Volume 15 (2024)
Volume 14 (2023)
Volume 13 (2022)
Volume 12 (2021)
Volume 11 (2020)
Volume 10 (2019)
Volume 9 (2018)
Volume 8 (2017)
Volume 7 (2016)
Volume 6 (2015)
Volume 5 (2014)
Volume 4 (2013)
Volume 3 ( 2012)
Volume 2 (2011)
Volume 1 (2010)
Percolation-induced low frequency plasmonic state in metal granular composite materials

Takanori Tsutaoka; Herieta Massango; Teruhiro Kasagi

Volume 9, Issue 7 , July 2018, , Pages 476-480


  Low frequency plasmonic (LFP) state induced by the electrical percolation of metallic particles has been investigated for metal granular composite materials containing Cu, Ni47Fe53 and Co50Fe50 microparticles. In these composites, a conductivity jump due to electrical percolation takes place at different ...  Read More

Percolation-induced low frequency plasmonic state in metal granular composite materials

Impact Of Cross Linking Chain Of N,N’-bis(napthalen-|-y|)-N,N’-bis(phenyl)-benzidine On Temperature dependent Transport Properties

M. Ramar; S. S. Rawat; R. Srivastava; S. K. Dhawan; C. K. Suman

Volume 7, Issue 10 , October 2016, , Pages 783-789


  The impact of cross linking chain of N, N’-bis (napthalen-|-y|)-N, N’-bis(phenyl)-benzidine (NPB) was studied for opto-electrical properties having focus on temperature dependent transport properties. The Spiro structured NPB compound is closed in itself and the thin film surface roughness ...  Read More

Preparation, Characterization And Dielectric, Ac Conductivity With Electrochemical Behavior Of Strontium Zirconate

Rohan Dasa; Kaushik Guptaa; Kuntal Janaa; Arabinda Nayakb; Uday Chand Ghosha

Volume 7, Issue 8 , August 2016, , Pages 646-651


  Strontium-zirconium bimetal oxide (SrZrO3) samples at nanophase were prepared by chemical precipitation-annealnation method, and characterized by powder X-ray diffraction (XRD), UV-Vis and FTIR spectroscopies and field emission scanning electron microscopy (FESEM). Grain size (nm) of the SrZrO3 samples ...  Read More

Facile Room Temperature Ion Exchange Synthesis Of H+ Doped KM0.33Te1.67O6 (M = Al, Cr And Fe) And Their Photocatalytic And Conductivity Studies

Ravinder Guje; G.Ravi;M. Vithal; J.R. Reddy; Ch. Sudhakar Reddy; K. Sreenu; G.Ravi and M. Vithal

Volume 7, Issue 7 , July 2016, , Pages 536-541


  Materials belonging to defect pyrochlore structure have been the subject of considerable interest and expected to exhibit fast protonic conduction. The proton exchanged ternary metal oxides of composition HM0.33Te1.67O6 (M = Al, Cr and Fe) are prepared for the first time by ion exchange method at room ...  Read More

Microstructural And Dielectric Investigations Of Vanadium Substituted Barium Titanate Ceramics

Aditya Jain; Neelam Maikhuri; Rakesh Saroha; Mukul Pastor; A. K. Jha; A. K. Panwar

Volume 7, Issue 7 , July 2016, , Pages 567-572


  In this investigation, the microstructural and dielectric properties of pure BaTiO3 and vanadium (V 5+ ) substituted on Ba 2+ site (A-site) and Ti 4+ site (B-site) in BaTiO3 ceramic have been studied. The three compositions of BaTiO3 (BT), Ba0.9V0.1TiO3 (BTA) and BaTi0.9V0.1O3 (BTB) were synthesized ...  Read More

Improvements In Electronic Structure And Properties Of Graphene Derivatives

Velram Balaji Mohan; Manfred Stamm;Debes Bhattacharyya; Dongyan Liu; Krishnan Jayaraman

Volume 7, Issue 6 , June 2016, , Pages 421-429


  This article focuses on the reduction of graphene oxides using different reductants and conditions systematically varying the chemical and physical structure, surface topography and chemistry and film thickness of reduced graphene oxide (rGO) films, with a focus on how these influence the property of ...  Read More

Electrical Conductivity, Mechanical Stability, Antibacterial And Anticancer Activities Of Ethyl Cellulose-tin(ll) Hydrogen Phosphate

Tanvir Arfin; Faruq Mohammad

Volume 6, Issue 12 , December 2015, , Pages 1058-1065


  In the present study, a very prominent cost effective sol-gel method was used to amalgate the ethyl cellulose-tin(II) hydrogen phosphate (EC-SnHPO4), an organic–inorganic composite material with certain acidic condition practiced in a conductivity system. The physical characterization of the material ...  Read More

Electrical And Polarization Behaviour Of Titania Nanoparticles Doped Ferroelectric Liquid Crystal

Swadesh Kumar Gupta; Dharmendra Pratap Singh; Rajiv Manohar*

Volume 6, Issue 1 , January 2015, , Pages 68-72


  The present study focuses on the effect of anatase TiO2 (titania) nanoparticles (NPs) on conductivity and polarization in a ferroelectric liquid crystal (FLC). Different dielectric and electro-optical measurements have been conducted to explore the charge transportation and polarization mechanism in ...  Read More

Dielectric Relaxation And Electrical Properties Of ZnO1-xSx nanoparticle dispersed Ferroelectric Mesophase

Dharmendra Pratap Singh; A. C. Pandey;Rajiv Manohar; Swadesh Kumar Gupta

Volume 4, Issue 7 , July 2013, , Pages 556-561


  The ZnO1-xSx, metal oxide nanoparticles (MNPs) have been dispersed in the ferroelectric mesophase (FLC). The electrical properties and dielectric relaxation processes have been studied for the MNPs dispersed FLC system with the variation of frequency and temperature. The dielectric measurements have ...  Read More

Impedance Properties Of 0.7(BiFeO3)-0.3 (PbTiO3) Composite

Ajay Kumar Behera; Nilaya K. Mohanty; Banarji Behera; Pratibindhya Nayak

Volume 4, Issue 2 , February 2013, , Pages 141-145


  The polycrystalline sample of 0.7(BiFeO3)-0.3(PbTiO3) [0.7(BFO)-0.3(PT)] was prepared by a high temperature solid state reaction technique. Studies of structural analysis confirm the formation of the compound with rhombohedral structure at room temperature. The electrical properties (impedance, modulus ...  Read More

AC impedance spectroscopy and conductivity studies of Ba0.8Sr0.2TiO3 ceramics

Subrat K. Barik; R.N.P. Choudhary; A.K. Singh

Volume 2, Issue 6 , December 2011, , Pages 419-424


  The AC impedance and conductivity properties of Ba0.8Sr0.2TiO3 ceramics in a wide frequency range at different temperatures have been studied. The compound was prepared by a high-temperature solid-state reaction technique. A preliminary structural analysis of the compound by X-ray diffraction technique ...  Read More

Fabrication Of Advanced Poly(etheretherketone)/ Clay Nanocomposites And Their Properties

R. K. Goyal; J.N. Sahu

Volume 1, Issue 3 , December 2010, , Pages 205-209


  High performance polymer nanocomposites based on poly(etheretherketone) (PEEK) as matrix and modified clay as reinforcement were fabricated using hot pressing at 380 °C and 45 MPa. The clay was varied from 0 to 5 wt%. Nanocomposites were characterized by X-ray diffraction (XRD), Vickers hardness ...  Read More

Polyphenylene Sulphide/graphite Composites For EMI Shielding Applications

Rajendra Kumar Goyal;Amol Kadam

Volume 1, Issue 2 , September 2010, , Pages 143-147


  Electrical properties of graphite flake (GF) filled polyphenylene sulphide (PPS) composites prepared by hot pressing was investigated to be used for electromagnetic interference (EMI) shielding applications. Composites exhibited an electrical conductivity percolation threshold of 5 wt%. The electrical ...  Read More