3,246 research outputs found

    Addressing Teacher Attrition Through Trauma-Informed Practices in the Workplace

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    Teacher attrition and turnover have been widely studied to understand the reason for the number of teachers moving each year or leaving the profession altogether. Researchers have attempted to understand the contributing factors that lead to teacher movement and attrition, yet a knowledge gap exists between understanding the problem and finding solutions. The aim of this study was to investigate how implementing trauma-informed practices in the workplace impacts teacher mobility and attrition. A grounded theory approach was taken, which data from interviews to investigate the problem. Teachers who have left the profession or have moved from a position were interviewed to gain a deeper understanding of the problem and potential solutions. Future research may include implementing the findings of this research to measure the effect on teacher attrition and movement

    Cloud service localisation

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    The essence of cloud computing is the provision of software and hardware services to a range of users in dierent locations. The aim of cloud service localisation is to facilitate the internationalisation and localisation of cloud services by allowing their adaption to dierent locales. We address the lingual localisation by providing service-level language translation techniques to adopt services to dierent languages and regulatory localisation by providing standards-based mappings to achieve regulatory compliance with regionally varying laws, standards and regulations. The aim is to support and enforce the explicit modelling of aspects particularly relevant to localisation and runtime support consisting of tools and middleware services to automating the deployment based on models of locales, driven by the two localisation dimensions. We focus here on an ontology-based conceptual information model that integrates locale specication in a coherent way

    Michels\u27 Law of Oligarchy and Minnesota Republican Nucleons and Cadres

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    ABSTRACT - In an attempt to evaluate Michels\u27 assertions about an iron law of oligarchy,\u27\u27 the top two levels of leadership in a state political party have been compared. An attempt to flnd significant differences which would support Michels\u27 elitist theories has been made by comparing demographic factors, work approval and disapproval, political factors, and career aspirations of nucleons and cadres. No great support for the theories has been found, and some contrary evidence has been unearthed. In a further attempt to test Michels\u27 theory, the leadership is divided along career aspirations into careerists and terminals; the support for an iron law of oligarchy is even weaker in this comparison

    The Use of Hydrophobic Plastics as Ink Collectors During Deinking of News Waste

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    The following study reports the performance of polyethylene and polystyrene in two different forms as ink collectors during deinking. Following a brief case history of conventional deinking and a detailed discussion of deinking with plastic as an ink collector, many variables affecting this process are analyzed. Although the results were somewhat eratic, some generalizations can be made. The polystyrene in the porous form provided maximum ink removal. This can be attributed to its ability to retain adsorbed ink particles. Regardless of the system used, ink removal increased with additional collector surface area. Nevertheless, some re-dispersion of ink particles was evident at longer collection times. The separation of the plastic particles from the pulp following deinking was easily achieved due to their buoyant characteristics. Over-all, the plastic used in this study at the amounts economically feasible were inadequate by themselves to obtain desirable brightnesses. It is suggested that this process be used along with conventional deinking to obtain high brightness recycled pulp

    Re-Entering Schools After the Pandemic: An Analysis of Helping Children After a Disaster

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    Modern schools have not had experience dealing with a pandemic, and as such, there is no pattern to follow when working with students as they re-enter the school system. Pahl draws comparisons from research on disaster recovery and lays out a plan for re-entering schools post-pandemic. The plan takes trauma into account while focusing on resiliency, utilizing student input and creating opportunities to review strengths and supports over time

    The Dilemma of a Civil Libertarian: Francis Biddle and the Smith Act

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    Although society may have good reasons for protecting itself against both sedition and conspiracy, history demonstrates that statutes directed against these offenses are particularly prone to result in the abuse of power. A possibility of just such an abuse in the first application of the Smith Act - the Minneapolis Trotskyite trial of 1941 - led to a consideration of a civil libertarian caught in the cross-pressure of enforcing a law anathema to his professed liberal beliefs. The study showed that, during time of threat, internal or external, our democratic society permits our government officials, in the name of survival, to limit those freedoms guaranteed by our Constitution

    A comparison framework and review of service brokerage solutions for cloud architectures

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    Cloud service brokerage has been identified as a key concern for future cloud technology development and research. We compare service brokerage solutions. A range of specific concerns like architecture, programming and quality will be looked at. We apply a 2-pronged classification and comparison framework.We will identify challenges and wider research objectives based on an identification of cloud broker architecture concerns and technical requirements for service brokerage solutions. We will discuss complex cloud architecture concerns such as commoditisation and federation of integrated, vertical cloud stacks

    Marine litter education boosts children’s understanding and self-reported actions

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    Marine litter is a significant environmental problem inherently linked to individuals’ purchasing, use and disposal behaviour. This research examined 176 British schoolchildren’s (aged 8–13 years) baseline marine litter understanding and self-reported actions, and tested the impact of an educational intervention. All children participated in the educational intervention and completed a pre- and post-intervention questionnaire. At baseline, children were quite concerned about marine litter and recognised some of the causes and impacts of the problem. Children also reported taking a number of actions to help solve the problem. After the intervention, children were significantly more concerned, had a better understanding of the causes and negative impacts, and reported engaging in more actions to reduce the potential causes of marine litter. Understanding the perceptions and behaviours of children is crucial as they represent current and future actors and a potentially important source of social influence among their peers, parents and community

    Comparison of Magnetic Probe Calibration at Nano and Millitesla Magnitudes

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    Magnetic field probes are invaluable diagnostics for pulsed inductive plasma devices where field magnitudes on the order of tenths of tesla or larger are common. Typical methods of providing a broadband calibration of Ḃ probes involve either a Helmholtz coil driven by a function generator or a network analyzer. Both calibration methods typically produce field magnitudes of tens of microtesla or less, at least three and as many as six orders of magnitude lower than their intended use. This calibration factor is then assumed constant regardless of magnetic field magnitude and the effects of experimental setup are ignored. This work quantifies the variation in calibration factor observed when calibrating magnetic field probes in low field magnitudes. Calibration of two B? probe designs as functions of frequency and field magnitude are presented. The first Ḃ probe design is the most commonly used design and is constructed from two hand-wound inductors in a differential configuration. The second probe uses surface mounted inductors in a differential configuration with balanced shielding to further reduce common mode noise. Calibration factors are determined experimentally using an 80.4 mm radius Helmholtz coil in two separate configurations over a frequency range of 100-1000 kHz. A conventional low magnitude calibration using a vector network analyzer produced a field magnitude of 158 nT and yielded calibration factors of 15 663 ± 1.7% and 4920 ± 0.6% T [over]Vs at 457 kHz for the surface mounted and hand-wound probes, respectively. A relevant magnitude calibration using a pulsed-power setup with field magnitudes of 8.7-354 mT yielded calibration factors of 14 615 ± 0.3% and 4507 ± 0.4% T [over]Vs at 457 kHz for the surface mounted inductor and hand-wound probe, respectively. Low-magnitude calibration resulted in a larger calibration factor, with an average difference of 9.7% for the surface mounted probe and 12.0% for the hand-wound probe. The maximum difference between relevant and low magnitude tests was 21.5%

    Comparison of Magnetic Probe Calibration at Nano and Millitesla Magnitudes

    Get PDF
    Magnetic field probes are invaluable diagnostics for pulsed inductive plasma devices where field magnitudes on the order of tenths of tesla or larger are common. Typical methods of providing a broadband calibration of Ḃ probes involve either a Helmholtz coil driven by a function generator or a network analyzer. Both calibration methods typically produce field magnitudes of tens of microtesla or less, at least three and as many as six orders of magnitude lower than their intended use. This calibration factor is then assumed constant regardless of magnetic field magnitude and the effects of experimental setup are ignored. This work quantifies the variation in calibration factor observed when calibrating magnetic field probes in low field magnitudes. Calibration of two B? probe designs as functions of frequency and field magnitude are presented. The first Ḃ probe design is the most commonly used design and is constructed from two hand-wound inductors in a differential configuration. The second probe uses surface mounted inductors in a differential configuration with balanced shielding to further reduce common mode noise. Calibration factors are determined experimentally using an 80.4 mm radius Helmholtz coil in two separate configurations over a frequency range of 100-1000 kHz. A conventional low magnitude calibration using a vector network analyzer produced a field magnitude of 158 nT and yielded calibration factors of 15 663 ± 1.7% and 4920 ± 0.6% T [over]Vs at 457 kHz for the surface mounted and hand-wound probes, respectively. A relevant magnitude calibration using a pulsed-power setup with field magnitudes of 8.7-354 mT yielded calibration factors of 14 615 ± 0.3% and 4507 ± 0.4% T [over]Vs at 457 kHz for the surface mounted inductor and hand-wound probe, respectively. Low-magnitude calibration resulted in a larger calibration factor, with an average difference of 9.7% for the surface mounted probe and 12.0% for the hand-wound probe. The maximum difference between relevant and low magnitude tests was 21.5%
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