Showing papers in "Synthetic Metals in 2002"

TL;DR: In this paper, the authors measured the DC conductivity of poly(3,4-ethylenedioxythiophene) (PEDOT) doped with poly(4-styrenesulfonate) (PSS) with various organic solvents.

TL;DR: In this paper, chemical oxidative polymerization of aniline was performed in a micellar solution of dodecylbenzene sulfonic acid (DBSA, anionic surfactant) to obtain conductive nanoparticles with enhanced thermal stability and processability.

TL;DR: In this paper, a study on the interaction between single-walled carbon nanotubes (SWNTs) and the soluble polymer poly(3-octylthiophene) (P3OT) is presented.

TL;DR: In this paper, the effects of the chemical or the electrochemical polymerization conditions on the properties of the resulting composite such as surface morphology, electrical conductivity, environmental stability, and electromagnetic interference shielding effectiveness (EMI SE) were investigated.

TL;DR: In this article, the effect of NH3 gas on the electrical conductivity of four kinds of polyaniline-insulating matrix polymer blend films was investigated for the purpose of preparing a practical NH 3 gas sensor operable near or at room temperature.

TL;DR: In this article, a polyaniline film was grown by electrochemical deposition on 316 and 304 stainless steels and their corrosion performance monitored by following the open circuit potentials in acidic solutions.

TL;DR: In this paper, the microwave reflectance studies of polyaniline-coated fabrics in 8-12 GHz range showed that conducting fabrics gave shielding effectiveness value of −3 to −11 dB.

TL;DR: In this paper, the polymerization of anilinium-dodecylbenzenesulfonic acid (DBSA) monomer in an aqueous medium in the presence of an organically montmorillonite (MMT) clay treated for nylon resulted in the formation of nanocomposites.

TL;DR: In this article, the effects of high temperature annealing on the conductivity, thermal stability and morphology of doped polyaniline (PANI) were studied, and it is suggested that in addition to cross-linking of PANI and evaporation and degradation of the dopants, the segregation of the dopamine from the polymers is also an important mechanism responsible for the conductivities degradation observed.

TL;DR: In this article, a comparative resonant Raman scattering study has been performed on films, bundles of fibers and individual fibers of different diameters, and the results suggest that a confining effect on the PEDOT structure occurs during the electrochemical synthesis in the template.

TL;DR: In this article, uniform composite films of nanostructured polyaniline (PANI) were successfully fabricated by blending with water-soluble polyvinyl alcohol (PVA) as a matrix.

TL;DR: In this paper, solid state dye sensitized solar cells were fabricated using chemically polymerized poly(3,4-ethylenedioxythiophene) (PEDOT) as a hole transport phase.

TL;DR: In this paper, the polymerization conditions for preparation of ordered in-situ polymerized polyaniline (PANI) films were established and the observed linear relation between film thickness and molecular weight of PANI also supported the ordering hypothesis.

TL;DR: In this article, the energy distribution of the interface states in the inorganic semiconductor bandgap and their relaxation time in the energy range (0.41−Ev) to 0.65−Ev −eV have been determined from the low-capacitance-frequency (C-f) characteristics.

TL;DR: An inverted emulsion process for the synthesis of the emeraldine salt of polyaniline (Pani) using a novel oxidizing agent namely benzoyl peroxide is described in this article.

TL;DR: In this paper, it is shown that Mott's variable range hopping (VRH) yields a dependence between mobility and conductivity with the density of states of the hopping transport levels as parameter.

TL;DR: A single-step electropolymerization of pyrrole (Py) on iron and steel surfaces has been performed in aqueous medium in the presence of malate (C 4 H 4 O 5 2− ) as supporting electrolyte as discussed by the authors.

TL;DR: In this paper, a redox mechanism involving the role of BQ to impart negative capacitance to PANI is given and supported by the results from X-ray photoelectron spectroscopy (XPS) and an equivalent circuit including an inductor element (L) is found to fit perfectly with data from EIS.

TL;DR: In this paper, a new hairy rod-type conjugated polymer consisting of alternating N-alkylated diketopyrrolopyrrole diphenylene and alkoxy-substitued phenylene units in the backbone is described.

TL;DR: In this article, a detailed structural characterization of annealed polyaniline (PANI) powder samples has been carried out by using solid state NMR (SSNMR) and FT-IR.

TL;DR: In this paper, the second harmonic generation (SHG) activity was measured using the Kurtz and Perry powder technique, crystal structure was determined from X-ray measurements, TF-IR and TF-Raman spectra were used to characterize the formation of hydrogen bonds.

TL;DR: In this paper, the reaction product which is oligo-2-p-tolylazomethine and carboxylic (COOH) (0.5-20%) groups were studied by chemical and spectra analyses.

TL;DR: In this paper, the authors address two complimentary areas of interest in organic light-emitting diodes (OLEDs) science and engineering: (i) development and application of new transparent conducting oxide (TCO) materials for OLED anodes; (ii) effective OLED patterning strategies for nanofabrication.

TL;DR: In this article, the authors showed that starburst-like amorphous materials (m -MTDATA) can be doped by strong molecular acceptors like F 4 -TCNQ (tetrafluoro-tetracyano-quinodimethane).

TL;DR: In this article, the electronic trap distributions of the vapor deposited electron transport material Alq 3 [tris(8-(hydroxyquinoline) aluminum] and hole transport material 1-NaphDATA [4,4′,4″-tris N -(1-naphthyl)- N -phenylamino)-triphenylamine] were analyzed by the fractional TSC method (thermally stimulated current) and the thermally stimulated luminescence (TL) technique.

TL;DR: In this article, the catalytic effect of polyaniline itself is caused by Ferrocenesulfonic acid doped in polyanILine, which plays an important role in enhancing catalytic activity in the solution of pH > 5.64.

TL;DR: In this article, a hole-transporting amorphous molecular material with glass transition temperatures above 105°C was synthesized and characterised by differential scanning calorimetry, and the hole drift mobility reached 10−3 cm2/V/cm at 3.6×10 5 V/cm.

TL;DR: In this article, a poly(N-ethyl aniline) coating was electrodeposited onto Al-2024 by using cyclic voltammetry and infrared spectroscopy.

TL;DR: In this paper, the conductivity of chemically and electrochemically de-doped poly(3,4-ethylenedioxythiophene) (PEDOT) has been investigated in situ.

TL;DR: The chemical copolymers of m -aminobenzene sulfonic acid with O -anisidine (POABSA) and O -toluidine (POTBSA) have been synthesized as discussed by the authors.