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Aproximadamente 45 registro(s) hasta el momento: (journal)

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11.

Evaluation of extracts of Moringa oleifera Lam seeds obtained with NaCl and their effects on water treatment - doi: 10.4025/actascitechnol.v34i3.9605,
Madrona, Grasiele Scaramal; Universidade Estadual de Maringá - Branco, Ivanise Guilherme - Seolin, Vanessa Jurca; Universidade Estadual de Maringá - Alves Filho, Benicio de Abreu; Universidade Estadual de Maringá - Fagundes-Klen, Marcia Regina; Universidade Estadual do Oeste do Paraná - Bergamasco, Rosangela; Universidade Estadual de Maringá

Formato:	, Moringa oleífera Lam, água potável, coagulação/floculação., ,
Enlaces:	Several natural coagulants have been studied for use in water treatment. The seed of Moringa oleifera Lam, for example, is a natural coagulant whose extract has been mentioned as effective not only for removing color, turbidity, and compounds with absorption…
Fecha:	2012-05-28
Recurso:	Acta Scientiarum. Techonology

Recurso libre

12.

Environmental fragility and susceptibility mapping using geographic information systems: applications on Ribeirão do Pinhal watershed (Limeira, State of São Paulo) - doi: 10.4025/actascitechnol.v34i4.10005
Adami, Samuel Fernando; Centro de Solos e Recursos Ambientais, Instituto Agronômico - Coelho, Ricardo Marques; Centro de Solos e Recursos Ambientais, Instituto Agronômico - Chiba, Márcio Koiti; Centro de Solos e Recursos Ambientais, Instituto Agronômico - Moraes, Jener Fernando Leite de; Centro de Solos e Recursos Ambientais, Instituto Agronômico

Formato:	, ,
Enlaces:	This paper presents the results of integrated environmental analysis of the Ribeirão do Pinhal drainage basin, undertaken with geographic information systems and spatial analysis techniques. The empirical analysis of environmental fragility methodology was used to identify areas that require more…
Fecha:	2012-10-02
Recurso:	Acta Scientiarum. Techonology

Recurso libre

13.

Monitoring of toxic chemical in the basin of Maringá stream - doi: 10.4025/actascitechnol.v34i3.10302
Freire, Rosane; Universidade Estadual de Maringá - Schneider, Roselene Maria; Universidade Estadual de Maringá - Freitas, Fabrício Hernandes de; Universidade Estadual de Maringá - Bonifácio, Cássia Maria; Universidade Estadual de Maringá - Tavares, Célia Regina Granhen; Universidade Estadual de Maringá

Formato:	, monitoramento; análises laboratoriais,
Enlaces:	This study aimed to track the spatial and temporal variations of toxic chemical compounds, such as the metals Al, Cd, Pb, Cu, Cr, Mn, Zn and the pesticide glyphosate, in Maringá stream and in a stretch of Pirapó river. The…
Fecha:	2012-05-28
Recurso:	Acta Scientiarum. Techonology

Recurso libre

14.

Influence of flow direction in the performance of anaerobic filters - doi: 10.4025/actascitechnol.v34i2.10353
Fia, Ronaldo; Universidade Federal de Lavras - Schuery, Filipe Cruz; Universidade Federal de Viçosa - Matos, Antonio Teixeira de; Universidade Federal de Viçosa - Fia, Fátima Resende Luiz; Universidade Federal de Lavras - Borges, Alisson Carraro; Universidade Federal de Viçosa

Formato:	, , tratamento de efluentes; degradação anaeróbia; Saneamento
Enlaces:	This work aimed to evaluate the performance of similar anaerobic filters operating with opposite wastewater flows, and compare mathematical models that describe the kinetics of organic matter degradation in both. Two pilot-scale filters were fed with domestic effluent – one…
Fecha:	2012-03-07
Recurso:	Acta Scientiarum. Techonology

Recurso libre

15.

Item response theory in the production of indicators of socioeconomic metropolitan region of Maringá, Paraná State, Brazil - doi: 10.4025/actascitechnol.v34i4.10478,
Silva, Vanessa Rufino da; Universidade Estadual de Maringá - Previdelli, Isolde Terezinha Santos; Universidade Estadual de Maringá

Formato:	, , ,
Enlaces:	This study aimed to identify and produce through models of Item Response Theory (IRT) a socio-economic indicator based in the items observed in 2000 Census, following the methodology by Soares (2005). By the IRT Methodology, this indicator, as a latent…
Fecha:	2012-10-02
Recurso:	Acta Scientiarum. Techonology

Recurso libre

16.

Production and application of porous membrane for removal of contaminants in treated water - doi: 10.4025/actascitechnol.v34i4.10492,
Susuki, Flávia Fernanda Mayumi; Universidade Estadual de Maringá - Bergamasco, Rosângela; Universidade Estadual de Maingá - Tavares, Célia Célia Regina; Universidade Estadual de Maringá - Baldasso, Thiago; Universidade Estadual de Maringá

Formato:	, membrana polimérica, ,
Enlaces:	Due to several factors caused by urban and industrial growth worldwide, water supply problems have become increasingly complex, with difficult and costly solutions. The use of membrane filters is one of the newest unit operation options being incorporated into the…
Fecha:	2012-10-02
Recurso:	Acta Scientiarum. Techonology

Recurso libre

17.

Development of cassava cake enriched with its own bran and Spirulina platensis - doi: 10.4025/actascitechnol.v34i4.10687,
Navacchi, Meire Franci Polonio; Universidade Estadual de Maringá - Carvalho, João Carlos Monteiro de; Universidade de São Paulo - Takeuchi, Katiuchia Pereira; Universidade Federal de Goiás - Danesi, Eliane Dalva Godoy; Universidade Estadual de Maringá

Formato:	, , , análise sensorial
Enlaces:	The cassava cake was developed enriching it with a biomass of Spirulina platensis and a type of bran made out of its own starch. This biomass, a part from being rich in protein, also contains vitamins, essential fatty acids and…
Fecha:	2012-10-02
Recurso:	Acta Scientiarum. Techonology

Recurso libre

18.

Evaluation of nitrite accumulation in biological treatment systems, aiming at shortcut denitrification - doi: 10.4025/actascitechnol.v34i3.10798,
Hossaka, André Luiz; Universidade Estadual de Londrina - UEL - Fernandes, Fernando; Universidade Estadual de Londrina - Silva, Sandra Márcia Cesário Pereira da; Universidade Estadual de Londrina - Lopes, Deize Dias; Universidade Estadual de Londrina

Formato:	, , ,
Enlaces:	Biological treatment of landfill leachate faces some difficulties by influence of some physical and chemical characteristics of this sort of effluent, which usually presents high levels of nitrogen – mainly ammonia nitrogen. High concentrations of ammonia nitrogen restrain biodegradation, requiring…
Fecha:	2012-05-28
Recurso:	Acta Scientiarum. Techonology

Recurso libre

19.

Hydrodynamic analysis of particle collection efficiency: comparing downflow and upflow filtration - doi: 10.4025/actascitechnol.v34i2.10803
Botari, Alexandre; Universidade Estadual de Maringá - UEM - Bernardo, Luiz di; Universidade de São Paulo - USP

Formato:	, modelagem matemática,
Enlaces:	Models of the filtration phenomenon describe the mass balance in bed filtration in terms of particle removal mechanisms, and allow for the determination of global particle removal efficiencies. These models are defined in terms of the geometry and characteristic elements…
Fecha:	2012-03-07
Recurso:	Acta Scientiarum. Techonology

Recurso libre

20.

Iota-carrageenans from Solieria filiformis (Rhodophyta) and their effects in the inflammation and coagulation - doi: 10.4025/actascitechnol.v34i2.11201,
Araújo, Ianna Wivianne Fernandes de; Universidade Federal do Ceará - Rodrigues, José Ariévilo Gurgel; Universidade Federal do Ceará - Vanderlei, Edfranck de Sousa Oliveira; Universidade Federal do Ceará - de Paula, Gabriela Almeida; Universidade Federal do Ceará - Lima, Ticiana de Brito; Universidade Federal do Ceará - Benevides, Norma Maria Barros; Universidade Federal do Ceará

Formato:	, , , bioproduto
Enlaces:	Biochemical analyses are important tools for discovering new bioactive compounds for medical clinic. This study aimed at isolating iota-carrageenans (ι-CARs) from Solieria filiformis (Rhodophyta) by enzymatic extraction (EE), refined hot-water extraction (RHWE) and hot-water extraction (HWE), and test (EE, s.c.)…
Fecha:	2012-03-07
Recurso:	Acta Scientiarum. Techonology