Browsing by Author "2b0dadcf-baa8-44c7-b357-e9de2a424ce4"

Now showing items 1-4 of 4

    • Archaeometric analysis of ceramic production in Tiwanaku state (c.500-1000ce): An exploratory study 
      Ogalde, J. P.; Korpisaari, A.; Riera Soto, C.; Arriaza, B.; Paipa, C.; Leyton, P.; Campos Vallette, M.; Lara, N.; Chacama, J. (Wiley, 2020)
      The chemical and mineralogical characterization of seven ceramic fragments produced within Tiwanaku state (c.500-1000 ce) is reported. The instrumental techniques used included X-ray elemental and mineralogical chemical ...
    • Influence of TiO 2 on prebiotic thermal synthesis of the Gly-Gln polymer 
      Leyton, P.; Saladino, R.; Crestini, C.; Campos Vallette, Marcelo; Paipa, C.; Berríos, A.; Fuentes, S.; Zárate, R. A. (2012)
      The role of the titanium dioxide (rutile and anatase) with and without room light on the thermal synthesis of the glycine-l-glutamine (Gly-Gln) polymer is described. The efficiency in percentage of polymerization with room ...
    • SERS spectrum of red dyes in the Mapuche belts from the beginning of the XXth century 
      Campos Vallette, Marcelo; Rodríguez, M. J.; Chapanoff, M. A.; Clavijo Campos, Ernesto; Gómez Jeria, Juan; Aliaga, A. E.; Jara, G. P.; Celis, F.; Paipa, C.; Leyton, P. (Wiley, 2017)
      Red dyes in seven belts (trariwe) belonging to the Mapuche culture, dated as beginning of the XXth century and stored in Museo Regional de la Araucania, Chile, were studied by using ultraviolet-visible, liquid chromatography ...
    • Toxic Pigment in a Capacocha Burial: Instrumental Identification of Cinnabar in Inca Human Remains from ... 
      Arriaza, B.; Ogalde, J. P.; Campos M., Mónica; Paipa, C.; Leyton, P.; Lara, N. (Blackwell Publishing Ltd, 2018)
      © 2018 University of Oxford We report on the analysis of a red pigment found in a lavish Inca burial from Cerro Esmeralda, Chile, associated with the human sacrifice of two young girls. The outcome shows that the red pigment ...