[PDF] Top 20 J. Braz. Chem. Soc. vol.24 número6
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J. Braz. Chem. Soc. vol.24 número6
... Fortunately we get to the point to accept the manuscript and after receiving the so expected letter, authors should work with the publishing office for having the article published.. [r] ... See full document
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J. Braz. Chem. Soc. vol.24 número6
... delay; number of transients 128. Reported chemical shifts (d units) are in ppm from internal TMS (tetramethylsilane), coupling constants (J) are in hertz, multiplicity are indicated as s, d, t, q, m, respectively ... See full document
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J. Braz. Chem. Soc. vol.24 número6 pt v24n6a01
... Temos orientações claras para os autores (por favor, verifiquem o link http://jbcs.sbq.org.br/ conteudo.asp?page=14) e, como exposto, nosso foco é a publicação de Artigos, Comunicações[r] ... See full document
2
J. Braz. Chem. Soc. vol.24 número6
... In this context, this study aims to develop an on-line preconcentration methodology coupled to FAAS for the determination of nickel in alcoholic beverages after column solid phase ext[r] ... See full document
7
J. Braz. Chem. Soc. vol.24 número6
... Using the local pH measurements, several equilibrium calculations were undertaken in order to access thermodynamic quantities such as ionic concentrations (and activities), relative s[r] ... See full document
8
J. Braz. Chem. Soc. vol.24 número6
... well-known Scherrer equation, D = kλ/B cos q, where k is the constant related to the shape of the crystallites and the indices of the reflecting plane (anatase 101 diffraction peak). Based on Scherrer’s equation, we ... See full document
8
J. Braz. Chem. Soc. vol.24 número6
... Total CCSD(T) energies for H, Br, Se, SeH, SeBr, HSeBr, HBrSe and the transition state (HSeBr → HBrSe), and various contributions from core-valence correlation effects, scalar relativ[r] ... See full document
8
J. Braz. Chem. Soc. vol.24 número6
... For comparison with the titanium dioxide film prepared from TMPSi-aqueous solution (ATMPSi), another titanium dioxide film was prepared using the same concentration of titanium dioxid[r] ... See full document
8
J. Braz. Chem. Soc. vol.24 número6
... The applicability of the in situ IL-DLLME method was validated by extracting analytes from four real water samples, including tap water, reservoir water, river water, and bottled mi[r] ... See full document
7
J. Braz. Chem. Soc. vol.24 número6
... this study, increasing the catalyst loading did not lead to higher conversion (Table 1, entry 24). It is noteworthy that no evidence for reaction of phenylacetonitrile with water was observed in the absence of ... See full document
81
J. Braz. Chem. Soc. vol.24 número6
... Teoria do funcional da densidade (DFT) foi empregada no estudo de poli-nitroimidazopiridinas em nível B3LYP/6-31+G(d). A velocidade (D) e a pressão de detonação (P) foram avaliadas utilizando as equações Kamlet-Jacobs ... See full document
9
J. Braz. Chem. Soc. vol.24 número6
... As shown in Figure 4 and Table 3, the size of the SPI chains in aqueous suspension is around 24 nm. When SPI migrates to the oil-water interface, the size increases to 31 nm, indicating that the hydrophobic ... See full document
6
J. Braz. Chem. Soc. vol.24 número6
... The process factors such as calixarene type and concentration (as surfactant and.. carrier), phase ratio (the volume of stripping solution to the volume of membrane) and treat ratio (t[r] ... See full document
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J. Braz. Chem. Soc. vol.24 número6
... The method tested in this study can be applied to environmental samples of estuarine fish based on results obtained for quality control procedures for both types of tissues (liver and[r] ... See full document
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J. Braz. Chem. Soc. vol.24 número6
... The objective of this work was to evaluate the applicability of an enzymatic method to quantify glucose and sucrose in solution with chitosan, minimizing the effects of the chitosan i[r] ... See full document
8
J. Braz. Chem. Soc. vol.24 número6
... The use of multiple analytical channels in the acquisition of chemical information for samples, as NIR spectroscopy, may be adequately exploited using multivariate analysis, extracting as much information as possible of ... See full document
7
J. Braz. Chem. Soc. vol.24 número6
... However, the analyses presented herein were performed on biological matrix (blood serum) spiked with standard solutions, whereas the values in most published works were obtained with [r] ... See full document
10
J. Braz. Chem. Soc. vol.24 número6
... 15. For reviews click chemistry combined with ultrasound, see: da Silva, M. T.; de Oliveira, R. N.; Valença, W. O.; Barbosa, F. C. G.; da Silva, M. G.; Camara, C. A.; J. Braz. Chem. Soc. ... See full document
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J. Braz. Chem. Soc. vol.24 número6
... Thus, the understanding of Cd(II) and Zn(II) accumulation by phytoplankton and the role phytoplankton plays governing their free concentrations in aquatic environments may be benefitt[r] ... See full document
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J. Braz. Chem. Soc. vol.24 número6
... hydrochloride (Osvah Pharmaceutical Co, Tehran, Iran) was prepared by dissolving its powder in absolute ethanol. Calf thymus double stranded DNA (dsDNA) (Sigma Chem. Co., USA) was used without further ... See full document
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