132 research outputs found

    The Relationship of Information Systems, Supply Chain Management With Organisational Performance

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    Purpose In today’s world, Supply Chain Management (SCM) is a key strategic factor for increasing organisational effectiveness and for better realisation of organisational goals such as competitiveness, better customer care and increased profitability (Ganesh Kumar and Nambirajan, 2013). As such, research interest has focused on supply chain practices with SMEs and large organisations in terms of supply chain information systems (SCIS) and organisational performance. Research Approach This study aims at the exploration of the statistical relationship between (SCIS) Effectiveness and Organisational Performance. The findings from a survey involving 168 IT managers show a strong correlation between SCIS and non-financial Organisational Performance across a cohort of Small Medium Enterprises (SMEs) and large organisations. Findings and Originality These findings are further confirmed by a recent publication from Ganesh Kumar and Nambirajan, (2013). This study identified the items used by researchers for the measurement of both constructs. Exploratory Factor Analysis was employed as there was no theoretical basis to specify a priori the number and patterns of common factors (Hurley et al., 1997) especially for the extraction of factors measuring the non-financial performance of a firm. Research Impact The analyses also revealed that companies with a high implementation degree show a better supply chain performance. Furthermore, the results show that this paper contributes to the SCM field by providing scales for financial and non-financial performance constructs, and by exploring how those are improved by the adoption of specific Supply Chain Information Systems. Practical Impact The purpose of this study aims at the exploration of the statistical relationship between Supply Chain Information Systems’ (SCIS) Effectiveness and Organisational Performance, when this is measured by financial and non-financial variables and the impacts on SMEs performance

    Experimental results for nulling the effective thermal expansion coefficient of fused silica fibres under a static stress

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    We have experimentally demonstrated that the effective thermal expansion coefficient of a fused silica fibre can be nulled by placing the fibre under a particular level of stress. Our technique involves heating the fibre and measuring how the fibre length changes with temperature as the stress on the fibre was systematically varied. This nulling of the effective thermal expansion coefficient should allow for the complete elimination of thermoelastic noise and is essential for allowing second generation gravitational wave detectors to reach their target sensitivity. To our knowledge this is the first time that the cancelation of the thermal expansion coefficient with stress has been experimentally observed

    Quantifying full phenological event distributions reveals simultaneous advances, temporal stability and delays in spring and autumn migration timing in long-distance migratory birds

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    Acknowledgements We thank all Fair Isle Bird Observatory staff and volunteers for help with data collection and acknowledge the foresight of George Waterston and Ken Williamson in instigating the observatory and census methodology. We thank all current and previous directors of Fair Isle Bird Observatory Trust for their contributions, particularly Dave Okill and Mike Wood for their stalwart support for the long-term data collection and for the current analyses. Dawn Balmer and Ian Newton provided helpful guidance on manuscript drafts. We thank Ally Phillimore and two anonymous referees for helpful comments. This study would have been impossible without the Fair Isle community's invaluable support and patience over many decades, which is very gratefully acknowledged. WTSM and JMR designed and undertook analyses, wrote the paper and contributed to data collection and compilation, MB contributed to analysis and editing, all other authors oversaw and undertook data collection and compilation and contributed to editing.Peer reviewedPostprin

    Momentum Flux Spectra of a Mountain Wave Event Over New Zealand

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    During the Deep Propagating Gravity Wave Experiment (DEEPWAVE) 13 July 2014 research flight over the South Island of New Zealand, a multiscale spectrum of mountain waves (MWs) was observed. High-resolution measurements of sodium densities were available from ~70 to 100 km for the duration of this flight. A comprehensive technique is presented for obtaining temperature perturbations, Tβ€², from sodium mixing ratios over a range of altitudes, and these Tβ€² were used to calculate the momentum flux (MF) spectra with respect to horizontal wavelengths, Ξ»H, for each flight segment. Spectral analysis revealed MWs with spectral power centered at Ξ»H of ~80, 120, and 220 km. The temperature amplitudes of these MWs varied between the four cross-mountain flight legs occurring between 6:10UT and 9:10UT. The average spectral Tβ€² amplitudes near 80 km in altitude ranged from 7–13 K for the 220 km Ξ»H MW and 4–8 K for the smaller Ξ»H MWs. These amplitudes decayed significantly up to 90 km, where a critical level for MWs was present. The average MF per unit mass near 80 km in altitude ranged from ~13 to 60 m2/s2 across the varying spectra over the duration of the research flight and decayed to ~0 by 88 km in altitude. These MFs are large compared to zonal means and highlight the importance of MWs in the momentum budget of the mesosphere and lower thermosphere at times when they reach these altitudes

    Early prehabilitation reduces admissions and time in hospital in patients with newly diagnosed lung cancer

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    Objectives Lung cancer is the leading cause of cancer death in the UK. Prehabilitation aims to maximise patient fitness and minimise the negative impact of anticancer treatment. What constitutes prehabilitation before non-surgical anticancer treatment is not well established. We present data from a pilot project of Early prehabilitation In lung Cancer.Methods All new patients with likely advanced lung cancer were offered prehabilitation at respiratory clinic, if fit for further investigation. Prehabilitation included assessment and appropriate intervention from a consultant in palliative medicine, registered dietitian and rehabilitation physiotherapist. Four objective endpoints were identified, namely admissions to hospital, time spent in the hospital, treatment rates and overall survival. Outcomes were to be compared with 178 prehab eligible historical controls diagnosed from 2019 to 2021.Results From July 2021 to June 2023, 65 patients underwent prehabilitation and 72% of patients underwent all 3 interventions. 54 patients had a stage 3 or 4 lung cancer. In the prehab group, fewer patients attended Accident and Emergency (31.5 vs 37.4 attendances per 100 patients) and fewer were admitted (51.9 vs 67.9) when compared with historical controls. Those receiving prehab spent a lot less time in the hospital (129.7 vs 543.5 days per 100 patients) with shorter admissions (2.5 vs 8 days). Systemic anticancer treatment rates increased in the short term but were broadly similar overall. Median survival was higher in the prehabilitation group (0.73 vs 0.41 years, p=0.046).Conclusions Early prehabilitation appears to reduce time spent in the hospital. It may improve survival. Further work is required to understand its full effect on treatment rates.<br/

    MICL controls inflammation in rheumatoid arthritis

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    Acknowledgments We thank G Milne, D MacCallum, S Hardison, G Wilson, C Wallace, S Hadebe and A Richmond for assistance; H. El-Gabalawy for tissues and the animal facility staff for the care of our animals. Flow cytometry was undertaken in the Iain Fraser Cytometry Centre, University of Aberdeen. Funding: GDB was funded by the Wellcome Trust and MRC (UK). AA and CDB are supported by the Arthritis Research UK Tissue Engineering Centre (grant 19429). This study makes use of data generated by the Wellcome Trust Case Control Consortium. A full list of the investigators who contributed to the generation of the data is available from http://www.wtccc.org.uk, and was funded by the Wellcome Trust (076113). MJGF was funded by The Arthritis Society and the Canadian Arthritis Network and J-ML by a scholarship from the Canadian Arthritis Network.Peer reviewedPublisher PD
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