Now showing items 1-7 of 7

    • Análisis espacial y temporal de q-coda en el piedemonte llanero (colombia) 

      Duran, Juan P.; Vargas, Carlos A.; Briceño, Luis A.
      La variación espacial y temporal del parámetro de atenuación Q-Coda en un sector del Piedemonte Llanero es estudiada usando las ondas Coda. La estirnación de la atenuación de la amplitud de la coda se calcula por medio del ...
      Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. 
    • Crs seismic processing of a geological complex area 

      Jiménez, Eduardo; Vargas, Carlos A.; Montes, Luis A.
      We applied the NMO and CRS (Common Reflector Surface) approaches to a complex geological area in order to compare their performances for obtaining enhanced images. Unlike NMO, CRS does not depend on a previous time velocity ...
      Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. 
    • Field guides for excursions to the nevado del ruiz volcano and to the romeral fault system (colombia), in the frame of the neotectonics of arc-continent collision concepts 

      Vargas, Carlos A.; Mann, Paul; Borrero, Carlos
      Central Cordillera of Colombia near to the Nevado del Ruiz volcano, is a seismically active area above the subducting slab of the Nazca plate and deforming upper crust of the Andes. Buildings in the region require strengthening ...
      Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. 
    • Letter from editor 

      Vargas, Carlos A.
      During the outgoing year, successful events took place, as Latin American and Caribbean Seismological Commission Assembly, on July 23, 24, 25, in Bogotá, Colombia. In that academic event, the relevant results associated ...
      Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. 
    • Letter from the editor 

      Vargas, Carlos A.
      Dear readers. The Earth Sciences Research Journal has been recently flooded with dozens of good papers expecting to be published. Thanks to you, readers, reviewers, authors for your trust. We are continuously working to ...
      Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. 
    • New geological and geophysical contributions in the section ibagué – armenia, central cordillera - colombia 

      Vargas, Carlos A.; Kammer, Andreas; Valdes, Mireya; Rodríguez, Carlos E.; Caneva, Alexander; Sánchez, Jhon J.; Arias, Eliana; Cortes, Carlos A.; Mora, Héctor
      Ha sido interpretada la sección geológica entre las ciudades de Ibagué y Armenia basada en observaciones geofísicas y estructurales en busca de establecer el estilo estructural dominante y la configuración del basamento ...
      Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal. 
    • Severity Classification of a Seismic Event based on the Magnitude-Distance Ratio Using Only One Seismological Station 

      Ochoa Gutiérrez, Luis Hernán; Niño, Luis F; Vargas, Carlos A.
      Seismic event characterization is often accomplished using algorithms based only on information received at seismological stations located closest to the particular event, while ignoring historical data received at those ...
      Universidad Nacional de Colombia Revistas electrónicas UN Earth Sciences Research Journal.