Browsing by Title Facultad de Ciencias Físicas y Matemáticas

Now showing items 13420-13439 of 20469

    • Molecular and serologic survey of pathogens in an endangered andean cat (Leopardus jacobita) of the high ... 
      Napolitano, Constanza; Sacristán, Irene; Beltrán-Saavedra, L. Fabián; Limachi-Quiñajo, Rolando; Poulin, Elie (Wildlife Disease Association, Inc., 2019)
      The Andean cat (Leopardus jacobita) is one of the most threatened and least known wild felids in the world. Using molecular and serologic tests, we screened a free-ranging Andean cat for 17 pathogens of conservation concern. ...
    • Molecular aspects of core shell intrinsic defect induced enhanced antibacterial activity of ZnO nanocrystals 
      Verma, Suresh K.; Jha, Ealisha; Panda, Pritam Kumar; Das, Jugal K.; Thirumurugan, Arun; Suar, Mrutyunjay; Parashar, S. K. S. (Future Medicine, 2018)
      Aim: To investigate molecular aspects of the antibacterial effect of size-dependent core-shell intrinsic defects of nanocrystalline ZnO synthesized through high energy ball milling technique. Materials & methods: Mechanically ...
    • Molecular Basis of the Inflammation Related to Obesity 
      Crujeiras, Ana B.; Cordero, Paul; Garcia-Diaz, Diego F.; Stachowska, Ewa; González-Muniesa, Pedro (Hindawi Limited, 2019)
    • Molecular cloud catalogue from (CO)-C-13 (1-0) data of the Forgotten Quadrant Survey 
      Benedettini, M.; Traficante, A.; Olmi, L.; Pezzuto, S.; Baldeschi, A.; Molinari, S.; Elia, D.; Schisano, E.; Merello, M.; Fontani, F.; Rygl, K. L. J.; Brand, J.; Beltrán, M. T.; Cesaroni, R.; Liu, S. J.; Testi, L. (EDP Sciences, 2021)
      Context. New-generation spectroscopic surveys of the Milky Way plane have been revealing the structure of the interstellar medium, allowing the simultaneous study of dense structures from single star-forming objects or ...
    • Molecular cloud cores with a high deuterium fraction: Nobeyama single-pointing survey 
      Kim, Gwanjeong; Tatematsu, Ken'ichi; Liu, Tie; Yi, Hee-Weon; He, Jinhua; Hirano, Naomi; Liu, Sheng-Yuan; Choi, Minho; Sanhueza, Patricio; Tóth, L. Viktor; Evans II, Neal J.; Feng, Siyi; Juvela, Mika; Kim, Kee-Tae; Vastel, Charlotte; Lee, Jeong-Eun; Lu'o'ng, Quang Nguyễn; Kang, Miju; Ristorcelli, Isabelle; Fehér, Orsolya; Wu, Yuefang; Ohashi, Satoshi; Wang, Ke; Kandori, Ryo; Hirota, Tomoya; Sakai, Takeshi; Lu, Xing; Thompson, Mark A.; Fulle, Gary A.; Li, Di; Shinnaga, Hiroko; Kim, Jungha (IOP Publishing, 2020)
      We present the results of a single-pointing survey of 207 dense cores embedded in Planck Galactic Cold Clumps distributed in five different environments (lambda Orionis, Orion A, Orion B, the Galactic plane, and high ...
    • Molecular cloud cores with high deuterium fractions: nobeyama mapping survey 
      Tatematsu, Ken'ichi; Kim, Gwanjeong; Liu, Tie; Evans, Neal J.; Yi, Hee-Weon; Lee, Jeong-Eun; Wu, Yuefang; Hirano, Naomi; Liu, Sheng-Yuan; Dutta, Somnath; Sahu, Dipen; Sanhueza, Patricio; Kim, Kee-Tae; Juvela, Mika; Toth, L. Viktor; Feher, Orsolya; He, Jinhua; Ge, Jixing; Feng, Siyi; Choi, Minho; Kang, Miju; Thompson, Mark A.; Fuller, Gary A.; Li, Di; Ristorcelli, Isabelle; Wang, Ke; Di Francesco, James; Eden, David; Ohashi, Satoshi; Nguyen Lu'o'ng, Quang; Shinnaga, Hiroko; Kim, Jungha (IOP, 2021)
      We present the results of on-the-fly mapping observations of 44 fields containing 107 SCUBA-2 cores in the emission lines of molecules N2H+, HC3N, and CCS at 82-94 GHz using the Nobeyama 45 m telescope. This study aimed ...
    • Molecular Cloud Fragmentation and Massive Star Formation in the GMC G345.5+1.0 
      López Calderón, Cristian Marcelo (Universidad de Chile, 2011)
      Las condensaciones masivas en nubes moleculares gigantes (GMCs) están asociadas con la formación de estrellas de alta masa, las cuales son la principal fuente de elementos pesados y radiación UV, jugando un papel importante ...
    • Molecular clouds in extreme environments of the low-metallicity magellanic sytem 
      Valdivia Mena, María Teresa (Universidad de Chile, 2020)
      El objetivo de esta tesis es estudiar las propiedades físicas de las nubes moleculares en el Puente de Magallanes A (MagBridgeA), fuente que presenta el mayor exceso de emisión a 870 $\mu$m en estudios con telescopios ...
    • Molecular dynamics simulation of halogen bonding mimics experimental data for cathepsin L inhibition 
      Celis Barros, Cristian; Saavedra Rivas, Leslie; Salgado Herrera, José Cristián; Cassels Niven, Bruce; Zapata Torres, Gerald (2015)
      A MD simulation protocol was developed to model halogen bonding in protein–ligand complexes by inclusion of a charged extra point to represent the anisotropic distribution of charge on the halogen atom. This protocol ...
    • The molecular environment of the Galactic star forming region G19.61–0.23 
      Santangelo, G.; Testi, L.; Leurini, S.; Walmsley, C. M.; Cesaroni, R.; Bronfman Aguiló, Leonardo; Carey, S.; Gregorini, L.; Menten, K. M.; Molinari, S.; Noriega Crespo, A.; Olmi, L.; Schuller, F. (ESO, 2010-06-03)
      Context. Although current facilities allow the study of Galactic star formation at high angular resolution, our current understanding of the high-mass star-formation process is still very poor. In particular, we still ...
    • Molecular gas and star formation towards the IR dust bubble S 24 and its environs 
      Cappa, C.; Duronea, N.; Firpo, V.; Vasquez, J.; López Caraballo, C.; Rubio López, Mónica; Vazzano, M. (EDP SCIENCES, 2015)
      Aims. We present a multi-wavelength analysis of the infrared dust bubble S 24, and the extended IR sources G341.220-0.213 and G341.217-0.237 located in its environs, with the aim of investigating the characteristics of ...
    • Molecular gas budget and characterization of intermediate-mass star-forming galaxies at z approximate to 2-3 
      Solimano, M.; González López, J.; Barrientos, L. F.; Aravena, M.; López, S.; Tejos, N.; Sharon, K.; Dahle, H.; Bayliss, M.; Ledoux, C.; Rigby, J. R.; Gladders, M. (EDP Sciences, 2021)
      Star-forming galaxies (SFGs) with stellar masses below 10(10) M-circle dot make up the bulk of the galaxy population at z > 2. The properties of the cold gas in these galaxies can only be probed in very deep observations ...
    • Molecular Gas Clumps from the Destruction of Icy Bodies in the β Pictoris Debris Disk 
      Dent, William R. F.; Wyatt, M. C.; Roberge, A.; Augereau, J. C.; Casassus Montero, Simón; Corder, C.; Greaves, J. S.; De Gregorio Monsalvo, Itziar; Hales, A.; Jackson, A. P.; Meredith Hughes, A.; Lagrange, Anne Marie; Matthews, B.; Wilner, D. (2014-03-28)
      Many stars are surrounded by disks of dusty debris formed in the collisions of asteroids, comets, and dwarf planets, but is gas also released in such events? Observations at submillimeter wavelengths of the archetypal ...
    • Molecular gas in supernova local environments unveiled by EDGE 
      Galbany, Lluis; Mora, L.; González Gaitán, S.; Bolatto, A.; Dannerbauer, H.; López Sánchez, R.; Maeda, K.; Pérez, S.; Pérez Torres, A.; Sánchez, S. F.; Wong, T.; Badenes, C.; Blitz, L.; Marino, R. A.; Utomo, D.; Van de Ven, G. (Oxford University, 2017)
      CO observations allow estimations of the gas content of molecular clouds, which trace thereservoir of cold gas fuelling star formation, as well as to determine extinction via H2col-umn density, N(H2). Here, we studied ...
    • Molecular gas in the Galactic center region .1. Data from a large scale (CO)-O-18(J=1->0) survey 
      Dahmen, G.; Hüttemeister, S.; Wilson, T. L.; Mauersberger, R.; Linhart, A.; Bronfman Aguiló, Leonardo; Tieftrunk, A. R.; Meyer, K.; Wiedenhöver, W.; Dame, T. M.; Palmer, E. S.; May Humeres, Jorge; Aparici, J.; Mac-Auli, F. (EDITIONS PHYSIQUE, 1997-12)
      A large scale survey of the Galactic center region in the (CO)-O-18(J = 1 --> 0) transition is presented. This survey was obtained with the 1.2 m Southern Millimeter-Wave Telescope (SMWT) at the Cerro Tololo Interamerican ...
    • Molecular gas properties and CO-to-H2 conversion factors in the central kiloparsec of NGC 3351 
      Teng, Yu-Husang; Sandstrom, Karin M.; Sun, Jiayi; Leroy, Adam K.; Johnson, L. Clifton; Bolatto, Alberto D.; Kruijssen, J. M. Diederik; Schruba, Andreas; Usero, Antonio; Barnes, Ashely T.; Bigiel, Frank; Blanc Mendiberri, Guillermo Alberto Neville; Groves, Brent; Israel, Frank P.; Liu, Daizhong; Rosolowsky, Erik; Schinnerer, Eva; Smith, J. D.; Walter, Fabian (IOP, 2022)
      The CO-to-H-2 conversion factor (alpha(CO)) is critical to studying molecular gas and star formation in galaxies. The value of a co has been found to vary within and between galaxies, but the specific environmental conditions ...
    • Molecular Gas Properties on Cloud Scales across the Local Star-forming Galaxy Population 
      Sun, Jiayi; Leroy, Adam K.; Schinnerer, Eva; Hughes, Annie; Rosolowsky, Erik; Querejeta, Miguel; Schruba, Andreas; Liu, Daizhong; Saito, Toshiki; Herrera, Cinthya N.; Faesi, Christopher; Usero, Antonio; Pety, Jérôme; Kruijssen, J. M. Diederik; Ostriker, Eve C.; Bigiel, Frank; Blanc Mendiberri, Guillermo; Bolatto, Alberto D.; Boquien, Médéric; Chevance, Mélanie; Dale, Daniel A.; Deger, Sinan; Emsellem, Eric; Glover, Simon C.O.; Grasha, Kathryn; Groves, Brent; Henshaw, Jonathan; Jiménez Donaire, María J.; Kim, Jenny J.; Klessen, Ralf S.; Kreckel, Kathryn; Lee, Janice C.; Meidt, Sharon; Sandstrom, Karin; Sardone, Amy E.; Utomo, Dyas; Williams, Thomas G. (IOP Publishing, 2020)
      Using the PHANGS-ALMA CO(2-1) survey, we characterize molecular gas properties on similar to 100 pc scales across 102,778 independent sightlines in 70 nearby galaxies. This yields the best synthetic view of molecular gas ...
    • Molecular gas, kinematics, and OB star formation in the spiral arms of the southern Milky Way 
      Luna, A.; Bronfman Aguiló, Leonardo; Carrasco, L.; May Humeres, Jorge (UNIV CHICAGO PRESS, 2006-04-20)
      The rotation curve for the fourth Galactic quadrant within the solar circle is derived from the Columbia University - Universidad de Chile CO (J = 1 -> 0) survey of molecular gas. A new sampling, 4 times denser in longitude ...
    • Molecular line emission as a tool for galaxy observations (LEGO). I. HCN as a tracer of moderate gas densities ... 
      Kauffmann, Jens; Goldsmith, Paul F.; Melnick, Gary; Tolls, Volker; Guzmán, Andrés; Menten, Karl M. (EDP Sciences, 2017)
      Trends observed in galaxies, such as the Gao & Solomon relation, suggest a linear relationship between the star formation rate and the mass of dense gas available for star formation. Validation of such trends requires the ...
    • Molecular Line Emission Towards High-Mass Clumps: The MALT90 Catalogue 
      Rathborne, Jill; Whitaker, John; Jackson, J. M.; Foster, J. B.; Contreras, Y.; Stephens, I. W.; Guzmán Fernández, Andrés; Longmore, S. N.; Sanhueza, P.; Schuller, F.; Wyrowski, Friedrich; Urquhart, J. S. (Cambridge University Press, 2016)
      The Millimetre Astronomy Legacy Team 90 GHz survey aims to characterise the physical and chemical evolution of high-mass clumps. Recently completed, it mapped 90 GHz line emission towards 3 246 high-mass clumps identified ...