Toward Well-Defined Metal-Polymer Interfaces: Temperature-Controlled Suppression of Subsurface Diffusion and Reaction at the Calcium/Poly(3-Hexylthiophene) Interface

被引:27
作者
Bebensee, Fabian [1 ,2 ]
Schmid, Martin [1 ,2 ]
Steinrueck, Hans-Peter [1 ,2 ]
Campbell, Charles T. [3 ]
Gottfried, J. Michael [1 ,2 ]
机构
[1] Univ Erlangen Nurnberg, Lehrstuhl Phys Chem 2, D-91058 Erlangen, Germany
[2] ICMM, D-91058 Erlangen, Germany
[3] Univ Washington, Dept Chem, Seattle, WA 98195 USA
关键词
POLYIMIDE; GROWTH;
D O I
10.1021/ja104029r
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The thickness of the reaction zone at the interface between calcium and regioregular poly(3-hexylthiophene), which is one of the best performing metal/polymer combinations in photovoltaic devices, depends critically on the temperature of the polymer during the initial phase of metal deposition. It is shown that deposition at 130 K reduces the thickness of the reaction zone, an effect that also persists after warming to room temperature.
引用
收藏
页码:12163 / 12165
页数:3
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