Stacks of TCNQ and TTF Molecules

Infinite Stacks of TCNQ and TTF Molecules.—The quasi one-dimensional charge-transfer molecular crystal TCNQ (7,7, 8,8 -tetracyanoquinodimethane)-TTF (tetrathiofulvalene) has received considerable attention in the past decade because of its interesting solid-state physical properties. In recent publications81 

Karpfen, G. Stollhoff, and P. Fulde, Chem. Phys., 1975, 7, 267 A. Karpfen, J. Ladik, G. Stollhoff, and P. Fulde, Chem. Phys., 1975, 8, 215 S. Suhai, J. Phys. C, Solid State Phys., 1976, 9, 3073 R. D. Singh and J. Ladik, Phys. Lett., 1978, 65A, 264 S. Suhai, J. Phys. C, Solid State Phys., submitted. 

in Recent Advances in the Quantum Theory of Polymers , ed. J.-M. Andr6, J.-L. Br6das, J. Delhalle, J. Ladik, G. Leroy, and C. Moser, Springer-Verlag, Berlin, 1980, p. 35. 

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