392 research outputs found

    The Labour Market Impact of the Run on Northern Rock: Continuity and Evolution in an old Industrial Region

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    The Northern Rock mortgage bank was a high profile casualty of the credit crunch in 2007. A longitudinal investigation focused on the redundancy and resettlement of employees at the bank provides a case study of the labour market impact of the banking crisis on the North East of England. An evolutionary geographical political economy approach indicates that Northern RockÕs growth and decline was shaped by its location in an old industrial region, and echoes the historical position of the peripheral region in the spatial division of labour. The Northern Rock case highlights the enduring occupational structure of the regionÕs labour market, and suggests older industrial regions may suffer from a process of Ôoccupational disadvantageÕ that restricts their ability to adapt to economic change.Financial crisis, Northern Rock, Labour market impact, Evolutionary geographical political economy

    Acoustic Emission Monitoring of a Ground Durability and Damage Tolerance Test

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    Since the mid-1970’s several authors have investigated the feasibility of using acoustic emission to monitor the integrity of aircraft structures. These studies, which have involved the monitoring of airframes during full scale ground fatigue tests as well as the monitoring of airframe components during flight, are completely catalogued in Drouillard’s annotated bibliography of acoustic emission [1,2]. In the future, acoustic emission is expected to play a primary role in the evaluation of the structural integrity of complex bolted structures such as airframes because of its ability to monitor large areas using a relatively small number of sensors. This work demonstrates the successful application to such a problem involving the monitoring of the lower wing skin of a fighter aircraft. The monitored area contained approximately 600 fasteners which attach the lower wing skin to the inner structure

    Response to comment on "solid recovered fuel: Materials flow analysis and fuel property development during the mechanical processing of biodried waste"

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    Laner and Cencic1 comment on Velis et al. (2013)2 clarifying certain points on the use of the material flow analysis (MFA) software STAN3. We welcome the correspondence and the opportunity this exchange provides to discuss optimal approaches to using STAN. In keeping with Velis et al.2 these physically impossible, and otherwise insignificant, negative flows have enabled improvements to STAN. Here, we elaborate on the practicalities of using STAN in our research and on the correctness and validation of our results, notwithstanding the inclusion of negative flows. We explain the contribution of our approach to solid waste management and resource recovery

    Biomechanical analysis of Combi-hole locking compression plate during fracture healing:a numerical study of screw configuration

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    Locking compression plates (LCPs) have become a widely used option for treating femur bone fractures. However, the optimal screw configuration with combi-holes remains a subject of debate. The study aims to create a time-dependent finite element (FE) model to assess the impacts of different screw configurations on LCP fixation stiffness and healing efficiency across four healing stages during a complete fracture healing process. To simulate the healing process, we integrated a time-dependent callus formation mechanism into a FE model of the LCP with combi-holes. Three screw configuration parameters, namely working length, screw number, and screw position, were investigated. Increasing the working length negatively affected axial stiffness and healing efficiency (p < 0.001), while screw number or position had no significant impact (p > 0.01). The time-dependent model displayed a moderate correlation with the conventional time-independent model for axial stiffness and healing efficiency (ρ ≄ 0.733, p ≀ 0.025). The highest healing efficiency (95.2%) was observed in screw configuration C125 during the 4–8-week period. The results provide insights into managing fractures using LCPs with combi-holes over an extended duration. Under axial compressive loading conditions, the use of the C125 screw configuration can enhance callus formation during the 4–12-week period for transverse fractures. When employing the C12345 configuration, it becomes crucial to avoid overconstraint during the 4–8-week period

    Waterloo uncovered: From discoveries in conflict archaeology to military veteran collaboration and recovery on one of the world’s most famous battlefields

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    Waterloo Uncovered is a ground-breaking conflict archaeology project, on the Waterloo battlefield in Belgium. Established in 2015 (the battle’s bicentenary year) to learn more about the battle that shaped modern Europe, it supports Serving Personnel and Veterans (SPV) in their well-being, recovery (from mental and physical injury), education, vocation and transition into civilian life. This project brings together professional archaeologists, students, SPV and volunteers, in a mutually beneficial collaboration. It has five founding partner organisations: SPW (Service Public de Wallonie), The Centre for Battlefield Archaeology (University of Glasgow), L - P : Archaeology, ORBit team, Department of Soil Management (Ghent University), University College Roosevelt (Utrecht University).The charity is also dedicated to educating the general public about its findings; these are changing the way we understand both the Battle of Waterloo, and how we support our armed forces. This paper discusses the project so far, and our future research goals

    Effect of Fibre Supplementation on Body Weight and Composition, Frequency of Eating and Dietary Choice in Overweight Individuals

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    Fibre supplementation can potentially reduce energy intake and contribute to weight loss. The mechanism may be reduced frequency of eating, resulting in reduced food consumption. The objective of this research was to determine the effectiveness of fibre supplementation with PolyGlycopleXŸ (PGXŸ), on body weight and composition, frequency of eating and dietary intake in 118 overweight adults. In a three-arm, parallel, blind, randomised controlled trial participants were randomised to one of three groups; 4.5 g PGX as softgels (PGXS), 5 g PGX granules (PGXG) or 5 g rice flour (RF) control. Prior to supplementation and at 12 weeks, participants captured before and after images of all food and beverages consumed within 4 days using a mobile food record app (mFR). The mFR images were analysed for food group serving sizes and number of eating occasions. In the PGXG group, intention-to-treat analysis showed there was a significant reduction in waist circumference (2.5 cm; p = 0.003). Subgroup analysis showed that PGXG supplementation at the recommended dose resulted in a reduction in body weight (-1.4 ± 0.10 kg, p < 0.01), body mass index (BMI) reduction (-0.5 ± 0.10, p < 0.01), reduced number of eating occasions (-1.4 ± 1.2, p < 0.01) and a reduced intake of grain food (-1.52 ± 1.84 serves, p = 0.019). PGXG at the recommended dose resulted in a reduction in weight and BMI which was significantly greater than that for RF (p = 0.001). These results demonstrate the potential benefits of PGX fibre in controlling frequency of eating and in weight loss

    Oxygen Isotope Analysis of Human Bone Phosphate Evidences Weaning Age in Archaeological Populations

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    Acknowledgements With special thanks to Jean-Jacques Hublin and the MPI-EVA; to Annabell Reiner (MPI-EVA) and Bernd Steinhilber (Universitat Tubingen) for technical support;and to the Deutscher Akademischer Austausch Dienst for financial support to KB during this project (ref: A0970923). This research was funded by the Max Planck Society. TT was financed by the DFG Emmy Noether Program and acknowledges funding by the grant TU 148/2-1 for the Emmy Noether Group Bone Geochemistry. Thanks also tothe University of Aberdeen for support during the preparation of this manuscript.Peer reviewedPostprin

    The faint young Sun problem

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    For more than four decades, scientists have been trying to find an answer to one of the most fundamental questions in paleoclimatology, the `faint young Sun problem'. For the early Earth, models of stellar evolution predict a solar energy input to the climate system which is about 25% lower than today. This would result in a completely frozen world over the first two billion years in the history of our planet, if all other parameters controlling Earth's climate had been the same. Yet there is ample evidence for the presence of liquid surface water and even life in the Archean (3.8 to 2.5 billion years before present), so some effect (or effects) must have been compensating for the faint young Sun. A wide range of possible solutions have been suggested and explored during the last four decades, with most studies focusing on higher concentrations of atmospheric greenhouse gases like carbon dioxide, methane or ammonia. All of these solutions present considerable difficulties, however, so the faint young Sun problem cannot be regarded as solved. Here I review research on the subject, including the latest suggestions for solutions of the faint young Sun problem and recent geochemical constraints on the composition of Earth's early atmosphere. Furthermore, I will outline the most promising directions for future research. In particular I would argue that both improved geochemical constraints on the state of the Archean climate system and numerical experiments with state-of-the-art climate models are required to finally assess what kept the oceans on the Archean Earth from freezing over completely.Comment: 32 pages, 8 figures. Invited review paper accepted for publication in Reviews of Geophysic
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