Browsing by Title

Now showing items 63462-63481 of 91696

    • Oportunidades y limitaciones en la gestión municipal para el desarrollo local : el caso de la Ilustre ... 
      Pérez González, Verónica (Universidad de Chile, 2022-04-14)
      El Desarrollo Local es un proceso que se construye sobre la base de fuerzas sociales, económicas y políticas dentro de un ámbito territorial. Para este nuevo paradigma del desarrollo, las Municipalidades juegan un rol ...
    • Oportunidades, Movilidad y Reproducción. El Peso de la Herencia Social en el Campo de los Profesionales 
      Rodríguez Paredes, Diego Felipe (Universidad de Chile, 2014)
    • Opportunities and Challenges in Supply- Side Simulation: Physician-Based Models 
      Gresenz, Carole Roan; Auerbach, David I.; Duarte, Fabian (2013)
      Objective. To provide a conceptual framework and to assess the availability of empirical data for supply-side microsimulation modeling in the context of health care. Data Sources. Multiple secondary data sources, including ...
    • Opportunities and challenges of phenomics applied to livestock and aquaculture breeding in South America 
      Vieira Ventura, Ricardo; Fonseca e Silva, Fabyano; Yáñez López, José; Brito, Luiz F. (Oxford University Press, 2020)
    • Opportunities and limits to ecosystem services governance in developing countries and indigenous territories: ... 
      Nahuelhual, L.; Saavedra, G.; Henríquez, F.; Benra, F.; Vergara, X.; Perugache, C.; Hasen, F. (Elsevier, 2018-08)
      Limited evidence exists on the a priori feasibility of implementing ecosystem services (ES) governance arrangements, to simultaneously ensure nature conservation, human wellbeing, and equity. Using a multiscale institutional ...
    • Opportunities for improving disaster management in Chile: a case study 
      Aldunce Ide, Paulina; León Stewart, Alejandro (2007)
      Purpose – This paper seeks to propose measures to improve management of rainfall-related disasters in Chile. Design/methodology/approach – This research was carried out as a case study in the semi-arid region of Chile ...
    • Opposing effects of quinacrine and chloroquine on the development of TA3 transplanted tumors in mice 
      Zipper,; Dabancens,; Guerrero, A. (1995)
      Both quinacrine and chloroquine had been used as antimalarial agents. Furthermore, antineoplastic and antiviral effects have been described for quinacrine, while chloroquine has been described to induce viral replication ...
    • Opposing roles of interferon-gamma on cells of the central nervous system in autoimmune neuroinflammation 
      Ottum, Payton A.; Arellano, Gabriel; Reyes, Lilian I.; Iruretagoyena, Mirentxu; Naves, Rodrigo (Frontiers Media, 2015)
      Multiple sclerosis (MS) is the principal cause of autoimmune neuroinflammation in humans, and its animal model, experimental autoimmune encephalomyelitis (EAE), is widely used to gain insight about their immunopathological ...
    • Optical activity of Co(III) ammine complexes and chiral ligands. Circular dichroism spectra of some CoN3O3 ... 
      Bunel Torrealba, Sergio; Ibarra, Carmen; Calvo Pérez, Víctor; Larrea, L. (Sociedad Chilena de Química, 1990)
      A partir de complejos amoniacales de Co(III) se sintetizaron compuestos que contienen los ligantes quirales L-aspartato y L-malato como segundo ligante. Los compuestos se identificaron por medio de análisis, mediciones de ...
    • Optical activity of compounds formed by amino-complexes of Co(III) and carbohydrates-I 
      Bunel Torrealba, Sergio; Ibarra, Carmen (Pergamon Press, 1985)
      The preparation of aminocomplexes of Co(III) containing D-ribose, L-sorbose or D-glucosamine as second ligand is described. Their spectral features and optical activity are reported. Formation in solution of complex ...
    • Optical activity of mixed complexes of copper(II) and amino acids in the visible region 
      Gil, L.; Moraga, E.; Bobadilla, H.; Bunel Torrealba, Sergio; Bunton, C. A. (1975)
      Study of the visible absorption and circular dichroism spectra of mixed complexes formed by copper(II), an optically active amino acid anion and a phenanthroline or dipyridyl moiety, shows that although the absorption ...
    • Optical activity of nickel(II) and copper(II) complexes with L-aminoacids in the UV spectral region 
      Ibarra, Carmen; Soto, R.; Adán, L.; Decinti Weiss, Emilio; Bunel Torrealba, Sergio (Elsevier Sequoia, 1972)
      Complexes of Cu(II) and Ni(II) with L-aminoacids have been prepared and their UV spectra and optical activity studied. The results are interpreted in terms of the conformation of the chelated rings. A molecular orbital ...
    • Optical and infrared observations of SN 2002dj: some possible common properties of fast-expanding Type Ia ... 
      Pignata Libralato, Giuliano; Benetti, Stefano; Mazzali, Paolo; Kotak, Rubina; Patat, F.; Meikle, P.; Stehle, M.; Leibundgut, B.; Suntzeff, Nicholas B.; Buson, L. M.; Cappellaro, E.; Clocchiatti, A.; Hamuy Wackenhut, Mario; Maza Sancho, José; Mendez, J.; Ruiz Lapuente, P.; Salvo, M.; Schmidt, Brian P.; Turatto, M.; Hillebrandt, W. (BLACKWELL PUBLISHING, 2008-08-11)
      As part of the European Supernova Collaboration, we obtained extensive photometry and spectroscopy of the Type Ia supernova (SN Ia) SN 2002dj covering epochs from 11 d before to nearly two years after maximum. Detailed ...
    • Optical and infrared photometry of the nearby Type Ia supernovae 1999ee, 2000bh, 2000ca, and 2001ba 
      Krisciunas, Kevin; Phillips, Mark M.; Suntzeff, Nicholas B.; Persson, S. E.; Hamuy Wackenhut, Mario; Antezana, Roberto; Candia, Pablo; Clocchiatti, Alejandro; L. DePoy, Darren; Germany, Lisa M.; Gonzalez, Luis; Gonzalez, Sergio; Krzeminski, Wojtek; Maza Sancho, José; Nugent, Peter E.; Qiu, Yulei; Rest, Armin; Roth, Miguel; Stritzinger, Maximilian; Strolger, L. G.; Thompson, Ian; Williams, T. B.; Wischnjewsky, Marina (IOP Publishing, 2004-03)
      We present near-infrared photometry of the Type Ia supernova (SN) 1999ee; also, optical and infrared photometry of the Type Ia SNe 2000bh, 2000ca, and 2001ba. For SNe 1999ee and 2000bh, we present the first-ever SN ...
    • Optical and Infrared Photometry of the Type Ia Supernovae 1991T, 1991bg, 1999ek, 2001bt, 2001cn, 2001cz, and 2002bo 
      Krisciunas, Kevin; Suntzeff, Nicholas B.; Phillips, Mark M.; Candia, Pablo; Prieto, José Luis; Antezana, Roberto; Chassagne, Robin; Chen, Hsiao-Wen; Dickinson, Mark; Eisenhardt, Peter R.; Espinoza, Juan; Garnavich, Peter M.; González, David; Harrison, Thomas E.; Hamuy Wackenhut, Mario; Vladimir, D. Ivanov; Krzeminski, Wojtek; Kulesa, Craig; McCarthy, Patrick; Moro Martín, Amaya; Muena, César; Noriega-Crespo, Alberto; Persson, S. E.; Pinto, Philip A.; Roth, Miguel; Rubenstein, Eric P.; Stanford, S. Adam; Stringfellow, Guy S.; Zapata, Abner; Porter, Alain; Wischnjewsky, Marina (IOP Publishing, 2004-12)
      We present optical and/or infrared photometry of the Type Ia supernovae SN 1991T, SN 1991bg, SN 1999ek, SN 2001bt, SN 2001cn, SN 2001cz, and SN 2002bo. All but one of these supernovae have decline rate parameters, ...
    • Optical and infrared spectroscopy of SN 1999ee and SN 1999ex 
      Hamuy Wackenhut, Mario; Maza Sancho, José; Pinto, Philip A.; Phillips, M. M.; Suntzeff, Nicholas B.; Blum, R. D.; Olsen, K. A. G.; Pinfield, David J.; Ivanov, Valentin D.; Augusteijn, T.; Brillant, S.; Chadid, M.; Cuby, J. G.; Doublier, V.; Hainaut, O. R.; Le Floc’h, E.; Lidman, C.; Petr Gotzens, Monika G.; Pompei, E.; Vanzi, L. (2009-07)
      We report optical and infrared spectroscopic observations of the Type Ia SN 1999ee and the Type Ib/c SN 1999ex, both of which were hosted by the galaxy IC 5179. For SN 1999ee we obtained a continuous sequence with an ...
    • Optical and near-infrared observations of the nearby SN Ia 2017cbv 
      Wang, Lingzhi; Contreras, Carlos; Hu, Maokai; Hamuy, Mario A.; Hsiao, Eric Y.; Sand, David J.; Anderson, Joseph P.; Ashall, Chris; Burns, Christopher R.; Chen, Juncheng; Diamond, Tiara R.; Davis, Scott; Forster, Francisco; Galbany, Lluis; González Gaitán, Santiago; Gromadzki, Mariusz; Hoeflich, Peter; Li, Wenxiong; Marion, G. H.; Morrell, Nidia; Pignata, Giuliano; Prieto, José L.; Phillips, Mark M.; Shahbandeh, Melissa; Suntzeff, Nicholas B.; Valenti, Stefano; Wang, Lifan; Wang, Xiaofeng; Young, D. R.; Yu, Lixin; Zhang, Jujia (IOP Publishing, 2020)
      Supernova (SN) 2017cbv in NGC 5643 is one of a handful of Type Ia supernovae (SNe Ia) reported to have excess blue emission at early times. This paper presents extensive BVRIYJHK(s)-band light curves of SN 2017cbv, covering ...
    • Optical and near-IR long-term monitoring of NGC 3783 and MR 2251−178: evidence for variable near-IR emission ... 
      Lira Teillery, Paulina; Arévalo, P.; Uttley, P.; McHardy, I.; Breedt, E. (WILEY-BLACKWELL, 2011-08)
      We present the long-term near-IR light curves for two nearby active galactic nuclei (AGN), NGC 3783 and MR 2251−178. The near-IR data are complemented by optical photometry obtained over the same period of time. The light ...
    • Optical and near-IR observations of the faint and fast 2008ha-like supernova 2010ae 
      Stritzinger, M. D.; Hsiao, Eric; Valenti, S.; Taddia, F.; Rivera Thorsen, T. J.; Leloudas, G.; Maeda, K.; Pastorello, A.; Phillips, M. M.; Pignata Libralato, Giuliano; Baron, E.; Burns, C. R.; Contreras, C.; Folatelli, Gastón; Hamuy Wackenhut, Mario; Höflich, P.; Morrell, N.; Prieto, J. L.; Benetti, S.; Campillay, A.; Haislip, Joshua B.; LaClutze, A. P.; Moore, J. P.; Reichart, D. E. (ESO, 2014)
      A comprehensive set of optical and near-infrared (NIR) photometry and spectroscopy is presented for the faint and fast 2008halike supernova (SN) 2010ae. Contingent on the adopted value of host extinction, SN 2010ae reached ...
    • Optical and thermal assessment of a linear fresnel collector using a minichannel absorber tube for medium ... 
      Castillo P., Correa C., Calderón I., Cardemil J.M., Calderón W., Diaz G. (International Solar Energy Society, 2020)