Charge-Transfer and Energy Applications

Uncoordinated metal Octahedral complex Ligand tt orbitals 

7T----- TT excitation within the aromatic ligands. Varying the metal ion and the ligand 

The photolytic splitting of water into hydrogen and oxygen gas is an environmentally benign and cost effective potential fuel source. 

The reduction of hydrogen ions to hydrogen gas, a key step in this redox process, can be promoted via a sensitization approach that begins with an MLCT event. 

FIGURE 11.17 Photoinduced Formation of Hj from Protons via a Sensitizer Approach. 

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