DOI: 10.1039/d6cc05564h ISSN: 1359-7345

Nonlinear optical response in water-soluble ionic carbon nitride photocatalysts: a two-photon absorption study

Nikita Vashistha, Arindam Konar, Johannes Liessem, Radim Beranek, Benjamin Dietzek-Ivanšić

Open-aperture z-scan at 800 nm reveals two-photon absorption in water-soluble PHIs, with cation-dependent trap-state landscapes modulating state filling and nonlinear saturation.

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