98 research outputs found

    Infinite Virtual Stoa

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    Stoicism is a philosophy that considers the object of life to be ataraxia (Î±Ï„Î±ÏÎ±ÎŸÎŻÎ±), a state of psychological stability which is undisturbed by exposure to phenomena and circumstances that lie outside one's control. Such circumstances may include ill health, poverty, natural disasters, corrupt social orders, unpopularity, and unrequited love, and may cause loss of composure and mental balance through feelings of pain, humiliation, insufficiency, envy or greed. Stoicism is a coherent system of powerful ideas about how to pursue a life of equanimity in the face of adversity which has inspired philosophy and psychology to this day. The founders of Cognitive Behavioural Therapy have cited Stoicism as their main inspiration. Stoicism flourished in ancient Athens and Rome at a time when ancient democracy was dying and people experienced loss of control over their lives under authoritarian and imperial regimes. In an age of serious global economic, environmental and psychological uncertainty and crisis, stoicism has still pressing and valuable lessons to teach us about calm, composure, stability and emotional resilience

    Political communication and news coverage: The case of sinn fein

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    This thesis examines the development of Sinn FĂ©in's communication strategies and considers how news coverage of the party has evolved in recent years, and in particular with the advent of the Irish peace process from the mid-1990s onwards. The aim of the research presented here is to establish the relationship between the development of the party's professional communication apparatus and the evolution of its news coverage and to determine the extent to which the emergence of a sophisticated approach to communication has impacted upon media coverage. The thesis argues that the development and implementation of the party's professional communication apparatus has been the result of a much wider process of republican reappraisal that took place during the 1980s. This culminated in the 1990s with the transformation of the republican movement into a more constitutional and negotiation-oriented party, while progressively moving away from the armed struggle as a means to achieve Irish re-unification. Moreover, in emphasising that there has been a considerable improvement in the reporting of Sinn FĂ©in; namely that the news media have become progressively more interested in republican predicaments, less biased and more critical of unionism, it also suggests that the improved media coverage must be seen as a result of the political re-alignment of the movement itself. Ultimately, the main argument of this thesis is that we are now witnessing a new phase of the republican movement and, by proxy, of Northern Irish politics and its coverage in the media. This has meant that Sinn FĂ©in has become more wiling to reach a political compromise and to find a peaceful solution to the conflct, and has attempted to affirm itself as a party with political and social interests, other than Irish re-unification. This has also forced the British government to reappraise its own view of the conflict and of Sinn FĂ©in, recognising above all that the party and Northern Irish politics have evolved from a situation of war to one where it is dominated by careful and sensitive diplomacy. The result is that most of the common assumptions held about Sinn FĂ©in including those of some academics, its political communication and its news coverage, must now be reconsidered in light of the radical transformations that have taken place

    The gender gap in the acceptance of automated vehicles in Europe

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    Previous research suggests that there might be a gender gap in the acceptance of automated vehicles (AVs): males are typically found to have a higher intention to use AVs than females, although opposite results have been reported in different countries. The conflicting results have yet to be addressed, and only a few studies have attempted to explain the country-level differences based on quantifiable socio-economic indicators. We investigated the gender gap in the acceptance of AVs (SAE Level 3) using a questionnaire study among 8412 car-drivers in eight European countries as part of the European L3Pilot project. For this study, the gender gap in the acceptance of AVs is defined as the difference in the willingness to use, buy and activate the automated driving function in AVs between men and women. Results showed two distinct realities for Europe: in one group of countries, females were less willing to use AVs than males, while in another group, both males and females had similar acceptance towards AVs with higher ratings overall. These country groups were different in terms of Gross Domestic Product (GDP) per capita and the Gender Equality Index (GEI). The gender gap in the acceptance of AVs was larger in countries with a higher GDP and GEI. The study findings suggest that the gender gap in the acceptance of AVs is not universal, and the countries’ progress in economics and gender equality are related to people's attitudes toward AVs. This finding enhances policy development and planning future transport solutions to ensure that all potential users can benefit from AVs

    Assessing user behaviour and acceptance in real-world automated driving: the L3Pilot project approach

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    The L3Pilot project, funded by H2020, is conducting the first large-scale piloting of SAE Level 3 automated driving in Europe. The main aim of the project is to address a number of key questions in a step towards introducing automated vehicles on European roads. This paper discusses the approach taken by the L3Pilot project, to evaluate user behaviour in, and acceptance of, automated driving in real-world pilots. Although some technical challenges associated with the development and demonstration of such technologies are well-documented, current methodologies, such as those used to evaluate Field Operational Tests (FOTs), offer little guidance about assessing the impact of automated driving on users’ behaviour and acceptance. This paper outlines the methods used and developed for assessing user behaviour and acceptance within the project, summarises some of the methodological challenges involved in collecting data during an automated driving pilot, and discusses some approaches we have developed to solve these multifaceted challenges

    Chemical analysis of organic molecules in carbonaceous meteorites

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    Meteorites are extraterrestrial objects that survive the passage through the Earth's atmosphere and impact the Earth's surface. They can be divided into several classes, the carbonaceous chondrites being one of them. Carbonaceous chondrites are the oldest and best preserved meteorites and contain a record of the birth of the solar system. They are rich in carbon, containing up to 3 wt% of organic carbon. Carbonaceous chondrites have a rich organic inventory that includes, among others, amino acids, carboxylic acids, and nucleobases. Some of the organic compounds present in carbonaceous meteorites are important in terrestrial biochemistry. It is suggested that carbonaceous meteorites may have exogenously delivered extraterrestrial organic molecules to the early Earth, therefore contributing with the first prebiotic building blocks of life. The research described in this thesis focuses on the analysis of extraterrestrial organic compounds present in carbonaceous meteorites. The performed experiments seek to provide an important contribution to understand the formation and evolution of these compounds. Furthermore, the use of complementary analytical techniques allow us to gain information about extraterrestrial delivery processes of organic molecules to Earth, subsequent incorporation into the carbonaceous material available on the young Earth, and their possible importance for the origin and evolution of life on our planet and possibly elsewhere.UBL - phd migration 201

    CHARACTERIZATION OF PLUTONIUM CONTAMINATED SOILS FROM THE NEVADA TEST SITE IN SUPPORT OF EVALUATION OF REMEDIATION TECHNOLOGIES

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    ABSTRACT The removal of plutonium from Nevada Test Site (NTS) area soils has previously been attempted using various combinations of attrition scrubbing, size classification, gravitybased separation, flotation, air flotation, segmented gate, bioremediation, magnetic separation and vitrification. Results were less than encouraging, but the processes were not fully optimized. To support additional vendor treatability studies soil from the Clean Slate II site (located on the Tonopah Test Range, north of the NTS) were characterized and tested. These particular soils from the NTS are contaminated primarily with plutonium-239/240 and Am-241. Soils were characterized for Pu-239/240, Am-241 and gross alpha. In addition, wet sieving and the subsequent characterization were performed on soils before and after attrition scrubbing to determine the particle size distribution and the distribution of Pu-239/240 and gross alpha as a function of particle size. Sequential extraction was performed on untreated soil to provide information about how tightly bound the plutonium was to the soil. Magnetic separation was performed to determine if this could be useful as part of a treatment approach. The results indicate that about a 40% volume reduction of contaminated soil should be achievable by removing the >300 um size fraction of the soil. Attrition scrubbing does not effect particle size distribution, but does result in a slight shift of plutonium distribution to the fines. As such, attrition scrubbing may be able to slightly increase the ability to separate plutonium-contaminated particles from clean soil. This could add another 5-10% to the mass of the clean soil, bringing the total clean soil to 45-50%. Additional testing would be needed to determine the value of using attrition scrubbing as well as screening the soil through a sieve size slightly smaller than 300 um. Since only attrition scrubbing and wet sieving would be needed to attain this, it would be good to conduct this investigation. Magnetic separation did not work well. The sequential extraction studies indicated that a significant amount of plutonium was soluble in the "organic" and "resistant" extracts. As such chemical extraction based on these or similar extractants should also be considered as a possible treatment approach. WM '03 Conference, February 23-27, 2003 , Tucson, AZ 2 INTRODUCTION The removal of plutonium from Nevada Test Site (NTS) area soils has previously been attempted using various combinations of attrition, scrubbing, size classification, gravitybased separation, flotation, air flotation, segmented gate, bioremediation, magnetic separation, and vitrification (1). Results were less than encouraging, but the processes were not fully optimized. There is an opportunity for significant improvement through the utilization of more in depth studies
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