Buscar
Mostrando ítems 11-20 de 1787
Función de las Metalotioneínas en el metabolismo celular de cobre
(Universidad de Chile, 2002)
Copper is an essential micronutrient for life, it is required by a wide range of species, from bacteria to yeast, plant and humans. Copper essentiality is based in the capacity of the metal to be an intermediary in the ...
Estudo de catalisadores bimetálicos de platina ou paládio e cobre suportados em céria para a reação de PROX-CO
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Engenharia Química - PPGEQCâmpus São Carlos, 2016-10-13)
In the present work, catalysts were prepared xCuO / CeO2 (x = 1.0 and 3.0% by mass)
doped with Pt or Pd for application in the preferred oxidation reaction of carbon
monoxide, also known as PROX-CO reaction. The catalysts, ...
Process parameters optimization and microstructure evaluation on friction spot-welded aluminum/copper dissimilar joints
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEMCâmpus São Carlos, 2016-11-17)
Dissimilar materials welding is a field of increasing interest for a wide range of industrial applications. Specifically, the welding of aluminum alloys with copper has potential applications in the heating, ventilation ...
Efeitos de nanopartículas de óxido de cobre (nano-cuo) e cloreto de cobre (cucl2) sobre a composição bioquímica e atividade fotossintética da Clorofícea Raphidocelis Subcapitata
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Ecologia e Recursos Naturais - PPGERNCâmpus São Carlos, 2016-10-05)
Production and utilization of copper oxide nanoparticles (CuO-NP) have increased recently due
to their specific physicochemical properties. Most of these nanoparticles end up in aquatic
ecosystems, but their effects on ...
Oxidação de metano a metanol sobre zeólitas Cu.MOR: efeito do método de preparação na atividade catalítica
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Engenharia Química - PPGEQCâmpus São Carlos, 2019-03-14)
The direct oxidation of methane to higher value-added products, such as methanol, has gained notable interest in recent times. The challenge is that this process occurs with high efficiency and lower energy consumption, ...
Essays on economics of copper and water in a climate change context
(Universidad de Chile, 2020-09)
This article estimates the economic rents received by the 10 mines that comprise
Chile’s large-scale private-sector copper-mining industry. The methodology used
produces a conservative calculation and includes two ...
Efeitos do cobre na microalga Kirchneriella obesa em cultura unialgal e em co-cultivo com Chlorella sorokiniana
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Ecologia e Recursos Naturais - PPGERNCâmpus São Carlos, 2019-03-15)
There is enough evidence that copper plays a crucial role in regulating phytoplankton metabolism. However, despite its requirement in trace amounts, there is a literature gap on the physiology of microalgae exposed to ...