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nickel oxide polymer nanocomposites

Preparation of Polyaniline Nickel Oxide Nanocomposites and ...

NiO Nanoparticles (NNP) was synthesized by a self-propagating high temperature synthesis from nickel nitrate. Synthesized NiO are used to prepare Polyaniline (PANI)-NiO nanocomposites by in situ chemical oxidative polymerization at 0-50C. Different[...]

Electrical conductivity and supercapacitor properties of ...

The DC, AC conductivities, and Mott's VRH parameters have been measured in the temperature range from 303 to 373 K and frequency range from 20 Hz to 1 MHz. The DC conductivity of the nanocomposite enhanced and AC‐conductivity is attributed to overlapping large polaron tunneling (OLPT) mechanism.[...]

Synthesis and Characterization of Nickel Oxide based ...

Nickel hydroxide decomposes by heating to nickel oxide as: Ni(OH) 2→ NiO + H 2 O 2.4 Synthesis of Ni/PANI composite material: Nanocomposite material of NiO have been synthesized by the sol-gel method. In 500ml of conical flask, 0.1M of nickel acetate …[...]

Nickel oxide magnetic nanocomposites in an imine polymer ...

Nanocomposites of nickel(II) oxide in a polyimine matrix have been synthesized by a very simple method. The nickel oxide nanoparticles were precipitated in situ within the polymer matrix by drying a polymer–metal complex under mild conditions, without the need for …[...]

Synthesis and magnetic properties of polymer …

Synthesis and Magnetic Properties of Polymer Nanocomposites by Jessica L. Wilson A thesis submitted in partial fulfillment of the requirements for the degree of Master of Science Department of Physics College of Arts and Sciences University of South Florida Major Professor: Srikanth Hariharan, Ph.D. Sarath Witanachchi, Ph.D. George Nolas, Ph.D.[...]

Effects of polypyrrole on the performance of nickel oxide ...

Effects of polypyrrole on the performance of nickel oxide anode materials for rechargeable lithium-ion batteries - Volume 26 Issue 7 - Nurul H. Idris, Jiazhao Wang, Shulei Chou, Chao Zhong, Md. Mokhlesur Rahman, Huakun Liu[...]

Polyindole Based Nickel-Zinc Oxide Nanocomposite ...

polyindole based nickel-zinc oxide nanocomposite were prepared using chemical oxidation method. Polyindole and nickel-zinc oxide were prepared to compare their properties with their counterparts. NiO, ZnO and nickel-zinc oxide nanocomposite annealed at 5000c for three hours and[...]

Free volume dependence on electrical properties of Poly ...

Apr 16, 2018· The DC electrical conductivity of PSAN and PSAN/NiO polymer nanocomposites as a function of Nickel Oxide nanoparticles wt% was measured by Keithley 2636A dual channel source meter. The samples of PSAN and PSAN/NiO nanocomposites of dimension (1.2 cm × 1 cm × 0.47 mm) coated with silver paste were sandwiched between two electrodes.[...]

FABRICATION AND FOURIER TRANSFORM INFRARED …

In this work PVP based polymer nanocomposite has been prepared by using nano materials such as Aluminium Oxide, Nickel Oxide Alumina and Zinc Oxide and FTIR Spectroscopy studies are carried out. Feng-Chih Chang, et al [1], prepared PVP based polymer electrolyte by dissolving desired amount of the PVP and the vacuum-dried LiClO 4 salt.[...]

Nickel oxide magnetic nanocomposites in an imine polymer ...

Nanocomposites of nickel(II) oxide in a polyimine matrix have been synthesized by a very simple method. The nickel oxide nanoparticles were precipitated in situ within the polymer matrix by drying ...[...]

conducting polymers; polyaniline; nanostructure nickel ...

Nickel oxide (NiO) nanoparticles were prepared by the simple approach of co-precipitation method using nickel carbonate as precursor. Novel electrically conducting composite materials consisting of nickel oxide nanoparticles dispersed in a polyaniline (PANI) are prepared by an in-situ polymerization method in the presence of different weight percentage of NiO (5, 10, 15 and 20%) at room ...[...]

Polymer nanocomposites synthesis techniques ...

Polymer nanocomposites – synthesis techniques, classification and properties Waseem. S. Khan1, Nawaf. N. Hamadneh2, Waqar A. Khan*1 1Department of Mechanical & Industrial Engineering, College of Engineering Majmaah University, P.O Box 66, Majmaah 11952, Kingdom of Saudi Arabia.[...]

Synthesis, Characterization and Electrical Properties of ...

The morphology of the nano Nickel oxide and nanocomposites in the form of powder was investigated using SEM Model-EVO-18 Special Edison, Zein Germany. DC conductivity of these 4.1(b) XRD of Nickel oxide(NiO2) Nanoparticles nanocomposites are also studied by using Keithley 6514 electrometer.[...]

Magnetic and Dielectric Property Studies in Fe- and NiFe ...

Magnetic and Dielectric Property Studies in Fe- and NiFe-Based Polymer Nanocomposites HIMANI SHARMA,1 SHUBHAM JAIN,1,2 PULUGURTHA MARKONDEYA RAJ,1,4 K.P. MURALI,1,3 and RAO TUMMALA1 1.—Packaging Research Center, Georgia Institute of Technology, 813 Ferst Dr NW, Atlanta,[...]

Magnetic Properties of Nanostructured Cobalt and Nickel ...

Magnetic materials based on cobalt oxide and nickel oxide has attracted a great interest in view of their technological and fundamental scientific importance. We present here the preparation of Co 3 O 4 and NiO nanoparticles by a simple sol -gel approach of sol gel method and used it for the preparation of nanocomposites. Cobalt and nickel oxides[...]

Nickel oxide–polypyrrole nanocomposite electrode materials ...

An efficient nanocomposite anode material for the oxygen evolution reaction (OER) based on nickel oxide nanoparticles entrapped in a polypyrrole matrix has been readily synthesized by an all-electrochemical procedure. Examples of anodes for the OER …[...]

Tuning electrical properties of polythiophene/nickel ...

2.1. Electrochemical synthesis of PTh‑nickel nanocomposites. For the preparation of these PTh/Ni nanocomposites, nickel nanoparticles obtained by the precipitation method presented elsewhere were used. A potentiostat–galvanostat bioanalytical system (BAS 100B/W) was used to prepare the conducting polymer nanocomposites, by an ...[...]

Preparation of Polyaniline /Nickel Oxide Nanocomposites ...

Finally pure nickel oxide nanoparticles were obtained. Synthesis Of Polyaniline/Nickel Oxide Nanocomposites Synthesis of the Polyaniline– nickel oxide nanocomposites was carried out by in-situ polymerization method. Aniline (0.1 M) was mixed in 1 M HCl …[...]

Surfactant-modified nickel zinc iron oxide/polymer ...

Mar 12, 2010· Low loss, flexible, polymer nanocomposites with improved magneto-dielectric properties at radio frequencies (RF) were successfully fabricated. Surfactant-modified nickel zinc iron oxide …[...]

Characterization and Evaluation of Activation Energy for ...

Abstract: Polymer nanocomposites of Polypyrrole and Nickel zinc iron oxide (NiZnFe 2 O 4) are prepared by in-situ polymerisation using Ammonium persulphate as oxidising agent. Various nanocomposites have been prepared by varying the level of additive material NiZnFe 2 O 4. The formation of nanocomposites and changes in[...]

Structure-magnetic property correlations in nickel-polymer ...

Structure-magnetic property correlations in nickel-polymer nanocomposites K. P. Murali1,2 • Himani Sharma1 • P. Markondeya Raj1 • Dibyajat Mishra1 • Manik Goyal1 • Kathleen Silver3 • Erik Shipton3 • Rao Tummala1 Received: 20 June 2015/Accepted: 31 August 2015[...]

Polyaniline–nickel oxide nanocomposites for supercapacitor ...

Jul 12, 2016· Polyaniline–nickel oxide (PANI-NiO) nanocomposites were synthesized by in situ aqueous oxidative polymerization and were used for supercapacitor applications. The NiO nanosheets were prepared using sodium dodecyl sulfate as the anionic surfactant.[...]

Polymer nanocomposite - Wikipedia

Polymer nanocomposites (PNC) consist of a polymer or copolymer having nanoparticles or nanofillers dispersed in the polymer matrix. These may be of different shape (e.g., platelets, fibers, spheroids), but at least one dimension must be in the range of 1–50 nm.[...]

Preparation and characterization of nickel–polystyrene ...

Well‐dispersed nickel nanoparticles in polystyrene were obtained by a sonochemical method. The properties of the as‐prepared nanocomposite materials were characterized by XRD, TEM, EDAX, TGA, DSC, and a vibrating sample magnetometer (VSM). The nickel particles were 5 nm in diameter and were very well dispersed in the polystyrene.[...]

Synthesis and magnetic properties of polymer nanocomposites

We have synthesized polymer nanocomposites of polymethylm ethacrylate (PMMA) polystyrene (PS), and polypyrrole (PPy) doped with varying concentrations of these nanoparticles These nanocomposites were processed using melt blending and sonication techniques. The concentration of nanoparticles was varied in a co ntrolled way.[...]

Synthesis, characterization, and application of nickel ...

Synthesis, characterization, and application of nickel oxide/CNT nanocomposites to remove Pb2+ from aqueous solution T. Navaei Diva 0 K. Zare 0 F. Taleshi 0 M. Yousefi 0 0 Department of Physics, Qaemshahr Branch, Islamic Azad University, Qaemshahr, Iran In this study, the efficiency of nickel oxide/carbon nanotube (NiO/CNT) nanocomposite to remove Pb2? from aqueous solution is …[...]

Fabrication of Nickel Oxide Nanocomposite Layer on a ...

Nov 25, 2009· Thermal properties of PI/NiO nanocomposite films were similar to those of host PI. This paper provides an effective methodology for the preparation of polymer/metal oxide nanocomposite films, which hold great promise toward the potential application in the …[...]

Synthesis, characterization, conductivity and sensor ...

Conducting polymer composites of polypyrrole (PPy) and silver doped nickel oxide (Ag-NiO) nanocomposites were synthesised by in situ polymerisation of pyrrole with different contents of Ag-NiO nanoparticles. The formation of nanocomposites were studied …[...]

Polyindole Based Zinc Oxide Nanocomposite- Synthesis and ...

polymer/metal oxide nanocomposites have been considered as a new class of materials due to their improved properties when compared with those of pure conducting polymer and metal oxide [17]. Zinc oxide has received tremendous attention due to its interesting properties like direct band gap of 3.41 eV.[...]

Preparation and Capacitive Properties of Nickel-manganese ...

Nickel-manganese oxides/multiwalled carbon nanotubes/poly (3,4-ethylenedioxythiophene) (NMO/MWCNTs/PEDOT) nanocomposite was prepared by in chemical oxidation method and served as electrode material in supercapacitor. Binary nanocomposites of NMO/MWCNTs and pure MWCNTs electrodes were also prepared for comparative purpose, their physical and electrochemical …[...]