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Dear colleagues, 
 
See the animation at http://www.leydesdorff.net/journals/nanotech/index.htm
.

The file contains some further explanation. The specialty emerged as a set
of journals citing one another during the period 2000-2003.
 
Best wishes for a Happy Newyear, 
 
 
Loet
 
________________________________

Loet Leydesdorff 
Amsterdam School of Communications Research (ASCoR)
Kloveniersburgwal 48, 1012 CX Amsterdam
[log in to unmask] ; http://www.leydesdorff.net/ 

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