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Now showing items 7621-7640 of 7701
Avaliação do desgaste microabrasivo de aços ferramenta para fabricação de roscas de extrusoras
(2024-01-12)
This work aimed to study the abrasive wear resistance, microstructure, and hardness of two sintered tool steels (Böhler S790 Microclean and Uddeholm Vanadis 8). This behavior was compared with that of two tool steels ...
Influência do tamanho de partícula de grafite sintético no desempenho de lonas de freio
(2024-01-09)
This paper presents research that evaluated the effects of three synthetic graphites with different particle sizes in the composition of a friction material used in commercial vehicle brake linings. The study focused on ...
Percepções de jogadoras de futebol com relação à prática da modalidade em duas equipes da Serra Gaúcha
(2023-12-22)
The objective of this study was to verify the perceptions of female football players regarding the practice of the sport in two teams from Serra Gaúcha. For this purpose, we opted for a qualitative, descriptive, cross-sectional ...
Fatores de influência na contratação de personal trainers em duas cidades da Serra Gaúcha – percepção dos clientes
(2023-12-22)
The objective of this research was to verify what were the influencing factors in hiring personal trainers in two cities in Serra Gaúcha on customer perception. This study is characterized by being quantitative, descriptive ...
Hipertensão materna como preditora de alteração da pressão arterial em coorte de prematuros de muito baixo peso
(2024-06-11)
Introduction: The prevalence of cardiovascular diseases has shown a significant increase in children, adolescents and young people in recent years. Intrauterine fetal exposure to hypertension seems to lead to greater risks ...
Instrumentos jurídicos e econômicos de enfrentamento da degradação ambiental gerada pela prática da obsolescência programada na sociedade de consumo
(2016-12-02)
The research shows an analysis of programmed obsolescence practice as motivational tool consumption in modern society. Introduced furtively in the economic system, planned obsolescence is responsible for a number of ...
Estudo das fontes de energia alternativas renováveis com análise de zoneamento para um desenvolvimento sustentável à luz do direito e da ciência
(2014-07-04)
The objectives of this scientific research are to analyze the current Brazilian energy matrix, based on data suitable, and to evaluate the viability of different forms of renewable energy, as alternatives to provides an ...
Jurisdição ambiental : o contrato social e sua expressão no direito fundamental ao meio ambiente ecologicamente equilibrado
(2016-10-20)
The environmental jurisdiction, to be effective, must be based on consideration of the social contract and its expression in the Constitution with a primarily geared to the fundamental right to an ecologically balanced ...
Bioprodução de 2,3-butanodiol eem meio mineral contendo glicerol derivado da indústria de biodiesel
(2018-09-11)
2,3-butanediol (2,3-BDO) is a compound with potential to be used in different industrial segments, that can be obtained by traditional chemical synthesis or via fermentative processes from different carbon sources. Among ...
Modelagem PK/PD da daptomicina visando ao tratamento de bacteremias
(2019-03-07)
The main pathogens present in hospital bacteremias are Gram-positive. In this work we have obtained some limitations related to the difficulty in finding comparative studies referring to PK/PD models and the PK/PD index. ...
Efeitos de novaluron, glifosato e Metarhizium rileyi sobre o sistema imune, parâmetros biológicos e metabolismo redox de Anticarsia gemmatalis
(2018-09-13)
Success in implementing effective integrated pest management programs requires understanding the action mechanisms of control agents and agrochemicals on insects and their compatibility. Anticarsia gemmatalis (Hübner, 1818) ...
Determinação de resíduos de pesticidas em alimentos por cromatografia a líquido acoplada a analisadores de espectrometria de massas
(2019-05-18)
Contamination from pesticide residues has become a major concern due to the consequences to living things and the environment. On the other hand, in relation to agribusiness, pesticide residues have become a commercial ...
Controle biológico de "Cylindrocarpon" sp. e fusarium sp. em porta-enxertos de videira utilizando Bacillus sp.
(2019-02-21)
The Brazilian viticulture has been expanding to different regions and standing out in the
national economy. Despite significant advances in recent years, the culture has suffered serious problems with reduced productivity, ...
Utilização dos resíduos da elaboração de suco de uva orgânico na produção de farinhas e cogumelos comestíveis
(2016-06-21)
Although part of the waste generated from the production of grape juice and wine is used for the preparation of liquor, as animal feed or as fertilizer, good portion of these
is discarded in nature, and may cause environmental ...
Análise da integridade superficial no processo de fresamento do aço AISI P20 com ferramentas novas e recondicionadas
(2018-12-03)
The present work analyzed the effects of the treatment of the edge in new and reconditioned tools, with interaction in the application of MQL on the surface integrity in the concordant milling of the AISI P20 steel. ...
Análise de diferentes protocolos de aparelhos de tomografia computadorizada de feixe cônico na identificação de fraturas radiculares verticais
(2024-04-23)
The clinical and radiographic characteristics of root fractures resemble those of periodontal disease and endodontic failure, compromising the differential diagnosis even in more advanced cases. An early diagnosis of this ...
Preparação e caracterização de membranas impregnadas com nanopartículas de prata e cobre e sua aplicação na desinfecção da água
(2016-06-21)
The contamination and the improper use of water linked to the population growth have caused concern on the part of the legislation, which has been leading to the study of new technologies that aim the treatment, reuse and ...
O imaginário sobre a criança nos contos maravilhosos dos Irmãos Grimm
(2024-06-13)
This work aims to investigate how the concept of the imaginary of a child is represented in the fairy tales of the Grimm Brothers. This research is bibliographical, with the analytical-interpretative method, using articles, ...