Ultrafast anisotropic exciton dynamics in a water-soluble ionic carbon nitride photocatalyst

Chunyu Li; Christiane Adler; Igor Krivtsov; Dariusz Mitoraj; Robert Leiter; Ute Kaiser; Radim Beranek; Benjamin Dietzek

doi:10.1039/d1cc03812e

Ultrafast anisotropic exciton dynamics in a water-soluble ionic carbon nitride photocatalyst

Chem Commun (Camb). 2021 Oct 14;57(82):10739-10742. doi: 10.1039/d1cc03812e.

Authors

Chunyu Li^{1

2}, Christiane Adler³, Igor Krivtsov³, Dariusz Mitoraj³, Robert Leiter⁴, Ute Kaiser⁴, Radim Beranek³, Benjamin Dietzek^{1

2

5}

Affiliations

¹ Institute of Physical Chemistry, Friedrich Schiller University Jena, Helmholtzweg 4, Jena 07743, Germany. [email protected].
² Leibniz Institute of Photonic Technology (Leibniz-IPHT), Research Department Functional Interfaces, Albert-Einstein-Strasse 9, Jena 07745, Germany.
³ Institute of Electrochemistry, Ulm University, Albert-Einstein-Allee 47, Ulm 89081, Germany. [email protected].
⁴ Central Facility for Electron Microscopy, Ulm University, Albert-Einstein-Allee 47, Ulm 89081, Germany.
⁵ Center for Energy and Environmental Chemistry Jena (CEEC Jena), Friedrich Schiller University Jena, Philosophenweg 7a, Jena 07743, Germany.

PMID: 34585184
DOI: 10.1039/d1cc03812e

Abstract

Ultrafast transient absorption anisotropy spectroscopy (TAA) reveals the orientational dynamics of light-induced excitations in a water soluble poly(heptazine imide). The results provide insights into the fast charge transfer processes in the material.