International Conference On Smart Materials And Surfaces (SMS), Bangkok

Ashutosh Tiwari

Volume 5, Issue 2 , February 2014, Pages 59-60

  We are pleased to announce International Conference on Smart Materials and Surfaces (SMS). It will be organised jointly by SETCOR, IAAM and VBRI Press during 26-28 August 2014 at Sheraton Grande Sukhumvit Hotel, Bangkok, Thailand. Smart Materials and Surfaces (SMS), Bangkok is a three-day event targeting ...  Read More

Grain Shape Effect On Dielectric Properties And Ionic Conductivity Of Gd-doped Ceria

S. A. Acharya; K. Singh

Volume 5, Issue 2 , February 2014, Pages 61-66


  Dielectric behaviour and ionic conductivity of nanostructured Ce0.9Gd0.1O2-d(GDC) are investigated to probe morphology influence of grains on ion transport mechanism at microscopic level. GDC are synthesized in two different morphologies of grains (rod-shape and round-shape particles). TEM study confirmed ...  Read More

Synthesis Of (Ag0.5Fe0.5)TiO3 Nanocrystalline Powder Using Stearic Acid Gel Method

Sandeep Kumar; L. K. Sahay; Anal K. Jha; K. Prasad

Volume 5, Issue 2 , February 2014, Pages 67-70


  A low-cost, green and reproducible stearic acid assisted synthesis of nanocrystalline powder of (Ag0.5Fe0.5)TiO3 (n-AFT) is reported. X-ray, FTIR, energy dispersive X-ray and transmission electron microscopy analyses are performed to ascertain the formation of n-AFT. Rietveld refinement of X-ray data ...  Read More

Effect Of La And Pb Substitution On Structural And Electrical Properties Of Parent And La/Pb Co Doped BiFeO3 multiferroic

Poorva Sharma; Dinesh Varshney

Volume 5, Issue 2 , February 2014, Pages 71-74


  La/Pb co-doped BiFeO3 compounds were prepared by a solid-state reaction. X-ray diffraction of BiFeO3 (BFO), Bi0.725La0.1Pb0.175FeO3 [BLPFO] showed single phase in nature. BFO crystallize in the rhombohedral distorted perovskite structure (space group-R3c) while to that BLPFO crystallize in distorted ...  Read More

Modified Transport Properties Of LiNbO3 Dispersed Li2CO3 Composite System For Electrochemical CO2 Sensor

Prashant Ambekar; Jasmir Randhawa; Kamal Singh

Volume 5, Issue 2 , February 2014, Pages 75-79


  In the present investigation, LiNbO3 dispersed Li2CO3 composite of varying volume fraction is prepared. Its validity of placement in ionic conductor is verified by determining ionic transference number by Wagner’s dc polarization technique and bulk electrical conductivity is estimated with complex ...  Read More

 Piezoelectric Polarization Effect And Phonon Relaxation Rates In Binary Wurtzite Nitrides

Sushant K. Sahoo; Bijay K. Sahoo; Sukadev Sahoo

Volume 5, Issue 2 , February 2014, Pages 80-83


  The piezoelectric (PZ) polarization property present in the wurtzite nitrides modifies the group velocity of phonons. As a result, the relaxation rates of phonons are changed. In this paper, we have calculated the relaxation rate of phonons as functions of the phonon frequency in binary wurtzite nitrides ...  Read More

Magnetic, Magnetocapacitance And Dielectric Properties Of BiFeO3 Nanoceramics 

B. Kumari; P. R. Mandal; T. K. Nath

Volume 5, Issue 2 , February 2014, Pages 84-88


  Single phase Bismuth ferrite (BiFeO3, BFO) nanoparticles (particle size ~ 50-100 nm) were synthesized by a novel chemical sol-gel technique. The detailed microstructural analysis has been performed through HRXRD, HRTEM and FESEM techniques. The nanoparticles are found to crystallize with distorted rhombohedral ...  Read More

Dielectric Behavior Of Mixed Cadmium Magnesium Hydrogen Phosphate Crystal 

K. K. Bamzai; Rashmi Gupta; Shivani Suri; Vishal Singh

Volume 5, Issue 2 , February 2014, Pages 89-95


  Magnesium hydrogen phosphate (MHP) and transition metal doped cadmium magnesium hydrogen phosphate (CdMHP) was synthesized in the form of crystalline material by room temperature solution technique known as gel encapsulation technique. The synthesized crystals were then characterized for their structural, ...  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

Effective Complex Permittivity And AC Conductivity Of (Bi0.5Na0.5)0.94Ba0.06 TiO3-PVDF 0-3 Composite

Ansu Kumar Roy; K. Amar Nath; K. Prasad; Ashutosh Prasad

Volume 5, Issue 2 , February 2014, Pages 100-105


  The present study addresses the problem of quantitative prediction of effective complex relative permittivity and ac conductivity of (Bi0.5Na0.5)0.94Ba0.06TiO3-Polyvenylidene Fluoride (BNBT06-PVDF) 0-3 composite samples (prepared by solution cast method at an elevated temperature) having 10, 20 and 30 ...  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