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networks, mechanistically as oxidative dimerization of carba-
zole units. Repetitive carbazole–carbazole couplings lead to
a continuous growth of the polymer networks as smooth and
freestanding thin lms. The polymer lms exhibit HOMO
energy levels between ꢀ5.06 and ꢀ5.38 eV, and LUMO energy
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morphology with wide angle X-ray scattering and transmission
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layers of multilayer electronic devices.
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Conflicts of interest
There are no conicts to declare.
Acknowledgements
We acknowledge support from the Open Access Publication
Fund of the University of Wuppertal.
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2021 The Author(s). Published by the Royal Society of Chemistry
RSC Adv., 2021, 11, 4654–4659 | 4659