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The Columbia EFRC - Lenfest Center for Sustainable Energy ...

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Nanostructured Heterojunction Solar Devices.<br />

Ioannis Kymissis<br />

Charles Black (BNL)<br />

Ashrafel Alam (Purdue)<br />

With Colin Nuckolls, Ken Shepard, Philip Kim, Irving Herman<br />

PDMS molding followed by microcontact<br />

printing of surface modifying silanes<br />

Idea: Engineer surface energy <strong>for</strong> control of<br />

organic blend phase separation.<br />

� � � �<br />

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Program Goal: Develop, understand, and evaluate heterostructure<br />

solar devices with efficient extraction of charge carriers.<br />

p<br />

n<br />

file: <strong>Lenfest</strong> Symp 05-04-10 rev b.ppt Page 19

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