Document Type

Journal Article

Department/Unit

Department of Chemistry

Title

A photofunctional bottom-up bis(dipyrrinato)zinc(II) complex nanosheet

Language

English

Abstract

© 2015 Macmillan Publishers Limited. All rights reserved. Two-dimensional polymeric nanosheets have recently gained much attention, particularly top-down nanosheets such as graphene and metal chalcogenides originating from bulk-layered mother materials. Although molecule-based bottom-up nanosheets manufactured directly from molecular components can exhibit greater structural diversity than top-down nanosheets, the bottom-up nanosheets reported thus far lack useful functionalities. Here we show the design and synthesis of a bottom-up nanosheet featuring a photoactive bis(dipyrrinato)zinc(II) complex motif. A liquid/liquid interfacial synthesis between a three-way dipyrrin ligand and zinc(II) ions results in a multi-layer nanosheet, whereas an air/liquid interfacial reaction produces a single-layer or few-layer nanosheet with domain sizes of >10μm on one side. The bis(dipyrrinato)zinc(II) metal complex nanosheet is easy to deposit on various substrates using the Langmuir-Schäfer process. The nanosheet deposited on a transparent SnO 2 electrode functions as a photoanode in a photoelectric conversion system, and is thus the first photofunctional bottom-up nanosheet.

Publication Date

2015

Source Publication Title

Nature Communications

Volume

6

Publisher

Nature Publishing Group

DOI

10.1038/ncomms7713

Link to Publisher's Edition

http://dx.doi.org/10.1038/ncomms7713

ISSN (electronic)

20411723

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