Now showing items 3943-3962 of 6984

    • Larrea, Edurne S.; Fernández de Luis, Roberto; Orive, Joseba; Iglesias, Marta; Arriortua, María I. (Wiley, 2015)
      The synthesis of a new mixed metal-organic framework ( M ' MOF) has been accomplished by the metalloligand approach. [ NaCu( 2,4- HPdc)( 2,4- Pdc)] ( 2,4- H2Pdc = pyridine2,4- dicarboxylic acid) has been obtained from the ...
    • Romero-Hasler, Patricio N.; Kurihara, Lynn K.; Mair, Lamar O.; Weinberg, Irving N.; Soto-Bustamante, E. A.; Martínez-Miranda, L. J. (Taylor and Francis Ltd., 2019)
      We study a nanocomposite consisting of a ferroelectric liquid crystal and a magnetic nanoparticle in order to explore the possibility of using it as a magnetic resonant imaging contrast agent which will measure a field of ...
    • Guzmán Olivos, Fernando; Espinoza González, Rodrigo; Fuenzalida Escobar, Víctor (Elsevier, 2016)
      Carbon nanostructures were prepared by RF magnetron sputtering at deposition times from 30 to 120 min and temperatures on silicon substrates from 390 degrees C to 510 degrees C. Scanning and transmission electron microscopy ...
    • Deditius, Artur P.; Reich Morales, Martín; Simon, Adam C.; Suvorova, Alexandra; Knipping, Jaayke; Roberts, Malcolm P.; Rubanov, Sergey; Dodd, Aaron; Saunders, Martin (Springer, 2018-06)
      Magnetite from hydrothermal ore deposits can contain up to tens of thousands of parts per million (ppm) of elements such as Ti, Si, V, Al, Ca, Mg, Na, which tend to either structurally incorporate into growth and sector ...
    • González Nilo, Fernando; Pérez Acle, Tomás; Guínez Molinos, Sergio; Geraldo, Daniela A.; Sandoval, Claudia; Yévenes, Alejandro; Santos, Leonardo S.; Laurie, V. Felipe; Mendoza, Hegaly; Cachau, Raúl E. (SOC BIOLGIA CHILE, 2011)
      After the progress made during the genomics era, bioinformatics was tasked with supporting the fl ow of information generated by nanobiotechnology efforts. This challenge requires adapting classical bioinformatic and ...
    • Palza Cordero, Humberto; Rojas, Mauricio; Cortez, Elizabeth; Palma Hillerns, Rodrigo; Zapata, Paula (Elsevier, 2016)
      Two ethylene-1-butene thermoplastic elastomer copolymers were melt mixed with different nanometric fillers such as: multi-walled carbon nanotubes (CNT), thermally reduced graphite oxide (TrGO), and spherical metal ...
    • González Jiménez, José; Deditius, Artur; Gervilla, Fernando; Reich Morales, Martín; Suvorova, Alexandra; Roberts, Malcolm; Roqué, Josep; Proenza, Joaquín A. (Walter de Gruyter GmbH, 2018)
      We report new results of a combined focused ion beam and high-resolution transmission electron microscopy (FIB/HRTEM) investigation of platinum-group elements (PGE)-rich base-metal sulfides. The Ni-Fe-Cu base-metal ...
    • Zhang, Jun Jie; Zhao, Liang; Rosenkranz, Andreas; Song, Cheng Wei; Yan, Yong Da; Sun, Tao (Wiley-VCH Verlag, 2019)
      In the present work, finite element simulations to investigate nanosecond pulsed laser ablation of stainless steel under low laser fluence conditions is performed. The laser has a wavelength of 1064 nm as well as a Gaussian ...
    • Fuertes, Guillermo; Soto, Ismael; Vargas, Manuel; Valencia Musalem, Álvaro; Sabattin, Jorge; Carrasco, Raul (HINDAWI PUBLISHING CORP, 2016)
      A theoretical wireless nanosensor network (WNSN) system that gives information about the food packaging condition is proposed. The protection effectiveness is estimated by measuring many factors, such as the existence of ...
    • Gnanasekaran, Lalitha; Hemamalini, R.; Rajendran, Saravanan; Qin, Jiaqian; Yola, Mehmet Lütfi; Atar, Necip; Gracia, F. (Elsevier B.V., 2019)
      In this work, precipitation and sol-gel mixed procedures were used to prepare a TiO2@Fe3O4 nanocomposite. The X-ray diffraction (XRD)and selected area electron diffraction (SAED)results unmistakably elucidated the tetragonal ...
    • Rajendran, Saravanan; Manoj, Devaraj; Jebaranjitham, J. Nimita; Kumar, Baskaran Ganesh; Bharath, G.; Banat, Fawzi; Qin, Jiaqian; Vadivel, S.; Gracia Caroca, Francisco (Elsevier, 2020)
      Colourful dyes are primarily used in the textiles, toys, food, inks, paper and plastics. These dyes are water soluble and contaminate the water. The dyes are not bio-degradable and sustain in the water for long time create ...
    • Oyarzún Jerez, Diego; López Teijelo, Manuel; Ramos Cervantes, Wilkendry; Linarez Pérez, Omar; Sánchez, Julio; Pizarro, Guadalupe del C.; Acosta, Gabriela; Flores Carrasco, Marcos; Arratia Pérez, Ramiro (Elsevier, 2017)
      We demonstrate that the anodization of copper in alkaline water/ethylene glycol media containing fluoride ions generates nanostructured copper oxide films. By modifying the anodization conditions (fluoride and OH– ...
    • Mejias, Enrique; Gómez, Carlos; Garrido, Tatiana; Godoy, Paulina; Gómez, Miguel; Montenegro, Gloria (Springer Netherlands, 2019)
      © 2019, Springer Nature B.V. Honeys in Chile are produced from native and endemic plant species that, due to phenolic compounds, present beneficial biological attributes. However, certain undesirable pollutants can exist ...
    • Hernández Pellicer, Rodrigo (Elsevier, 2015)
      We report numerical simulations of confined natural convection from a single heat source, leading to the evolution of thermal plumes in two and three dimensions. Thermal plumes are driven through a single heat source mounted ...
    • Altamirano, Adison; Miranda, Alejandro; Aplin, Paul; Carrasco Toledo, Jaime; Catalán, Germán; Cayuela, Luis; Fuentes Castillo, Taryn; Hernández, Angela; Martínez Harms, Maria J.; Peluso, Franco; Prado, Marco; Reyes Riveros, Rosa; Van Holt, Tracy; Vergara, Cristian; Zamorano Elgueta, Carlos; Di Bella, Carlos (IOP Publishing, 2020)
      Distinguishing between natural forests from exotic tree plantations is essential to get an accurate picture of the world's state of forests. Most exotic tree plantations support lower levels of biodiversity and have less ...
    • Videla Menares, Nelson; Panotopoulos, Grigorios (World Scientific, 2017-06)
      In the present work, we have studied Natural Inflation (NI) in the framework of the Randall-Sundrum II (RS-II) brane model in the light of the latest Planck results. Adopting the Randall-Sundrum fine-tuning, the model is ...
    • Vinyard, David J.; Sun, Jennifer S.; Gimpel, Javier; Ananyev, Gennady M.; Mayfield, Stephen P.; Dismukes, G. Charles (Springer, 2016)
      Oxygenic photosynthesis efficiency at increasing solar flux is limited by light-induced damage (photoinhibition) of Photosystem II (PSII), primarily targeting the D1 reaction center subunit. Some cyanobacteria contain two ...
    • Belmar Urbina, Mauricio; Morata Céspedes, Diego (SERVICIO NACIONAL GEOLOGIA MINERVA, 2005-07)
      Triassic-Jurassic volcano-sedimentary sequences in the Coastal Range of central Chile (34 degrees 45/35 degrees 20'S) from the Vichuquen-Tilicura and Hualane-Gualleco basins display metamorphic assemblages indicative of ...
    • Perrotta, S.; D'Odorico, V.; Prochaska, J. X.; Cristiani, S.; Cupani, G.; Ellison, S.; López, S.; Becker, G. D.; Berg, T. A. M.; Christensen, L.; Denney, K. D.; Hamann, F.; Paris, I.; Vestergaard, M.; Worseck, G. (2016)
      We statistically study the physical properties of a sample of narrow absorption line (NAL) systems looking for empirical evidences to distinguish between intrinsic and intervening NALs without taking into account any a ...
    • Gómez, Y.; Rodríguez, L. F.; Garay Brignardello, Guido (The American Astronomical Society, 2002-06-01)
      We present sensitive radio continuum observations at 3.6 and 6 cm made quasi-simultaneously toward the star-forming region GGD 14. The observations reveal the presence of nine extremely compact ( 0>3) and faint radio ...