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Mostrando ítems 31-40 de 217
Os reflexos do desenvolvimento da álgebra para o ensino de equações no ensino básico
(Universidade Federal de São Carlos, 2021-06-24)
This research aims to offer contributions to Mathematics Education focused on teaching and learning algebraic equations, in an attempt to present the trajectory of algebra through the contributions of some peoples throughout ...
Desenvolvimento de um ambiente de simulação para um robô bípede controlado por contrapeso com movimento linear
(Universidade Federal de São Carlos, 2021-12-02)
Bipedal robots are machines capable of performing some tasks that are considerably complicated for other robots, such as climbing stairs and overcoming small obstacles, while occupying a relatively small support area. ...
Fabricação de um circuito lock-in para a estabilização de frequência de diodo
(Universidade Federal de São Carlos, 2021-06-30)
A cold atom experiment requires lasers with stable frequencies. In this work, we fabricated and characterized a lock-in circuit for frequency stabilization of a laser diode. The principle of stabilizing a physical quantity ...
Um estudo investigativo sobre as dificuldades dos professores de Matemática iniciantes do ensino remoto
(Universidade Federal de São Carlos, 2021-11-26)
Many researchs bring reports of difficulties that beginning teachers faces in the classroom with face-to-face teaching, such as lonelyness, lack of preparation to deal with students, with educational management, among ...
Simulações de Monte Carlo para estudar a propagação da luz através da pele de diferentes fototipos
(Universidade Federal de São Carlos, 2021-11-26)
In the last years, there has been an increase in interest in using light as a treatment, and
it has been shown that this is a great alternative to more traditional treatments. Due to
the complex nature of photons, it is ...
Características luminescentes do sistema relaxor PLMN-13PT dopado com érbio em transições de fase polar
(Universidade Federal de São Carlos, 2021-11-25)
Structural and polar phase transitions are important for materials studies, specially for normal and relaxor ferroelectrics. These states influence the materials physical characteristics, which are observable by many ...
Estudo de viabilidade da espectrocospia de infravemelho próximo para pagamento de cana por teor de sacarose
(Universidade Federal de São Carlos, 2021-11-25)
This study was developed in a sugarcane industry, in a sugarcane payment laboratory by sucrose content, where the payment of sugarcane is determined through analytical parameters such as Brix degree, Pol reading, fiber ...
Troubleshooting em HPLC: uma abordagem sobre problemas comuns vivenciados no laboratório
(Universidade Federal de São Carlos, 2021-06-26)
The technique of liquid chromatography, by means of a separation mechanism, makes it possible to perform analyses to detect and quantify certain substances in a given sample. In a differential migration process, sample ...
Estudo de caso: seleção de revestimento antiaderente para redução de setup do tratamento de sementes de milho
(Universidade Federal de São Carlos, 2021-11-16)
Corn is the most produced cereal in the world, being used on a large scale for various purposes. Corn seeds go through processing units, and in one of the stages of the process a treatment is applied to protect them from ...
Modelagem e simulação de propriedades de polímeros: uma perspectiva crítica
(Universidade Federal de São Carlos, 2021-11-19)
Polymer modeling and simulation are increasingly used as tools to help conduct experimental studies. With the evolution of computers, such tools can be easily implemented by materials research groups without an equipment ...