Organic narrowband near-infrared photodetectors based on intermolecular charge-transfer absorption

Bernhard Siegmund; Andreas Mischok; Johannes Benduhn; Olaf Zeika; Sascha Ullbrich; Frederik Nehm; Matthias Böhm; Donato Spoltore; Hartmut Fröb; Christian Körner; Karl Leo; Koen Vandewal

doi:10.1038/ncomms15421

Nature Communications (Jun 2017)

Organic narrowband near-infrared photodetectors based on intermolecular charge-transfer absorption

Bernhard Siegmund,
Andreas Mischok,
Johannes Benduhn,
Olaf Zeika,
Sascha Ullbrich,
Frederik Nehm,
Matthias Böhm,
Donato Spoltore,
Hartmut Fröb,
Christian Körner,
Karl Leo,
Koen Vandewal

Affiliations

Bernhard Siegmund: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Andreas Mischok: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Johannes Benduhn: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Olaf Zeika: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Sascha Ullbrich: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Frederik Nehm: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Matthias Böhm: Institute for Applied Physics, Technische Universität Dresden
Donato Spoltore: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Hartmut Fröb: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Christian Körner: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Karl Leo: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden
Koen Vandewal: Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP), Technische Universität Dresden

DOI: https://doi.org/10.1038/ncomms15421
Journal volume & issue: Vol. 8, no. 1
pp. 1 – 6

Abstract

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Interfaces of organic donor-acceptor blends provide intermolecular charge-transfer states with red-shifted but weak absorption. By introducing an optical micro-cavity; Siegmundet al., enhance their photoresponse to achieve narrowband NIR photodetection with broad spectral tunability.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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