Dimerization of merocyanine dyes. Structural and energetic characterization of dipolar dye aggregates and implications for nonlinear optical materials

F Würthner, S Yao, T Debaerdemaeker… - Journal of the …, 2002 - ACS Publications
Aggregation of polar merocyanine dyes has been identified as an important problem in the
fabrication of organic materials for photonic applications. In this work, a series of …

Defined merocyanine dye stacks from a dimer up to an octamer by spacer-encoded self-assembly approach

E Kirchner, D Bialas, F Fennel, M Grüne… - Journal of the …, 2019 - ACS Publications
A series of well-defined chromophore stacks is obtained upon self-assembly of merocyanine
and bis (merocyanine) dyes in nonpolar solvents. Careful design of the spacer moieties …

Dipole–dipole interaction driven self-assembly of merocyanine dyes: from dimers to nanoscale objects and supramolecular materials

F Würthner - Accounts of chemical research, 2016 - ACS Publications
Conspectus π-Conjugation between heterocyclic donor (D) and acceptor (A) groups via a
polymethine chain leads to dyes with dipole moments greater than 10 D. These dipole …

Supramolecular polymerization and gel formation of bis (merocyanine) dyes driven by dipolar aggregation

S Yao, U Beginn, T Gress, M Lysetska… - Journal of the …, 2004 - ACS Publications
Two highly dipolar merocyanine dyes were tethered by a rigid tris (n-dodecyloxy) xylylene
unit that preorganizes the dyes for a supramolecular polymerization process through …

Exciton and charge-transfer interactions in nonconjugated merocyanine dye dimers: novel solvatochromic behavior for tethered bichromophores and excimers

L Lu, RJ Lachicotte, TL Penner, J Perlstein… - Journal of the …, 1999 - ACS Publications
A series of merocyanine dye dimers tethered at different sites with spacers ranging from 0 to
5 methylene groups and the corresponding monomer have been synthesized. The …

[HTML][HTML] Structural and quantum chemical analysis of exciton coupling in homo-and heteroaggregate stacks of merocyanines

D Bialas, A Zitzler-Kunkel, E Kirchner, D Schmidt… - Nature …, 2016 - nature.com
Exciton coupling is of fundamental importance and determines functional properties of
organic dyes in (opto-) electronic and photovoltaic devices. Here we show that strong …

[引用][C] Supramolecular stereomutation in kinetic and thermodynamic self‐assembly of helical merocyanine dye nanorods

A Lohr, M Lysetska, F Würthner - … Chemie International Edition, 2005 - Wiley Online Library
Self-organization of natural nanostructures controlled by noncovalent interactions is an
important topic in biophysics. In most cases, such as protein folding, biological self-assembly …

ATOP dyes. Optimization of a multifunctional merocyanine chromophore for high refractive index modulation in photorefractive materials

F Würthner, S Yao, J Schilling… - Journal of the …, 2001 - ACS Publications
This paper reports synthesis, characterization and structural optimization of a mino-t hienyl-
di o xocyano-p yridine (ATOP) chromophores toward a multifunctional amorphous material …

Highly ordered merocyanine dye assemblies by supramolecular polymerization and hierarchical self-organization

F Würthner, S Yao, U Beginn - … Chemie-International Edition, 2003 - stars.library.ucf.edu
Step by step: Bis (merocyanine) dyes 1 self-assemble in a stepwise manner with increasing
concentration to afford supramolecular polymers, organogels, and liquid-crystalline phases …

Exciton coupling of merocyanine dyes from H-to J-type in the solid state by crystal engineering

A Liess, A Lv, A Arjona-Esteban, D Bialas… - Nano Letters, 2017 - ACS Publications
A key issue for the application of π-conjugated organic molecules as thin film solid-state
materials is the packing structure, which drastically affects optical and electronic properties …