69 resultados para Interfaces interativas


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Essa coletânea reúne alguns trabalhos apresentados e discutidos no “Encontro internacional participação, democracia e políticas públicas: aproximando agendas e agentes”, realizado na Faculdade de Ciências e Letras da Unesp de Araraquara em abril de 2013. O encontro foi organizado pelo Grupo de Pesquisa Participação, Democracia e Políticas Públicas, formado por docentes e pesquisadores ligados ao Departamento de Antropologia, Política e Filosofia e também ao Departamento de Administração Pública desta faculdade. A proposta do encontro partiu do diagnóstico de ambos os departamentos da necessidade de se ampliar os debates que relacionem as temáticas da participação, das políticas públicas e da democracia no Brasil e na América Latina, no atual contexto de insuficiência das instituições políticas calcadas no âmbito da democracia liberal e de uma notória “crise da representação”. O livro foi dividido em três partes, “Ação coletiva e institucionalização: interfaces socioestatais”, que trata dos processos de institucionalização dos movimentos sociais; “Instituições participativas da teoria à implementação: dilemas e desafios”, sobre estratégias de governança; e “Participação como política e a política da participação: difusão, impactos, poder”, sobre políticas públicas e o trabalho das ONGs nas ações governamentais.

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Pós-graduação em Televisão Digital: Informação e Conhecimento - FAAC

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Pós-graduação em Televisão Digital: Informação e Conhecimento - FAAC

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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This work aims to present Appreciative Inquiry as a participative methodology and seeks to establish possible relationships with organizational communication. For this, we make a literature review about topics such as participation, participative planning, appreciative inquiry, it's basic concepts, it's methodology and possibilities. It also presents the fundamental concepts of communication and organizational culture and public relations, searching to highlight the perceived interfaces through the interrelation of concepts, the main references, authors such as Demo (1999), Gandin (1994) Brose (2010), Cooperrider and Whitney (2006), Varona (2004), Bordenave (1999), Kunsch (2002) and Marchiori (2013). In order to verify the applicability of this methodology, this paper also develops a qualitative study, using the technique of indepth research with the first Brazilian organization using Appreciative Inquiry: Nutrimental, a food company. The results of the application of AI in the organization are presented and then seeks to make the possible connections with the concepts of communication and organizational culture

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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The aim of the study was to evaluate the effect of thermal cycling on the shear bond strength of the porcelain/Ti-6Al-4V interfaces prepared by two different processing routes and metallic surface conditions. Polished and SiO2 particle abraded Ti-6Al-4V alloy and Triceram bonder porcelain were used to produce the interfaces. Porcelain-to-metal specimens were processed by conventional furnace firing and hot pressing. Thermal cycling was performed in Fusayama's artificial saliva for 5000 cycles between 5 +/- 1 and 60 +/- 2 degrees C. After thermal cycling, shear bond tests were carried out by using a custom-made stainless steel apparatus. The results were analyzed using t-Student test and non-parametric Kruskal-Wallis test (p<0.01). Most of the polished-fired specimens were fractured during thermal cycling; thus, it was not possible to obtain the shear bond strength results for this group. Sandblasted-fired, polished-hot pressed, and sandblasted-hot pressed specimens presented the shear bond strength values of 76.2 +/- 15.9, 52.2 +/- 23.6, and 59.9 +/- 22.0 MPa, respectively. Statistical analysis indicated that thermal cycling affected the polished specimens processed by firing, whereas a significant difference was not observed on the other groups. (C) 2015 Elsevier Ltd. All rights reserved.

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Objective: This confocal microscopy study evaluated the cement/dentin and cement/post interfaces along theroot canalwallswhenfiberglasspostswerebonded to dentin using different types of cements. Material & Methods: Thirty endodontically treated premolars were divided into 3 groups according to the adhesive materials used in the bonding procedure: Prime & Bond 2.1/Self Cure + Enforce, RelyX Unicem and RelyX Luting. Rhodamine B dye was incorporated in the luting materials for the cementation of the fiber glass posts (Exacto, Angelus) to dentin. Three transversal slices (apical, middle and coronal) were examined under confocal laser scanning microscopy. Statistical analysis was performed using the Kappa, Kruskal-Wallis and Dunnet tests, in a significance level of 5%. Results: The Prime & Bond 2.1/Self Cure + Enforce presented a uniform formation of tags in the dentin but gaps in the cement/dentin interface. The RelyX Unicem and RelyX Luting presented an adhesive interface with a fewer amount of gaps, but showed shorter tag formation than the Enforce system. All cements presented the same pattern of bubbles inside the cements. The RelyX Luting presented a greater amount of cracks inside the cement in comparison with the other cements in the coronal third, while no difference was observed between RelyX Unicem and Enforce. The RelyX Luting showed the lowest quantity of cement penetration into the post. Conclusion: In general, the quality of bonding interfaces of fiber posts luted to root canals was affected by both location and type of cement.

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A novel, easily renewable nanocomposite interface based on layer-by-layer (LbL) assembled cationic/anionic layers of carbon nanotubes customized with biopolymers is reported. A simple approach is proposed to fabricate a nanoscale structure composed of alternating layers of oxidized multiwalled carbon nanotubes upon which is immobilized either the cationic enzyme organophosphorus hydrolase (OPH; MWNT−OPH) or the anionic DNA (MWNT−DNA). The presence of carbon nanotubes with large surface area, high aspect ratio and excellent conductivity provides reliable immobilization of enzyme at the interface and promotes better electron transfer rates. The oxidized MWNTs were characterized by thermogravimetric analysis and Raman spectroscopy. Fourier transform infrared spectroscopy showed the surface functionalization of the MWNTs and successful immobilization of OPH on the MWNTs. Scanning electron microscopy images revealed that MWNTs were shortened during sonication and that LbL of the MWNT/biopolymer conjugates resulted in a continuous surface with a layered structure. The catalytic activity of the biopolymer layers was characterized using absorption spectroscopy and electrochemical analysis. Experimental results show that this approach yields an easily fabricated catalytic multilayer with well-defined structures and properties for biosensing applications whose interface can be reactivated via a simple procedure. In addition, this approach results in a biosensor with excellent sensitivity, a reliable calibration profile, and stable electrochemical response.

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This article aims to discuss how communication can contribute effectively with education in cyberculture, by design of educational environments that are configured according to the specific language of cyberspace. We consider digital technologies as language and therefore as forms of communication. As a theoretical basis, we use Peircean semiotics, for questions relating to language; the concept of technologies of intelligence, to the relation of the technique with digital media and the concepts of emergency and of transmiting architecture to think of cyberspace communication interfaces. We made a brief reflection on the political, administrative, social, cultural and economic problems that hinder the development of more appropriate forms of education for cyberculture. Then we point out some similarities between the fields of education and communication and made some observations about qualities of digital media that can contribute to a mbetter use of it as an educational tool. Finally, we indicate an educational and communicational gaming approach as a possible way to make communication technologies interactive audiovisual interfaces, able to educate in the age of cyberculture.

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This paper presents proposals for the use of interactivity in the telejournalism in an open television broadcaster and the consequences of this use. The issues raised here go beyond technical issues and also addresses issues of theoretical field. The fundamental purpose of this paper is to present interactive possibilities in television journalism as a way of providing this television format tools to keep up with technological changes in the field of production and sharing news. However, by using these tools, the television news is enabling reversal of two important hypotheses that describe the analog television journalism: Scheduling Hypothesis and the Spiral of Silence. To reach your main goal we used a theoretical framework relevant to the issues addressed here and a survey of some interactive applications for digital television developed specifically for TV newscast. From this instrument, we selected two sets of interactive features that can be employed, in general, newscasts, and how these features relate to the hypotheses of Scheduling and Spiral of Silence.

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The contemporary world is characterized, among other factors, by the influence of the new computer information systems on the behavior of individuals. However, traditional information systems still have interaction problems with users. The aim of this study was to determine whether the interaction aspects between user versus traditional information systems (particularly the graphics) have been fully studied. To do so, the ergonomic aspects and usability of such systems were reviewed, with emphasis on the problems of visibility, legibility and readability. From that criteria, the evolution of ergonomic studies of information systems was reviewed (bibliometrics technique); and examples of ergonomic and usability problems in packaging were demonstrated (case study). The results confirm that traditional information systems still have problems of interaction between human X system, hindering the effective perception of information.