Communication
Indigo - A Natural Pigment for High Performance Ambipolar Organic Field Effect Transistors and Circuits
Article first published online: 23 NOV 2011
DOI: 10.1002/adma.201102619
Copyright © 2012 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
Additional Information
How to Cite
Irimia-Vladu, M., Głowacki, E. D., Troshin, P. A., Schwabegger, G., Leonat, L., Susarova, D. K., Krystal, O., Ullah, M., Kanbur, Y., Bodea, M. A., Razumov, V. F., Sitter, H., Bauer, S. and Sariciftci, N. S. (2012), Indigo - A Natural Pigment for High Performance Ambipolar Organic Field Effect Transistors and Circuits. Adv. Mater., 24: 375–380. doi: 10.1002/adma.201102619
Publication History
- Issue published online: 10 JAN 2012
- Article first published online: 23 NOV 2011
- Manuscript Received: 8 JUL 2011
Keywords:
- ambipolar semiconductors;
- biodegradable electronics;
- sustainable electronics;
- natural materials

Millenniums-old natural dye indigo - a “new” ambipolar organic semiconductor. Indigo shows balanced electron and hole mobilities of 1 × 10−2 cm2 V−1 s−1 and good stability against degradation in air. Inverters with gains of 105 in the first and 110 in the third quadrant are demonstrated. Fabricated entirely from natural and biodegradable compounds, these devices show the large potential of such materials for green organic electronics.

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