نتایج جستجو برای: polyaniline emeraldine base

تعداد نتایج: 260313  

2002
J. STEJSKAL

Eight persons from five institutions in different countries carried out polymerizations of aniline following the same preparation protocol. In a “standard” procedure, aniline hydrochloride was oxidized with ammonium peroxydisulfate in aqueous medium at ambient temperature. The yield of polyaniline was higher than 90 % in all cases. The electrical conductivity of polyaniline hydrochloride thus p...

Journal: :Chemical Papers 2021

Abstract The synthesis of the emeraldine salt form polyaniline (PANI-ES) from aniline with Aspergillus sp. glucose oxidase (GOD), d -glucose, dissolved O 2 , and horseradish peroxidase isoenzyme C (HRPC) in presence large unilamellar vesicles AOT (sodium bis-(2-ethylhexyl)sulfosuccinate) as templates at pH = 4.3 T ~ 25 °C was investigated a systematic way. In this cascade reaction mixture, oxid...

2014
B. Mahalakshmi

Surfactant doped polyaniline was synthesized in the aqueous solution of aniline and anionic surfactant of perfluorooctanoic acid (PFO) by chemical synthesis using potassium peroxy disulphate as an oxidant by varying the aniline to surfactant ratio. The solubility of the chemically prepared surfactant doped polyaniline (PANI) was ascertained and it showed good solubility in dimethyl sulfoxide (D...

Journal: :Nanoscale 2011
Sen Liu Lei Wang Yonglan Luo Jingqi Tian Hailong Li Xuping Sun

In this communication, we demonstrate for the first time that conducting polymer polyaniline (PANI) nanofibres can serve as a novel fluorescent sensing platform for nucleic acid detection with a high selectivity down to single-base mismatch.

1997
Richard V. Gregory

The research efforts over the course of the last three years have led to the observance of a melt transition in the electroactive polymer polyaniline (PANI) in its base form which may facilitate some degree of melt processability. Structural characterization of films and fibers utilizing unique optical methods developed at Georgia Tech. has resulted in a new understanding of the relationship be...

Journal: :Biomacromolecules 2007
Yi Guo Mengyan Li Andreas Mylonakis Jingjia Han Alan G MacDiarmid Xuesi Chen Peter I Lelkes Yen Wei

A novel electroactive silsesquioxane precursor, N-(4-aminophenyl)-N'-(4'-(3-triethoxysilyl-propyl-ureido) phenyl-1,4-quinonenediimine) (ATQD), was successfully synthesized from the emeraldine form of amino-capped aniline trimers via a one-step coupling reaction and subsequent purification by column chromatography. The physicochemical properties of ATQD were characterized using mass spectrometry...

2017
Yuriy Y Smolin Masoud Soroush Kenneth K S Lau

Polyaniline (PANI) is synthesized via oxidative chemical vapor deposition (oCVD) using aniline as monomer and antimony pentachloride as oxidant. Microscopy and spectroscopy indicate that oCVD processing conditions influence the PANI film chemistry, oxidation, and doping level. Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), and X-ray photoelectron spectroscop...

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