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Biooxidación de concentrados de arsenopirita por acidithiobacillus ferrooxidans en erlenmeyer agitados
(Universidad Nacional de Colombia, 2012)
Título en ingles: Biooxidation of arsenopyrite concentrates by Acidithiobacillus ferrooxidans in shake flasks Resumen Se evaluó el proceso de biooxidación de concentrados de arsenopirita por A. ferrooxidans ATCC 23270, ...
Desplazamiento de elementos metálicos en el estero El Culebrón, por la presencia de un relave minero abandonado, Coquimbo – Chile
(Bogotá : Universidad de Ciencias Aplicadas y Ambientales, 2020, 2020-07)
La presencia de residuos mineros en la región de Coquimbo es un serio problema, que impacta al medio ambiente y a la sociedad. Se estudió el impacto que genera la presencia de un relave abandonado, ubicado en el humedal ...
Plasma lead concentration and risk of late kidney allograft failure: findings from the transplantlines biobank and cohort studies
(W B Saunders Co-Elsevier, 2022)
Rationale & Objective: Heavy metals are known
to induce kidney damage, and recent studies
have linked minor exposures to cadmium and
arsenic with increased risk of kidney allograft
failure, yet the potential association ...
Contaminación por elementos menores y posibles soluciones
(Bogotá : Universidad de Ciencias Aplicadas y Ambientales, 2007, 2007-01)
In this article the problems due to the excess of the essential micronutrients Fe, Cu, Mn, Zn, Ni, B, Mo and Cl are analyzed, as well as those caused by other non essential elements such as cadmium, lead, chromium, ...
Comparative study of alternative methods for the simultaneous determination of Fe+3 and Fe+2 in leaching solutions and in acid mine drainages
(PERGAMON-ELSEVIER SCIENCE LTD, 2005-09)
In leaching solutions coming from the hydrometallurgical processing of copper sulphides, it is necessary to determine the concentrations of Fe-total,Fe- Fe+2 and Fe+3. It is known that the 5-sulfosalicylic acid (SSA) forms ...
Physico-chemical and environmental controls on siliceous sinter formation at the high-altitude El Tatio geothermal field, Chile
(Elsevier, 2014)
El Tatio geothermal field is located 4270 m above sea level in the Altiplano, northern Chile. Siliceous sinter deposits
from El Tatio were studied to understand the influence of water chemistry and the extreme climatic ...
Increased Skin Cancer Mortality in Chile Beyond the Effect of Ageing: Temporal Analysis 1990 to 2005
(2010)
Chile has a medium-to-high skin cancer mortality rate.
Previous studies have shown an increasing rate of skin
cancer mortality. We evaluated skin cancer mortality
characteristics and their temporal evolution in Chile ...
Mortalidad por cáncer oral en Chile, 2002-2012
(Sociedad Médica de Santiago, 2018-04)
Background: Oral cancer is the 15th most common cause of cancer death in the world. In Chile, 1% of all cancer deaths are related to oral and pharyngeal cancer. Aim: To determine mortality rates for oral cancer in Chile ...
Integrating multivariate and geostatistical analyses for assessing the socio-environmental vulnerability of children in the vicinity of a contaminated site
(Taylor and Francis Ltd., 2018)
© 2018, © 2018 Informa UK Limited, trading as Taylor & Francis Group. Vulnerability assessments are commonly based on complex indices that may be inappropriate for characterizing risks in small groups of people exposed to ...