Dynamics of excitons in conjugated molecules and organic semiconductor systems
OP Dimitriev - Chemical Reviews, 2022 - ACS Publications
The exciton, an excited electron–hole pair bound by Coulomb attraction, plays a key role in
photophysics of organic molecules and drives practically important phenomena such as …
photophysics of organic molecules and drives practically important phenomena such as …
H-and J-aggregate behavior in polymeric semiconductors
Aggregates of conjugated polymers exhibit two classes of fundamental electronic
interactions: those occurring within a given chain and those occurring between chains. The …
interactions: those occurring within a given chain and those occurring between chains. The …
Multi-phase semicrystalline microstructures drive exciton dissociation in neat plastic semiconductors
The optoelectronic properties of macromolecular semiconductors depend fundamentally on
their solid-state microstructure. For example, the molecular-weight distribution influences …
their solid-state microstructure. For example, the molecular-weight distribution influences …
J-aggregate behavior in poly-3-hexylthiophene nanofibers
ET Niles, JD Roehling, H Yamagata… - The Journal of …, 2012 - ACS Publications
Nanofibers (NFs) of poly-3-hexylthiophene (P3HT) assembled in toluene exhibit single-
chain J-aggregate character. Absorption, fluorescence emission, and Raman spectroscopy …
chain J-aggregate character. Absorption, fluorescence emission, and Raman spectroscopy …
Ultrafast relaxation of the poly (3-hexylthiophene) emission spectrum
The femtosecond-resolved evolution of the emission spectrum of the important conjugated
polymer poly (3-hexylthiophene)(P3HT) is presented. Detailed fluorescence up-conversion …
polymer poly (3-hexylthiophene)(P3HT) is presented. Detailed fluorescence up-conversion …
Multi-phase microstructures drive exciton dissociation in neat semicrystalline polymeric semiconductors
The optoelectronic properties of macromolecular semiconductors depend fundamentally on
their solid-state microstructure and phase morphology. Hence, it is of central importance to …
their solid-state microstructure and phase morphology. Hence, it is of central importance to …
Charge Separation in Semicrystalline Polymeric Semiconductors by Photoexcitation:<? format?> Is the Mechanism Intrinsic or Extrinsic?
We probe charge photogeneration and subsequent recombination dynamics in neat
regioregular<? format?> poly (3-hexylthiophene) films over six decades in time by means of …
regioregular<? format?> poly (3-hexylthiophene) films over six decades in time by means of …
Femtosecond torsional relaxation
Molecular conformational reorganization following photon absorption is a fundamental
process driving reactions such as the cis–trans isomerization at the heart of the primary step …
process driving reactions such as the cis–trans isomerization at the heart of the primary step …
Two-dimensional spatial coherence of excitons in semicrystalline polymeric semiconductors: Effect of molecular weight
The electronic properties of macromolecular semiconductor thin films depend profoundly on
their solid-state microstructure, which in turn is governed, among other things, by the …
their solid-state microstructure, which in turn is governed, among other things, by the …
H-aggregate analysis of P3HT thin films-Capability and limitation of photoluminescence and UV/Vis spectroscopy
P Ehrenreich, ST Birkhold, E Zimmermann, H Hu… - Scientific reports, 2016 - nature.com
Polymer morphology and aggregation play an essential role for efficient charge carrier
transport and charge separation in polymer-based electronic devices. It is a common …
transport and charge separation in polymer-based electronic devices. It is a common …