1,457 research outputs found

    Mesospheric observations with the EISCAT UHF radar during polar cap absorption events: <br>3. Comparison with simultaneous EISCAT VHF measurements

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    International audienceMesospheric observations were obtained by the EISCAT UHF and VHF radars during the solar proton event of March 1990. We present the first comparison of incoherent-scatter spectral measurements from the middle mesosphere using simultaneous, co-located observations by the two radars. VHF spectra observed with a vertical antenna were found to be significantly narrower than model predictions, in agreement with earlier UHF results. For antenna pointing directions that were significantly away from the vertical, the wider VHF radar beam gave rise to broadening of the observed spectra due to vertical shears in the horizontal wind. In this configuration, UHF spectral measurements were found to be more suitable for aeronomical applications. Both radar systems provide consistent and reliable estimates of the neutral wind. Spectral results using both the multipulse and pulse-to-pulse schemes were intercompared and their suitability for application to combined mesosphere ? lower thermosphere studies investigated

    Lidar Development at SRI - The First Decade

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    On 22 July 1963 the first lidar observations of the lower atmosphere were made at SRI with a pulsed ruby system developed by a team led by the late Myron G. H. Ligda. Since that time SRI has carried out a continuous program of exploration and development of the technique, primarily related to applications in atmospheric research in the troposphere. In this frankly personal retrospective, some of the highlights of this ten years are reviewed, both in terms of progress made and difficulties experienced. Topics discussed will include the technological aspects of the lidar systems used, the range of applications identified and explored and the various forms of information recovery and display that have been developed

    By design : negotiating flexible learning in the built environment discipline

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    The term &lsquo;flexible education&rsquo; is now firmly entrenched within Australian higher education discourse, yet the term is a contested one imbued with a multiplicity of meanings. This paper describes a process designed to elucidate how the idea of flexible education can be translated into teaching models that are informed by the specific demands of disciplinary contexts. The process uses a flexible learning &lsquo;matching&rsquo; tool to articulate the understandings and preferences of students and academics of the Built Environment to bridge the gap between student expectations of flexibility and their teacher&rsquo;s willingness and ability to provide that flexibility within the limits of the pedagogical context and teaching resources. The findings suggest an informed starting point for educators in the Built Environment and other creative disciplines from which to traverse the complexities inherent in negotiating flexibility in an increasingly digital world

    Public Employees as a Reflection of a Religiously Diverse Culture

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    For decades, scholars and jurists have debated over whether government violates the Establishment Clause when it endorses religion or if coercion is required. In Kennedy v. Bremerton School District, the Supreme Court put this argument to rest, at least as to public employees. It grounded its decision in some form of originalism. While that will be sufficient to satisfy some readers, others will want to be assured of the wisdom of the rule originalism demands. This Essay argues that a coercion test for the private religious exercise of public employees is appropriate for a pluralistic society. It offers four reasons. First, a no-endorsement test applied to private religious exercise would yield absurd results; namely, preventing those of minority faiths from pursuing public employment. Second, a coercion test for public employees will ensure the public sector—most importantly, schools—reflects our religiously diverse society, which is important for preparing people to live in that society. Third, a coercion test is administrable because it lacks the pliability of the no-endorsement test. And fourth, a coercion test is more consistent with the principle of preserving religious voluntarism

    A Narrow Path to Diversity: The Constitutionality of Rezoning Plans and Strategic Site Selection of Schools After \u3cem\u3eParents Involved\u3c/em\u3e

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    Justice Kennedy\u27s concurrence in Parents Involved in Community Schools v. Seattle School District Number 1 raised an important and timely constitutional issue: whether the Constitution permits K-12 public school districts not under existing desegregation orders to use site selection of new schools or rezoning plans to achieve racial diversity. Numerous scholars and journalists have interpreted Justice Kennedy\u27s concurrence as explicitly answering the question in the affirmative. This Note argues that the opposite is true. Justice Kennedy\u27s past jurisprudence, as well as his language in Parents Involved, favors the use of strict scrutiny. Indeed, in Parents Involved, Justice Kennedy reveals his three principal concerns: classification of individuals by race, courts interfering with school districts in their daily functions, and the inappropriate use of strict scrutiny when school districts do not intend to affect students because of their race. This Note contends that all three of those concerns militate in favor of using strict scrutiny for rezoning and site selection plans. Such plans most likely will result in the classification of students by race, strict scrutiny of such plans will not prevent school districts from performing their daily functions, and courts may still implement a lower level of scrutiny when school districts do not intend to act based on race. School districts should, therefore, proceed with caution and ensure that any racially based rezoning or site selection plans they use are narrowly tailored to achieve the compelling interest of diversity

    Cyprus' image—a sun and sea destination—as a detrimental factor to seasonal fluctuations. Exploration into motivational factors for holidaying in Cyprus

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    Cyprus is established as a summer destination. To aid the destination in developing its winter season as well, this research uses a qualitative inductive approach to explore the tourists’ current image of the island and their motivations of visiting it. The research indicates that the current image, which essentially portrays Cyprus as a sun-and-sea destination is thought to dissuade tourists from perceiving the island as a year-round destination. Nonetheless, increasing the pull factors of the destination through the development of unique special interest products can help in extending the tourism season as well as broaden its narrow image

    Determinants of voluntary audit and voluntary full accounts in micro- and non-micro small companies in the UK

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    This is an Author's Accepted Manuscript of an article published in Accounting and Business Research, 42(4), 441 - 468, 2012, copyright Taylor & Francis, available online at: http://www.tandfonline.com/10.1080/00014788.2012.667969.This study investigates the link between the auditing and filing choices made by a sample of 592 small private companies, which includes 419 micro-companies. It examines decisions made in connection with the 2006 accounts following UK's adoption of the maximum EU size thresholds in 2004, and the impact of the proposed Directive on the annual accounts of micro-companies. The research extends the model of cost, management and agency factors associated with voluntary audit, and develops a complementary model for voluntary full accounts. The results show the benefits of placing full audited accounts on public record that outweigh the costs for a significant proportion of companies. In non-micro small companies, voluntary audit is determined by cost and agency factors, whereas in micro-companies it is driven by cost, management and agency factors. In both groups, the predictors of voluntary full accounts include management and agency factors, and choosing voluntary audit is one of the key factors. The study provides models that can be tested in other jurisdictions to provide evidence of the needs of micro-companies, and the discussion of the methodological challenges for small company researchers in the UK makes further contribution to the literature

    Content and Feedback Analysis of YouTube Videos: Football Clubs and Fans as Brand Communities

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    The use of Web 2.0 tools has been transforming the interaction between companies and their clients, especially for those that are selling emotional products. Consumers are generating and sharing contents concerning their favourite products on the web. Even if this process has been widely acknowledged, only a few studies have been specifically devoted to the analysis of both the contents and the feedback the consumers receive from other users. This article analyzes the online presence of sport brands through contents that are generated by sport clubs (official contents) and their fans (User Generated Content, UGC) on YouTube. After a description and classification of video contents, it examines the factors that influence the performance of the videos in terms of passive (videos views) and active behaviour (any kinds of interaction with videos) among the viewers. In order to carry out this analysis, 125 YouTube channels were considered thereby accounting for a total of 375 videos. Results show that official contents are those preferred by the users/consumers and that if the video displays a passive/purely informative content, the chance of getting an active behaviour from the users tends to decrease. These findings may help companies manage their online presence, creating awareness about contents and information that should be spread and shared on the web

    Generally Applicable Law and the Free Exercise of Religion

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    I. Introduction II. Free Exercise of Religion in the Age of Smith III. Two Requirements with Distinct Content ... A. Neutrality ... B. General Applicability IV. Elaborating General Applicability ... A. Arguments for Minimizing the Requirement of General Applicability: Stormans v. Wiesman ... B. Reasonable Exceptions ... C. Circular Categories and Circular Government Interests ... D. Secular Exceptions Not Stated in the Law’s Text ... E. Rules That Apply to Most but Not All Analogous Secular Conduct ... F. Laws with a Single Secular Exception That Undermines the State’s Interests V. Underlying Reasons ... A. Value Judgments about Religion ... B. Vicarious Political Protection for Religious Minorities ... C. The Level of Protection VI. Conclusio
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