Exceptional redox and photophysical properties of a triply fused diporphyrin-C60 conjugate:: Novel scaffolds for multicharge storage in molecular scale electronics

被引:116
作者
Bonifazi, D
Scholl, M
Song, FY
Echegoyen, L [1 ]
Accorsi, G
Armaroli, N
Diederich, F
机构
[1] Clemson Univ, Dept Chem, Hunter Labs 219, Clemson, SC 29634 USA
[2] Ist Sintesi Organ & Fotoreatt, I-40129 Bologna, Italy
[3] ETH Honggerberg, HCI, Organ Chem Lab, CH-8093 Zurich, Switzerland
关键词
electrochemistry; electron transfer; fullerenes; luminescence; porphyrinoids;
D O I
10.1002/anie.200352265
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Up to fifteen electrons are reversibly accommodated in a triply fused porphyrin dimer conjugated to two [60]fullerene moieties. Its photophysical properties differ completely from those of the many known porphyrin-fullerene dyads: Photo-excitation of the C60 moieties results in quantitative sensitization of the low-lying (about 1 eV) and very short lived lowest singlet level of the porphyrin sheet (see scheme).
引用
收藏
页码:4966 / 4970
页数:5
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