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Université de Bordeaux
ELORPrintTecEquipment of Excellence
Cluster of excellence
 


Synthesis of Carboxyl-EDOT as a Versatile Addition and Additive to PEDOT:PSSFacility for Printed Organic Electronics

Two-step synthesis of EDOT (3,4-ethylenedioxythiophene) derivate bearing a carboxylic acid group (carboxyl-EDOT) is presented. This reactive monomer has been copolymerized with EDOT to afford PEDOT copolymers. Thanks to the most common additives usually added to the PEDOT:PSS dispersion, ethylene glycol and 4-dodecylbenzenesulfonic acid (DBSA), the carboxylic acid has been used to cross-link the...

Scientific PublicationsWednesday 04 March 2020 by MANSON Aude.
Post-functionalization of polyvinylcarbazoles: An open route towards hole transporting materials for perovskite solar cellsFacility for Printed Organic Electronics

We report on the potential of tuning poly(9-vinylcarbazole) (PVK) properties through functionalization for an application as hole transport material (HTM) for perovskite solar cells (PSCs). The synthesized PVK-based polymers were substituted with moieties of interest to improve the solubility, the charge transport properties, or to tune energy levels. Bis(4-methoxyphenyl)amine moieties were...

Scientific PublicationsWednesday 04 March 2020 by MANSON Aude.
Materials for Transparent Electrodes: From Metal Oxides to Organic AlternativesFacility for Printed Organic Electronics

Optoelectronic devices, such as displays, are now omnipresent in our daily life. A crucial component of these devices is a transparent electrode, which allows the in‐ and outcoupling of light. With the goal of optimizing the electrode characteristics and improving device efficiencies, many approaches for the fabrication of thin, transparent, conducting films have been studied. This review gives...

Scientific PublicationsWednesday 04 March 2020 by MANSON Aude.
A ferroelectric polymer introduces addressability in electrophoreticdisplay cellsFacility for Printed Organic Electronics

During the last decades, tremendous efforts have been carried out to develop flexible electronics for a vast array of applications. Among all different applications investigated in this area, flexible displays have gained significant attention, being a vital part of large-area devices, portable systems and electronic labels etc electrophoretic (EP) ink displays have outstanding properties such...

Scientific PublicationsWednesday 04 March 2020 by MANSON Aude.
Optical Alignment of Si-Containing Nanodomains Formed by Photoresponsive Amorphous Block Copolymer Thin FilmsFacility for Printed Organic Electronics

A series of amorphous block copolymers (BCPs), consisting of a low-glass-transition polydimethylsiloxane (PDMS) block associated with a photoresponsive azobenzene-containing poly(disperse red 1 methacrylate- co -alkyl methacrylate) (P(DR1MA- co -RMA)) block, were prepared from a PDMS macro-chain transfer agent used for the reversible addition–fragmentation chain-transfer (RAFT) copolymerization...

Scientific PublicationsWednesday 04 March 2020 by MANSON Aude.
Bicontinuous Network Nanostructure with Tunable Thickness Formed on Asymmetric Triblock Terpolymer Thick FilmsFacility for Printed Organic Electronics

Asymmetric poly(1,1-dimethyl silacyclobutane)- block -polystyrene- block -poly(2-vinyl pyridine) (PDMSB- b -PS- b -P2VP) thick films, consisting of a spongelike substructure topped by a nanostructured dense top layer, were produced by combining a fast self-assembly of the triblock terpolymer chains with nonsolvent-induced phase separation (referred as SNIPS). A controlled evolution of the...

Scientific PublicationsWednesday 04 March 2020 by MANSON Aude.