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Photoresists comparative analysis using soft X-ray synchrotron radiation and time-of-flight mass spectrometry
(Pergamon-elsevier Science LtdOxfordInglaterra, 2009)
Fontes CA de potência: contribuição ao estudo e ao desenvolvimento de topologias híbridas
(Universidade Federal de Santa MariaBREngenharia ElétricaUFSMPrograma de Pós-Graduação em Engenharia Elétrica, 2012-12-20)
In this thesis an study of AC Power Source (ACPS) topologies that guarantee the synthesis
of high quality voltage waveforms (in comparison to the reference signal) without
penalizing the system efficiency is carried out. ...
AZ-1518 Photoresist analysis with synchrotron radiation using high-resolution time-of-flight mass spectrometry
(Elsevier Sci LtdOxfordInglaterra, 2007)
Use of slurry sampling for the direct determination of zinc in yogurt by high resolution-continuum source flame atomic absorption spectrometry
(2010)
This paper presents an analytical procedure for the direct determination of zinc in yogurt employing sampling slurry and high resolution-continuum source flame atomic absorption spectrometry (HR-CS
FAAS). The step optimization ...
Análise da eficiência de um sistema em escala de bancada para remoção de h2s com soluções contendo íons de ferro
(Universidade Tecnológica Federal do ParanáMedianeiraBrasilEngenharia AmbientalUTFPR, 2016-11-25)
In recent decades it has sought new sources of renewable energy. Among the sesources can highlight biogas that comes from anaerobic decomposition of organic matter. Biogas, due to its large amount of methane can be used ...
An assessment of the economic impact of climate change on the Agriculture Sector in Jamaica
(ECLAC, Subregional Headquarters for the Caribbean, 2011-10-22)
The agricultural sector‟s contribution to GDP and to exports in Jamaica has been declining with the post-war development process that has led to the differentiation of the economy. In 2010, the sector contributed 5.8% of ...
Characterization of dimensional changes of cement pastes and mortars in fresh state applying an interferometric technique
(ESRSA Publications, 2015-10)
The effect produced by the incorporation of additives in Portland cement based materials over dimensional changes occurring during the setting process was evaluated employing a fiber optic Fizeau interferometric sensor. ...
5G mobile networks and health-a state-of-the-science review of the research into low-level RF fields above 6 GHz
(J Expo Sci Environ Epidemiol, 2021)
The increased use of radiofrequency (RF) fields above 6 GHz, particularly for the 5 G mobile phone network, has given rise to public concern about any possible adverse effects to human health. Public exposure to RF fields ...