72 research outputs found

    Nursing Professional Self-Concept: A Scoping Review Protocol

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    Nurses are considered one of the largest professional groups in healthcare, generating positive health outcomes for people at various stages of life. A significant impact on the construction of the professional self—or professional self-concept—is considered to exist through the educational process, influenced by factors such as the family and societal expectations often presented by teachers, tutors, and peers. Improving professional self-concept in nursing can offer specific gains in personal, relational, social, and interpersonal communication skills, favoring evolution in the academic and clinical path. This scoping review aims to map the literature related to the state of knowledge regarding professional self-concept in nursing. This scoping review will follow JBI recommendations with the PCC mnemonic and report its findings through PRISMA-ScR using a specific instrument made by the researchers. Providing healthcare complying with high scientific standards requires the professional to have enough self-confidence in his work and skills. The explicit acknowledgement of professional self-concept is essential for any educational tutor or experienced mentor to promote mental health and academic and professional performance.info:eu-repo/semantics/publishedVersio

    INFLUÊNCIA DO DIAFRAGMA NO TRATAMENTO PRESERVATIVO DE DUAS ESPÉCIES DE BAMBU POR SUBSTITUIÇÃO DE SEIVA

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    This research aimed to evaluate the influence of removing the diaphragm on the quality of the preservative treatment of bamboo culms of Dendrocalamus giganteus and Bambusa vulgaris submitted to sap displacement method. The bamboos were collected in clumps in Alegre and Jerônimo Monteiro, south of Espírito Santo state, Brazil. The stems were sectioned in culms of 2.0 m in length. One part of the culms had the diaphragm removed while in the other they were kept unbroken. The culms were treated in  soutions of 1% and 3% of active ingredients (a.i.) of a product based on copper, chromated copper borate (CCB). The culms were kept in the solution for 5, 10 and 15 days. The preservative treatment quality was evaluated by means of penetration and retention of CCB in culms. There was greater penetration of copper and boron at the base of the culms, the removing of the diaphragm provided greater movement of the solution in the culms and the retention was, for most treatment conditions, below than the one recommended by Brazilian standards for wood preservative treatment.RESUMOEsta pesquisa teve como objetivo avaliar a influência da remoção do diafragma na qualidade do tratamento preservativo de colmos de bambu das espécies Dendrocalamus giganteus e Bambusa vulgaris submetidos ao método de substituição de seiva. Os bambus foram colhidos em touceiras em Alegre e Jerônimo Monteiro, Sul do Espírito Santo. As hastes foram secionadas em colmos de 2,0 m de comprimento. Uma parte dos colmos teve o diafragma removido, enquanto na outra foram mantidos intactos. Os colmos foram tratados em soluções de 1 e 3% de ingredientes ativos (i.a.) de borato de cobre cromatado (CCB). Os colmos foram mantidos na solução por 5, 10 e 15 dias. Foi avaliada a qualidade do tratamento preservativo por meio da penetração e da retenção do CCB nos colmos. Houve maior penetração de cobre e boro na base dos colmos, a remoção do diafragma proporcionou maior movimentação da solução nos colmos e a retenção obtida ficou, para a maioria das condições testadas, abaixo daquela recomendada pelas normas brasileiras para o tratamento preservativo da madeira

    INFLUENCE OF DIAPHRAGM IN THE PRESERVATIVE TREATMENT OF TWO BAMBOO SPECIES BY SAP DISPLACEMENT METHOD

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    Esta pesquisa teve como objetivo avaliar a influ\ueancia da remo\ue7\ue3o do diafragma na qualidade do tratamento preservativo de colmos de bambu das esp\ue9cies Dendrocalamus giganteus e Bambusa vulgaris submetidos aom\ue9todo de substitui\ue7\ue3o de seiva. Os bambus foram colhidos em touceiras em Alegre e Jer\uf4nimo Monteiro, Sul do Esp\uedrito Santo. As hastes foram secionadas em colmos de 2,0 m de comprimento. Uma parte dos colmos teve o diafragma removido, enquanto na outra foram mantidos intactos. Os colmos foram tratados em solu\ue7\uf5es de 1 e 3% de ingredientes ativos (i.a.) de borato de cobre cromatado (CCB). Os colmos foram mantidos na solu\ue7\ue3o por 5, 10 e 15 dias. Foi avaliada a qualidade do tratamento preservativo por meio da penetra\ue7\ue3o e da reten\ue7\ue3o do CCB nos colmos. Houve maior penetra\ue7\ue3o de cobre e boro na base dos colmos, a remo\ue7\ue3o do diafragma proporcionou maior movimenta\ue7\ue3o da solu\ue7\ue3o nos colmos e a reten\ue7\ue3o obtida ficou, para a maioria das condi\ue7\uf5es testadas, abaixo daquela recomendada pelas normas brasileiras para o tratamento preservativo da madeira.This research aimed to evaluate the influence of removing the diaphragm on the quality of the preservative treatment of bamboo culms of Dendrocalamus giganteus and Bambusa vulgaris submitted to sap displacement method. The bamboos were collected in clumps in Alegre and Jer\uf4nimo Monteiro, south of Esp\uedrito Santo state, Brazil. The stems were sectioned in culms of 2.0 m in length. One part of the culms had the diaphragm removed while in the other they were kept unbroken. The culms were treated in soutions of 1% and 3% of active ingredients (a.i.) of copper, chromated copper borate (CCB). The culms were kept in the solution for 5, 10 and 15 days. The preservative treatment quality was evaluated by means of penetration and retention of CCB in culms. There was greater penetration of copper and boron at the base of the culms, the removing of the diaphragm provided greater movement of the solution in the culms and the retention was, for most treatment conditions, below than the one recommended by Brazilian standards for wood preservative treatment

    Qualidade do carvão vegetal para o consumo doméstico

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    The present work aimed to analyze the quality of charcoal, aimed at domestic consumption, sold in the following municipalities of the state of Espírito Santo: Alegre; Jerônimo Monteiro and Cachoeiro de Itapemirim. Charcoal characteristics such as apparent relative density, humidity, volatile material content, ash content, fixed carbon content, higher calorific value, elemental analysis were analyzed and the results compared with the parameters required by the State Premium Seal. from Sao Paulo. Only one sample in the municipality of Alegre and another sample in the municipality of Jerônimo Monteiro did not present satisfactory quality for domestic consumption. In the municipality of Cachoeiro de Itapemirim, all samples presented better physical and chemical qualities, on average, when compared to the charcoals sold in the other two municipalities, however, they did not meet the Premium Seal specifications due to the high humidity.O presente trabalho teve como objetivo analisar da qualidade do carvão vegetal, voltado para o consumo doméstico, comercializado nos seguintes municípios do Estado do Espírito Santo: Alegre; Jerônimo Monteiro e Cachoeiro de Itapemirim. Foram analisadas características do carvão vegetal, tais como a densidade relativa aparente, umidade, teor de materiais voláteis, teor de cinzas, teor de carbono fixo, poder calorífico superior, análise elementar e os resultados foram comparados com os parâmetros exigidos pelo Selo Premium do Estado de São Paulo. Verificou-se que, apenas uma amostra no município de Alegre e outra amostra no município de Jerônimo Monteiro não apresentaram qualidade satisfatória para o consumo doméstico. Já no município de Cachoeiro de Itapemirim, todas as amostras apresentaram melhores qualidades físicas e químicas, em média, quando comparado aos carvões comercializados nos outros dois municípios, todavia, não atendiam às especificações do Selo Premium em razão da alta umidade

    INFLUÊNCIAS DA ESPÉCIE, TRATAMENTO PRESERVATIVO E ADESIVOS NAS PROPRIEDADES FÍSICAS DO BAMBU LAMINADO COLADO

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    This work aimed to evaluate the physical properties of laminated bamboo lumber - LBL in relation to species, preservative treatments and adhesive employed. Laths of Dendrocalamus giganteus and Bambusa vulgaris bamboos with over the age of three years old were produced. Some of the laths were immersed in water and the other in solution of disodium octaborate tetrahydrate (Na2B8O134H2O) - Timbor, with 2% concentration, during 15 days. After treated and air season, the laths were transformed into strips with dimensions of 0.5 x 3.0 x 45 cm (thickness x width x length) and employed in the manufacture of laminated bamboo lumbers. The adhesives used for gluing the strips were the basis of polymer isocyanate emulsion (PIE), melamine urea formaldehyde (MUF), polyvinyl acetate cross (PVAc) and resorcinol formaldehyde (RF). The preservative treatments and the adhesives did not influence the densities of LBLs manufactured with Dendrocalamus giganteus. For the Bambusa vulgaris, the densities of LBLs were affected by the type of adhesive. It was observed that the LBLs manufactured with Dendrocalamus giganteus had a higher dimensional stability than those produced with the Bambusa vulgaris. The MUF and RF adhesives have given greater dimensional stability to the BLCs produced with both species of bamboo. The LBLs adhered with EPI or PVA had greater delamination, regardless the species of bamboo and the preservative treatment, not being suitable for external uses.Este trabalho teve como objetivo avaliar as propriedades físicas de laminados colados de bambu quanto à espécie, tratamento preservativo e adesivos utilizados. Foram produzidas ripas com os bambus das espécies gigante (Dendrocalamus giganteus) e vulgar (Bambusa vulgaris) com idade superior a três anos. Uma parte das ripas foi imersa em água e a outra em solução de octaborato de dissódio tetra-hidratado (Na2B8O13.4H2O) - Timbor, com 2% de concentração, durante 15 dias. Depois de tratadas e secas ao ar, as ripas foram transformadas em taliscas com dimensões de 0,5 x 3,0 x 47 cm (espessura x largura x comprimento) e empregadas na confecção dos bambus laminados colados (BLCs). Os adesivos utilizados na colagem das taliscas foram à base de emulsão de isocianato polimérico (EPI), melamina-ureia-formaldeído (MUF), acetato de polivinila lincado (PVAc) e resorcinol-formaldeído (RF). Os tratamentos preservativos e os adesivos não influenciaram as densidades dos BLCs confeccionados com bambu-gigante. Para o bambu-vulgar, as densidades dos BLCs foram afetadas pelo tipo de adesivo. Observou-se que os BLCs confeccionados com bambu-gigante tiveram maior estabilidade dimensional que aqueles produzidos com bambu-vulgar. Os adesivos MUF e RF conferiram maior estabilidade dimensional aos BLCs produzidos com ambas as espécies de bambu. Os BLCs aderidos com EPI ou PVA tiveram maior delaminação, independentemente da espécie de bambu e tratamento preservativo empregado, não sendo indicados para usos externos

    Avaliação energética da maravalha gerada em uma serraria de pequeno porte

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    The work was aimed at making the quantification and qualification of the energy generated in a sawmill shavings in the city of Jerônimo Monterio/ES, this material was composed of a mixture of different woods. Technical visits were made at the mill twice a month with the intention of performing the quantitative analysis, which was calculated from a container known, and to collect three samples for the performance of moisture, bulk density, chemical analysis, ash content, elemental chemical analysis and calorific value. It was concluded that the bulk density of wood shavings is considered suitable for production of briquette, and from other analysis showed that this residue is suitable for energy production. The owner of the sawmill might use this material as an energy source, thus minimizing their spending, and prevent environmental damage.O trabalho teve como objetivo realizar a quantificação e qualificação energética da maravalha gerada em uma serraria do município de Jerônimo Monteiro/ES, esse material foi composto por uma mescla de diversas madeiras. Foram realizadas visitas técnicas na serraria duas vezes por mês com intuito da realização da análise quantitativa, e para a coleta de três amostras para a realização das análises de umidade, densidade a granel, análise química, teor de cinzas, análise elementar e o poder calorífico. Concluiu-se que a densidade a granel da maravalha analisada é apropriada para produção de briquete, verificou-se que este resíduo é adequado para a produção de energia

    INFLUENCES OF SPECIES, PRESERVATIVE TREATMENT AND ADHESIVES ON PHYSICAL PROPERTIES OF LAMINATED BAMBOO LUMBER

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    This work aimed to evaluate the physical properties of laminated bamboo lumber - LBL in relation to species, preservative treatments and adhesive employed. Laths of Dendrocalamus giganteus and Bambusa vulgaris bamboos older than three years were produced cross-linked polyvinil acetate (PVAc) the other in solution of disodium octaborate tetrahydrate (Na2B8O134H2O) - Timbor, with 2% concentration, during 15 days. After treated and air season, the laths were transformed into strips with dimensions of 0.5 x 3.0 x 45 cm (thickness x width x length) and employed in the manufacture of laminated bamboo lumbers. The adhesives used for gluing the strips were the basis of polymer isocyanate emulsion (PIE), melamine urea formaldehyde (MUF), polyvinyl acetate cross (PVAc) and resorcinol formaldehyde (RF). The preservative treatments and the adhesives did not influence the densities of LBLs manufactured with Dendrocalamus giganteus. For the Bambusa vulgaris, the densities of LBLs were affected by the type of adhesive. It was observed that the LBLs manufactured with Dendrocalamus giganteus had a higher dimensional stability than those produced with the Bambusa vulgaris. The MUF and RF adhesives have given greater dimensional stability to the BLCs produced with both species of bamboo. The LBLs adhered with EPI or PVA had greater delamination, regardless the species of bamboo and the preservative treatment, not being suitable for external uses.Este trabalho teve como objetivo avaliar as propriedades f\uedsicas de laminados colados de bambu quanto \ue0 esp\ue9cie, tratamento preservativo e adesivos utilizados. Foram produzidas ripas com os bambus das esp\ue9cies gigante ( Dendrocalamus giganteus ) e vulgar ( Bambusa vulgaris ) com idade superior a tr\ueas anos. Uma parte das ripas foi imersa em \ue1gua e a outra em solu\ue7\ue3o de octaborato de diss\uf3dio tetra-hidratado (Na2B8O13.4H2O) - Timbor, com 2% de concentra\ue7\ue3o, durante 15 dias. Depois de tratadas e secas ao ar, as ripas foram transformadas em taliscas com dimens\uf5es de 0,5 x 3,0 x 47 cm (espessura x largura x comprimento) e empregadas na confec\ue7\ue3o dos bambus laminados colados (BLCs). Os adesivos utilizados na colagem das taliscas foram \ue0 base de emuls\ue3o de isocianato polim\ue9rico (EPI), melamina-ureia-formalde\ueddo (MUF), acetato de polivinila lincado (PVAc) e resorcinol-formalde\ueddo (RF). Os tratamentos preservativos e os adesivos n\ue3o influenciaram as densidades dos BLCs confeccionados com bambu-gigante. Para o bambu-vulgar, as densidades dos BLCs foram afetadas pelo tipo de adesivo. Observou-se que os BLCs confeccionados com bambu-gigante tiveram maior estabilidade dimensional que aqueles produzidos com bambu-vulgar. Os adesivos MUF e RF conferiram maior estabilidade dimensional aos BLCs produzidos com ambas as esp\ue9cies de bambu. Os BLCs aderidos com EPI ou PVA tiveram maior delamina\ue7\ue3o, independentemente da esp\ue9cie de bambu e tratamento preservativo empregado, n\ue3o sendo indicados para usos externos
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