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 …
Interplay between intrachain and interchain interactions in semiconducting polymer assemblies: The HJ-aggregate model
H Yamagata, FC Spano - The Journal of chemical physics, 2012 - pubs.aip.org
A new model for analyzing the photophysics of polymer aggregates is introduced taking into
account exciton motion along a polymer chain and across polymer chains. Excitonic …
account exciton motion along a polymer chain and across polymer chains. Excitonic …
Determining exciton coherence from the photoluminescence spectral line shape in poly (3-hexylthiophene) thin films
The photoluminescence (PL) spectral line shape of regioregular poly (3-hexylthiophene)
thin films is analyzed using a model which treats the polymer π-stacks as H-aggregates with …
thin films is analyzed using a model which treats the polymer π-stacks as H-aggregates with …
Length dependence for intramolecular energy transfer in three-and four-color donor− spacer− acceptor arrays
A Harriman, LJ Mallon, KJ Elliot, A Haefele… - Journal of the …, 2009 - ACS Publications
A series of donor− spacer− acceptor triads has been synthesized and fully characterized.
Both donor and acceptor units are built from boron dipyrromethene (BODIPY) dyes but they …
Both donor and acceptor units are built from boron dipyrromethene (BODIPY) dyes but they …
Local mechanical properties of electrospun fibers correlate to their internal nanostructure
The properties of polymeric nanofibers can be tailored and enhanced by properly managing
the structure of the polymer molecules at the nanoscale. Although electrospun polymer …
the structure of the polymer molecules at the nanoscale. Although electrospun polymer …
Vibronic coupling in quantum wires: applications to polydiacetylene
H Yamagata, FC Spano - The Journal of chemical physics, 2011 - pubs.aip.org
A theory describing vibronic coupling in direct band gap, one-dimensional semiconductors
is developed to account for the photophysical properties of isolated, defect-free conjugated …
is developed to account for the photophysical properties of isolated, defect-free conjugated …
Temperature dependence of the photo-and electroluminescence of poly (p-phenylene vinylene) based polymers
I Rörich, AK Schönbein, DK Mangalore… - Journal of Materials …, 2018 - pubs.rsc.org
We show that the exciton transport and decay processes in two poly (p-phenylene
vinylene)(PPV) based semiconducting polymers exhibit distinct temperature dependence …
vinylene)(PPV) based semiconducting polymers exhibit distinct temperature dependence …
Photobleaching kinetics of meh-ppv in solution: the role of conformational disorder
ML Raicoski, MG Vivas - The Journal of Physical Chemistry B, 2021 - ACS Publications
Semiconductor polymers are the foundation of organic electronics due to their remarkable
optical features, ability to form a thin film, and low cost compared to silicon. However, some …
optical features, ability to form a thin film, and low cost compared to silicon. However, some …
High photoluminescence quantum yield due to intramolecular energy transfer in the Super Yellow conjugated copolymer
EW Snedden, LA Cury, KN Bourdakos… - Chemical Physics …, 2010 - Elsevier
Steady-state and time-resolved photoluminescence have been used to investigate the
photophysical properties of the poly (para-phenylene vinylene) copolymer Super Yellow …
photophysical properties of the poly (para-phenylene vinylene) copolymer Super Yellow …
An experimental and theoretical study of the structural ordering of the PTB7 polymer at a mesoscopic scale
P Urbánek, I Kuřitka, J Ševčík, J Toušková, J Toušek… - Polymer, 2019 - Elsevier
Our extensive study based on optoelectronic and electric measurements (which consisted
of: UV–Vis absorption, photoluminescence, surface photovoltage measurement, charge …
of: UV–Vis absorption, photoluminescence, surface photovoltage measurement, charge …