نتایج جستجو برای: o12
تعداد نتایج: 561 فیلتر نتایج به سال:
This paper explores the impact of domestic and international cash transfers on poverty household resilience in Togo from a comparative perspective. The uses data two surveys (The Unified Questionnaire Basic Well-being Indicators) conducted by National Institute Statistics Economic Demographic Studies 2011 2015. analysis propensity score matching method quantile instrumental regression. first ca...
We study the impact of deliberation on intertemporal choices. Using multiple experiments, including a field in Democratic Republic Congo, we show that introduction waiting periods—a policy temporally separates information about choices from themselves—causes substantially less myopic decisions. These results cannot be captured by models exponential discounting nor present bias. Comparing effect...
Abstract Three novel three-dimensional orthorhombic carbon phases are proposed based on first-principles calculations in this work. These possess dynamic stability and mechanical theoretically more favorable energy compared to most other allotropes. The hardness levels of o P-C 16 , 20 24 47.5, 49.6, 55.3 GPa, respectively, which greater than those T10, T18, O12 carbon. In addition, although me...
This paper investigates the trade-offs between local elites and state agents as tax collectors in low-capacity states. We study a randomized policy experiment assigning neighborhoods of large Congolese city to property collection by chiefs or agents. Chief raised compliance 3.2 percentage points, increasing revenue 44 percent. Chiefs collected more bribes but did not undermine morale trust gove...
Serotyping is widely used for typing Salmonella during surveillance, and depends on determining the lipopolysaccharide (LPS) O-antigen and the flagellar protein (H-antigens) components. As the O-antigen is highly variable, and structurally unique to each serotype, we investigated the binding affinities of LPS from Salmonella serotypes of O4 serogroup with specific anti-antigen serum via immunob...
Achieving monolithic integration of nonreciprocal photonic devices on semiconductor substrates has been long sought by the photonics research society. One way to achieve this goal is to deposit high quality magneto-optical oxide thin films on a semiconductor substrate. In this paper, we review our recent research activity on magneto-optical oxide thin films toward the goal of monolithic integra...
Since humidity sensors have been widely used in many sectors, a suitable humidity sensing material with improved sensitivity, faster response and recovery times, better stability and low hysteresis is necessary to be developed. Here, we fabricate a uniformly porous humidity sensor using Ca, Ti substituted Mg ferrites with chemical formula of CaMgFe1.33Ti₃O12 as humidity sensing materials by sol...
Two novel heteropolyoxomolybdate [XMo₈O31]n- (X = Ge(1) or P(2)) manganese carbonyl derivatives [(CH₃)₄N]₆H₆{MnII(GeMo₈O31)[MnI(CO)₃]₂}₂·12H₂O (1) and [(CH₃)₄N]₄H₆{MnII(PMo₈O31)[MnI(CO)₃]₂}₂·14H₂O (2), have been successfully synthesized and characterized in the solid state by single crystal X-ray diffraction, IR and thermogravimetric analysis, and in solution by UV-Vis spectroscopy and electroc...
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