Sir Harry Kroto believed C60 was stable because it was the smallest cage which could be constructed with five and six membered rings, in which all the pentagons were isolated. Off Kroto continued to ...
Sir Harry Kroto's Nobel lecture (PDF, 1.25MB). Sir Harry Kroto's Nobel biography. Sir Harry Kroto, "Jonathan Hare extracted a C60/C70 mixture five days prior to the faxed manuscript of the great paper ...