504 research outputs found

    Properties of the mechanosensitive channel MscS pore revealed by tryptophan scanning mutagenesis

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    Funding This work was supported by a Wellcome Trust Programme grant [092552/A/10/Z awarded to I.R.B., S.M., J. H. Naismith (University of St Andrews, St Andrews, U.K.), and S. J. Conway (University of Oxford, Oxford, U.K.)] (T.R. and M.D.E.), by a BBSRC grant (A.R.) [BB/H017917/1 awarded to I.R.B., J. H. Naismith, and O. Schiemann (University of St Andrews)], by a Leverhulme Emeritus Fellowship (EM-2012-060\2), and by a CEMI grant to I.R.B. from the California Institute of Technology. The research leading to these results has received funding from the European Union Seventh Framework Programme (FP7/2007-2013 FP7/2007-2011) under Grant PITN-GA-2011-289384 (FP7-PEOPLE-2011-ITN NICHE) (H.G.) (awarded to S.M.).Peer reviewedPublisher PD

    A3_8 Two mirrors and infinity. II

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    We extend the work presented in “A3_7 Two mirrors and infinity†to analyse the potential of the system to cause detectable time delay, caused by the finite speed of light. It was found that with the setup, considered in the aforementioned paper, it is impossible for a human eye to perceive such a difference. In turn, it was found that a commercially available high speed video camera could theoretically detect such image changes

    A3_5 Investigating the feasibility of Solar Energy in UK

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    The total amount of electrical energy that could be produced by a photovoltaic solar panel array the size of London with solar tracking has been calculated at 417 GWh per year. This is 0.103% of the total energy demand of the UK and a long way from the target of 15% renewable energy production by 2020

    A3_3 Did the Solar System’s Ice Giants drift outwards?

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     This article investigates whether it was possible for Uranus and Neptune to have migrated outwards from an orbit much closer than that where they currently are. There is a strong chance it could have occurred providing the surface density of planetesimals in the disk was continuous and sufficiently high

    A3_4 Playing Pool

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    In this article we investigate whether large angle shots in cue ball games, like Pool or Snooker, have an effect on accuracy. It was concluded that 0° to 40° shots introduce smallest uncertainty, and that shots over 70° have asymptotically large uncertainty.Â

    A3_6 The blind spot of the Human eye

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    In this paper we demonstrate that the blind spot of the human eye can block out small objects from our visual field. We use baseball as an example and it was found that at a certain angle the ball could not be seen for some distance. We then showed that the batter does not have enough time to react and hit the ball when it reappears in the visual field
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