Comparing C60 and C70 as acceptor in organic solar cells: Influence of the electronic structure and aggregation size on the photovoltaic characteristics

L Benatto, CFN Marchiori, T Talka, M Aramini… - Thin Solid Films, 2020 - Elsevier
The difference in aggregation size of the C 60 and C 70 fullerenes affect the photovoltaic
performance of devices assembled in the so-called bilayer architecture with poly [2, 7-(9, 9 …

Surface, interface and electronic studies on anthracene derived polymeric thin films for OLED applications

B Borges, M Gioti, RS Correa, AK Andreopoulou… - Optical Materials, 2021 - Elsevier
We have investigated semiconducting aromatic aliphatic polyethers based on either
distyrylanthracene (Polymer A) or distyrylanthracene, distyrylbenzothiadiazole and …

Fabrication Processes to Generate Concentration Gradients in Polymer Solar Cell Active Layers

S Inaba, V Vohra - Materials, 2017 - mdpi.com
Polymer solar cells (PSCs) are considered as one of the most promising low-cost
alternatives for renewable energy production with devices now reaching power conversion …

Surface, interface and electronic properties of F8: F8BT polymeric thin films used for organic light‐emitting diode applications

BGAL Borges, AG Veiga, M Gioti… - Polymer …, 2018 - Wiley Online Library
Ultrathin polymeric films consisting of poly (9, 9‐di‐n‐octylfluorenyl‐2, 7‐diyl)(F8) blended
with poly (9, 9‐dioctylfluorene‐alt‐benzothiadiazole)(F8BT) grown onto PEDOT …

Spectroscopic study of D 1–A–D 2–A terpolymer films for optoelectronic applications

RS Correa, BPS Santos, AC Ribeiro… - Physical Chemistry …, 2022 - pubs.rsc.org
Several strategies have been considered in search of more efficient organic materials for
charge transfer in photovoltaic devices. Among them, the integration of donor–acceptor (D …

Transitions energies, optical oscillator strengths and partial potential energy surfaces of inner-shell states of water clusters

BNC Tenório, CEV de Moura, RR Oliveira, AB Rocha - Chemical Physics, 2018 - Elsevier
Transitions energies, optical oscillator strengths and partial potential energy surfaces of
inner-shell (core–hole) states of water clusters are calculated at the inner-shell …

Additive driven increase in donor–acceptor copolymer coupling studied by x-ray resonant photoemission

Y Garcia-Basabe, G Kladnik… - The Journal of …, 2017 - ACS Publications
The role of additives and thermal treatment in the formation of donor–acceptor copolymer
organic films of PFO–DBT (poly [2, 7-(9, 9-dioctylfluorene)-alt-4, 7-bis (thiophen-2-yl) benzo …

Molecular Orientation and Femtosecond Electron Transfer Dynamics in Halogenated and Nonhalogenated, Eco-Friendly Processed PTB7-Th, ITIC, PTB7-Th: ITIC …

WA Misael, EV Péan, BGAL Borges… - The Journal of …, 2022 - ACS Publications
Synergistic effects of the electronic structure and morphology in the PTB7-Th polymer and
the nonfullerene acceptor ITIC molecule resulted in state-of-art systems for organic solar …

Morphology and energy transfer study between conjugated polymers thin films: experimental and theoretical approaches

L Wouk, S Holakoei, L Benatto… - Journal of Physics …, 2022 - iopscience.iop.org
In this paper, the effect of a silafluorene derivative copolymer, the poly [2, 7-(9, 9-dioctyl-
dibenzosilole)-alt-4, 7-bis (thiophene-2-yl) benzo-2, 1, 3-thiadiazole](PSiF-DBT) sensitized …

Morphology, photoexcitation dynamics and stability of water-dispersed nanoparticle films based on semiconducting copolymer

M Ramoni, M de Jesus Bassi, L Wouk, KRM Pacheco… - Thin Solid Films, 2021 - Elsevier
Water dispersed nanoparticles from the poly [2, 7-(9, 9-dioctyl dibenzosylole)-alt-4, 7-bis
(thiophen-2-yl) benzo-2, 1-thiadiazole] copolymer (PSiF-DBT) were synthesized using the …