Scientific Publications

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...

An efficient metal-free formulation of a hole transport material (HTM) based on an ionic liquid polymer is developed for n–i–p perovskite solar cells (PSCs), to address reproducibility issues...

Relaxor ferroelectric polymers exhibit high k at their structural phase transition around room temperature. They are particularly attractive as gate dielectric in organic field effect transistor...

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...

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...

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,...

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...

The combination of the nonsolvent-induced phase separation (NIPS) process with a solvent vapor annealing (SVA) treatment is used to produce asymmetric and hydrophobic thick films having different...

Organic semiconducting polymers are attractive because of their competitive price and low processability requirements. Aqueous solutions of these polymers can be deposited with a variety of...

Photopatternable fluoropolymers with high dielectric constant were prepared by direct azidation of commercially available poly(vinylidene fluoride-trifluoroethylene-chlorotrifluoroethylene). The...

Fluorinated electroactive polymers (FEPs) are among the most interesting insulating materials for the production of organic electronic devices. Their ability to tune their response to an applied...

High performance, air stable and solution-processed small molecule 2,7-dioctyl[1]benzothieno[3,2-b]benzothiophene (C 8 -BTBT) based organic field-effect transistors (OFETs) with various electrode...

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...

Multiple functionality of tungsten polyoxometalate (POM) has been achieved applying it as interfacial layer for solution processed high performance In 2 O 3 thin film transistors, which results in...

Thin films of a molecular spin crossover (SCO) Iron(II) complex featuring a high transition temperature are grown by sublimation in high vacuum on TS Au and investigated by X‐ray and UV...

In order to obtain efficient electrophoretic inks, Tridodecylamine (Dod 3 N), has been studied as charge control agent (CCA) in a non-polar paraffin solvent (Isopar G) for various inorganic pigments...

Room temperature flexible heat harvesters based on conducting polymers are ideally suited to cover the energy demands of the modern nomadic society. The optimization of their thermoelectric ...

Sinusoidal surface-relief gratings (SRGs) formed by microphase separated photoresponsive poly(dimethylsiloxane)- block -poly(methyl acrylate- co -disperse red 1 acrylate) (PDMS- b -P(MA- co -DR1A))...

Nanotemplates derived from the self-assembly of AB-type block copolymers provide an elegant route to achieve well-defined metallic dot arrays, even if the variety of pattern symmetries is restricted...

The synthesis and self‐assembly in thin‐film configuration of linear ABC triblock terpolymer chains consisting of polystyrene (PS), poly(2‐vinylpyridine) (P2VP), and polyisoprene (PI) are described....

3‐Miktoarm star terpolymer architecture (3 µ ‐ABC), consisting of three dissimilar polymer chains, A, B, and C connected at a junction point, provides a unique opportunity in the design of complex...

Spin coating is one of the most versatile methods to generate nanostructured block copolymer (BCP) thin films which are highly desired for many applications such as nanolithography or organic...

The functional properties of P(VDF- co -TrFE) are strongly dependent on its structure, which, in turn, depends on processing conditions applied. In this work we investigate the P(VDF- co -TrFE)...

Borondifluoride complexes of curcuminoid derivatives end-capped with triphenylamine groups were designed for solution-processed bulk-heterojunction organic solar cells. They were obtained very...

The fabrication of organic solar cells from aqueous dispersions of photoactive nanoparticles has recently attracted the interest of the photovoltaic community, since these dispersions offer an...

Investigation of mechanical strain on the electrical characteristics of ferroelectric OFET base memory is crucial for novel flexible printed circuit . In this regards, the effects of compressive...

A major issue that inhibits the large-scale fabrication of organic solar modules is the use of chlorinated solvents considered to be toxic and hazardous. In this work, composite particles of...

Laterally ordered nanorings with a periodicity of 38 nm are produced from the directed self‐assembly of poly(1,1‐dimethylsilacyclobutane)‐ block ‐polystyrene‐ block ‐poly(methyl methacrylate) thin...

The directed self-assembly of diblock copolymer chains (poly(1,1-dimethyl silacyclobutane)-block-polystyrene, PDMSB-b-PS) into a thin film double gyroid structure is described. A decrease of the...

Inkjet printing is considered to be a key technology in the field of flexible electronics due to its capability to deposit different types of materials in a controlled and defined manner. However,...

3-Miktoarm star terpolymer architecture provides a window of opportunity in the design of complex “three-colored” patterns at the nanometer scale. Here, thedirected self-assembly (DSA) of 3-miktoarm...

Two cationic iridium (III) complexes [Ir(dfppy)(tpy)(bpy)](PF 6 ) and [Ir(dfppy)(tpy)(phen)](PF 6 ) bearing three different ligands were tested as triplet emitters for...

We report here an original approach to dope the semiconducting polymer–metal interface in an inverted bulk-heterojunction (BHJ) organic solar cell. Solution-processed...

Electron injection by tunneling from a gold electrode and hole transport properties in polycrystalline MAPbI 3 has been investigated using variable temperature experiments and numerical...

The growth of micro electro-mechanical system (MEMS) based sensors on the electronic market is forecast to be invigorated soon by the development of a new branch of MEMS-based sensors made of...

Printed organic photodetectors can transform plastic, paper or glass into smart surfaces. This innovative technology is now growing exponentially due to the strong demand in human-machine...

By using different polysaccharide and polysulfonylimide type polyelectrolytes for the synthesis of aqueous PEDOT:polyelectrolyte dispersions, the influence of the polyelectrolyte backbone and of the...

Organic conducting polymers are promising electrode materials for printable organic electronics. One of the most studied conducting polymers is PEDOT:PSS, which is sufficiently conductive and...

Abstract A new carbazole-based polymer PEPEK varying from the previously reported PEPK by the length of the spacer between the polymer backbone and the pendent carbazole moiety was investigated as...

For efficient organic photovoltaic (OPV) solar cells, a low work function electrode is necessary to enhance the built-in voltage of the active layer, thereby improving the overall efficiency....