Two-photon absorption properties of multipolar triarylamino/tosylamido 1,1,4,4-tetracyanobutadienes - Archive ouverte HAL Accéder directement au contenu
Article Dans Une Revue Physical Chemistry Chemical Physics Année : 2021

Two-photon absorption properties of multipolar triarylamino/tosylamido 1,1,4,4-tetracyanobutadienes

Olivier Mongin
Loic Toupet
Marie Cordier
Graeme J Moxey
  • Fonction : Auteur
  • PersonId : 860169
Mark G Humphrey
  • Fonction : Auteur correspondant

Résumé

The synthesis and characterization of four new tetracyanobutadiene (TCBD) derivatives (1, 3c and 4b-c) incorporating tosylamido and 4-triphenylamino moieties are reported. Along with those of five closely related or differently branched TCBDs derivatives (2, 3a-b, 4c and 5), their linear and (third-order) nonlinear optical properties were investigated by electronic absorption spectroscopy and Z-scan measurements. Among these compounds, the tri-branched compounds 3c and 5 are the most active two-photon absorbers, with effective cross-sections of 275 and 350 GM at 900 nm, respectively. These properties are briefly discussed with the help of DFT calculations, focussing on structural and electronic factors, and contextualized with results obtained previously for related compounds.
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hal-03369351 , version 1 (19-10-2021)

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Paternité - Pas d'utilisation commerciale

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Nicolas Ripoche, Marie Betou, Clotilde Philippe, Yann Trolez, Olivier Mongin, et al.. Two-photon absorption properties of multipolar triarylamino/tosylamido 1,1,4,4-tetracyanobutadienes. Physical Chemistry Chemical Physics, 2021, 23 (39), pp.22283-22297. ⟨10.1039/d1cp03346h⟩. ⟨hal-03369351⟩
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