نتایج جستجو برای: polyaniline cobalt

تعداد نتایج: 33212  

Journal: :quarterly journal of applied chemical research 2013
maryam aghazadeh fatemeh aghazadeh

Journal: :International journal of advanced research 2022

The design of electrode material for energy production and storage devices is becoming more timely in a world where an essential pillar development. This context urges us to develop study the capacitive properties polyaniline composite films – mixed oxide Ni0.6 Co2.4O4 which can be used as material.In present study, oxides Ni0.6Co2.4O4 were synthesized by sol gel method via propionic acid....

Journal: :International Research Journal on Advanced Science Hub 2020

Journal: :Accounts of chemical research 2009
Dan Li Jiaxing Huang Richard B Kaner

Known for more than 150 years, polyaniline is the oldest and potentially one of the most useful conducting polymers because of its facile synthesis, environmental stability, and simple acid/base doping/dedoping chemistry. Because a nanoform of this polymer could offer new properties or enhanced performance, nanostructured polyaniline has attracted a great deal of interest during the past few ye...

Journal: :Science 2011
Gang Wu Karren L More Christina M Johnston Piotr Zelenay

The prohibitive cost of platinum for catalyzing the cathodic oxygen reduction reaction (ORR) has hampered the widespread use of polymer electrolyte fuel cells. We describe a family of non-precious metal catalysts that approach the performance of platinum-based systems at a cost sustainable for high-power fuel cell applications, possibly including automotive power. The approach uses polyaniline ...

2012
Ahmad Abdolahi Esah Hamzah Zaharah Ibrahim Shahrir Hashim

The present paper aims to study the preparation of polyaniline nanofibers through simple interfacial polymerization. Ammonium persulfate, hydrochloric acid and chloroform were used as oxidant, dopant and organic solvent respectively. Field Emission Scanning Electron Microscopy (FESEM), X-ray diffraction and Fourier Transform Infrared Spectroscopy (FTIR) techniques were used to analyze the produ...

2008
Wenrong Yang Jingquan Liu Rongkun Zheng Zongwen Liu Yun Dai Guonan Chen Simon Ringer Filip Braet

In this report, a novel chemical synthesis of polyaniline/gold nanocomposite is explored using ionic liquid (IL) 1-Butyl-3-methylimidazolium hexafluorophosphate. The direct chemical synthesis of polyaniline/gold nanocomposite was initiated via the spontaneous oxidation of aniline by AuCl(4) (-) in IL. A nearly uniform dispersion of polyaniline/Au particles with a diameter of 450 ± 80 nm was pro...

Journal: :Physical chemistry chemical physics : PCCP 2013
Ju-Won Jeon Yuguang Ma Jared F Mike Lin Shao Perla B Balbuena Jodie L Lutkenhaus

Conjugated polymers, such as polyaniline, have been widely explored as sensors, electrodes, and conductive fillers. As an electrode material in electrochemical energy storage systems, polyaniline can be subject to irreversible oxidation that reduces cycle life and electrode capacity, thus, limiting its widespread application. Here we present a simple route to produce and prepare polyaniline-bas...

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