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)
Synthesis, Impedance and Current-Voltage Spectroscopic Characterization of Novel Gadolinium Titanate Nano Structures

Vinayak M Adimule; Debdas Bhowmik; Adarsha Haramballi Jagadeesha

Volume 12, Issue 6 , June 2021, , Pages 1-7

http://dx.doi.org/10.5185/amlett.2021.061638

Abstract
  Gadolinium (Gd) doped titanate nanostructures (NS) with a new set of 10-50 wt. % of Gd were synthesized by microwave-assisted hydrothermal and reduction using hydrazine hydrate. The crystal structure has been evaluated with SEM (scanning electron microscopy) analysis exhibited rod like geometry of nanoparticles ...  Read More

Synthesis, Impedance and Current-Voltage Spectroscopic Characterization of Novel Gadolinium Titanate Nano Structures


New Application of Highly Vesicular Basalt from Jabel Isbil Volcano (Dhamar-Rada'a Volcanic Field), Yemen

M. R. Eraky; Mohamed Th. S. Heikal

Volume 11, Issue 2 , February 2020, , Pages 44-46

http://dx.doi.org/10.5185/amlett.2020.021477

Abstract
  We address a vesicular basalt sample from Jabel Isbil Volcano that is located in Dhamar-Rada'a Volcanic Field (DRVF), SE Sana'a, Yemen. The studied vesicular basalt represents the main rock type at the top-hill volcano, whereas olivine basalt and mugearite represent the foot-hill and middle-hill volcano, ...  Read More

New Application of Highly Vesicular Basalt from Jabel Isbil Volcano (Dhamar-Rada'a Volcanic Field), Yemen


Investigating the Machinability of Metallic Matrix Composites Reinforced by Carbon Nanotubes: A Review

Robiul Islam Rubel; Md. Hasan Ali; Md. Abu Jafor; Sk. Suzauddin Yusuf

Volume 10, Issue 11 , November 2019, , Pages 786-792

http://dx.doi.org/10.5185/amlett.2019.0025

Abstract
  The modern manufacturing technology tends to innovate different materials with simultaneous low density in weight, porosity, high toughness, corrosion resistance, thermal and electrical properties etc. Metallic matrix-based carbon nanotubes composites (CNTs) are a relatively new material concept. The ...  Read More

Investigating the Machinability of Metallic Matrix Composites Reinforced by Carbon Nanotubes: A Review


Effect of silver nanoparticles on the ammonia gas sensing behavior in diphenylamine based conjugated polymer

Pallavi S.G; Vishnumurthy K.A.; K. Natarajan

Volume 10, Issue 3 , March 2019, , Pages 215-221

http://dx.doi.org/10.5185/amlett.2019.2122

Abstract
  In this paper, ammonia sensor operating at room temperature based on diphenylamine conjugated polymer has been designed and developed. The structure of the polymer was established by UV-Visible, FT-IR and NMR characterization techniques. The polymer was doped with silver nanoparticles by ex-situ method ...  Read More

Effect of silver nanoparticles on the ammonia gas sensing behavior in diphenylamine based conjugated polymer


Study The Influence Of Different Mol% BLTMNZ Doping On KNLN Ceramics By Using The XRD And Impedance spectroscopy

Shweta Thakur; Seema Sharma;Ashutosh Tiwari; Radheshyam Rai

Volume 7, Issue 1 , January 2016, , Pages 29-35

http://dx.doi.org/10.5185/amlett.2016.6001

Abstract
  Polycrystalline samples of (K0.45Na0.45Li0.1NbO3)1-x-(Ba0.96La0.04Ti0.815Mn0.0025 Nb0.0025Zr0.18 O3)x ceramics (where x = 0.1, 0.3, 0.5, 0.7 and 0.9) were prepared by using a high temperature solid state reaction technique. The XRD patterns of the BLTMNZ doped KNLN at room temperature with x = 0.7 have ...  Read More

Poly(o-anisidine) Carbon Fiber Based Composites As An Introductory Material For EMI Shielding      

Rakesh Kumar; Seema Joon; Avanish P. Singh; Brij P. Singh; S. K. Dhawan

Volume 6, Issue 9 , September 2015, , Pages 803-809

http://dx.doi.org/10.5185/amlett.2015.5915

Abstract
  In response to the striking research activity and publications in fabrication of multifunctional materials, the present work is an attempt to fabricate processible composite sheets of poly (o-anisidine)-carbon fiber (PoACF) by a facile, low cost method and find their use in electromagnetic interference ...  Read More

Structural And Electrical Properties Of Self-standing Polyaniline Films Modified With Gold Nanoparticles 

Sonika Thakur; Anupinder Singh; Lakhwant Singh

Volume 6, Issue 9 , September 2015, , Pages 840-846

http://dx.doi.org/10.5185/amlett.2015.5917

Abstract
  Self-standing polyaniline (Pani) films modified with gold nanoparticles (Au NP’s), where Au NP’s are added in different successive weight percents, have been synthesized by conventional chemical polymerization technique. An in-depth investigation of the structural and electrical characteristics ...  Read More

 Study On Poly(vinylidene Fluoride)/nickel Composites With Low Percolation

R. K. Goyal; R. Sulakhe

Volume 6, Issue 4 , April 2015, , Pages 309-317

http://dx.doi.org/10.5185/amlett.2015.5627

Abstract
  The preparation, electrical and thermal properties of nickel (Ni) particles filled poly(vinylidene fluoride) (PVDF) composites were discussed in this paper. The experimental density of the composites was close to that of theoretical density. X-ray diffraction (XRD) and Fourier transform infrared spectroscopy ...  Read More

Effect Of Synthesis Time On Structural, Optical And Electrical Properties Of CuO Nanoparticles Synthesized By reflux Condensation Method

N. Bouazizi; R. Bargougui; A. Oueslati; R. Benslama

Volume 6, Issue 2 , February 2015, , Pages 158-164

http://dx.doi.org/10.5185/amlett.2015.5656

Abstract
  CuO nanopowder oxide was synthesized by reflux condensation method without any surfactants or templates, using copper nitrate in deionized water and aqueous ammonia solution. The structural, optical and electrical properties of the sample were investigated using X-ray diffraction (XRD), FT-IR, UV–visible ...  Read More

Mdification Of Poly(3,4-ethylenedioxy Thiophene)/poly(4-styrene Sulphonate) (PEDOT: PSS)/nanographit Nanocomposite  through Ion Beam Technique

Sunita Rattan; Prachi Singhal; Devesh Kumar Avasthi; Ambuj Tripathi

Volume 5, Issue 12 , December 2014, , Pages 712-716

http://dx.doi.org/10.5185/amlett.2014.nib504

Abstract
  Ion implantation is a surface treatment process in which the surface of a sample is bombarded with a beam of energetic dopant ions to implant ions into the matrix of the substrate. In the present work, nanocomposites of poly(3,4-ethylenedioxy thiophene) /poly(4-styrene sulphonate) (PEDOT: PSS) and nanographite ...  Read More

Structural, Dielectric And Magnetic Properties Of Nanocrystalline BaFe12O19 Hexaferrite Processed Via Sol-gel Technique

Virender P. Singh; Gagan Kumar; Pooja Dhiman; R. K. Kotnala; Jyoti Shah; Khalid M. Batoo; M. Singh

Volume 5, Issue 8 , August 2014, , Pages 447-452

http://dx.doi.org/10.5185/amlett.2014.554

Abstract
  In the present work BaFe12O19 nano-hexaferrite had been synthesized by sol-gel method and then characterized for its structural, electric, dielectric and magnetic properties. X-ray diffraction studies confirmed the hexagonal structure of the prepared nanohexaferrite with no secondary phase and the particle ...  Read More

Improving The Mechanical And Thermal Properties Of Semi-coke Based Carbon/copper Composites Reinforced Using Carbon Nanotubes

S. Kumari; A. Kumar; P. R. Sengupta; P. K. Dutta; R. B. Mathur

Volume 5, Issue 5 , May 2014, , Pages 265-271

http://dx.doi.org/10.5185/amlett.2013.10546

Abstract
  Multiwalled carbon nanotubes (MWCNT)- reinforced carbon/copper (C/Cu) composites were developed by powder metallurgy technique and mixed powders of C and Cu were consolidated into plates without using any extra binder followed by sintering at 1000 o C in inert atmosphere. Samples were characterized for ...  Read More

Fabrication Of Electro-chemical Humidity Sensor Based On Zinc Oxide/polyaniline Nanocomposite

S. K. Shukla; Aparna Shekhar;Ashutosh Tiwari; Anand Bharadavaja

Volume 3, Issue 5 , November 2012, , Pages 421-425

http://dx.doi.org/10.5185/amlett.2012.5349

Abstract
  The present work reports the synthesis of nano size zinc oxide encapsulated polyanaline by wet-chemical method at ambient condition. The prepared composite was characterized by XRD, SEM, TGA and UV-Vis spectroscopy. The results revealed the formation of the crystalline homogenous ZnO centered composite ...  Read More

Structural And Electrical Properties Of Ba3Sr2GdTi3V7O30 

B. B. Mohanty; M. P. K. Sahoo;R. N. P. Choudhary; P. S. Sahoo

Volume 3, Issue 4 , September 2012, , Pages 305-308

http://dx.doi.org/10.5185/amlett.2011.11317

Abstract
  The polycrystalline Ba3Sr2GdTi3V7O30 material of tungsten bronze structural family was prepared by a high-temperature solid-state reaction technique. Preliminary X-ray diffraction analysis exhibits the formation of single-phase compound with orthorhombic crystal system. Surface micrograph recorded by ...  Read More

Structural And Impedance Spectroscopy Analysis Of Ba(Fe0.5Nb0.5)O3-BaTiO3 ceramic System 

N. K. Singh; Radheshyam Rai;Andrei L. Kholkin; Pritam Kumar

Volume 3, Issue 4 , September 2012, , Pages 315-320

http://dx.doi.org/10.5185/amlett.2012.5345

Abstract
  Polycrystalline samples of BaFe0.5Nb0.5O3 and (1-x)Ba(Fe0.5Nb0.5)O3-xBaTiO3, [referred as BFN and BFN-BT respectively] (x = 0.00, 0.15 and 0.20) have been synthesized by a high-temperature solid-state reaction technique. The formation of the compound was checked by an X-ray diffraction (XRD) technique. ...  Read More

Microstructure And Dielectric Relaxation Of BT And ST Doped Ba(Fe0.5Nb0.5)O3 ceramics For Sensor Applications

N. K. Singh; Pritam Kumar; Chandra Prakash

Volume 3, Issue 3 , July 2012, , Pages 181-187

http://dx.doi.org/10.5185/amlett.2012.3325

Abstract
  Recently a new wave of interest has risen on complex perovskite structure due to their wide use in fabrication of multilayer ceramic capacitors, electrostrictive actuators, and electromechanical transducers. The polycrystalline ceramics of Ba(Fe0.5Nb0.5)O3 (BFN) and its solid solutions 0.89Ba(Fe0.5Nb0.5)O3-0.11BaTiO3 ...  Read More

Dielectric Relaxation And Conductivity Studies Of (K0.5Bi0.5)(Fe0.5Nb0.5)O3 Ceramics

Subhadarsani Sahoo; Dhiren K. Pradhan; R. N. P. Choudhary; B. K. Mathur

Volume 3, Issue 2 , April 2012, , Pages 97-101

http://dx.doi.org/10.5185/amlett.2011.4250

Abstract
  The polycrystalline sample of (K0.5Bi0.5)(Fe0.5Nb0.5)O3 was synthesized by a high- temperature solid-state reaction technique. The material crystallizes in cubic structure at room temperature. The dielectric properties of the material were investigated in a temperature range from 30-200 ºC in the ...  Read More

A Study Of Structural, Dielectric And Electrical properties of Ba(Nd0.5Nb0.5)O3 Ceramics
Volume 3, Issue 2 , April 2012, , Pages 143-148

http://dx.doi.org/10.5185/amlett.2011.8298

Abstract
  Dielectric spectroscopy is applied to investigate the electrical properties of a barium neodymium niobate, Ba(Nd0.5Nb0.5)O3 (BNN) in a temperature range from 323 K to 453 K and in the frequency range from 50 Hz to 1 MHz. The X-ray diffraction of the sample at room temperature shows a tetragonal phase. ...  Read More

Structural And Dielectric Properties Of Y2(Ba0.5R0.5)2O7 (R = W, Mo) Ceramics

N.K. Singh; Pritam Kumar

Volume 2, Issue 3 , September 2011, , Pages 239-244

http://dx.doi.org/10.5185/amlett.2011.1215

Abstract
  Defect pyrochlore-type Y2(Ba0.5R0.5)2O7 (R = W, Mo) oxides ceramics were prepared by using high-temperature solid-state reaction technique. Preliminary studies of X-ray diffraction (XRD) patterns and scanning electron micrographs (SEM) of the compounds at room temperature suggested that compounds have ...  Read More

X-ray and electrical properties of Ba(Gd0.5Nb0.5)O3 ceramic

Pritam Kumar; B.P. Singh; T.P. Sinha; N.K. Singh

Volume 2, Issue 1 , March 2011, , Pages 76-81

http://dx.doi.org/10.5185/amlett.2010.11176

Abstract
  The complex perovskite oxide barium gadolinium niobate, Ba(Gd0.5Nb0.5)O3 (BGN) is synthesized by a solid-state reaction technique. The X-ray diffraction of the sample at room temperature shows a tetragonal phase. The scanning electron micrograph of the sample shows the average grain size of BGN ...  Read More

Structural And Dielectric Properties Of Dy2(Ba0.5R0.5)2O7 (R = W, Mo) Ceramics

N. K. Singh; Pritam Kumar; Hemchand Kumar; Radheshyam Rai

Volume 1, Issue 1 , June 2010, , Pages 79-82

http://dx.doi.org/10.5185/amlett.2010.3102

Abstract
  The polycrystalline samples of the pyrochlore-type Dy2(Ba0.5R0.5)2O7 (R = W, Mo) compounds have been prepared by a high-temperature solid-state reaction technique. Preliminary X-ray diffraction (XRD) studies and scanning electron micrographs (SEM) of the compounds at room temperature suggested that compounds ...  Read More