Now showing items 986-1005 of 1301

    • Quantifying phonon-induced non-Markovianity in color centers in diamond 

      Norambuena, Ariel [Univ Mayor, Fac Ciencias, Ctr Opt & Informac Cuant, Santiago, Chile]; Maze, Jeronimo R.; Rabl, Peter; Coto, Raul (AMER PHYSICAL SOC, 2020)
      We propose the application of a coherence-based measure for non-Markovianity to study the dynamics of color centers in diamond, where the optical coherence between two orbital states is affected by interactions with a ...
    • Quantum Discord, Thermal Discord, and Entropy Generation in the Minimum Error Discrimination Strategy 

      Jimenez, Omar [Univ Mayor, Fac Ciencias, Ctr Opt & Informac Cuantica]; Angel Solis-Prosser, Miguel; Neves, Leonardo; Delgado, Aldo (MDPI, 2019)
      We study the classical and quantum correlations in the minimum error discrimination (ME) of two non-orthogonal pure quantum states. In particular, we consider quantum discord, thermal discord and entropy generation. We ...
    • Quantum probe of an on-chip broadband interferometer for quantum microwave photonics 

      Ramos, Tomás [Univ Mayor, Fac Ciencias, Ctr Opt & Informac Cuant, Santiago, Chile]; Eder, P.; Goetz, J.; Fischer, M.; Pogorzalek, S.; Martínez, J. Puertas; Menzel, E. P.; Loacker, F.; Xie, E.; García-Ripoll, J. J.; Fedorov, K. G.; Marx, A.; Deppe, F.; Gross, R. (IOP PUBLISHING LTD, 2018)
      Quantum microwave photonics aims at generating, routing, and manipulating propagating quantum microwave fields in the spirit of optical photonics. To this end, the strong nonlinearities of superconducting quantum circuits ...
    • Questionnaire-Based Prevalence of Physical Activity Level on Adults According to Different International Guidelines: Impact on Surveillance and Policies 

      Matsudo, Sandra Mahecha [Univ Mayor, Fac Ciencias, Santiago, Chile]; Keene von Koenig Soares, Edgard Melo; Molina, Guilherme E.; Saint Martin, Daniel; Leitao, Joao Luis A. E. Sadat P.; Fontana, Keila E.; Junqueira Jr, Luiz F.; de Araujo, Timoteo Leandro; Matsudo, Víctor K.; Grossi Porto, Luiz Guilherme (HUMAN KINETICS PUBL INC, 2019)
      Background: The World Health Organization recommends 150 minutes of moderate to vigorous physical activity (PA) throughout the week. However, the weekly frequency of PA and how to combine moderate and vigorous PA to define ...
    • Quick and Easy Modification of Glassy Carbon Electrodes with Ionic Liquid and Tetraruthenated Porphyrins for the Electrochemical Determination of Atrazine in Water 

      Calfuman, Karla [Univ Mayor, Nucleo Quim & Bioquim, Fac Estudios Interdisciplinarios]; Honores, Jessica; Isaacs, Mauricio; Quezada, Diego; Valdebenito, Javier; Urzua, Marcela (WILEY-V C H VERLAG GMBH, 2019)
      Atrazine is a pesticide used to control broadleaf weeds, however its wide distribution and its high persistence in the soil and in surface waters has resulted in a public and environmental health problem. Present results ...
    • Quiste epidermoide gigante en reloj de arena del piso de la cavidad oral 

      Canto C., Loreto [Universidad de Chile]; Pintor W., Fernanda [Universidad de Chile. Hospital Clínico]; Fernández T., María de Los Ángeles [Chile. Hospital San Juan de Dios]; De La Fuente A., Matteo [Universidad de Chile. Departamento de Cirugía y Traumatología Buco Maxilofacial]; Bahamondes A., Carlos [Chile. Universidad Mayor] (Facultad de Ciencias, 2017)
      Introducción: Se estima que del total de los cánceres, el 5-10% tendría una base genética. Actualmente es posible identificar a los individuos con predisposición genética en algunos cánceres como manera de intervenir ...
    • Radiometric Cross-Calibration of the Chilean Satellite FASat-C Using RapidEye and EO-1 Hyperion Data and a Simultaneous Nadir Overpass Approach 

      Mattar, Cristian [Universidad de Chile]; Nakos, Theodoros [Chile. Universidad Mayor]; Pérez, Waldo [Chile. Universidad Mayor] (CIENCIAS, 2016)
      The absolute radiometric calibration of a satellite sensor is the critical factor that ensures the usefulness of the acquired data for quantitative applications on remote sensing. This work presents the results of the first ...
    • Rational Design, Synthesis and Evaluation of CD-Containing as a Prednisone Delivery Platform 

      Marican, Adolfo [Chile. Universidad de Talca]; Valdéz, Oscar [Chile. Universidad Católica del Maule]; Wehinger, Sergio [Chile. Universidad de Talca]; Villaseñor, Jorge [Chile. Universidad de Talca]; Fuentealba, Natalia [Chile. Universidad de Talca]; Arenas-Salinas, Mauricio [Chile. Universidad de Talca]; Argandoña, Yerko [Chile. Universidad de Talca]; Carrasco-Sánchez, Verónica [Chile. Universidad de Talca]; Durán-Lara, Estebán F. [Chile. Universidad de Talca]; Avila-Salas, F. [Chile. Universidad Mayor. Facultad de Ciencias. Centro de Nanotecnología Aplicada] (Facultad de Ciencias, 2018)
      This study describes the in-silico rational design, synthesis and evaluation of cross-linked polyvinyl alcohol hydrogels containing γ-cyclodextrin (γ-CDHSAs) as platforms for the sustained release of prednisone (PDN). ...
    • Rational Development of a Novel Hydrogel as a pH-Sensitive Controlled Release System for Nifedipine 

      Avila-Salas, Fabián [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada]; Rodríguez Nuñez, Yeray A.; Marican, Adolfo; Castro, Ricardo I.; Villaseñor, Jorge; Santos, Leonardo S.; Wehinger, Sergio; Durán-Lara, Esteban F. (MDPI, 2018)
      This work depicts the rational development (in-silico design, synthesis, characterization and in-vitro evaluation) of polyvinyl alcohol hydrogels (PVAH) cross-linked with maleic acid (MA) and linked to gamma-cyclodextrin ...
    • Real Structures on Marked Schottky Space 

      Hidalgo, Rubén A. [Chile. Universidad de La Frontera]; Sarmiento, Sebastián [Chile. Universidad Mayor] (Facultad de Ciencias, 2018)
      Marked Schottky space M S g is an explicit model of the quasiconformal deformation space of a Schottky group of rank g , this being isomorphic to the punctured unit disc for g = 1 and, for g ⩾ 2 , a connected complex ...
    • Real time optical flow estimation for images with large displacements 

      Lazcano, Vadel [Escuela de Ingenieria Electronica, Facultad de Ciencias, Universidad Mayor, Chile] (2016 IEEE International Conference on Automatica (ICA-ACCA), 2016)
      Optical flow is defined as the pattern of apparent motion of objects in a image sequence. Optical flow has many applications: control of automatic taking off and landing of an autonomous aircraft, video compression, noise ...
    • Recent changes in total ice volume on Volcan Villarrica, Southern Chile 

      Zamora, Rodrigo [Chile. Centro Estudios Científicos, Valdivia]; Uribe, José [Chile. Centro Estudios Científicos de Valdivia]; Wendt, Anja [Chile. Centro Estudios Científicos de Valdivia]; Clavero, Jorge [Chile. Universidad Mayor] (CIENCIAS, 2015)
      Results obtained by the first intensive airborne surveys carried out at Volcan Villarrica (39 degrees S) in Southern Chile, are presented. These campaigns included the use of a scanner laser system, for detecting the glacier ...
    • Recent increases in depressive symptoms among US adolescents: trends from 1991 to 2018 

      Keyes, Katherine M. [Univ Mayor, Fac Humanidades, Soc & Hlth Res Ctr, Santiago, Chile]; Gary, Dahsan; O'Malley, Patrick M.; Hamilton, Ava; Schulenberg, John (SPRINGER HEIDELBERG, 2019)
      BackgroundMental health problems and mental health related mortality have increased among adolescents, particularly girls. These trends have implications for etiology and prevention and suggest new and emerging risk factors ...
    • Recessive Complex Brachydactyly, Symphalangism, Zygodactyly and Male Infertility - not a Novel Syndrome but Caused by Linked Mutations in BMPR1B and PDHA2, a New Male Infertility Gene 

      Woehlbier, Ute [Univ Mayor, Ctr Integrat Biol, Fac Sci, Santiago, Chile]; Yildirim, Y.; Ouriachi, T.; Ouahioune, W.; Balkan, M.; Malik, S.; Tolun, A. (NATURE PUBLISHING GROUP, 2018)
    • Reciprocal grafting between clones with contrasting drought tolerance suggests a key role of abscisic acid in coffee acclimation to drought stress 

      Miyasaka Almeida, Andrea [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Camino Piramide 5750, Santiago, Chile]; Silva, Vania Aparecida; Prado, Fernanda Manso; Antunes, Werner Camargos; Cardoso Paiva, Rita Marcia; Gava Ferrao, María Amelia; Andrade, Alan Carvalho; Di Mascio, Paolo; Loureiro, Marcelo Ehlers; DaMatta, Fabio Murilo (SPRINGER, 2018)
      The role of abscisic acid (ABA) in drought tolerance of Coffea canephora is unknown. To determine whether ABA is associated with drought tolerance and if the use of tolerant rootstocks could increase ABA and drought ...
    • Recombinant lactic acid bacteria as delivery vectors of heterologous antigens: the future of vaccination? 

      Trombert, Annette N. [Chile. Universidad Mayor. Centro de Genómica y Bioinformática] (CIENCIAS, 2015)
      Lactic acid bacteria (LABs) are good candidates for the development of new oral vaccines and are attractive alternatives to attenuated pathogens. This review focuses on the use of wild-type and recombinant lactococci and ...
    • Reconocimiento del efecto de Cinara cupressi (Hemiptera: Aphididae) en el estado sanitario de Austrocedrus chilensis mediante imágenes multiespectrales 

      Altmann, Scott H. [Chile. Universidad Mayor] (CIENCIAS, 2009)
      Este trabajo examinó la utilidad de la observación remota multiespectral para reconocer los efectos producidos por la infestación del pulgón del ciprés (Cinara cupressi) en el estado sanitario de las formaciones de ciprés ...
    • Reconstruction of Temporomandibular Joint With a Fibula Free Flap: A Case Report With a Histological Study 

      Campos, Pıa [Universidad de Chile]; Beytia, Javiera [Universidad de Chile]; Martínez, Benjamín [Chile. Universidad Mayor] (CIENCIAS, 2015)
      Reconstruction of the temporomandibular joint (TMJ) for congenital or acquired deformities is a major challenge for maxillofacial surgeons. The alternatives for reconstructing the TMJ include free grafts (costochondral, ...
    • Redefining micrometastasis in prostate cancer - a comparison of circulating prostate cells, bone marrow disseminated tumor cells and micrometastasis: Implications in determining local or systemic treatment for biochemical failure after radical prostatectomy 

      Reyes, E [Chile. Hospital de Carabineros]; Tapia, P. [Pontificia Universidad Católica de Chile]; Badinez, L. [Chile. Fundación Arturo López Pérez]; Orellana, N. [Chile. Hospital de Carabineros]; Fuentealba, C. [Chile. Hospital de Carabineros]; Olivares, R. [Chile. Hospital de Carabineros] (CIENCIAS, 2012)
      The presence of cells positive for cytokeratins or prostate-specific antigen (PSA) in bone marrow aspirates (BMAs) has been used to indicate the presence of micrometastasis. The aim of this prospective study of prostate ...
    • Reduced sulfation of muc5b is linked to xerostomia in patients with Sjogren syndrome 

      Alliende, C. [s.af]; Kwon, Y-J. [s.af]; Brito, M. [s.af]; Molina, C. [Chile. Universidad Mayor]; Aguilera, S. [Chile. Universidad Andrés Bello]; Pérez, P. [s.af]; Leyton, L. [Chile. Universidad de Chile. Facultad de Medicina]; Quest, A. [Chile. Universidad de Chile. Facultad de Medicina]; Mandel, U. [Dinamarca. University of Copenhagen]; Veerman, E. [Holanda. University of Amsterdam] (CIENCIAS, 2008)
      Objectives: MUC5B contains sulfated and sialylated oligosaccharides that sequester water required for moisturising the oral mucosa. Xerostomia, in patients with Sjogren syndrome, is generally associated with reduced ...