Enhanced Two–Photon Absorption and Promising Broad Energy Range Optical Power Limiting Properties of Transoid and Cisoid Benzodipyrrolenine-Fused Squaraine Dimers

Evripidis Michail,Maximilian H. Schreck,Lea Wittmann,Marco Holzapfel,Christoph Lambert

Enhanced Two–Photon Absorption and Promising Broad Energy Range Optical Power Limiting Properties of Transoid and Cisoid Benzodipyrrolenine-Fused Squaraine Dimers

2021

Evripidis Michail
Maximilian H. Schreck
Lea Wittmann
Marco Holzapfel
Christoph Lambert

Molecular symmetry is a decisive factor for the two-photon absorption (2PA) properties of an organic chromophore. In order to explore its impact on the 2PA cross section of squaraine dyes, we synth...

Keywords:

Two-photon absorption
Cross section (physics)
range
Absorption (electromagnetic radiation)
Photochemistry
Optical power
Molecular symmetry
Chromophore
Limiting
Materials science

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