2,359 research outputs found

    Case on Fertilizer Inputs Negotiation

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    This study investigates a buyer-seller negotiation about the procurement of fertilizing inputs in the southern region of Brazil. The primary aim of this curriculum is to enhance the negotiation skills of business negotiators, academics, and practitioners. This finding was achieved via a singular case study including two contrasting parties and many topic domains. The primary findings of the study emphasize the need for improving integrative strategies, such as understanding the underlying interests of the opposing party and creating value, to achieve mutually advantageous agreements. The results of the research suggest that the observed consequences have the potential to be reproduced in other organizational settings, with a particular focus on power imbalances. The present investigation culminates in a comprehensive examination and suggestions for further scholarly inquiry

    A BUSCA PELA SATISFAÇÃO DO CRÉDITO TRIBUTÁRIO: protesto de CDA e os impactos no setor privado

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    A busca pela satisfação do crédito tributário é grande desafio da administração pública. A análise dos aspectos relevantes sobre a possibilidade do protesto da Certidão de Dívida Ativa (CDA) de natureza fiscal, a partir da correta interpretação do texto constitucionais se faz necessária num contexto de crise política e econômica. A confirmação da constitucionalidade do protesto pelo Supremo Tribunal Federal revela vários aspectos, tal como a possível caracterização de sanção política que impacta a atividade empresarial. Nesse ambiente de desestímulo da atividade econômica privada, o protesto de CDA de natureza fiscal se mostra como mais um ingrediente

    Inserções tibiais do ligamento cruzado posterior: anatomia topográfica e estudo morfométrico

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    ResumoObjetivoDescrever o formato, a localização e as medidas das inserções tibiais do ligamento cruzado posterior (LCP) para ajudar o cirurgião a criar túneis tibiais anatômicos, durante a reconstrução cirúrgica desse ligamento.Materiais e métodosEstudamos a anatomia topográfica e a morfometria das inserções tibiais do LCP em 24 peças anatômicas de joelhos. Fotografamos as inserções ligamentares nas peças anatômicas com uma câmera digital e usamos programa Image J para medir a área de inserção das bandas, em milímetros quadrados, e as distâncias entre pontos significativos, em milímetros.ResultadosEm 54,2% dos joelhos o formato das inserções foi côncavo; na maioria das peças (41,6%) o formato da inserção foi oval. A área média total da inserção tibial do LCP foi de 88,33 ± 21,66 mm2; a área média da inserção tibial da banda anterolateral (AL) foi de 46,79 ± 14,10 mm2 e da banda posteromedial (PM), de 41,54 ± 9,75 mm2.ConclusõesA banda AL tem uma área de inserção tibial maior do que a PM; as áreas de inserção dessas bandas em nosso estudo foram menores do que as encontradas na literatura. As variações da área de inserção tibial do LCP sugerem que deve haver indicação para reconstruções anatômicas desse ligamento com o uso do túnel tibial único ou duplo, de acordo com as características individuais.AbstractObjectiveTo provide anatomical and morphometric basis of the posterior cruciate ligament's tibial insertions in order to assist the creation of anatomical tibial tunnels, in the ligament surgical reconstruction.Material and methodsThe topographic anatomy and morphometry of the posterior cruciate ligament's anterolateral and posteromedial bundles’ tibial insertions were analyzed in 24 anatomical knee pieces. The pieces were photographed by a digital camera and the images obtained were studied by the software ImageJ, where the bundles’ insertion areas were measured in square millimeters, and the length of structures and the distances between significant points were measured in millimeters.ResultsIn 54.2% of the knees the insertion’ shape was concave; in most pieces (41.6%) the form of insertion was oval. The average posterior cruciate ligament's tibial insertion total area was 88.33 ± 21.66 mm2; the average anterolateral bundle's tibial insertion area was 46.79 ± 14.10 mm2 and it was 41.54 ± 9.75 mm2 for the posteromedial bundle.ConclusionsThe anterolateral bundle has a tibial insertion area larger than the posteromedial bundle; the insertion areas of those bundles in our study, were smaller than the ones found in the literature. The variations in the posterior cruciate ligament's tibial insertion area suggest that there should be an indication for anatomical reconstructions of this ligament using single or double tibial tunnels according to individual characteristics

    Changing the calculated surface area of wood samples to define drying schedules for Eucalyptus clones

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    The aim of this study was to determine how varying the inputted surface area value of wood samples would affect the determination of kiln-drying schedules using the drastic drying test. For this purpose, eight individuals of two Eucalyptus clones were selected. Specimens were obtained for drastic drying tests at 100 °C, to measure the basic density and to determine the initial moisture content. The initial and final temperatures and the drying potential were calculated in 100 mm × 50 mm × 10 mm samples, considering the surface area to be 130 cm² (Updated Method), in contrast to the surface area of 100 cm² that is commonly used in the method known as the Standard Method. Based on these findings, kiln-drying schedules were set for the lumber from each clone. Although the significant differences aforementioned, it was observed that the drying schedules developed by Standard Method and Updated Method are similar

    O USO DO BIM EM SISTEMAS MEP E SOLARES: PANORAMA DA PRODUÇÃO CIENTÍFICA RECENTE

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    Os problemas relacionados à sustentabilidade na construção civil podem ser vistos inicialmente pela ausência de um maior aproveitamento das informações inerentes de cada disciplina do projeto em uma edificação, afetando desde a etapa de execução com alterações de cronograma, custos e até escopo. Os sistemas conhecidos por complementares - mecânicos, elétricos e hidrossanitários (MEP) - compõem parte importante da obra, sendo foco de atenção por profissionais e empresas do setor de arquitetura, engenharia e construção (AEC). Assim também, a avaliação dos resultados energéticos a partir das características de envoltória da edificação, em especial a energia solar fotovoltaica é alvo de grande apelo à indústria da construção para melhores índices ligados à sustentabilidade. É sob este contexto, que esta pesquisa objetiva analisar o panorama da produção científica sobre a utilização da modelagem da informação da construção (do inglês BIM) em sistemas solares fotovoltaicos e sistemas elétricos, nos bancos de dados Science Direct, IEEE, Scopus e Web of Science. A pesquisa é considerada de natureza descritiva, com abordagem qualitativa, ao realizar técnicas de estudo por revisão sistemática. Os resultados permitiram entender a produção científica sobre o tema, com destaque à ordenação do processo BIM, as possibilidades e barreiras encontradas e a pouca abrangência direta ao tema com destaque ao Green-BIM e coordenação MEP

    Consumo colaborativo através de políticas de microcrédito ao agronegócio familiar sob a perspectiva do desenvolvimento sustentável e da livre concorrência

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    O presente artigo tem como objetivo analisar a conexão do consumo colaborativo com a implementação de políticas de microcrédito ao agronegócio familiar para a promoção do desenvolvimento social e econômico. Nesse cenário, com base no método dedutivo, na pesquisa documental e bibliográfica, o artigo examinará o agronegócio, sua importância para o desenvolvimento econômico nacional, mas também a difusão de suas relações que podem gerar a concentração de riquezas e a vulnerabilidade social. Em sequência, será observada a importância do microcrédito e do princípio da livre concorrência para o crescimento econômico e o desenvolvimento social. Após, será explorado o consumo colaborativo e a sua correlação com o microcrédito implementado ao agronegócio familiar de pequeno e médio porte, concluindo-se que o crescimento econômico do agronegócio baseado nas relações que enfraquecem o valor social do trabalho e o princípio da livre concorrência, não pode ser considerado desenvolvimento social, ao passo que, a implementação do microcrédito ao agronegócio familiar de pequeno e médio porte, além de incentivar desenvolvimento socioeconômico e a promoção da livre concorrência, em respeito ao valor social do trabalho, a livre iniciativa e à dignidade da pessoa humana, constitui-se como verdadeiro método de consumo colaborativo, através do desenvolvimento das atividades do agronegócio de forma solidária e sustentável, respeitando-se os princípios da descentralização e da sustentabilidade ambiental, social e econômic

    Monitoring of soil and atmospheric sensors with internet of things (IoT) applied in precision Agriculture / Monitorização de sensores do solo e atmosféricos com internet das coisas (IoT) aplicados em agricultura de precisão

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    This work consists in the development of a system for data acquisition of parameters in an agricultural application. For this, the system includes the monitoring of soil moisture and atmospheric sensors (temperature and relative humidity), in order to provide subsidies to farmers in decision-making, aiming at a future implementation of an automated irrigation system, with minimization of waste of water resources. Data acquisition is carried out by means of sensors connected to a microcontrolled system, and the signals are transmitted through a radio frequency module using LoRaWanTM protocol. Data is received at a gateway and made available in the cloud, applying Internet of Things (IoT) concepts, and can be monitored in real time in an academic interface. Additionally, the data can also be monitored through a simplified interface accessible through an app developed specifically for the application

    Validation of a 3d camera system for cycling analysis

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    Background: Kinematic analysis aimed toward scientific investigation or professional purposes is commonly unaffordable and complex to use. Objective: The purpose of this study was to verify concurrent validation between a cycling-specific 3D camera and the gold-standard 3D general camera systems. Methods: Overall, 11 healthy amateur male triathletes were filmed riding their bicycles with Vicon 3D cameras and the Retul 3D cameras for bike fitting analysis simultaneously. All 18 kinematic measurements given by the bike fitting system were compared with the same data given by Vicon cameras through Pearson correlation (r), intraclass correlation coefficients (ICC), standard error measurements (SEM), and Bland–Altman (BA) analysis. Confidence intervals of 95% are given. Results: A very high correlation between cameras was found on six of 18 measurements. All other presented a high correlation between cameras (between 0.7 and 0.9). In total, six variables indicate a SEM of less than one degree between systems. Only two variables indicate a SEM higher than two degrees between camera systems. Overall, four measures indicate bias tendency according to BA. Conclusions: The cycling-specific led-emitting 3D camera system tested revealed a high or very high degree of correlation with the gold-standard 3D camera system used in laboratory motion capture. In total, 14 measurements of this equipment could be used in sports medicine clinical practice and even by researchers of cycling studies

    Major evidence of nutrological regulation in obese patients with meta-inflammation: a systematic review

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    Introduction: Obesity stands out as a multifactorial disease that can cause several public health problems. There are 2.0 billion overweight and obese people in the world, and Brazil ranks fifth in the world. A healthy nutritional status promotes immune function and can prevent the onset of a serious inflammatory process and severe infections, especially in times of a pandemic such as COVID-19. Objective: It was to highlight the main clinical considerations of nutrological and dietary regulation in obese patients with marked inflammatory processes and meta-inflammation through a systematic review. Methods: The systematic review rules of the PRISMA Platform were followed. The research was carried out from August to September 2022 in Scopus, PubMed, Science Direct, Scielo, and Google Scholar databases. The quality of the studies was based on the GRADE instrument and the risk of bias was analyzed according to the Cochrane instrument. Results and Conclusion: A total of 127 articles were found. A total of 74 articles were fully evaluated and 29 were included and developed in the present systematic review study. Considering the Cochrane tool for risk of bias, the overall assessment resulted in 32 studies at high risk of bias and 25 studies that did not meet the GRADE. Research has shown that unbalanced dietary patterns, such as the Western diet, rich in simple sugars, refined carbohydrates, and saturated and trans fatty acids, lead to chronic inflammatory responses, increased fat deposits, and future comorbidities associated with overweight and obesity. Caloric restriction decreased polymerase chain reaction (PCR) in obese patients and diet administration over 12 weeks had a beneficial effect. Furthermore, obese patients with antioxidant supplementation had lower values of BMI, waist circumference, fasting blood glucose level, and insulin resistance homeostasis model assessment when compared to the placebo group, as well as lower total cholesterol levels, triglycerides, LDL, malondialdehyde and tumor necrosis factor-alpha. Supplementation of n-3 PUFA can significantly reduce serum PCR, tumor necrosis factor α (TNFα), and interleukin 6 (IL-6) concentrations

    Mobile App Interface Development for Tourism

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    This article aims to present the development of the interface creation process for a tourism application that works from a map, presenting several routes. Based on the usability principles, a scientific investigation was developed about the idea, the target audience to be served and the flow of screens. As a result, we obtained simple screens that were designed so that the user took as few steps as possible to reach his goal, making it easier to use and understand with the application. In conclusion, it was possible, putting into practice principles of usability and user experience, to obtain a satisfactory interface that fulfills its function
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