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Type of Document Thesis Author Gomes, Joseph Vincent Author's Email Address jvg07d@fsu.edu URN etd-11082010-184554 Title Synthesis, Electronic, and Optical Properties of Cu and Pb Complexes with TTF-Functionalized Phthalocyanine Degree Master of Science Department Chemistry and Biochemistry, Department of Advisory Committee
Advisor Name Title Michael Shatruk Committee Chair David Van Winkle Committee Member Geoffrey Strouse Committee Member Gregory Dudley Committee Member Keywords
- Phthalocyanine
- Tetrathiafulvalene
- Multifunctional
- Organic Conductors
Date of Defense 2010-10-27 Availability unrestricted Abstract Phthalocyanine and its numerous derivatives have long been a focus of vast research efforts in various areas of chemistry, physics, and engineering. A large part of this research paralleled the studies of porphyrins, which are well known for their biological relevance. Both phthalocyanines and porphyrins are appealing from the point of view of materials chemistry. Their metal complexes were studied as catalysts, small molecule transporters, electrical conductors, magnetic switches, etc.
Among many types of molecules investigated for molecular electronics applications, phthalocyanines are of particular interest because they are robust and capable of self-assembly, an important feature for technical processing purposes. In addition, their electronic properties can be tuned by substitution on the periphery of the macrocycle or introduction of a metal ion into its interior.
This thesis concentrates on phthalocyanine (Pc) derivatives that contain peripheral redox-active units, namely, tetrathiafulvalene (TTF). The latter is an excellent electron donor and a ubiquitous component of synthetic organic conductors. By introducing TTF at the periphery of the Pc macrocycle, we expect to achieve higher electronic delocalization and, consequently, improved transport properties of the resulting materials. We focus on modification of two classic one-dimensional conductors, CuPc and PbPc, and carry out a detailed investigation of their properties after the introduction of TTF units into the structure of these complexes.
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