852 research outputs found

    Impact Evaluation of Productive Use – An Implementation Guideline for Electrification Projects

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    There is a consensus in the international community that rural electrification and, in particular, the productive use of electricity contributes to poverty alleviation. At the same time, efforts to evaluate the impacts of development projects have increased substantially. This paper provides a hands-on guide for designing evaluation studies regarding the impacts of productive electricity usage. Complementary to the existing literature on evaluation methods, this guide familiarizes project managers with the concrete steps that have to be undertaken to plan and implement an evaluation. The guide comprises three modules based on enterprise surveys and on anecdotal case studies. For each module, the implementation is described on a step-by-step basis including conceptual issues as well as logistics and methodological questions

    Electronic structure and magnetic properties of CrSb2_2 and FeSb2_2 investigated via ab-initio calculations

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    The electronic structure and magnetic properties of CrSb2_2 have been investigated by ab-initio calculations with an emphasis on the role of the magnetic structure for the ground state. The influence of correlation effects has been investigated by performing fixed spin moment (FSM) calculations showing their important role for the electronic and magnetic properties. The details of the electronic structure of CrSb2_2 are analyzed by a comparison with those of FeSb2_2. The results obtained contribute in particular to the understanding of the temperature dependence of transport and magnetic behavior observed experimentally

    The provision of solar energy to rural households through a fee-for-service system

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    This baseline report is part of an evaluation commissioned by the Policy and Operations Evaluation Department (IOB) of the Netherlands Ministry of Foreign Affairs. It belongs to a series of impact evaluations of renewable energy and development programmes supported by the Netherlands, with a focus on the medium and long term effects of these programmes on end-users or final beneficiaries. A characteristic of these studies is the use of mixed methods, being quantitative research techniques, in combination with qualitative techniques, to get insight in the magnitude of effects. The purpose of the impact evaluations is to account for assistance provided and to draw lessons from the findings for improvement of policy and policy implementation. The results of these impact evaluations will be input to a policy evaluation of the “Promoting Renewable Energy Programme” (PREP) to be concluded in 2014

    MICROTUBULAR CRYSTALS IN MAMMALIAN CELLS

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