in central Chile: Impacts on regional hydroclimate and vegetation 
      Garreaud Salazar, René; Álvarez Garretón, Camila; Barichivich, Jonathan; Boisier, Juan Pablo; Christie, Duncan; Galleguillos, Mauricio; LeQuesne, Carlos; McPhee, James; Zambrano Bigiarini, Mauricio (Copernicus GmbH, 2017)
      Since 2010 an uninterrupted sequence of dry years, with annual rainfall deficits ranging from 25 to 45 %, has prevailed in central Chile (western South America, 30-38 degrees S). Although intense 1-or 2-year droughts are ...
    • The 2014 Earthquake in Iquique, Chile: Comparison between Local Soil Conditions and Observed Damage in the ... 
      Becerra, Alix; Sáez, Esteban; Podesta, Luis; Leyton, Felipe (2016)
      In this study, we present comparisons between the local soil conditions and the observed damage for the 1 April 2014 Iquique earthquake. Four cases in which site effects may have played a predominant role are analyzed: (1) ...
    • The 2015 Mw 8.3 Illapel, Chile, earthquake: direction-reversed along-dip rupture with localized water reverberation 
      An, Chao; Yue, Han; Sun, Jianbao; Meng, Lingsen; Báez, Juan Carlos (Seismological Society of America, 2017)
      The kinematic rupture process of the 2015 Illapel, Chile, earthquake is investigated based on a joint inversion of teleseismic, Interferometric Synthetic Aperture Radar, Global Positioning System, and tsunami data, as well ...
    • The 2018 reawakening and eruption dynamics of Steamboat Geyser, the world’s tallest active geyser 
      Reed, Mara H.; Muñoz Sáez, Carolina; Hajimirza, Sahand; Wu, Sin-Mei; Barth, Anna; Girona, Társilo; Rasht Behesht, Majid; White, Erin B.; Karplus, Marianne S.; Hurwitz, Shaul; Manga, Michael (Natl Acad Sciences, 2021)
      Steamboat Geyser in Yellowstone National Park’s Norris Geyser Basin began a prolific sequence of eruptions in March 2018 after 34 y of sporadic activity. We analyze a wide range of datasets to explore triggering mechanisms ...
    • The 2019 southern hemisphere stratospheric polar vortex weakening and its impacts 
      Lim, Eun-Pa; Hendon, Harry H.; Butler, Amy H.; Thompson, David W. J.; Lawrence, Zachary D.; Scaife, Adam A.; Shepherd, Theodore G.; Polichtchouk, Inna; Nakamura, Hisashi; Kobayashi, Chiaki; Comer, Ruth; Coy, Lawrence; Dowdy, Andrew; Garreaud Salazar, René Darío; Newman, Paul A.; Wang, Guomin (Amer Meteorological, 2021)
      This study offers an overview of the low-frequency (i.e., monthly to seasonal) evolution, dynamics, predictability, and surface impacts of a rare Southern Hemisphere (SH) stratospheric warming that occurred in austral ...
    • The 2021 quantum materials roadmap 
      Giustino, F; Lee, JH; Trier, F; Bibes, M; Winter, SM; Valenti, R; Son, YW; Taillefer, L; Heil, C; Figueroa, AI; Placais, B; Wu, QS; Yazyev, OV; Bakkers, EPAM; Nygard, J; Forn-Diaz, P; De Franceschi, S; McIver, JW; Torres, LEFF; Low, T; Kumar, A; Galceran, R; Valenzuela, SO; Costache, MV; Manchon, A; Kim, EA; Schleder, GR; Fazzio, A; Roche, S (IOP Publishing Ltd, 2020)
    • The 21 May 1960 M-w 8.1 Concepción Earthquake: A Deep Megathrust Foreshock That Started the 1960 Central-South ... 
      Ojeda Vargas, Javier; Ruiz Tapia, Sergio; Campo, Francisco del; Carvajal, Matías (Seismological Society of America, 2020)
      One of the most notable seismic sequences in modern times was recorded in May 1960 along the southern Chilean subduction zone. The sequence started on 21 May with the M-w 8.1 Concepcion earthquake; 33 hr later the M-w 9.5 ...
    • The 30 doradus molecular cloud at 0.4 pc resolution with the Atacama large millimeter/submillimeter array: ... 
      Wong, Tony; Oudshoorn, Luuk; Sofovich, Eliyahu; Green, Alex; Shah, Charmi; Indebetouw, Rémy; Meixner, Margaret; Hacar, Alvaro; Nayak, Omnarayani; Tokuda, Kazuki; Bolatto, Alberto D.; Chevance, Mélanie; De Marchi, Guido; Fukui, Yasuo; Hirschauer, Alec S.; Jameson, K. E.; Kalari, Venu; Lebouteiller, Vianney; Looney, Leslie W.; Madden, Suzanne C.; Onishi, Toshikazu; Román Duval, Julia; Rubio López, Mónica Solange; Tielens, A. G. G. M. (IOP, 2022)
      We present results of a wide-field (approximately 60 x 90 pc) Atacama Large Millimeter/submillimeter Array mosaic of CO(2-1) and (CO)-C-13(2-1) emission from the molecular cloud associated with the 30 Doradus star-forming ...
    • The 31 DEG2 release of the stripe 82 X-RAY survey: the point source catalog 
      LaMassa, Stephanie; Urry, C. Megan; Cappellut, Nico; Böhringer, Hans; Comastri, Andrea; Glikman, Eilat; Richards, Gordon; Ananna, Tonima; Brusa, Marcella; Cardamone, Carie; Chon, Gayoung; Civano, Francesca; Farrah, Duncan; Gilfanov, Marat; Green, Paul; Komossa, S.; Lira Teillery, Paulina; Makler, Martin; Marchesi, Stefano; Pecoraro, Robert; Ranalli, Piero; Salvato, Mara; Schawinski, Kevin; Stern, Daniel; Treister, Ezequiel; Viero, Marco (The American Astronomical Society, 2016-02-01)
      We release the next installment of the Stripe 82 X-ray survey point-source catalog, which currently covers 31.3 deg2 of the Sloan Digital Sky Survey (SDSS) Stripe 82 Legacy field. In total, 6181 unique X-ray sources are ...
    • The age-chemical abundance structure of the Galactic disc - II. alpha-dichotomy and thick disc formation 
      Lian, Jianhui; Thomas, Daniel; Maraston, Claudia; Beers, Timothy C.; Moni Bidin, Christian; Fernández Trincado, José G.; Garcia-Hernandez, D. A.; Lane, Richard R.; Muñoz Vidal, Ricardo; Nitschelm, Christian; Roman Lopes, Alexandre; Zamora, Olga (Oxford University Press, 2020)
      We extend our previous work on the age-chemical abundance structure of the Galactic outer disc to the inner disc (4 < r < 8 kpc) based on the SDSS/APOGEE survey. Different from the outer disc, the inner disc stars exhibit ...
    • The AGEL survey: spectroscopic confirmation of strong gravitational lenses in the DES and DECaLS fields ... 
      Tran, Kim-Vy H.; Harshan, Anishya; Glazebrook, Karl; Vasan, G. C. Keerthi; Jones, Tucker; Jacobs, Colin; Kacprzak, Glenn G.; Barone, Tania M.; Collett, Thomas E.; Gupta, Anshu; Henderson, Astrid; Kewle, Lisa J.; López Morales, Sebastián Víctor Claudio; Nanayakkara, Themiya; Sanders, Ryan L.; Swee, Sarah M. (IOP, 2022)
      We present spectroscopic confirmation of candidate strong gravitational lenses using the Keck Observatory and Very Large Telescope as part of our ASTRO 3D Galaxy Evolution with Lenses (AGEL) survey. We confirm that (1) ...
    • The Akhmediev breather is unstable 
      Alejo, Miguel A.; Fanelli, Luca; Muñoz, Claudio (Springer, 2019)
      In this note, we give a rigorous proof that the NLS periodic Akhmediev breather is unstable. The proof follows the ideas in Muñoz (Proyecciones (Antofagasta) 36(4):653–683, 2017), in the sense that a suitable modification ...
    • The ALMA early science view of FUor/EXor objects - III. The slow and wide outflow of V883 Ori 
      Ruíz Rodríguez, D.; Cieza, L. A.; Williams, J. P.; Principe, D.; Tobin, J. J.; Zhu, Z.; Zurlo, Alice (Oxford University Press, 2017-07)
      We present Atacama Large Millimetre/sub-millimetre Array observations of V883 Ori, an FU Ori object. We describe the molecular outflow and envelope of the system based on the (CO)-C-12 and (CO)-C-13 emissions, which together ...
    • The ALMA early science view of FUor/EXor objects - IV. Misaligned outflows in the complex star-forming ... 
      Principe, David; Cieza, Lucas; Hales, Antonio; Zurlo, Alice; Williams, Jonathan; Ruíz-Rodríguez, Dary; Canovas, Héctor; Casassus Montero, Simón; Mužić, Koraljka; Pérez, Sebastián; Tobin, John; Zhu, Zhaohuan (Oxford University Press, 2017)
      We present Atacama Large Millimeter/sub-millimeter Array (ALMA) observations of the star-forming environment surrounding V1647 Ori, an outbursting FUor/EXor pre-MS star. Dust continuum and the (J = 2 − 1) 12CO, 13CO, ...
    • The ALMA early science view of FUor/EXor objects - V. Continuum disc masses and sizes 
      Cieza, Lucas A.; Ruiz Rodriguez, Dary; Pérez, Sebastián; Casassus Montero, Simón; Williams, Jonathan P.; Zurlo, Alice; Principe, David A.; Hales, Antonio; Prieto, Jose L.; Tobin, John J.; Zhu, Zhaohuan; Marino, Sebastián (Oxford University Press, 2018)
      Low-mass stars build a significant fraction of their total mass during short outbursts of enhanced accretion known as FUor and EXor outbursts. FUor objects are characterized by a sudden brightening of similar to 5 mag at ...
    • The ALMA early science view of FUor/EXor objects – I. Through the looking-glass of V2775 Ori 
      Zurlo, Alice; Cieza, Lucas; Williams, Jonathan; Canovas, Hector; Pérez González, Sebastián; Hales, Antonio; Muzic, Koraljka; Principe, David; Ruíz-Rodríguez, Dary; Tobin, John; Zhu, Zhaohuan; Casassus Montero, Simón; Aliste Prieto, José (Royal Astronomical Society, 2017)
      As part of an Atacama Large Millimeter/submillimiter Array (ALMA) survey to study the origin of episodic accretion in young eruptive variables, we have observed the circum-stellar environment of the star V2775 Ori. This ...
    • The Alpehue geyser field, Sollipulli Volcano, Chile 
      Muñoz Sáez, Carolina; Pérez Núñez, Carolina; Martini, Sebastián; Vargas Barrera, Alonso; Reich Morales, Martín; Morata Céspedes, Diego; Manga, Michael (Elsevier, 2020)
      Natural geysers on Earth are uncommon and most of them are clustered in large basins that share common characteristics, specifically, a magmatic heat source, meteoric water supply, and a set of fractures and/or porous rocks ...
    • The Alz-tau Biomarker for Alzheimer's Disease: Study in a Caucasian Population 
      Guzmán Martínez, Leonardo; Tapia, José Pablo; Farías, Gonzalo A.; González, Andrea; Estrella, Matías; Maccioni Baraona, Ricardo (IOS Press, 2019)
      The establishment of a molecular biomarker for early detection of Alzheimer's disease (AD) is critical for diagnosis and follow up of patients, and as a quantitative parameter in the evaluation of potential new drugs to ...
    • The Andes Cordillera. Part IV: spatio-temporal freshwater run-off distribution to adjacent seas (1979-2014) 
      Mernild, Sebastian H.; Liston, Glen E.; Hiemstra, Christopher; Beckerman, Andrew P.; Yde, Jacob C.; Mc Phee Torres, James (Wiley, 2017)
      The spatio-temporal freshwater river run-off pattern from individual basins, including their run-off magnitude and change (1979/1980-2013/2014), was simulated for the Andes Cordillera west of the Continental Divide in an ...
    • The anisotropy of the microwave background to l=3500: Deep field observations with the cosmic background imager 
      Mason, B. S.; Pearson, T. J.; Readhead, A. C. S.; Shepherd, M. C.; Sievers, J.; Udomprasert, P. S.; Cartwright, J. K.; Farmer, A. J.; Padin, S.; Myers, S. T.; Bond, J. R.; Contaldi, C. R.; Pen, U.; Prunet, S.; Pogosyan, D.; Carlstrom, J. E.; Kovac, J.; Leitch, E. M.; Pryke. C.; Halverson, N.W.; Holzapfel, W. L.; Altamirano, P.; Bronfman Aguiló, Leonardo; Casassus Montero, Simón; May Humeres, Jorge; Joy, M. (UNIV CHICAGO PRESS, 2003-07-10)
      We report measurements of anisotropy in the cosmic microwave background radiation over the multipole range l similar to 200 3500 with the Cosmic Background Imager based on deep observations of three fields. These results ...