Q-Measures and Betweenness Centrality in a Collaboration Network: a Case Study of The

Electronic supplementary material to:

Q-measures and betweenness centrality in a collaboration network: A case study of the field of informetrics

Authors: Raf Guns , Yuxian Liu (corresponding author), Dilruba Mahbuba

Journal: Scientometrics

This supplementary document contains full-color visualizations of the collaboration network in the entire period (1990–2009) as well as in each of the time-sliced networks (1990–1994, 1995–1999, 2000–2004, and 2005–2009). All visualizations are made with Pajek.

Legend: colors used for each country in the visualizations

1 Network in entire period (1990–2009)

Network in period 1990–1994

2 Network in period 1995–1999

Network in period 2000–2004

3 Network in period 2005–2009

4 Relative share of total QG per country in the time-sliced networks