Documentos - CUFEI: Recent submissions
Itens para a visualização no momento 341-360 of 2182
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Tribology and Crystallinity in pivot bearings of Ventricular Assist Devices
(2020-03-05)Ventricular Assist Devices are blood pumps used in patients with Congestive Heart Failure who are waiting for a heart transplant. They aim to assist the ventricle to pump out blood in physiological circulation by increasing ... -
A Recycling-Focused Assessment of the Oxidative Thermomechanical Degradation of HDPE Melt Containing Pro-oxidant
(2019-12-21)This study shows the effect of a pro-oxidant (oxo-biodegradable) additive on the oxidative thermomechanical degradation of high-density polyethylene (HDPE). It also allows us to predict the behavior of the material when ... -
Thermomechanical treatment and corrosion resistance correlation in the AA2198 Al-Cu-Li alloy
(2019-07-04)The influence of T3, T8 and T851 thermomechanical treatments on the microstructure and corrosion resistance of the AA2198 was investigated. Differential scanning calorimetry and scanning electron microscopy were used for ... -
AISI 310 Stainless Steel Formed by Gelcasting: An Alternative Manufacturing Method
(2020-10-05)This work evaluates the microstructure and the yield strength under compression at room temperature and at 800°C of specimens prepared with AISI 310 stainless steel powder (D50 = 10 μm), manufactured by gelcasting. Parts ... -
Effects of Milling pH and Hydrothermal Treatment on Formation of Nanostructured Boehmite Binder for Alumina Extrusion
(2017-07-05)The in situ formation of nanostructured aluminum hydroxides on the surface of alumina particles, which can work as inorganic binder, was reported in this paper.Theeffect of the suspension pH during milling of alumina ... -
Synthesis and Characterization of SrO-Supported Al2</sub>O3</sub> Applied as Heterogeneous Catalys
(2012-08-05)In this work, samples of 15 mol% Sr-doped Al2O3 were synthesized by Pechini's method and calcined at 900°C. DRX analysis showed that only corundum phase is present, and no shift on the main peaks was observed, suggesting ... -
Reusing Ionomer Scraps as Impact Modifier in Polyamide 6
(2020-07-27) -
Retardation effect of nanohydroxyapatite on the hydrolytic degradation of poly (lactic acid)
(2020-07-07)Poly (lactic acid) (PLA) and PLA/nanohydroxyapatite (nHA) composites, containing 2 wt% and 5 wt% of nHA were subjected to in vitro hydrolytic degradation tests in saline phosphate solution at different temperatures (37°C, ... -
A new Requirements Engineering approach for Manufacturing based on Petri Nets
(2019-11-02)Manufacturing systems are going through strategic changes to move from current massive customization production process towards new digital models - also called Industry 4.0. Process planning for this new approaches demand ... -
Recent Nature-Inspired Algorithms for Medical Image Segmentation Based on Tsallis Statistics
(2020-03-09)Recently, many algorithms have emerged inspired by the biological behavior of animal life to deal with complicated applications such as combinatorial optimization. One of the most critical discussions involving these ... -
Planejamento de Ações para Automação Inteligente da Manufatura
(2002-12-05)Este artigo investiga o uso do sistema FAR-OFF na área da Automação da Manufatura. O sistema FAR-OFF possui característica similar aos sistemas de planejamento baseado em busca heurística, os quais têm apresentado excelentes ... -
Auto-Atendimento versus Atendimento Pessoal no Setor Bancário: um estudo exploratório sob a ótica dos estudantes universitários
(2005-10-05)Este éumestudoexploratóriodosetorde serviços,mais especificamente do setor bancário. Nele procuramos levantar e mensurar, por meio de dimensões de qualidade (Aparência Física, Confiabilidade, Rapidez de Resposta, Segurança ... -
INOVAÇÃO VERDE: Produtos e processos como fator de vantagem competitiva
(2019-08-01)O objetivo desse estudo foi analisar emque medida a inovação verde se constitui como fator de vantagem competitiva para as organizações.Foi realizado um estudo quantitativo em uma indústria do setor ... -
Tensões organizacionais inerentes como elemento distintivo a natureza dos negócios sociais
(2019-04-12)Os Negócios Sociais (NS) são como organizações lucrativas e possuem, simultaneamente, um propósito social e, em alguns casos, ambiental. A necessidade de conciliar esses objetivos pode fazer com que os NS sofram ... -
Sistema de monitoramento para industria agro utilizando IoT
(2021-06-27)Devido ao seu grande poderio no agronegócio, o Brasil é reconhecido mundialmente não apenas por tal feito, mas também por ter o grande consumo de água como um de seus reveses. Setenta porcentode ... -
Desenvolvimento e implementação de um sistema equalizador paramétrico
(2021-06-27)O tráfego de informações do mundo atual conta com múltiplas tecnologias e soluções que viabilizama troca de dados, tais como números, palavras, imagens, áudio e vídeo. O principal alicerce que possibilita todo este ... -
Green Innovation: complexidades e revelações a partir da literatura internacional
(2018-04-30)A complexidade que envolve o tema Green Innovation [GI] no campo acadêmico, devido ao seu caráter emergente, a presença desse tópico de pesquisa em periódicos internacionais com Fator de Impacto na área de Administração ... -
THE ROLES OF EXTERNAL EMBEDDEDNESS AND INSTITUTIONAL DISTANCE IN THE SUBSIDIARY PRODUCT/PROCESS INNOVATION AND R&D CAPACITY
(2020-09-30)Purpose – This study aims to look at the relationship of external embeddedness and institutional distance (governance aspects) with the foreign subsidiary research and development (R&D) capacity. Furthermore, it examines ... -
Leveraging digital knowledge ecosystem framework implementation: Case study: Aligning knowledge management and innovation goals for agricultural aerial pest control
(2016-03-24)This article puts forward a process model for information gathering, planning and execution for decision making in relation to thetechnological approach in agricultural pest control. The proposed model was tested on aerial ...