EPSRC Reference: |
GR/N65332/01 |
Title: |
NEW MAGNETIC MATERIALS INVOLVING ELECTROCHEMICALLY ACTIVE COMPLEX LIGANDS |
Principal Investigator: |
Winpenny, Professor RE |
Other Investigators: |
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Researcher Co-Investigators: |
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Project Partners: |
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Department: |
Chemistry |
Organisation: |
University of Manchester, The |
Scheme: |
Standard Research (Pre-FEC) |
Starts: |
01 October 2001 |
Ends: |
30 September 2004 |
Value (£): |
62,498
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EPSRC Research Topic Classifications: |
Co-ordination Chemistry |
Materials Synthesis & Growth |
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EPSRC Industrial Sector Classifications: |
Manufacturing |
Chemicals |
Electronics |
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Related Grants: |
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Panel History: |
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Summary on Grant Application Form |
The area of olecular magnetism is expanding due to the unusual physics displayed by both molecular species ( single molecule magnetism ), and extended networks constructed from molecular precursors (low dimensional magnets; frustrated systems; molecular magnets with high Tcs). In both areas there is a need to make materials which display unusual properties at higher temperatures, and thus requires stronger exchange interactions between paramagnetic centres. Radical ligands linking metals appear to be the best approach. We wish to extend this to redox-active ligands which can act as bridges in both radical and diamagnetic forms. The specific ligand to be examined is 1,10-phenanthroline-5,6-dione(oxphen), which appears to be ideal for this purpose, having a stable radical over a 0.5 volt range. Four classes of compound are targeted: tetranuclear complexes; 2D-networks; 3D-networks; higher nuclearity cages based on a dendrimer-like approach. For each class, the magnetic properties of the cages will be studies, and for the molecular species, detailed electro- and spectro-electrochemical studies will also be performed.
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Key Findings |
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Potential use in non-academic contexts |
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Impacts |
Description |
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Summary |
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Date Materialised |
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Sectors submitted by the Researcher |
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Project URL: |
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Further Information: |
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Organisation Website: |
http://www.man.ac.uk |