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The European Union, China, and the United States in the top-1% and top-10% layers of most-frequently cited publications: Competition and collaborations
Leydesdorff, Loet; Wagner, Caroline S.; Bornmann, Lutz - In: Journal of Informetrics 8 (2014) 3, pp. 606-617
The percentages of shares of world publications of the European Union and its member states, China, and the United States have been represented differently as a result of using different databases. An analytical variant of the Web-of-Science (of Thomson Reuters) enables us to study the dynamics...
Persistent link: https://www.econbiz.de/10010906210
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Convergent validity of bibliometric Google Scholar data in the field of chemistry—Citation counts for papers that were accepted by Angewandte Chemie International Edition or rejected but published elsewhere, using Google Scholar, Science Citation Index, Scopus, and Chemical Abstracts
Bornmann, Lutz; Marx, Werner; Schier, Hermann; Rahm, Erhard - In: Journal of Informetrics 3 (2009) 1, pp. 27-35
Examining a comprehensive set of papers (n=1837) that were accepted for publication by the journal Angewandte Chemie International Edition (one of the prime chemistry journals in the world) or rejected by the journal but then published elsewhere, this study tested the extent to which the use of...
Persistent link: https://www.econbiz.de/10011039435
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Die Normierung von Zitaten in der Volkswirtschaftslehre
Bornmann, Lutz; Wohlrabe, Klaus - In: Ifo-Schnelldienst 72 (2019) 20, pp. 29-33
Zitate spielen eine wichtige Rolle bei der Beurteilung der Qualität von Artikeln und Zeitschriften sowie der Leistungen von Forschern. Das Zitierverhalten in der Wissenschaft ist jedoch sehr unterschiedlich in den verschiedenen Disziplinen. So erhalten zum Beispiel Artikel in der Physik...
Persistent link: https://www.econbiz.de/10012112385