Browsing by Subject "Characterization"
Now showing items 1-10 of 10
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Applicability of ft-ir techniques and goniometry on characterization of carbon fiber surfaces
(Inst aeronautica & espaco-iae, 2016)Carbon fibers have been widely used as structural reinforcement in aeronautical composites, because of their exceptional mechanical properties. However, carbon fibers present few polar groups on their surfaces inducing a ...
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Caracterização do núcleo sinterizado das fieiras
(Universidade Federal de São Paulo, 2021-02-19)A trefilação é um dos processos de conformação metálica mais utilizados no mundo e tem como objetivo a diminuição de diâmetro e aumento de comprimento de um material metálico. Isso ocorre por meio do seu tracionamento ...
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Characterization of angiotensin I-converting enzyme from anterior gills of the mangrove crab Ucides cordatus
(Elsevier B.V., 2015-03-01)Angiotensin I-converting enzyme (ACE) is a well-known metallopeptidase that is found in vertebrates, invertebrates and bacteria. We isolated from the anterior gill of the crab Ucides cordatus an isoform of ACE, here named ...
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The importance of evaluating the real metal concentration in nanoparticles post-synthesis for their applications: A case-study using silver nanoparticles
(Elsevier Science Bv, 2016)To determine whether the effect observed in a study is related to the nanoparticle only or to their synergic effect with the "free" metal ions, the real concentration of silver (104 +/- 8 and 100 +/- 2 mg L-1) after AgNP ...
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The importance of evaluating the real metal concentration in nanoparticles post-synthesis for their applications: A case-study using silver nanoparticles
(Elsevier Science Bv, 2016)To determine whether the effect observed in a study is related to the nanoparticle only or to their synergic effect with the "free" metal ions, the real concentration of silver (104 +/- 8 and 100 +/- 2 mg L-1) after AgNP ...
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Nanopartículas superparamagnéticas de óxido de ferro incorporadas em sílica mesoporosa ordenada SBA-15 com potencial aplicação biomédica
(Universidade Federal de São Paulo (UNIFESP), 2020-03-23)Iron oxide superparamagnetic nanoparticles (SPION) due to their intrinsic properties, as a single magnetic domain, are very promising for biomedical applications, both in diagnosis and therapy. However, their efficiency ...
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Single crystal growth and characterization of MnAs
(Elsevier B.V., 2011-10-15)A simple method to grow MnAs single crystals is described, using careful temperature control. Crystal characterization was determined by powder X-ray diffraction, back-reflection Laue diffraction and vibrating sample ...
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Síntese e caracterização de nanopartículas de WO3 para aplicação em fotoeletrodo
(Universidade Federal de São Paulo, 2022-07-27)Devido as altas emissões de gases poluentes no meio ambiente, a ciência está trabalhando cada vez mais na criação de tecnologias baratas e sustentáveis destinadas a aplicação em energias renováveis. O Brasil tem um ...
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Taxonomia polifásica e características proteômicas do complexo Sporothrix schenckii
(Universidade Federal de São Paulo (UNIFESP), 2010-08-25)Sporotrichosis is a chronic mycotic infectious disease of man and animals caused by the traumatic implantation of a pathogenic fungus that typically involves the skin and subcutaneous tissue. Since 1898, when the sporotrichosis ...
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Técnicas instrumentais avançadas na caracterização e desenvolvimento de batons
(Universidade Federal de São Paulo, 2022-08-02)O mercado cosmético mundial cresce anualmente de forma extraordinária e o mesmo ocorre no Brasil, visto o recebimento de grandes marcas cosméticas nos últimos anos. Neste cenário, o consumidor tem muitas opções e oportunidades ...