3,257 research outputs found

    Five minutes with Nigel Dodd: “Bitcoin has opened up the debate about the future of money”

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    Should our understanding of money change in light of the emergence of new forms of currency such as bitcoin? In an interview with EUROPP’s editor Stuart Brown, Nigel Dodd discusses the origin stories of money, how these stories have underpinned the response to the financial crisis, and what bitcoin and other digital currencies mean for the future of money

    Development of on-line FTIR spectroscopy for siloxane detection in biogas to enhance carbon contactor management

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    Activated carbon filters are used to limit engine damage by siloxanes when biogas is utilised to provide electricity. However, carbon filter siloxane removal performance is poorly understood as until recently, it had not been possible to measure siloxanes on-line. In this study, on-line Fourier Transform Infrared (FTIR) spectroscopy was developed to measure siloxane concentration in real biogas both upstream (86.1–157.5 mg m−3) and downstream (2.2–4.3 mg m−3) of activated carbon filters. The FTIR provided reasonable precision upstream of the carbon vessel with a root mean square error of 10% using partial least squares analysis. However, positive interference from volatile organic carbons was observed in downstream gas measurements limiting precision at the outlet to an RMSE of 1.5 mg m−3 (47.8%). Importantly, a limit of detection of 3.2 mg m−3 was identified which is below the recommended siloxane limit and evidences the applicability of on-line FTIR for this application

    Five minutes with Nigel Farage: “The European Parliament elections may ultimately decide whether we get a referendum on EU membership”

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    The United Kingdom Independence Party (UKIP) has campaigned for the UK’s exit from the EU since the early 1990s. In an interview with EUROPP’s editor Stuart Brown and British Politics and Policy at LSE’s editor Joel Suss, UKIP leader Nigel Farage discusses the importance of the upcoming European Parliament elections in May, the party’s future prospects at the 2015 UK general election, and whether Scottish independence would help UKIP’s electoral chances
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