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Mostrando ítems 21-30 de 32
Diâmetro de grafos fulerenes e transversalidade de ciclos ímpares de fuleróides-(3, 4, 5, 6)
(Universidade Federal do Rio de JaneiroBrasilInstituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de EngenhariaPrograma de Pós-Graduação em Engenharia de Sistemas e ComputaçãoUFRJ, 2019)
Characterization of hemispherical area X-ray detector based on set of proportional counters with needle anodes
(Pergamon-Elsevier Science Ltd, 2016-01)
This work introduces a new, versatile and robust X-ray detector with hemispherical 2π geometry, based on a set of 15 small cylindrical proportional counters located in a hexagonal and pentagonal fullerene C60 pattern, at ...
SÍNTESIS Y CARACTERIZACIÓN DE NANOPARTÍCULAS DE HIERRO CERO VALENTE
(2011-06-07)
In recent years there has been a great interest in the field of nanoscience, an area that covers research areas such as physics, chemistry, biology, engineering, medicine, materials science, among others. Nanoscience is ...
Síntesis de nanotubos de carbono de alto rendimiento mediante el control de parámetros físico-químicos.
(Escuela Superior Politécnica de Chimborazo, 2018-07)
The objective of this research is to synthesize high-performance nanotubes by controlling PhysicalChemical parameters.For
the synthesis the voltaic arc method was used, in which a equipment was elaborated that consists ...
Influência de materiais nanoestruturados no transporte térmico em meio líquido
(Universidade Federal de Juiz de Fora (UFJF)BrasilICE – Instituto de Ciências ExatasPrograma de Pós-graduação em FísicaUFJF, 2017)
Environmental evaluation and nano-mineralogical study of fresh and unsaturated weathered coal fly ashes
(Science of the Total Environment, 2019)
Síntesis y caracterización de nanopartículas de hierro cero valente
(2019-11-13)
RESUMEN: En recientes años ha habido un gran interés en el campo de la nanociencia, un área que abarca áreas de la investigación como: física, química, biología, ingeniería, medicina, ciencia de los materiales entre otras. ...
Modifying the endohedral La-ion location in both neutral and positively charged polyhydroxylated metallofullerenes
(2005)
A semiempirical positron stationary Quantum Model was developed to study nanoporosity in solid porous materials, such as silica gels. The cylindrical well potential is considered and its geometric parameters are related ...
Desarrollo y evaluación de las propiedades fisicoquímicas y antibacterianas de compuestos látex/óxido de zinc para aplicaciones en ingeniería biomédica
(Universidad Nacional de ColombiaMedellín - Minas - Maestría en Ingeniería - Materiales y ProcesosFacultad de MinasMedellín, ColombiaUniversidad Nacional de Colombia - Sede Medellín, 2022)
El látex de caucho natural es un polímero extraído del árbol de caucho (Hevea brasiliensis). Es un material ecológico, sostenible, no derivado del petróleo y de bajo costo. Ha sido empleado en diferentes aplicaciones en ...