[PDF] Top 20 J. Braz. Chem. Soc. vol.26 número1
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J. Braz. Chem. Soc. vol.26 número1
... 1. Nóbrega, J. A.; Loh, W.; J. Braz. Chem. Soc. 2014, 25, 1. 2. Pinto, A. C.; J. Braz. Chem. Soc. 2014, 25, 1927. 3. Whitesides, G. M.; J. ... See full document
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J. Braz. Chem. Soc. vol.26 número1
... easily utilizable fossil fuel reserves in near future, leading to further aggravation of the environmental pollution. The reserves of fossil and even nuclear fuel are also limited: for example, the constantly rising gas ... See full document
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J. Braz. Chem. Soc. vol.26 número1
... Now, we will analyse the faradaic rectification effect for the three reaction corrosion mechanism, i.e., in the case where the cathodic current is composed of two contributions, the m[r] ... See full document
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J. Braz. Chem. Soc. vol.26 número1
... Figure 5a shows that the number of urea molecules inside the tube increases up to 2 ns, which indicates the formation of defect urea wires inside the tube and then the number of urea [r] ... See full document
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J. Braz. Chem. Soc. vol.26 número1
... concentration of 100% v/v of this solution obtained after the treatment of caffeine by Fenton’s reagent using an Fe(II)/H 2 O 2 ratio of 3:10, chronic toxicity over the evaluated micro[r] ... See full document
7
J. Braz. Chem. Soc. vol.26 número1
... Based on this interest, the objectives of this study were to evaluate the antioxidant capacity, antimicrobial activity and the lipid content characterization based on an integrative a[r] ... See full document
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J. Braz. Chem. Soc. vol.26 número1
... Natural ketones such as camphor, fenchone and menthone have been widely used in the synthesis of chiral ligands employed in the asymmetric addition of organozinc reagents to carbonyl [r] ... See full document
6
J. Braz. Chem. Soc. vol.26 número1
... Five simple and rapid extraction methods (solid phase extraction (SPE) with hydrophilic-lipophilic balance (HLB), SPE with multi-walled carbon nanotubes (MWCNTs), ultrasonic, quick, ea[r] ... See full document
9
J. Braz. Chem. Soc. vol.26 número1
... As part of our ongoing search for bioactive constituents from natural Korean medicinal resources, a bioassay-guided fractionation and a chemical investigation of the methanolic extract [r] ... See full document
6
J. Braz. Chem. Soc. vol.26 número1
... In this work, graphene was used for dispersive solid-phase extraction of 11 triazine herbicides and 5 neonicotine insecticides from water.. The extraction conditions such as the amount [r] ... See full document
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J. Braz. Chem. Soc. vol.26 número1
... In view of the detonation pressure ( P , salt 1, 30.2 GPa; salt 2, 29.1 GPa) and detonation velocity ( D , salt 1, 8398 m s –1 ; salt 2, 8334 m s –1 ), it is predicted that both 1-amin[r] ... See full document
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J. Braz. Chem. Soc. vol.26 número1
... The mixture was stirred at room temperature and the progress of amine consuption was monitored by GC-FID or TLC chromatography.. After separantion, the aqueous phase was treated using[r] ... See full document
7
J. Braz. Chem. Soc. vol.26 número1
... Pyrohydrolysis was used for sample preparation of silicon carbide (SiC) and subsequent determination of B using inductively coupled plasma optical emission spectrometry (ICP-OES) and i[r] ... See full document
7
J. Braz. Chem. Soc. vol.26 número1
... In the present paper, a methodology is proposed based on digital imaging data and supervised pattern recognition techniques for the classification of individual castor seeds with resp[r] ... See full document
8
J. Braz. Chem. Soc. vol.26 número1
... Different calibration curves were used for each situation: (i) organometallic standards containing 10% (m/m) of mineral base oil for direct dilution method with kerosene (FAES-CDK) an[r] ... See full document
9
J. Braz. Chem. Soc. vol.26 número1
... Ligand-Less in situ Surfactant-Based Solid Phase Extraction for Preconcentration of Cobalt, Nickel and Zinc from Water Samples Prior to their FAAS Determination.. Sayed Z.[r] ... See full document
6
J. Braz. Chem. Soc. vol.26 número1
... The new eudesmane- type sesquiterpenoids 1 and 2 were evaluated for their inhibitory activity against acetylcholinesterase (AChE), and showed moderate inhibitory activity with a pe[r] ... See full document
5
J. Braz. Chem. Soc. vol.26 número1
... The objective of this study was to extract lipids from perilla using n -propane as a solvent in the subcritical state, assess the influence of the factors temperature and pressure on[r] ... See full document
8
J. Braz. Chem. Soc. vol.26 número1
... Furthermore, the greater formation of stoichiometric Ni aluminate, identified by XRD and TPR analysis, in the monometallic Ni catalyst supported on alumina, may explain its lower carb[r] ... See full document
10
J. Braz. Chem. Soc. vol.26 número1
... The response surfaces methodology, associated with least squares regression and artificial neural networks, was applied in the mathematical optimization and search of optimum values f[r] ... See full document
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