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Mostrando ítems 31-40 de 2082
Programa y resúmenes: 5° Congreso Geológico UCR-2021
(2021)
El Congreso Geológico de la Universidad de Costa Rica llega a su quinto evento consecutivo desde el 2017 y con cada año que se celebra, se refuerza la necesidad de este claustro académico, en el cual la comunidad ...
The Hubble Constant and the Deceleration Parameter in Anisotropic Cosmological Spaces of Petrov type D
(2016-11)
In this paper the Hubble parameter and the deceleration parameter are analyzed for a group of anisotropic homogeneous solutions of the Petrov type-D. It is obtained that for the said set of solutions can be constructed a ...
Monte Carlo dosimetry of a realistic multicellular model of follicular lymphoma in a context of radioimmunotherapy
(2020)
Purpose
Small-scale dosimetry studies generally consider an artificial environment where the tumors are spherical and the radionuclides are homogeneously biodistributed. However, tumor shapes are irregular and radiopharmaceutical ...
Cambios climáticos proyectados de modelos CMIP5 en La Cruz, Guanacaste, Costa Rica
Projected Climate Changes of CMIP5 models in La Cruz, Guanacaste, Costa Rica
(2021)
Introducción: La Cruz está localizada en el noroeste de
Costa Rica, y está caracterizada por una estación seca
bien definida y un clima tropical seco. Este cantón en los
últimos 45 años ha reportado impactos de eventos ...
Genética de la esquizofrenia: avances en el estudio de genes candidatos
(Rev. biol. trop v.52 n.3, p. 467-473 sep. 2004, 2004)
Genetics of Schizophrenia: advances in the study of candidate genes. Schizophrenia is one of the
most severe mental disorders that affect 1% of the population worldwide. It is clear that both genetic and
environmental ...
Validation of a methodology by LC-MS/MS for the determination of triazine, triazole and organophosphate pesticide residues in biopurification systems
(2020)
Biopurification systems are useful in the management of pesticide residues and provide an option to dispose wastewaters of agricultural origin derived from pesticide application practices. The analysis of pesticide residues ...
Costa Rica, land of endless orchids
(2013-07)
With almost 1,600 reported species (Karremans et al. 2012), Costa Rica has one of the richest orchid floras in tropical America, currently surpassed in total species number only by Brazil, Colombia, Ecuador and Peru (Govaerts ...
Publicaciones y otros escritos de investigadores y colaboradores del Jardín Botánico Lankester, 1950-2000
(2001-05)
Se presenta un catálogo de publicaciones y otros escritos de investigadores y estudiantes que en algún momento, entre 1973 y 2000, estuvieron ligados al Jardín Botánico Lankester de la Universidad de Costa Rica.
Illustrations and Studies in Neotropical Orchids. 2. A note on Pleurothallis luctuosa (Orchidaceae: Pleurothallidinae), with a new species
(2010)
The identity of Pleurothallis luctuosa, its taxonomic history and geographic distribution are discussed, and the species is described and illustrated. A new species from Costa Rica, P. neglecta, is described and illustrated. ...
Biodegradation of Pharmaceuticals by Fungi and Metabolites Identification
(2012-01-01)
Pharmaceutical compounds comprise a widely employed group of
therapeutic agents now considered as emerging micropollutants. This chapter
summarizes the state of the art in the degradation of pharmaceuticals by fungi ...