Previous Article Next Article Table of Contents Chemical Physics Letters, Vol.589, 17-17, 2013 DOI10.1016/j.cplett.2013.08.040 Export Citation Historical perspective on: The role of potassium in the catalytic synthesis of ammonia [Volume 60, Issue 3, 15 January 1979, Pages 391-394] Ertl G, Weiss M, Lee SB Please enable JavaScript to view the comments powered by Disqus.