1970-1979
The 2,3-Dimethylenetetramethylene Diradical
B. G. Odell, R. Hoffmann and A. Imamura, J. Chem. Soc. (B), 1675 (1970).
A Potential Surface for a Nonconcerted Reaction. Tetramethylene
R. Hoffmann, S. Swaminathan, B. G. Odell and R. Gleiter, J. Amer. Chem. Soc., 92, 7091 (1970).
The Interaction of Nonbonding Orbitals in Carbonyls
J. R. Swenson and R. Hoffmann, Helv. Chim. Acta, 53, 2331 (1970).
Geometry Changes in Excited States
R. Hoffmann, Pure and Appl. Chem., 24, 567 (1970).
Interaction of Orbitals Through Space and Through Bonds
R. Hoffmann, Accts. Chem. Res., 4, 1 (1971).
A Potential Surface for a Nonlinear Cheletropic Reaction. The Decarbonylation of Cyclopropane
D. M. Hayes, C. A. Zeiss and R. Hoffmann, J. Phys. Chem., 75, 340 (197l).
Structural Effects of 3d Orbitals in Alkylidene Phosphoranes
D. B. Boyd and R. Hoffmann, J. Amer. Chem. Soc., 93, 1064 (1971).
Chemical Reactivity of Molecules in their Excited States
R. Hoffmann in Aspects de la Chimie Quantique Contemporaine, ed. R. Daudel and A. Pullman, CNRS, Paris, (1971).
The Valence Orbitals of Cyclobutane
R. Hoffmann and R. B. Davidson, J. Amer. Chem. Soc., 93, 5699 (1971).
A Potential Surface for the Insertion of Singlet Methylene into a C-H Bond
R. C. Dobson, D. Hayes and R. Hoffmann, J. Amer. Chem. Soc., 93, 6188 (197l).