Patent
1989-08-14
1991-05-14
James, Andrew J.
350354, 357 30, H01L 2928
Patent
active
050160630
ABSTRACT:
An electronic shift register memory (20) at the molecular level is described. The memory elements are based on a chain of electron transfer molecules (22) and the information is shifted by photoinduced (26) electron transfer reactions. Thus, multi-step sequences of charge transfer reactions are used to move charge with high efficiency down a molecular chain. The device integrates compositions of the invention onto a VLSI substrate (36), providing an example of a "molecular electronic device" which may be fabricated. Three energy level schemes, molecular implementation of these schemes, optical excitation strategies, charge amplification strategies, and error correction strategies are described.
REFERENCES:
patent: 3953874 (1976-04-01), Aviram et al.
patent: 4574161 (1986-03-01), Marks
Beratan David N.
Onuchic Jose N.
Adams Harold W.
Crane Sara W.
James Andrew J.
Jones Thomas H.
Manning John R.
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