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Consumer insight into the monosodium glutamate

Abstract: The fifth basic taste called ‘umami’ was recently recognized by studies related to monosodium glutamate (MSG), and this has attracted attention for enhancing the flavor of foods and because it contains only one-third the sodium of table salt, being an importa

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Propolis extract from different botanical sources in postharvest conservation of papaya

Abstract: This study evaluated the physical and chemical characteristics of the papaya ‘Solo’ cv. ‘Golden’ (Carica papaya L.) coated with propolis extract drawn from various botanical sources, during storage at room temperature. Papayas underwent three types of dip coa

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Treatment of organic solid waste generated at agricultural research corporation via composting under natural and controlled conditions

Abstract: The study of composting technique becomes relevant to management of organic waste generated in an undertaking agricultural research. Therefore, this paper aimed to evaluate the efficiency of stabilization of organic matter in two composting systems: controlle

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A comparative experimental investigation of reinforced-concrete pipes under three-edge-bearing test: Spigot and Pocket and Ogee Joint pipes

Abstract: An experiment on the behavior of two types of circular reinforced concrete pipes under three-edge-bearing test is analyzed and discussed. Current study compares the strength of spigot-pocket (SPP) and ogee joint pipes (OJP). In the experimental analyses thirt

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Effect of service temperature on shear strength of Pinus wood for roof structures

Abstract: Temperature in timber roof trusses structures can reach 60°C and significantly affect wood strength, compromising the structural mechanical performance. This study aimed at quantifying the influence of exposure time to the mentioned temperature in wood streng

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Quantification and analysis of the viability of (oo)cysts of pathogenic protozoa in sewage sludge

Abstract: For the use of sewage sludge, it is extremely important to consider the microbiological aspect of this byproduct that poses direct and indirect risks to public health as for its inadequate handling and use. This study aimed to quantify Giardia spp. cysts and

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Removal of carbamates in drinking water by nanofiltration in tangential flow

Abstract: Membranes processes, in particular, nanofiltration and reverse osmosis, represent an important alternative for treatment of contaminated waters. In this context, the present study aims to evaluate the efficiency of the removal of the carbamates: carbaryl, car

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Association between nocturnal and diurnal aeration in Nile tilapia rearing tanks

Abstract: The present study has assessed the benefits of the association between nocturnal and diurnal aeration of water on Nile tilapia’s culture tanks’ water and soil quality, as well as to fish growth performance. There were control tanks without mechanical aeration

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Characteristics of interstitial fluid flow along with blood flow inside a cylindrical tumor: a numerical simulation

Abstract: A numerical simulation of interstitial fluid flow and blood flow is developed to a tissue containing a two-dimensional cylindrical tumor. The tumor is assumed to be a rigid porous medium with a necrotic core, interstitial fluid and two capillaries with an art

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Influence of damping ratio on a structural optimization design considering a dynamic analysis within the time domain

Abstract: Structural optimization has received increasing attention in several different areas of engineering and has been identified as the most challenging and economically rewarding task in the field of structural design. In this context, the current paper proposes

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Fitting new constructal models for the thermal potential of earth-air heat exchangers

Abstract: Relying on the Constructal Design method, this paper introduces new periodic models for the thermal potential of Earth-Air Heat Exchangers (Eahe). As a case study, it analyses the best spacing for three ducts arranged triangularly in order to maximize the hea

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Evaluation of the behavior of thrips in several ground covers by regression models

Abstract: Using the number of thrips found in the maize seedlings from a longitudinal study, in this work a regression analysis was conducted through polynomial models and nonlinear logistic, under the assumption of homoscedasticity and multiplicative heteroscedasticit

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Sensitivity mapping of oil pollution incidents in land environments

Abstract: The Environmental Sensitivity Index (ESI) Map is an element to guide the planning of contingency. Road transport is the main vectors in accidents which cause oil spilling in the environment. Since terrestrial environments do not have their environmental sensi

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Development and validation of analytical methodology for quantification of propranolol hydrochloride in a multiparticulate biphasic system by UV-vis spectrophotometry

Abstract: Hypertension is one of the most important mortality risks in the world and is considered the leading cause of deaths associated with cardiovascular disease. In an attempt to improve the treatments and apply them to a large number of disorders, a propranolol h

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Investigation of NIR spectra pre-processing methods combined with multivariate regression for determination of moisture in powdered industrial egg

Abstract: High productivity and meantime perishability of in natura eggs, make powdered egg attractive for patisseries and pasta industries. Water reduction in 65%, extends shelf life from 1 to 12 months, preventing also Salmonella. Maximum powdered egg moisture allowe

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Evaluation of CFD simulations with wind tunnel experiments: pressure coefficients at openings in sawtooth building

Abstract: Wind tunnel experiments and Computational Fluid Dynamics (CFD) simulations are used to analyze natural ventilation in a sawtooth roof building. A 1:10 scale model is tested in an atmospheric boundary layer wind tunnel. The CFD simulations are performed with A

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Medium composition and Amazonian oils for lipase production by Candida viswanathii

Abstract: Lipases have been successfully produced under submerged cultivation conditions using olive oil as carbon source and complex culture media. The aims of this study were to evaluate lipase production by Candida viswanathii in submerged cultivation with different

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Strategies for decolorization of textile industry effluents by white-rot-fungi with peach palm residue

Abstract: The aim of this interdisciplinary approach is to provide innovative solutions to environmental problems, in particular, improving the treatment of textile industrial effluents and finding a use for the residual biomass generated from palm tree (Bactris gasipa

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A hybrid approach based on genetic algorithm and nearest neighbor heuristic for solving the capacitated vehicle routing problem

Abstract: This work presents a hybrid approach called GA-NN for solving the Capacitated Vehicle Routing Problem (CVRP) using Genetic Algorithms (GA) and Nearest Neighbor heuristic (NN). The first technique was applied to determine the groups of customers to be served b

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Combination of optimization techniques to find of processing optimal condition of postharvest broccoli by vacuum cooling process

Abstract: This study aimed to investigate the impact of each factor on the weight loss of postharvest broccoli and treatment efficacy, and also attempted to fix the optimal condition for vacuum cooling treatment on postharvest broccoli by response surface methodology c

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Effect of individual and combined physical treatments on the properties of corn starch

Abstract: Native starch has wide use in the food industry although some of its characteristics are limited and require modification. This study aimed to make individual and combined physical changes in corn starch and to investigate starch changes, the single-screw ext

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Evaluation of the effects of the hydraulic gradient variation on the permeability of a compacted soil

Abstract: The present study evaluated the influence of the hydraulic gradient on soil conductivity changes using data from permeability tests performed in a column percolation test system, in order to represent geoenvironmental engineering applications. A mature residu

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Influence of pH and concentration on the decolorization and degradation of BR red azo dye by ozonization

Abstract: Ozone application has been generally reported based only on the oxidation of textile dyes. In this study, a central composite design and surface response methodology were applied to optimize operational parameters pH and concentration of the dye in the decolo

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A new approach to simple correspondence analysis with emphasis on the violation of the independence assumption of the levels of categorical variables

Abstract: The main hypothesis of correspondence analysis is given by the independence between the levels of categorical variables. Due to violation of this hypothesis, this study aims to improve the technique of correspondence analysis, providing a new approach for the

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Ristić-Balakrishnan extended exponential distribution

Abstract: In this paper, we introduce and study a new generalization of the extended exponential distribution, called the Ristić-Balakrishnan extended exponential distribution. The new model adds one parameter in the baseline model and its failure rate function can acc

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Rainfall data from the European center for medium-range weather forecast for monitoring meteorological drought in the state of São Paulo

Abstract: This study evaluated the use of rainfall data from the European Center for Medium-Range Weather Forecast (ECMWF) for monitoring meteorological drought in the state of São Paulo, based on rainfall data and on the Standardized Precipitation Index (SPI). Rainfal

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The influence of oil well on the water generation from the potiguar basin / Brazil

Abstract: The geometry of oil wells can be decisive for the generation of undesirable residues in the oil and gas production. One of these residues is the produced water, which has increased its volume in the oil fields, becoming a great environmental challenge for the

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On the new approach for the energy of elastica
Talat Körpınar Rıdvan Cem Demirkol

Abstract: In this work, we firstly describe conditions for being elastica in Minkowski space E 4 1. Then we investigate the energy of the elastic curves and exploit its relationship with the energy of Bishop vectors belong to that elastic curves E 4 1. Finally, we char

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Modelling of relative protection factor of antioxidants TBHQ, BHT and BHA in mixture with biodiesel

Abstract: Antioxidants are an alternative to prevent or retard the degradation of biofuels. In this study was utilized biodiesel obtained from the soybean oil transesterification, by methylic route, using sodium methoxide as catalyst. The synthetic antioxidants, butylh

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Energetic Analysis using theoretical modeling and the characteristic equation method in a small absorption chiller with LiBr/H2O

Abstract: This paper sets out to examine a small absorption chiller that uses the pair LiBr/ H2O with a 4.5 kW nominal capacity, using theoretical modeling and the characteristic equation method. The idea is to compare two ways of simulating and evaluating absorption s

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Release optimization of fermentable sugars from defatted rice bran for bioethanol production

Abstract: The aim of this study was to optimize the enzymatic hydrolysis of defatted rice bran (DRB) for release fermentable sugars with subsequent bioethanol production. Optimization of enzymatic hydrolysis was achieved using a sequential experimental design, performi

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A Brief multifractal analysis of rainfall dynamics in Piracicaba, São Paulo, Brazil

Abstract: The aim of this study was to evaluate the statistical properties of a daily rainfall time series recorded in Piracicaba river basin, state of Sao Paulo, Brazil in the period 1917-2016. We apply Multifractal Detrended Fluctuation Analysis (MF-DFA) on deseasona

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Ethanol production by co-culture of Zymomonas mobilis and Pachysolen tannophilus using banana peels hydrolysate as substrate

Abstract: Ethanol production by Zymomonas mobilis CCT 4494 and Pachysolen tannophilus CCT 1891 co-cultures and individual fermentation from each microorganism are evaluated with hydrolysate of banana peels. Banana peels hydrolysate was obtained by sulfuric acid pretrea

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Influence of relative stiffness on the behavior of piled raft foundations

Abstract: The behavior of piled foundations is influenced by several factors, especially those related to the geometry of the foundations, the number of piles, the height of the element that tops the piles and the type of soil in which the foundations are inserted. Giv

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Production of self-healing asphalt with steel short fibres and microwave heating: pilot study

Abstract: This pilot study aims to develop a self-healing asphalt through microwave heating, to reduce processing time, save energy and allow real commercial applications in a near future. Asphalt based composites were produced with different percentages of steel short

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Development of equipment for decellularization using the perfusion method

Abstract: This study describes the development of equipment capable of transporting decellularization fluid through an organ by perfusion to create an in vitro acellular scaffold that maintains the three-dimensional architecture of the organ. The equipment was designed

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Influence of different dielectrics fluids on the surface integrity of high speed steel

Abstract: Machining by electrical discharges is a huge process for the machining of complex shapes in materials that are electrical conductors, in particular for those of high hardness, difficult to be machined by conventional processes. Its unique feature of using the

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Integration of Nile tilapia (Oreochromis niloticus L.) production Origanum majorana L. and Ocimum basilicum L. using aquaponics technology

Abstract: This study aims to evaluate the effect of different initial densities of Nile tilapia fingerlings on water quality, fish growth, and production of marjoram (Origanum majorana L.) and sweet basil (Ocimum basilicum L.) in a recirculating aquaponic set up. The e

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Proposal of using sensor networks for measurements of the efficiencies of a low cost vertical wind turbine

Abstract: This work presents a vertical wind turbine with wind collector designed using low-cost materials and specific sensors for the acquisition of physical quantities relevant to obtain measures of efficiencies under different conditions of use. We describe the sel

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Effect of parameters on butyl butyrate synthesis using novel Aspergillus niger lipase as biocatalyst

Abstract: A novel “green” Aspergillus niger lipase, obtained from the fermentation of pumpkin seeds, was used in a free form and encapsulated in sol-gel matri x in butyl butyrate (pineapple flavor) synthesis. Esterification reactions were performed with varying substra

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Spatial dimension landscape metrics of Atlantic Forest remnants in Paraná State, Brazil

Abstract: Forest fragmentation may negatively impact fauna and flora. An important tool for the development and implementation of research on these effects is the use of a geographic information system (GIS). This paper aims to perform an integrated analysis of the lan

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Wave reflection from submerged rectangular obstacles: experiments and predictive formula
Iran Eduardo Lima Neto

Abstract: This paper presents an experimental study on wave reflection from submerged rectangular objects (shelves) in a 2-D laboratory flume. Preliminary tests using resistive wire probes and an acoustic Doppler anemometer were first conducted to confirm that a piston

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Homogenous regions and rainfall probability models considering El Niño and La Niña in the State of Pará in the Amazon

Abstract: The determination of homogeneous regions with precipitation and probability models when considering the El Niño- Southern Oscillation (ENSO) phenomenon is important for the planning of water resources and for the study of how climate change affects precipitat

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Centesimal composition, fatty acids profile and the nutritional quality index of four seafood species from the southern region of Brazil

Abstract: The objective of this study was to evaluate the centesimal composition, fatty acid profile and the nutritional quality index of four seafood species: pink shrimp (Penaeus brasiliensis), Pacific white shrimp (Litopenaeus vannamei), mussel (Perna perna) and oct

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Comparison of the microwave drying kinetics of culture and natural asparagus
Azmi Seyhun Kipcak Osman İsmail

Abstract: Asparagus (Officinalis kültür or Acutifolius natural) is an healthy food, which can be cooked or eaten raw. In this study, the microwave drying kinetics along with the color evaluation and volumetric decrease values of culture and natural asparagus are studie

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New product development in small and medium-sized technology based companies: a multiple case study

Abstract: The new product development (NPD) becomes more and more critical for the competitiveness, due to increasing internationalization of markets and diversification of products and decreasing life cycle of products. This paper addresses gaps in NPD literature, pre

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Green roofs and their contribution for the reduction of room temperature in buildings in Cascavel-State Paraná/green roofs and energy efficiency

Abstract: The objective of this study was to analyze a green roof by monitoring the variables that can influence it, comparing its effects to those of a conventional roof with clay tiles in Cascavel/State Paraná. The following parameters were compared in both prototype

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The effects of ultrasound-assisted extraction on polyphenolics compounds obtained from Physalis angulata using response surface approach

Abstract: Total polyphenols content (TPC), including flavonoids (rutin, mangiferin and kaempferol) and phenolic acids (gallic, caffeic and ellagic acid) from Physalis angulata were recovered by Ultrasound-Assisted Extraction and quantified by UV–vis and HPLC analysis.

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Synergistic effect between oxides semiconductors and zeolites on photobleaching of RB250 textile dye

Abstract: The present work aims to evaluate the activity of semiconductor oxides (TiO2, Nb2O5 and ZnO) supported on NaA and NaY zeolites, as well as their synergistic effect on Reactive Blue Dye (RB250) photodegradation process. Prior to deposition, TiO2 particles size

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Influence of sugarcane variety and management on the mineral composition of vinasse from alembic cachaça

Abstract: Vinasse is the main waste of the productive activity of fermentative processes for ethanol and cachaça production due to the large volume generated, but little is known about the composition of vinasse from alembic cachaça. The present study evaluated the inf

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A genetic algorithm and variable neighborhood search for the unrelated parallel machine scheduling problem with sequence dependent setup time

Abstract: This paper presents the evaluation of two metaheuristics to solve the Unrelated Parallel Machine Scheduling Problem with Sequence Machine Dependent Setup Time. Considering such a problem, there is no relation between the time to process each task and the mach

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Transient dynamic analysis of the high-specific-strength steel jacket with extreme wave and vessel impact load
Aidin Kazemi Daliri Sepanta Naimi

Abstract: Fixed offshore jackets are principal substructures widely used in offshore industries. An accurate consideration in finding an advantageous alternative to traditional steel material in the construction of this essential structure could be very efficient. The

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Lacunarity analysis of daily rainfall data in Pernambuco, Brazil

Abstract: Here we report a study of the temporal variation in daily rainfall recorded at meteorological stations in the state of Pernambuco, Brazil using the method of lacunarity to evaluate dry spell distribution. Results indicate coastal region rainfall has lower lac

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Efficiency of the treatment system of wastewater at a kennel

Abstract: Abandoned canine on streets have been an increasing issue in the majority of Brazilian cities. In order to decrease this problem, many countries have created kennels, which are unities reserved to shelter dogs. The animal confinements produce a huge amount of

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Artificial neural networks to control chlorine dosing in a water treatment plant

Abstract: Artificial neural networks in the multivariable control of chlorine dosing in the post-chlorination stage in a water treatment plant in the Greater São Paulo, Brazil, are analyzed. The plant has constant fluctuations in chlorine demand caused by natural influ

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Numerical simulation of twisted tapes fitted in circular tube consisting of alternate axes and regularly spaced tapes

Abstract: A comparative investigation of enhanced heat transfer and friction factor by insertion of twisted tapes consisting of alternate axes and regularly spaced tapes in a round tube under wall heat flux condition is presented in this paper. This effort encompassed

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Statistical evaluation of models for sorption and desorption isotherms for barleys

Abstract: This study presents a novel approach to evaluate water sorption and desorption isotherm modeling consisting in statistical evaluation of the fit followed by the ranking of the models. Water sorption and desorption isotherms for BRS Elis and BRS Cauê barley cu

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Langmuir adsortion isotherm with regular and irregular autoregressive error structures

Abstract: The Langmuir isotherm is a nonlinear regression model, being one of the most applied in adsorption studies. In this type of study, the data are collected over time, which can provide correlated errors; in addition, the collection is not always done in an equi

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Evaluation of the density, volatility and anti-knock rating physical-chemical properties of alternative butanol/gasoline fuel blends

Abstract: Butanol, popularly known as butyl alcohol, has been recently recognized by researchers from around the world as a promising component for use in blends with gasoline, because of its very similar physical-chemical properties. In this study, butan-1-ol (org.sii

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Chemical changes in Prata-Anã banana stored under reduced O2 and increased CO2 levels

Abstract: Banana has high respiratory rate, which reduces its storage time. This study evaluated the chemical characteristics of Prata-Anã banana stored under reduced O2 and increased CO2 levels, in order to slow down the ripening. The atmospheres were settled at 1, 3

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Criterios Altamente Valorados / Criterios Deseables Criterios Cualitativos
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