نتایج جستجو برای: essential science indicator
تعداد نتایج: 878156 فیلتر نتایج به سال:
The probability of a paper being mentioned on Twitter, Facebook, in a blog post or the news or being saved to Mendeley depends on its discipline. For example, 31.7% of recent biomedical and health sciences journal articles get tweeted, while the Twitter coverage in mathematics and computer science is as low as 7.5% (Haustein, Costas, & Larivière, 2015). The coverage, density and distribution of...
Design for Environment (DfE) has become a main stream policy that aims to gratify the human needs while preserving the ecological environment. Nowadays many countries have established environmental laws. Hence, companies are being asked to provide the eco-profiles of products. In order to assist electronic companies to execute the life cycle assessment (LCA) and construct the eco-profiles for a...
In situ multi-frequency measurements of magnetic susceptibility as an indicator of planetary regolith maturity Journal Article How to cite: Bentley, Mark S.; Ball, Andrew J.; Potter, David K.; Wright, Ian P. and Zarnecki, John C. (2009). In situ multi-frequency measurements of magnetic susceptibility as an indicator of planetary regolith maturity. Planetary and Space Science, 57(12), pp. 1491–1...
Students experiencing difficulty with their studies don’t often identify themselves as students in need of support. The Science Student Success Centre at Carleton University actively seeks out these science students to give them the help they require. One indicator of need is a student’s grades. Another indicator is attendance in class. In this paper, we describe how we use beacon technology to...
Bornmann and Leydesdorff (in press) proposed methods based on Web-of-Science data to identify field-specific excellence in cities where highly-cited papers were published more frequently than can be expected. Top performers in output are cities in which authors are located who publish a number of highly-cited papers that is statistically significantly higher than can be expected for these citie...
Bornmann and Leydesdorff (2011) proposed methods based on Web of Science data to identify field-specific excellence in cities where highly cited papers were published more frequently than can be expected. Top performers in output are cities in which authors are located who publish a number of highly cited papers that is statistically significantly higher than can be expected for these cities. U...
In addition to science citation indicators of journals like impact and immediacy, social network analysis provides a set of centrality measures like degree, betweenness, and closeness centrality. These measures are first analyzed for the entire set of 7,379 journals included in the Journal Citation Reports of the Science Citation Index and the Social Sciences Citation Index 2004, and then also ...
using medicinal plants as drug or spice in food have significantly increased in recent decades. also, production of this plants restricted by drought stress. therefor the aim of this was investigation of drought stress effect on fruit and essential oil yield of different endemic coriander genotypes. in this regard, 14 coriander genotypes subjected to two levels of water treatments in two separa...
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