Listar por tema "Estación científica Machu Picchu"
Mostrando ítems 1-7 de 7
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Berilio-7 en Usnea antarctica Du Rietz de la Estación Científica Antártica Machu Picchu
(LimaPE, 2014-11)Acceso abiertoConcentraciones de Be-7 en Usnea antarctica (liquen) colectada durante el verano austral del año 2013, en la Estación Científica Antártica Peruana “Machu Picchu”, fueron determinadas por espectrometría gamma de alta ... -
Beryllium-7 in lichens (Usnea antarctica Du Rietz) colllected in the Machu Picchu Antarctic Scientific Station during the austral summer 2012-2013
(LimaPE, 2013-11-12)Acceso abiertoThe presence of Be-7 in Antarctic lichens is verified with an increase in their levels of concentration, showing an average derived activity 423,13 ± 80,39 Bq/kg for 2013. Because of the good capability of incorporation ... -
Density variation of Cs-137 activity in surface soil from the King George Island
(LimaPE, 2014-11)Acceso abiertoThe behavior of radiocaesium from the nuclear tests conducted in the southern hemisphere was evaluated and their behavior was estimated on the floor of King George Island. Based on the findings made by several authors, was ... -
Enrichment factors of elements in lichens from the Machu Picchu Antarctic Scientific Station (2013)
(Instituto Peruano de Energía NuclearPE, 2013-11-20)Acceso abiertoTo evaluate properly the extent of accumulation and movement of toxic substances in the environment there must be reliable of their present and past concentrations. The purpose of one project at the IPEN Antarctic Program ... -
Environmental radioactivity at the Peruvian Scientific Station "Machu Picchu": Cs-137, Ra-226, Be-7 and K-40 concentrations in Antarctic samples by gamma spectrometry
(LimaPE, 2002-06)Acceso abiertoIn order to continue with the Research Program in Environmental Radioactivity in the Antarctic Region initiated in 1996, the Peruvian Institute of Nuclear Energy (IPEN) participated in the 11th Scientific Expedition to ... -
Radiactividad ambiental en la estación científica antártica peruana Machu Picchu 1999 – 2000
(LimaPE, 2002-06)Acceso abiertoEl Instituto Peruano de Energía Nuclear (IPEN) inicia los estudios de radiactividad ambiental en la Región Antártica en el año 1996. Constituyen objetivos de esta investigación, determinar los niveles de radiactividad ... -
Study of antarctic lichens as environmental biomonitors in the Admiralty Bay: Preliminary study of trace elements contents by neutron activation analysis
(LimaPE, 2002-06)Acceso abiertoAl, As, Cu, Fe, Mn and Ti contents were analyzed for the epilithic antarctic lichen Usnea antarctica, used as a biomonitor for air quality. The samples were taken in the surrounding area of the Peruvian scientific station ...
