1,177 research outputs found

    Concise Adoption of Generic Business Strategies, Virtues for Accomplishing:Corporate Mission in Multinational Firms in Nigeria

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    This study considered the concise adoption of generic business strategies in the accomplishment of corporate mission in multinational firms in Nigeria. Several attributes based on the resource and competencebased theories and models informed the nature of the study. Quantitative explanatory cross-sectional design was adopted using primarily the structured instrument designed on a 5-point Likert scale. Probability and non-probability sampling techniques were engaged in sampling 275 respondents from the multinational firms. The data obtained were analyzed using both descriptive statistics and regression analysis. The findings revealed that the generic business strategies have signify cant predictors of corporate mission accomplishment. Findings also revealed that there was positive significant influence between concise generic business strategies and firms’ productivity.This paper recommended a mandatory and thorough environmental scanning in order to select the appropriate business stratagem to be implemented in achieving the precise aspects of the corporate mission

    Spectra of Harmonium in a magnetic field using an initial value representation of the semiclassical propagator

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    For two Coulombically interacting electrons in a quantum dot with harmonic confinement and a constant magnetic field, we show that time-dependent semiclassical calculations using the Herman-Kluk initial value representation of the propagator lead to eigenvalues of the same accuracy as WKB calculations with Langer correction. The latter are restricted to integrable systems, however, whereas the time-dependent initial value approach allows for applications to high-dimensional, possibly chaotic dynamics and is extendable to arbitrary shapes of the potential.Comment: 11 pages, 1 figur

    Terahertz underdamped vibrational motion governs protein-ligand binding in solution

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    Low-frequency collective vibrational modes in proteins have been proposed as being responsible for efficiently directing biochemical reactions and biological energy transport. However, evidence of the existence of delocalized vibrational modes is scarce and proof of their involvement in biological function absent. Here we apply extremely sensitive femtosecond optical Kerr-effect spectroscopy to study the depolarized Raman spectra of lysozyme and its complex with the inhibitor triacetylchitotriose in solution. Underdamped delocalized vibrational modes in the terahertz frequency domain are identified and shown to blue-shift and strengthen upon inhibitor binding. This demonstrates that the ligand-binding coordinate in proteins is underdamped and not simply solvent-controlled as previously assumed. The presence of such underdamped delocalized modes in proteins may have significant implications for the understanding of the efficiency of ligand binding and protein–molecule interactions, and has wider implications for biochemical reactivity and biological function

    HEALTH GeoJunction: place-time-concept browsing of health publications

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    <p>Abstract</p> <p>Background</p> <p>The volume of health science publications is escalating rapidly. Thus, keeping up with developments is becoming harder as is the task of finding important cross-domain connections. When geographic location is a relevant component of research reported in publications, these tasks are more difficult because standard search and indexing facilities have limited or no ability to identify geographic foci in documents. This paper introduces <it><smcaps>HEALTH</smcaps> GeoJunction</it>, a web application that supports researchers in the task of quickly finding scientific publications that are relevant geographically and temporally as well as thematically.</p> <p>Results</p> <p><it><smcaps>HEALTH</smcaps> GeoJunction </it>is a geovisual analytics-enabled web application providing: (a) web services using computational reasoning methods to extract place-time-concept information from bibliographic data for documents and (b) visually-enabled place-time-concept query, filtering, and contextualizing tools that apply to both the documents and their extracted content. This paper focuses specifically on strategies for visually-enabled, iterative, facet-like, place-time-concept filtering that allows analysts to quickly drill down to scientific findings of interest in PubMed abstracts and to explore relations among abstracts and extracted concepts in place and time. The approach enables analysts to: find publications without knowing all relevant query parameters, recognize unanticipated geographic relations within and among documents in multiple health domains, identify the thematic emphasis of research targeting particular places, notice changes in concepts over time, and notice changes in places where concepts are emphasized.</p> <p>Conclusions</p> <p>PubMed is a database of over 19 million biomedical abstracts and citations maintained by the National Center for Biotechnology Information; achieving quick filtering is an important contribution due to the database size. Including geography in filters is important due to rapidly escalating attention to geographic factors in public health. The implementation of mechanisms for iterative place-time-concept filtering makes it possible to narrow searches efficiently and quickly from thousands of documents to a small subset that meet place-time-concept constraints. Support for a <it>more-like-this </it>query creates the potential to identify unexpected connections across diverse areas of research. Multi-view visualization methods support understanding of the place, time, and concept components of document collections and enable comparison of filtered query results to the full set of publications.</p

    Smooth Horizonless Geometries Deep Inside the Black-Hole Regime

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    This Letter has been highlighted by the editors as an Editor's Suggestion.This Letter has been highlighted by the editors as an Editor's Suggestion

    Waterborne Elizabethkingia meningoseptica in adult critical care

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    Elizabethkingia meningoseptica is an infrequent colonizer of the respiratory tract; its pathogenicity is uncertain. In the context of a 22-month outbreak of E. meningoseptica acquisition affecting 30 patients in a London, UK, critical care unit (3% attack rate) we derived a measure of attributable morbidity and determined whether E. meningoseptica is an emerging nosocomial pathogen. We found monomicrobial E. meningoseptica acquisition (n = 13) to have an attributable morbidity rate of 54% (systemic inflammatory response syndrome >2, rising C-reactive protein, new radiographic changes), suggesting that E. meningoseptica is a pathogen. Epidemiologic and molecular evidence showed acquisition was water-source–associated in critical care but identified numerous other E. meningoseptica strains, indicating more widespread distribution than previously considered. Analysis of changes in gram-negative speciation rates across a wider London hospital network suggests this outbreak, and possibly other recently reported outbreaks, might reflect improved diagnostics and that E. meningoseptica thus is a pseudo-emerging pathogen

    Understanding 'trafficking vulnerabilities' among children: the responses linking to child protection issues in Nepal

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    The purpose of this paper is to discuss child trafficking in Nepal within the broader framework of child protection. It examines both individual (gender, ethnicity and caste) and structural (their experiences in relation to work, migration, education and lack of birth registration) vulnerabilities and their links with child trafficking as a child protection concern. The paper provides suggestions for why there is a need for a more nuanced understanding of trafficking vulnerabilities as part of a continuum, rather than a distinct event, to improve outcomes for children. We use the evidence presented here to call for a holistic approach. Policies and programmes must be integrated within the broader concerns of child protection, thus strengthening the system from local to national level, while recognising the importance of children’s rights to participate in any decision-making
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