Evidence map›Paper›PMID 39795476›Full record

ArticlePolymers2024

Synthesis and Characterization of Copolymers with Fluorene-di-2-thienyl-2,1,3-benzothiadiazole Units for Application in Optoelectronic Devices.

Elisa Barbosa de Brito, Daniela Corrêa Santos, Taihana Parente de Paula, Andreia de Morais, Jilian Nei de Freitas, Maria de Fátima Vieira Marques, Sergio Neves Monteiro

Abstract read
In one paragraph

Article in Polymers, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Elisa Barbosa de BritoCenter for Information Technology Renato Archer, (CTI Renato Archer), Rodovia D. Pedro I, Km 143, 6, Campinas 13069-901, SP, Brazil.ORCID 0000-0001-7394-377X
Daniela Corrêa SantosInstituto de Macromoleculas Professora Eloisa Mano, IMA, Universidade Federal do Rio de Janeiro, IMA-UFRJ, Av. Horacio Macedo 2030, Rio de Janeiro 21941-598, RJ, Brazil.ORCID 0000-0002-9447-6549
Taihana Parente de PaulaInstituto de Macromoleculas Professora Eloisa Mano, IMA, Universidade Federal do Rio de Janeiro, IMA-UFRJ, Av. Horacio Macedo 2030, Rio de Janeiro 21941-598, RJ, Brazil.
Andreia de MoraisCenter for Information Technology Renato Archer, (CTI Renato Archer), Rodovia D. Pedro I, Km 143, 6, Campinas 13069-901, SP, Brazil.
Jilian Nei de FreitasCenter for Information Technology Renato Archer, (CTI Renato Archer), Rodovia D. Pedro I, Km 143, 6, Campinas 13069-901, SP, Brazil.
Maria de Fátima Vieira MarquesInstituto de Macromoleculas Professora Eloisa Mano, IMA, Universidade Federal do Rio de Janeiro, IMA-UFRJ, Av. Horacio Macedo 2030, Rio de Janeiro 21941-598, RJ, Brazil.ORCID 0000-0002-8629-3419
Sergio Neves MonteiroMilitary Institute of Engineering-IME, Department of Materials Science, Praça General Tibúrcio, 80, Urca, Rio de Janeiro 22290-270, RJ, Brazil.ORCID 0000-0003-1208-1234

Funding

National Council for Scientific and Technological Development 301225/2024-9
6 · The paper itself

Abstract

Conjugated donor-acceptor (D-A) copolymers are widely used in optoelectronic devices due to their influence on the resulting properties. This study focuses on the synthesis and characterization of the conjugated D-A copolymer constructed with fluorene and di-2-thienyl-2,1,3-benzothiadiazole units, resulting in Poly[2,7-(9,9-dioctyl-fluorene)-alt-5,5-(4,7-di(2-thienyl)-2,1,3-benzothiadiazole)] (PFDTBT). The synthesis associated with reaction times of 48 and 24 h, the latter incorporating the phase-transfer catalyst Aliquat 336, was investigated. The modified conditions produced copolymers with higher molar masses (Mw > 20,000 g/mol), improved thermal stability and red emission at 649 nm. Furthermore, the resulting D-A copolymers exhibited uniform morphology with low surface roughness (P2-Ra: 0.77 nm). These improved properties highlight the potential of D-A copolymers based on PFDTBT for various optoelectronic applications, including photovoltaics, light-emitting devices, transistors and biological markers in the form of quantum dots.

Indexed as

D-A copolymerselectroluminescent polymersred-emitting copolymersynthesis of conjugated polymers

Identifiers

PMID39795476
PMCPMC11722960

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