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Desenvolvimento de método de análise direta de folhas de soja e milho empregando a Laser-Induced Breakdown Spectroscopy (LIBS)
(Universidade Federal de São Carlos, 2023-06-22)
This academic master's dissertation was devoted to the development of analytical methods for the
determination of macronutrients (P, K, Ca, Mg) and micronutrients (B, Cu, Fe, Mn, S and Zn) in corn, soy (wihout and with ...
Desenvolvimento de método baseado em espectrometria de emissão óptica com plasma induzido por micro-ondas para quantificar silício em celulose do tipo kraft
(Universidade Federal de São Carlos, 2023-02-24)
Cellulose is a material that is present in several products consumed by society on a daily basis, including textile, food, personal hygiene and paper products. The pulp industry moves billions of reais per year, generating ...
Desenvolvimento de um fluorímetro microcontrolado para determinação de clorofila a em águas superficiais
(Universidade Federal de São Carlos, 2010-07-29)
In this work a portable fluorimeter was developed and used for determination of chlorophyll a in water samples. The instrument was constructed using the following components: a microcontroller (PIC18F4550), two LEDs as ...
Determinação in situ de fósforo, nitrato e amônio em solo.
(Universidade Federal de São Carlos, 2006-07-28)
The cultures platforms of productivity need to be optimized, owing to provide foods to an enhanced world population. A control of the soil fertility is necessary, in order to be adequately productive without, however, have ...
Proposição de modelos de regressão para previsão de propriedades de tintas da cadeia produtiva da indústria gráfica
(Universidade Federal de São Carlos, 2019-07-30)
Quality control of inks is very important during and after the manufacturing process and is also meaningful in the consumer industries or paint applicators. For this reason, an opportunity was noticed for the development ...
Desenvolvimento e aplicação de métodos analíticos verdes para a extração de flavonoides a partir de resíduos de Passiflora edulis sims f. Flavicarpa Deg.
(Universidade Federal de São Carlos, 2018-09-27)
The concepts developed in this dissertation were guided by biorefinery assumptions, in which
residues such as food peels can be enriched. In this sense, this research had as its main
objective to develop, validate and ...
Preparo de amostras refratárias aplicando procedimentos de digestão assistidos por radiação micro-ondas e análise elementar usando ICP OES
(Universidade Federal de São Carlos, 2020-07-15)
In this study microwave-assisted preparation procedures for decomposition of several inorganic samples and further analysis by inductively coupled plasma optical emission spectrometry (ICP OES) were developed. In order to ...
Desenvolvimento de um compósito inseticida-fertilizante microencapsulado para promover o aumento de produtividade agrícola
(Universidade Federal de São Carlos, 2017-09-29)
The main objective of this work was to develop a bioinsecticide-fertilizer model for pest insect control, formulated with extract of Azadirachta indica A. Juss. and humic acids as polymer matrix and fertilizer agent. ...
Utilização de técnicas espectro analíticas para avaliação de açúcar de cana-de-açúcar
(Universidade Federal de São Carlos, 2021-06-16)
Brazil is the largest sugarcane producer in the world, and its consolidated industry also
places it in the position of the largest producer and exporter of sugar. With a highly
variable process and also with large ...
Utilização de planejamento doehlert para avaliação da estabilidade de antibiótico para uso veterinário
(Universidade Federal de São Carlos, 2023-06-15)
USE OF DOEHLERT PLANNING FOR EVALUATING THE STABILITY OF VETERINARY ANTIBIOTICS. Before a veterinary pharmaceutical product reaches its final customer for commercialization, several regulated production chain must be ...