26 research outputs found

    Dividend Stickiness in Japan

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    markdownabstract__Abstract__ The paper describes the introduction of an emphasis on ‘personal security’ in human security thinking and practice, as part of the ultimately unsuccessful attempt to compartmentalize the pursuit of security. It reviews the past twenty years of attention to ‘personal security’: both in compartments that consider organized physical violence or threats to personal safety and property (‘citizen security’), and as parts of more wide-ranging examination of threats to fulfilment of basic needs and rights, for example in comprehensive mapping exercises undertaken in various UNDP Regional and National Human Development Reports or in studies of women’s security. The paper reflects on the complex process of opening-up conventional security thinking and practice, seeking value-added and depth without shrinking into preconceived compartments

    Detecting hydrogen bonding by NMR relaxation of the acceptor nuclei

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    The formation of hydrogen bonds (HB) between phenol or N-methyltrifluoroacetamide and several accepters (pyridine, carbonyl compounds, nitriles, amides) in CCl4 or CHCl3 been investigated through the analysis of NMR relaxation times (T-1) of the heteronuclei (N-14 and O-17) directly involved in the HB interaction. Thus. a comparison is made between such T-1 values (corrected for changes in molecular dynamics and motional anisotropy) and electric field gradients calculated by ab initio methods for the acceptor molecules, both isolated and in 1:1 or 2:1 hydrogen-bonded complexes. When other effects are properly accounted for, there is a good agreement between theoretical and experimental electric field gradient (efg) changes. The noticeable difference found between CCl4 or CHCl3 as solvents is discussed in relation to the presence of phenol oligomers, and the non-negligible HB donor power of CHCl3
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