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Determinação sequencial rápida de As e Sb, Bi e Pb por espectrometria de absorção atômica com geração de hidretos
(Universidade Federal de São Carlos, 2012-03-22)
In this study it was developed two systems, one for the fast sequencial determination of As and Sb and other for Bi and Pb using flame atomic absorption spectrometry with hydride generation. To optimize the system for the ...
Tecnologias em fluxo contínuo de compostos cicloeptânicos derivados da (R)-(–)-carvona e do fragmento C23-C31 usado na síntese total dos policetídeos spirangien A metil éster e spirodienal A
(Universidade Federal de São Carlos, 2015-05-20)
Continuous flow technology of cycloheptanic compounds derived from
(R)-(–)-carvone and the C23-C31 fragment used in the total synthesis of
spirangien A methyl ester and spirodienal A polyketides”
In the first part of ...
Propriedades eletrocatalíticas de eletrodos nanoestruturados constituídos por multicamadas metálicas
(Universidade Federal de São Carlos, 2010-11-08)
This work reports the electrochemical and spectroscopic studies of ethylene glycol and ethanol electrooxidation onto Ptpc/(Pt1Ir1)x/Pty, Ptpc/Irx/Pty (where x and y designate different thickness) and alloys Ptpc/(PtxIry)1.5ML ...
Obtenção de blenda biodegradável PLA: amido para a incorporação do micronutriente manganês
(Universidade Federal de São Carlos, 2016-09-30)
The incorporation of particulate fertilizers in polymeric fibers aims to release these active principles from a substrate with a high surface area and biodegradable and biocompatible properties. It also seeks to provide ...
Estudo da eletro-oxidação do paracetamol utilizando um reator eletroquímico em fluxo com eletrodo de diamante dopado com boro
(Universidade Federal de São Carlos, 2017-06-29)
This study was carried out with the aid of an experimental design, using a solution of paracetamol containing 100 mg L -1 of initial total organic carbon (TOC initial ) in 0.1 mol L -1 Na 2 SO 4 of ionic strength and a ...
Síntese de furanos trissubstituídos via reações de oxopaladação aeróbica
(Universidade Federal de São Carlos, 2019-02-25)
Furans are important heterocyclics with broad application in synthesis as a building block, frequently presented in a wide range of compounds that exhibit biological activity, including natural products. Intramolecular ...
Prospecção química do metabolismo de fungos endofíticos isolados de maçã (Malus domestica) e goiaba (Psidium guajava)
(Universidade Federal de São Carlos, 2014-10-31)
Few studies are targeted concerning the chemistry of the secondary metabolism from endophytic fungi associated to edible fruits. In this sense, it is worth to explore the the microbial metabolic skills, particularly from ...
Estudo fitoquímico e bioatividade de espécies de Meliaceae sobre Spodoptera frugiperda e análises espectroscópicas do inseto sob a ação da cedrelona
(Universidade Federal de São Carlos, 2014-10-23)
Spodoptera frugiperda is a major pest of maize and its damage may lead to reduction of agricultural production. The use of synthetic insecticides has been the primary method of pest control, but their indiscriminate use ...
Estudos cristaloquímicos e teóricos de derivados do decahidrofenantreno
(Universidade Federal de São Carlos, 2012-08-24)
This work is a contribution to the study of the crystal, molecular and supramolecular structures as well as the conformation in vacuum of
decahydrophenantrene derivatives.
(4aS,4bR,7R,10aS)-3,7-Dimethyl-10a- (propan-2- ...
Estudo químico e histoquímico das glândulas metapleural e labial de formigas cortadeiras e a influência destas nas relações simbiontes presentes nos jardins de fungo
(Universidade Federal de São Carlos, 2015-02-18)
Leaf-cutting ants are considered the most derived insects on the planet. The
performance in maintaining the aseptic conditions of the colonies is a key factor
of the ecological success of these ants. Several defenses are ...