High density non-volatile memory device

A molecule for the storage of information, said molecule having the formula:

• 48
• wherein
• S1, S2, S3, and S4 are substituents independently selected from the group consisting of aryl, phenyl, cycloalkyl, alkyl, halogen, alkoxy, alkylthio, perfluoroalkyl, perfluoroaryl, pyridyl, cyano, thiocyanato, nitro, amino, alkylamino, acyl, sulfoxyl, sulfonyl, imido, amido, and carbamoyl wherein said substituents provide a redox potential range of less than about 2 volts;
• M1, M2, M3, and M4 are independently selected metals;
• K1, K2, K3, K4, K5, K6, K7, K8, K9, K10, K11, K12, K13, K14, K15, and K16 are independently selected from the group consisting of N, O, S, Se, Te, and CH;
• J1, J2, and J3 are independently selected linkers;
• L1, L2, L3, and L4 are present or absent and, when present are independently selected linkers;
• and X1, X2, X3, and X4 are independently selected from the group consisting of a substrate, a reactive site that can covalently couple to a substrate, and a reactive site that can ionically couple to a substrate;
• and E1 and E2 are terminating substituents;
• and said molecule has at least two different and distinguishable oxidation states.

A molecule for the storage of information, said molecule having the formula:

• 49
• wherein
• M1 and M2 are independently selected metals;
• S1, S2, S3, S4, S5, S6, S7, and S8 are independently selected from the group consisting of aryl, phenyl, cycloalkyl, alkyl, halogen, alkoxy, alkylthio, perfluoroalkyl, perfluoroaryl, pyridyl, cyano, thiocyanato, nitro, amino, alkylamino, acyl, sulfoxyl, sulfonyl, imido, amido, and carbamoyl;
• K1, K2, K3, K4, K5, K6, K7, and K8 are independently selected from the group consisting of are independently selected from the group consisting of N, O, S, Se, Te, and CH;
• L1 and L2 are independently selected linkers;
• and
• X1 and X2 are independently selected from the group consisting of a substrate, a reactive site that can covalently couple to a substrate, and a reactive site that can ionically couple to a substrate.

A molecule for the storage of information, said molecule having the formula:

• 50
• F1 is selected from the group consisting of a ferrocene, a substituted ferrocene, a metalloporphyrin, and a metallochlorin;
• J1 is a linker;
• M is a metal;
• S1 and S2 are substituents independently selected from the group consisting of aryl, phenyl, cycloalkyl, alkyl, halogen, alkoxy, alkylthio, perfluoroalkyl, perfluoroaryl, pyridyl, cyano, thiocyanato, nitro, amino, alkylamino, acyl, sulfoxyl, sulfonyl, imido, amido, and carbamoyl wherein said substituents provide a redox potential range of less than about 2 volts;
• K1, K2, K3, and K4 are independently selected from the group consisting of N, O, S, Se, Te, and CH;
• L is a linker;
• and
• X is selected from the group consisting of a substrate, a reactive site that can covalently couple to a substrate, and a reactive site that can ionically couple to a substrate, and said molecule has at least three different and distinguishable oxidation states.

A molecule for the storage of information, said molecule having the formula:

• 51
• wherein M is a metal;
• S1 and S2 are selected from the group consisting of aryl, phenyl, cycloalkyl, alkyl, halogen, alkoxy, alkylthio, perfluoroalkyl, perfluoroaryl, pyridyl, cyano, thiocyanato, nitro, amino, alkylamino, acyl, sulfoxyl, sulfonyl, imido, amido, and carbamoyl wherein said substituents provide a redox potential range of less than about 2 volts:
• L is a linker;
• and
• X is selected from the group consisting of a substrate, a reactive site that can covalently couple to a substrate, and a reactive site that can ionically couple to a substrate