Bornmann, Stefaner, de Moya Anegón, and Mutz (2014) have introduced a web application (www.excellencemapping.net) which is linked to both academic ranking lists published hitherto (e.g. the Academic Ranking of World Universities) as well as spatial visualization approaches. The web application...

Purpose – The web application presented in this paper allows for an analysis to reveal centres of excellence in different fields worldwide using publication and citation data. Only specific aspects of institutional performance are taken into account and other aspects such as teaching...

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...

This study shows for eight science-based industries that the citation impact of research collaboration is higher for international collaboration than for national and regional collaboration. A further analysis of institutional affiliations shows that university-industry-government collaborations...

The geography of scientific knowledge is defined as the replication process of locally produced knowledge claims. Proximity in social, cognitive, and physical dimensions promotes the sharing of tacit knowledge. Thus, given the complementarity between tacit and codified knowledge, proximity...