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)
Effect Of Sr-substitution On Structural, Dielectric And Impedance Characteristics Of MPB-PZT

Patri Tirupathi; Anil Tejomurthula; Nawnit Kumar; Mukul Pastor; R. N. P. Choudhary

Volume 7, Issue 11 , November 2016, , Pages 918-925


  The polycrystalline sample of Sr-modified Pb(Zr0.5Ti0.5)O3 (i.e. Pb1-xSrx(Zr0.5Ti0.5)O3 (x = 0.05-0.15)) ceramics were synthesized (close to morph-tropic phase boundary) by a cost effective (solid state reaction) method. Detailed investigation of structural phase transition was carried out using room ...  Read More

Observation Of Dielectric Relaxor Behavior In Pb0.95Sr0.05(Zr0.5Ti0.5)O3 Ceramics

Nawnit Kumar; Patri Tirupathi; Bineet Kumar; Mukul Pastor; A. C. Pandey; R. N. P. Choudhary

Volume 6, Issue 4 , April 2015, , Pages 284-289


  We reports structural, microstructural and dielectric characteristics of Sr 2+ doped PZT (50/50) ceramic. X-ray diffraction reveals that the system exhibit coexistence of two phases (Tetragonal and rhombohedral) at room temperature. Typical relaxor behavior was observed by the dielectric studies and ...  Read More

Synthesis And Electrical Properties Of Sr(Bi0.5V0.5)O3 Electroceramic 

B. C. Sutar; Piyush R. Das; R. N. P. Choudhary

Volume 5, Issue 3 , March 2014, , Pages 131-137


  Lead-free polycrystalline material Sr(Bi0.5V0.5)O3 was prepared using a high- temperature solid state reaction technique (calcinations and sintering temperature =850 and 950 o C, respectively) using high-purity ingredients. The formation of the material in the monoclinic crystal structure was confirmed ...  Read More

Dielectric And Electrical Properties Of ZnSb2O4 Ceramics 

Anita Mekap; Piyush R. Das; R. N. P. Choudhary

Volume 5, Issue 3 , March 2014, , Pages 152-156


  The polycrystalline sample of ZnSb2O4 was prepared by a high-temperature solid-state reaction technique. Preliminary X-ray diffraction (XRD) studies of powder sample of ZnSb2O4 showed the formation of single-phase compound at room temperature. The surface morphology of the pellet sample of ZnSb2O4 was ...  Read More

A Comparative Study Of Electrical Properties Of Some Rare Earth Based Tungsten Bronze Ceramics

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

Volume 5, Issue 2 , February 2014, , Pages 96-99


  The advent of nanoscience & technology have completely changed the orientation/direction of studies of eco-friendly (lead-free) materials bringing them at the forefront of scientific developments with considerably enhanced physical properties suitable for a wide variety of challenging applications. ...  Read More

Electrical Properties Of 0.25Ba(Bi1/2Ta1/2)O3-0.75BaTiO3

Jeewan Kumar; S. N. Choudhary; K. Prasad; R. N. P. Choudhary

Volume 5, Issue 2 , February 2014, , Pages 106-110


  The polycrystalline sample of 0.25Ba(Bi1/2Ta1/2)O3-0.75BaTiO3 was synthesized using conventional solid state reaction technique. XRD analysis indicated the formation of a single-phase orthorhombic structure. The SEM analysis shows the grain sizes to be 0.12 to mm. Complex electric modulus analyses suggested ...  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


  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