947 resultados para Optimizations of concrete traces


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In this new Policy Brief, CEPS Director Daniel Gros argues that the 13 November announcement of the European Commission that Germany is running an excessive current account surplus appears to be much ado about little. All the Commission can, and will, do is to start an ‘in depth analysis’. This might lead to strong political reactions and an enormous echo in the media. But nothing of concrete substance is likely to follow.

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In this critical appraisal of the SAPIR report of July 2003, we choose not to focus on the economic analysis provided in the Sapir Report - where we largely agree - or the analysis of governance questions and design at the EU level. Rather, we concentrate on the assignment, orientation and policy recommendations of the Report with the following question in mind: to what extent does the Report help to revitalize the growth debate in Europe? Unfortunately, the focus of the Report’s recommendations is entirely on the EU level of policy and governance, whereas the motor of growth is very clearly being hindered at the Member State level. The present authors suggest that a number of coordination processes at the EU level are best regarded as ‘dangerous liaisons’which are not really goal-oriented but instead ingeniously seem to serve to protect the actors’ autonomously-decided positions. The Union is trapped in a low-growth equilibrium due to this deceptive construction and because in many policy areas relevant for growth, the EU cannot act without the explicit consent of the Member States, or it simply cannot act at all. Indeed, given the single market and EMU, Europe can only deliver growth at the Member States' level. We exemplify this point in a number of concrete policy areas.

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As elsewhere in Europe and around the world, the discourse of globalization in the United Kingdom—the particular representation of the world as undergoing an epochal shift away from the traditional autonomy of the nation-state—has powerfully reshaped political debate. And this has had important distributional effects on the balance of power in the political party system, most notably in the return to power of the Labour Party as “New Labour” under the leadership of Tony Blair and Gordon Brown. But while it is known that articulations of globalization are embedded in the political system, a systematic analysis linking such discourse with party competition is lacking. In this paper, I propose that many features of the globalist language invoked by New Labour can be explained in terms of concrete strategic aims. Working with concepts of “heresthetics” and “bricolage” drawn from a synthesis of literatures, I illustrate this approach through several representative texts. These findings are then used to make predictions about the kind of globalization discourse to expect in the communications of two nationalist parties in the UK—“least likely” cases for globalism—which can be explored further as part of a larger research program.

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Este trabalho é uma interpretação do imaginário a respeito de Deus, revelado por um grupo de crianças desprotegidas. Obter-se uma representação desse imaginário, tarefa difícil, foi o primeiro passo da investigação. A partir da prática do desenho, considerado como forma capaz de oferecer indicações seguras para busca de traços de personalidade, adicionada às interpretações verbais, realizadas pelas crianças; imagens foram se revelando e concretizando o desejado imaginário. A explicitação dos mecanismos de produção de sentidos das imagens fundamentou-se em dois diferentes níveis de interpretação teórica: a primeira, subsidiada por propostas psicológicas e psicanalíticas, permitiu a interpretação dos traços e cores, nos desenhos, como indicadores de sentimento. A segunda, baseada na Teologia Sistemática: a simbologia segundo Tillich, oportunizou a identificação de símbolos relacionados ao Divino, dos quais um, pela sua presença nas duas expressões: pictórica e verbal, foi considerado o símbolo, ou, a figura simbólica de Deus, manifestada pelas crianças. O desenvolvimento do trabalho abarca os seguintes tópicos: realidade contextual das crianças, a perda como uma característica marcante nas crianças, o imaginário infantil, síntese tradicional das interpretações que as crianças fazem a respeito de Deus, significações das expressões pictóricas, revelação simbólica como representação da pessoa de Deus, imaginada, experiências religiosas de fé das crianças, para com a pessoa de Deus, por elas revelada. Considerando-se que nenhuma análise é acabada, no final do trabalho encontram-se algumas perspectivas oriundas do seu interior, substituindo qualquer conclusão.(AU)

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Purpose: Dynamic contact angle (DCA) methods have advantages over other contact angle methodologies, not least that they can provide more than single contact angle values. Here we illustrate the use of DCA analysis to provide “fingerprint” characterisation of contact lens surfaces, and the way that different materials change in the early stages of wear. Method: The DCA method involves attaching to a microbalance weighted strips cut from a lens. The strips are then cyclically inserted into and removed from an aqueous solution. Conventionally, readings of force taken from linear portions of the resultant dipping curves are translated into advancing (CAa) and receding contact (CAr) angles. Additionally, analysis of the force versus immersion profile provides a “fingerprint” characterisation of the state of the lens surface. Results: CAa and CAr values from DCA traces provide a useful means of differentiating gross differences in hydrophilicity and molecular mobility of surfaces under particular immersion and emersion conditions, such as dipping rate and dwell times. Typical values for etafilcon A (CAa:63.1; CAr:37) and balafilcon B (CAa:118.4; CAr:36.4) illustrate this. Surface modifications induced in lens manufacture are observed to produce not only changes in these value, which may be small, but also changes in the DCA “fingerprint” (slope, undulations, length of plateau). Interestingly, similar changes are induced in the first few hours of lens wear with some lens-patient combinations. Conclusions: Although single parameter contact angles are useful for material characterisation, information of potential clinical interest can be obtained from more detailed analysis of DCA traces.

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Metaphors have been increasingly associated with cognitive functions, which means that metaphors structure how we think and express ourselves. Metaphors are embodied in our basic physical experience, which is one reason why certain abstract concepts are expressed in more concrete terms, such as visible entities, journeys, and other types of movement, spaces etc. This communicative relevance also applies to specialised, institutionalised settings and genres, such as those produced in or related to higher education institutions, among which is spoken academic discourse. A significant research gap has been identified regarding spoken academic discourse and metaphors therein, but also given the fact that with increasing numbers of students in higher education and international research and cooperation e.g. in the form of invited lectures, spoken academic discourse can be seen as nearly omnipresent. In this context, research talks are a key research genre. A mixed methods study has been conducted, which investigates metaphors in a corpus of eight fully transcribed German and English L1 speaker conference talks and invited lectures, totalling to 440 minutes. A wide range of categories and functions were identified in the corpus. Abstract research concepts, such as results or theories are expressed in terms of concrete visual entities that can be seen or shown, but also in terms of journeys or other forms of movement. The functions of these metaphors are simplification, rhetorical emphasis, theory-construction, or pedagogic illustration. For both the speaker and the audience or discussants, anthropomorphism causes abstract and complex ideas to become concretely imaginable and at the same time more interesting because the contents of the talk appear to be livelier and hence closer to their own experience, which ensures the audience’s attention. These metaphor categories are present in both the English and the German sub corpus of this study with similar functions.

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Compulsive checking is known to influence memory, yet there is little consideration of checking as a cognitive style within the typical population. We employed a working memory task where letters had to be remembered in their locations. The key experimental manipulation was to induce repeated checking after encoding by asking about a stimulus that had not been presented. We recorded the effect that such misleading probes had on a subsequent memory test. Participants drawn from the typical population but who scored highly on a checking-scale had poorer memory and less confidence than low scoring individuals. While thoroughness is regarded as a quality, our results indicate that a cognitive style that favours repeated checking does not always lead to the best performance as it can undermine the authenticity of memory traces. This may affect various aspects of everyday life including the work environment and we discuss its implications and possible counter-measures. Copyright © 2010 John Wiley & Sons, Ltd.

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In this paper, we report the first demonstration of multiplexed fibre Bragg grating strain sensors in a multicore fibre for shape measurement and their application to structural monitoring. Sets of gratings, acting as strain gauges, are co-located in the multicore fibre such that they enable the curvature to be determined via differential strain measurement. Multiple sets of these gratings allow the curvature to be measured at several points along the fibre. In this paper, the multicore fibre is configured to measure the deflection of a simple mechanical beam arising from the displacement of concrete tunnel sections. Laboratory tests are presented in which the system was demonstrated capable of displacement measurement with a resolution of ±0.1 mm over a range of several millimetres. © 2006 IOP Publishing Ltd.

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This book is very practical in its international usefulness (because current risk practice and understanding is not equal across international boundaries). For example, an accountant in Belgium would want to know what the governance regulations are in that country and what the risk issues are that he/she needs to be aware of. This book covers the international aspect of risk management systems, risk and governance, and risk and accounting. In doing so the book covers topics such as: internal control and corporate governance; risk management systems; integrating risk into performance management systems; risk and audit; governance structures; risk management of pensions; pension scheme risks e.g. hedging derivatives, longevity bonds etc; risk reporting; and the role of the accountant in risk management. There are the case studies through out the book which illustrate by way of concrete practical examples the major themes contained in the book. The book includes highly topical areas such as the Sarbanes Oxley Act and pension risk management.

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« L’identité régionale […] repose sur une réalité concrète : la mer est aussi réelle que vous et moi […]. Je ne fais que constater qu’elle forge le caractère de cette planète, qu’elle est une source majeure de notre subsistance et que nous l’avons tous en partage, où que nous soyons en Océanie. Mais au-delà des épreuves quotidiennes, la mer nous lie les uns aux autres. Elle est source de sagesse infinie. La mer est notre métaphore la plus puissante. L’océan est en nous. » (Hau’Ofa, 2015 [1997] : 55-56). Souvent présentés de manière séparée, les territoires français dans le Pacifique Sud, objets de ce dossier, possèdent cependant des horizons régionaux intéressants qui mettent en exergue la variété des écosystèmes politiques de l’espace océanien1. Les facettes multidimensionnelles des évolutions humaines montrent une « mer d’îles » océaniennes en mouvement, selon l’intellectuel tongien Epeli Hau’Ofa (2008 [1993]). Sa pensée alimente la formation d’une identité régionale océanienne, à p... « Regional identity […] has been constructed on a foundation of concrete reality. That the sea is as real as you and I […], that it shapes the character of this planet, that it is a major source of our sustenance, that it is something that we all share in common wherever we are in Oceania – all of these are statements of fact. Yet beyond that level of everyday experience, the sea is our pathway to each other and to everyone else, the sea is our endless saga, the sea is our most powerful metaphor, the ocean is in us. » (Hau’Ofa, 2015 [1997]: 55-56). Often conceived of as separate entities, French overseas territories in the South Pacific, as the subject of this special issue, nevertheless possess interesting regional horizons, which highlight the variety of political ecosystems of Oceania. The multidimensional facets of human evolution show an Oceanian “Sea of Islands” in constant movement, according to the Tongan intellectual Epeli Hau’Ofa (2008 [1993]). His philosophy contributes to...

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Most of the moveable bridges use open grid steel decks, because these are factory assembled, light-weight, and easy to install. Open grid steel decks, however, are not as skid resistant as solid decks. Costly maintenance, high noise levels, poor riding comfort and susceptibility to vibrations are among the other disadvantages of these decks. The major objective of this research was to develop alternative deck systems which weigh no more than 25 lb/ft2, have solid riding surface, are no more than 4–5 in. thick and are able to withstand prescribed loading. Three deck systems were considered in this study: ultra-high performance concrete (UHPC) deck, aluminum deck and UHPC-fiber reinforced polymer (FRP) tube deck. UHPC deck was the first alternative system developed as a part of this project. Due to its ultra high strength, this type of concrete results in thinner sections, which helps satisfy the strict self-weight limit. A comprehensive experimental and analytical evaluation of the system was carried out to establish its suitability. Both single and multi-unit specimens with one or two spans were tested for static and dynamic loading. Finite element models were developed to predict the deck behavior. The study led to the conclusion that the UHPC bridge deck is a feasible alternative to open grid steel deck. Aluminum deck was the second alternative system studied in this project. A detailed experimental and analytical evaluation of the system was carried out. The experimental work included static and dynamic loading on the deck panels and connections. Analytical work included detailed finite element modeling. Based on the in-depth experimental and analytical evaluations, it was concluded that aluminum deck was a suitable alternative to open grid steel decks and is ready for implementation. UHPC-FRP tube deck was the third system developed in this research. Prestressed hollow core decks are commonly used, but the proposed type of steel-free deck is quite novel. Preliminary experimental evaluations of two simple-span specimens, one with uniform section and the other with tapered section were carried out. The system was shown to have good promise to replace the conventional open grid decks. Additional work, however, is needed before the system is recommended for field application.

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The Textual Analysis of Discourse has its origin in Text Linguistics and it aims at studying the co(n)text meaning production based on the analysis of concrete texts by offering elements to the understanding of the text as a discourse practice throughout the plans or levels of linguistic analysis. In this perspective, we intend to investigate the enunciative responsibility phenomenon in the sentencing court judgment. To do so, we review the theoretical contributions of Textual Analysis of Discourse (ADAM, 2011) and the Enunciative Linguistics from various authors, among them, Rabatel (1998, 2003, 2004, 2005, 2008, 2009, 2010), Nølke (2001, 2005, 2009, 2013), Nølke, Fløttum and Norén (2004), Guentchéva (1994, 1996) and Guentchéva et al. (1994). In this direction, we investigate the enunciative responsibility through a range that comprises the phenomenon from four gradations, each one with a kind of point of view (PoV) and with links that may mark the assumption or the distance from the point of view. Regarding the legal approach of the thesis, our theoretical anchoring follows several authors, among them, Petri (1994), Soto (2001), Alvarez (2002), Alves (2003), Cornu (2005), Albi (2007), Bittar (2010), Asensio and Polanco (2011), López Samaniego (2006), López Montolío and Samaniego (2008), Montolío (2002, 2010, 2011, 2012, 2013), Sterling (2010), Prieto (2013), Lawrence and Rodrigues (2013) and Rodrigues, Passeggi and Silva Neto (2014). Our corpus is composed of 13 sentences from criminal cases arising from the district of Currais Novos-RN, completed in 2012. The results reveal how the judge, from various enunciative instances, builds the court decision, which allowed us to understand the configuration of (non) assumption of enunciative responsibility in the sentencing court judgment discourse genre. In conclusion, we perceive that the discourse units are envisaged or through the assumption, or the non assumption of PoV by the enunciative instances, what guides the producer organization argumentative text and his (her) communicative purposes. With that, the judge creates and/or modifies values and beliefs, induces and/or guides his (her) interlocutor by being able to demonstrate objectivity and/or preventing his (her) face through the mediated constructions or engage through the assumption of the enunciative responsibility of the propositional content of an utterance. In short, we reaffirm our belief that the (non) assumption of the enunciative responsibility configures as an argumentative mechanism strongly marked by the producer of the text with a view to their communicative purposes. The sentence, therefore, is constructed in this game of taking and/or not taking of statements according to argumentative orientation and the objectives of the text producer.

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We study the use of nominal suffixes of degree, such as -inho, -ão, -íssimo, -ílimo, -érrimo in written texts in Brazilian Portuguese, by focusing on semantic, cognitive, pragmatic and discourse aspects involved in using these suffixes. In general, we aim to identify semanticcognitive and discourse-pragmatic factors that motivate the usage of nominal suffixes of degree and to contribute for the study of degree in Portuguese class in Basic Education. The theoretical perspective underlying our research is the Linguística Funcional Centrada no Uso, as conceived by group of researchers of Discurso & Gramática (FURTADO DA CUNHA, BISPO, SILVA, 2013; MARTELOTTA, 2011). According to this theoretical model, language model uses the shape of the grammar of a language at the same time they are provisioned for it. In this sense, speech and grammar influence each other. In terms of methodology, we make an eminently qualitative research with quantitative support as evidence of use of trend. It is characterized also by descriptive and interpretive bias of the phenomenon under study. Empirical evidence from our analysis come from a corpus consisting of written texts from Veja magazine, January to June 2011 issues, particularly Carta do Leitor e Gente sections, the latter representative of the Coluna Social magazine. The results of our analysis showed that the use of nominal graders suffixes are related to semantic-cognitive factors (construction of certain text directions, the association more grounded aspects of concrete experience or the more abstract meanings, for example), the discourse-pragmatic issues (range certain communicative purposes, as critique, judge, mock, claim, involving the reader, seeking her membership of a particular point of view). In addition, we found that the use of these morphic elements in genres of the sample analyzed were related to the subjectivity of the writer and the inter-subjective issues involving writer and reader, as Traugott and Dasher (2002). Finally, we contemplate discussion about the approach of our object of study in Portuguese classes in Basic Education.

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The objective of this study was to understand the relationship between people with disabilities and their labor. Senses and meanings related to work were specifically identified; also describing the impediments of concrete activities, as well the strategies developed for overcoming them. This objective is inspired on the social historic cultural theoretical perspective as well as on the activity's theory. The research has been made possible through the interview of 16 workers from a IES, it categorizes as a multi-method sequential and transversal study of qualitative orientation, making use the technics of narrative interviews and photographic creation. The results indicate that work was described as a necessity, a source of pleasure, recognition and socialization; with emphasis on the importance of working in pairs in order to accomplish good quality work. Senses were obtained from each participant, identified by the way that each of them expressed themselves. Impediments were more deeply related to the physical conditions of the work environment than to the person's disabilities. Conclusion points out that the access to work, acts as a social inclusion tool for peoples with disabilities, and showing that, the laws regarding quota reservations fulfill their objective.

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The generation of industrial wastes has been increased more and more in recent decades, motivating studies about a correct sustainable allocation and that also represents advantages for their generators. In this context, are included two companies of cleaning products niche, located in São José do Mipibu/RN, that produces industrial sludge at a sewage treatment plant, and that is the main approach of this research. Given this, it was studied the incorporation potentiality of this sludge as a mineral addition in cement matrix for concrete production due it high capacity of wastes immobilization inside this material, which are subsequently used in the company for making precast articles. Were added different sludge concentrations (5, 10, 15 and 20%) in a common trait (1: 2: 3), and evaluated their techniques and microstructural implications via workability test in fresh state and compressive strength, full porosity and scanning electron microscopy (SEM) in the hardened state. The results demonstrated the feasibility of the process both from a technical and environmental view as economical. All concretes produced with residue showed an increase of workability given the nature of the waste that had surfactants substances capable of adsorbing tiny particles of air into the batter. However, for all concentrations were obtained lower compressive resistances than standard concrete, with a reduction of 39% for samples with 20% of sludge. This are attributed mainly to an increase of porosity in the transition zone of these material, resulting from increased formation of ettringite at the detriment to the formation of other compounds, but which still allows the use of these for the manufacture of concrete articles with non-structural nature, such as precast floor. In addition, the water absorption and void ratio increased slightly for all samples, except the concrete with 20% of waste that has a reduction for the last parameter. Given this context, the recommended maximum level is 20%, constituting a significant proportion and able to allocate sustainably all waste generated in the industry.