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Now showing items 261-270 of 341
Desenvolvimento de dispositivo microfluídico descartável contendo arranjos de biossensores para a determinação multiplexada de espécies de interesse biológico em diferentes matrizes
(Universidade Federal de São Carlos, 2020-10-30)
16 sensing points for the construction of an array of biosensors. The components of this device have been individually evaluated and their construction design has been optimized for the best performance of the sensors. ...
Refill friction stir spot welding of different thickness Al-Cu alloy using a tool with reduced dimensions for aerospace application
(Universidade Federal de São Carlos, 2020-11-12)
Refill Friction Stir Spot Welding has grown as an interesting alternative to conventional joining techniques in recent years, especially when it comes to high strength aluminum alloys. Although current results show promise, ...
Avaliação das atividades antimicrobiana, leishmanicida e citotóxica dos fungos endofíticos Diaporthe sp. E Pseudofusicoccum sp. obtidos de mangue e cerrado brasileiros
(Universidade Federal de São Carlos, 2020-09-25)
The mangrove is a transition ecosystem between the terrestrial and the marine environment, typical of tropical and subtropical regions. The Brazilian savannah is an ecosystem that is mainly characterized by the savanna ...
Estudo de massas de porcelanato esmaltado contendo filito como fundente
(Universidade Federal de São Carlos, 2020-12-17)
The production of ceramic tiles is growing worldwide and Brazil is the third-largest producer in the world. Porcelain tiles represent a significant fraction of this production and the trend is for significant growth in the ...
Resistência ao escorregamento de revestimentos cerâmicos: avaliação por diferentes métodos, correlações com a topografia e o desgaste da superfície durante o uso
(Universidade Federal de São Carlos, 2020-09-17)
The development of ceramic floors for safe use in environments associated with slip and fall accident risks, which are even higher in the presence of water and contaminants, deals with the following difficulties: 1) although ...
Flow chemistry applied to hazardous reactions, and fluorophores synthesis with photophysics studies
(Universidade Federal de São Carlos, 2020-02-20)
Two distinct cases of continuous flow conditions applied to dangerous reactions are described. The first example is the continuous photooxygenation of a series of dienes that produces endoperoxides and / which are potentially ...
Análise numérica de lajes alveolares protendidas submetidas ao esforço cortante com a presença de aberturas
(Universidade Federal de São Carlos, 2020-12-11)
The use of prestressed precast hollow core slabs has intensified as technological advances, and as part is manufactured in industry, this element needs adjustments during its application, as for example, when need openings ...
Armazenagem eletroquímica de hidrogênio: um estudo do comportamento dos metais Pd, Nb e V
(Universidade Federal de São Carlos, 2020-07-22)
Developing safe, reliable, efficient and cost-effective methods for hydrogen storage is a scientific and technological challenge. Among possible methods to store hydrogen, storing it in tanks in the liquid or compressed ...
Sobre teoremas do tipo Tverberg
(Universidade Federal de São Carlos, 2020-12-17)
The main objective of this work is to prove Tverberg-type theorems and related results. More specifically, we will present an alternative proof for the Bárány-Larman conjecture for the case $r = p-1 $ with $ p $ a prime, ...
Multilayered refill friction stir spot welding of AA2024 and aluminum foils for electric vehicle battery application
(Universidade Federal de São Carlos, 2020-11-06)
Different processes are currently being used to weld aluminum and copper in a multilayered configuration in battery pouches for the automotive industry. The methods most used are mechanical joint, ultrasonic welding, laser ...