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United States Patent 5,391,323
Haddon, et. al.Feb. 21, 1995

Conductivity in carbonaceous compounds and devices using such compounds

Inventors: Haddon; Robert C. (Dover, NJ); Hebard; Arthur F. (Bernardsville, NJ); Murphy; Donald W. (Green Brook, NJ); Rosseinsky; Matthew J. (Piscataway, NJ).
Assignee: AT&T Corp. (Murray Hill, NJ).
Appl. No.: 156,664
Filed: Nov. 22, 1993

Intl. Cl.:C01B 31/00; H01B 1/04;
U.S. Cl.:252/502.; 252/503.;
Field of Search:445 B

References Cited

U.S. Patent Documents
4,673,589Jan., 1987Standley 252/502
5,035,835Jul., 1991Asakawa et al. 252/512

Other References

Primary Examiner: Lewis; Michael
Assistant Examiner: Kalinchak; Stephen G.


Carbonaceous materials based on the fullerene molecules have been developed which allow for high conductivity (comparable to or higher than those attained by n-type doped polyacetylene). The fullerene materials are soluble in common solvents.

10 Claims, 1 Drawing Figures

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