Search Results - "SANTOS, Ieda M. G"

Thermal and kinetic study of corn biodiesel obtained by the methanol and ethanol routes by DANTAS, M. B, CONCEICAO, Marta M, FERNANDES, V. J, SANTOS, Nataly A, ROSENHAIM, R, MARQUES, Aldalea L. B, SANTOS, Ieda M. G, SOUZA, A. G

“…This work evaluates the thermal and kinetic behaviour of corn biodiesel obtained by the methanol and ethanol routes. As to the TG curves, in air three thermal…”
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Caffeic and ferulic acids: An investigation of the effect of antioxidants on the stability of soybean biodiesel during storage by DAMASCENO, Sarah S, SANTOS, Nataly A, SANTOS, Ieda M. G, SOUZA, Antônia L, SOUZA, Antônio G, QUEIROZ, Neide

“…Soybean oil is widely used in many countries and its application for the synthesis of biodiesel is usual. The drawback of this raw material is its…”
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DFT Study on Ce-Doped Anatase TiO2: Nature of Ce3+ and Ti3+ Centers Triggered by Oxygen Vacancy Formation by Albuquerque, Anderson R, Bruix, Albert, dos Santos, Iêda M. G, Sambrano, Julio R, Illas, Francesc

“…A systematic study of TiO2 anatase, Ce-doped TiO2 anatase with 2.8 and 5.6% dopant concentration and of the systems resulting from oxygen vacancy formation has…”
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Evaluation of the oxidative induction time of the ethilic castor biodiesel by Conceição, Marta M., Dantas, Manoel B., Rosenhaim, Raul, Fernandes, Valter J., Santos, Ieda M. G., Souza, Antonio G.

“…Oxidative stability is very important in the quality control of oils and biodiesel. Chemical characteristics, as acid, iodine and peroxide values, show the…”
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Thermogravimetric and calorimetric evaluation of babassu biodiesel obtained by the methanol route by SANTOS, Nataly A, TAVARES, Marileide L. A, ROSENHAIM, R, SILVA, F. C, FERNANDES, V. J, SANTOS, Ieda M. G, SOUZA, A. G

“…The growing petroleum deficit requires the development of alternative fuel sources. Biodiesel is a good alternative, as it is a biodegradable and renewable…”
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DFT Study with Inclusion of the Grimme Potential on Anatase TiO2: Structure, Electronic, and Vibrational Analyses by Albuquerque, Anderson R, Garzim, Marcos L, Santos, Iêda M. G. dos, Longo, Valeria, Longo, Elson, Sambrano, Julio R

“…Periodic DFT/B3LYP calculations for TiO2 anatase bulk were carried out including semiempirical dispersive interactions (DFT-D2) to pure Khon-Sham DFT energy…”
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Hydrostatic and [001] Uniaxial Pressure on Anatase TiO2 by Periodic B3LYP-D Calculations by Albuquerque, Anderson R, Maul, Jefferson, Longo, Elson, dos Santos, Iêda M. G, Sambrano, Julio R

“…The effect of high hydrostatic and [001] uniaxial pressures on TiO2 anatase was studied under the framework of periodic calculations with the inclusion of…”
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Thermal, spectroscopic and rheological study of mineral base lubricating oils by SANTOS, J. C. O, LIMA, L. N, SANTOS, Ieda M. G, SOUZA, A. G

“…The thermal degradation process of mineral base lubricating oils was studied in this work by means of thermal, spectroscopic and rheologic analysis. The…”
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Dynamic kinetic calculation of castor oil biodiesel by CONCEICAO, Marta M, FERNANDES, V. J, BEZERRA, A. F, SILVA, M. C. D, SANTOS, Ieda M. G, SILVA, F. C, SOUZA, A. G

“…Diesel oil has an important role in the field of urban traffic as well as in the transportation of products. However, the amount of the non-renewable sources…”
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Thermal and rheological behavior of diesel and methanol biodiesel blends by CANDEIA, R. A, FREITAS, J. C. O, SOUZA, M. A. F, CONCEICAO, Marta M, SANTOS, Ieda M. G, SOLEDADE, L. E. B, SOUZA, A. G

“…The most feasible alternative among fuels derived from biomass seems to be the biodiesel, having the required characteristics for a total or partial…”
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Characterization and kinetic compensation effect of corn biodiesel by DANTAS, M. B, ALMEIDA, A. A. F, CONCEICAO, Marta M, FERNANDES, V. J, SANTOS, Ieda M. G, SILVA, F. C, SOLEDADE, L. E. B, SOUZA, A. G

“…This work presents the characterization and the kinetic compensation effect of corn biodiesel obtained by the methanol and ethanol routes. The biodiesel was…”
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Thermal and structural investigation of SnO2/Sb2O3 obtained by the polymeric precursor method by DE MELO, Danniely S, SANTOS, M. R. C, SANTOS, Ieda M. G, SOLEDADE, L. E. B, BERNARDI, M. I. B, LONGO, E, SOUZA, A. G

“…SnO2-based materials are used as sensors, catalysts and in electro-optical devices. This work aims to synthesize and characterize the SnO2/Sb2O3-based…”
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Thermogravimetric and UV–vis spectroscopic studies of chromium redox reactions in rutile pigments by Vieira, F. T. G., Souza, Soraia C., Oliveira, A. L. M., Lima, S. J. G., Longo, E., Paskocimas, C. A., Soledade, L. E. B., Souza, A. G., Santos, Iêda M. G.

“…In this study undoped and Cr, Sb or Mo doped TiO 2 were synthesized by polymeric precursor method and characterized by X-ray diffraction, UV–VIS spectroscopy,…”
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Effect of the modifier ion on the properties of MgFe2O4 and ZnFe2O4 pigments by XAVIER, Camila S, CANDEIA, R. A, BERNARDI, M. I. B, LIMA, S. J. G, LONGO, E, PASKOCIMAS, C. A, SOLEDADE, L. E. B, SOUZA, A. G, SANTOS, Ieda M. G

“…Magnesium and zinc ferrites have been prepared by the polymeric precursor method. The organic material decomposition was studied by thermogravimetry (TG) and…”
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Characterization of gypsum using tmdsc by DANTAS, H. F, MENDES, R. A. S, PINHO, R. D, SOLEDADE, L. E. B, PASKOCIMAS, C. A, LIRA, B. B, SCHWARTZ, M. O. E, SOUZA, A. G, SANTOS, Ieda M. G

“…Gypsum is a dihydrated calcium sulfate, with the composition of CaSO4.2H2O, with large application interest in ceramic industry, odontology, sulfuric acid…”
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Comparative evaluation of the effect of antioxidants added into peanut (arachis hypogae l.) oil biodiesel by P-DSC and rancimat by Pinto, Luzenir M., de Souza, Antonia L., Souza, Antonio G., Santos, Ieda M. G., Queiroz, Neide

“…Biodiesel, a blend of long-chain fatty acid alkyl esters, undergoes oxidation due to the degradation of unsaturated esters upon the contact with atmospheric…”
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Thermal and structural characterization of SrTi1-xNdxO3 by Silva, Márcia R. S., Alves, Mary C. F., Lima, S. J. G., Soledade, L. E. B., Paris, Elaine C., Longo, E., Souza, A. G., Santos, Iêda M. G.

“…Sr(Ti,Nd)O 3 was synthesized in order to evaluate the influence of the amount of neodymium on the thermal and structural properties of SrTiO 3 . The synthesis…”
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Evaluation of the oxidative stability and flow properties of quaternary mixtures of vegetable oils for biodiesel production by Freire, Lécia M.S., Filho, José R.C., Moura, Carla V.R., Soledade, Luiz E.B., Stragevitch, Luiz, Cordeiro, Ângela M.T.M., Santos, Ieda M.G., Souza, Antonio G.

“…► Quaternary mixtures of vegetable oils with different characteristics. ► Equilibrated composition of saturated and unsaturated fatty acids in the mixtures. ►…”
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Influence of processing conditions on the thermal decomposition of SrTiO3 precursors by SILVA, Mdrcia R. S, SOLEDADE, L. E. B, LIMA, S. J. G, LONGO, E, SOUZA, A. G, SANTOS, Ieda M. G

“…The present work investigates the influence of milling and calcination atmosphere on the thermal decomposition of SrTiO3 powder precursors. Both pure and…”
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Caffeic Acid: An Efficient Antioxidant for Soybean Biodiesel Contaminated with Metals by Santos, Nataly A, Damasceno, Sarah S, de Araújo, Pedro H. M, Marques, Verônica C, Rosenhaim, Raul, Fernandes, Valter J, Queiroz, Neide, Santos, Ieda M. G, Maia, Ary S, Souza, Antônio G

“…Phenolic compounds are widely recognized because of their antioxidant capacity. In the present work, caffeic acid was shown to minimize the formation of…”
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