IN – Page 16 – TechConnect Briefs

Multiferroic StTiO3/BiFeO3 Superlattice:Theory and Experiment

Roy A., Garg A., Prasad R., Auluck S., Indian Institute of Technology Kanpur, IN

Materials designing using the concept of artificial layered structures has opened up a new vista in process engineering owing to the possibility of evolving unusual and novel functional properties which are often not found in [...]

Underlap Channel Nanoscale Dopant Segregated Schottky Barrier SOI MOSFET for Low Power Mixed Signal Circuits

Patil G.C., Qureshi S., Indian Institute of Technology Kanpur, IN

In this paper, nanoscale dopant segregated Schottky barrier (DSSB) SOI MOSFET with underlap channel has been proposed for low power mixed signal circuit applications. The results show that, due to underlap lengths at both source/drain [...]

Thermal decomposition behavior of clay-phenolic nanocomposite prepared by in situ polymerization

Periadurai T., Vijayakumar C.T., Balasubramanian M., Indian Institute of Technology Madras, IN

In the present study, a clay-phenolic nanocomposite with 5 wt. % clay was synthesized through in-situ polymerization. X-ray diffraction and transmission electron microscopic studies indicate the formation of nanocomposites. Thermal stability of the phenolic resin [...]

Synthesis and ac conductivity studies of PEO+LiClO4+ La2O3 + MoO3 nanocomposite polymer solid electrolyte

Ramesh Kumar P., Venkateswarlu M., Satyanarayana N., Pondicherry University, IN

Polymer solid electrolytes are getting important for various electrochemical device applications, due to their high ionic conductivity, high mechanical and thermal stability. In the PEO polymer solid electrolyte, the transport of Li+ cations are coupled [...]

Surface modification of SiO2 micro spheres by NiFe2O4 nanoparticles

Prakash I., Nallamuthu N., Muralidharan P., Venkateswarlu M., Satyanarayana N., Pondicherry University, IN

NiFe2O4 nanocrystals are important magnetic materials because of their numerous applications in various fields like recording media, ferrofluids, magneto optics, spintronics, microwave devices, etc. Recently, ferrites are also used as gas and humidity sensor materials [...]

Synthesis of a CNT Nano-Coating on Carbon Fibers: its Role on Strength, Toughness & Damage Tolerance of Polymer Matrix Composites

Prabhu-Gaunkar G., Indian Institute of Technology - Bombay, IN

Carbon in its form as nanotubes is an excellent candidate material for applications as reinforcement in advanced composites. The outstanding mechanical, electrical and thermal properties properties of these nano constituents can be transferred to macro-level [...]

Synthesis and Characterization of Poly(urethane-imide)-POSS nanocomposites

Gnanasekaran D., Reddy B.S.R., Central Leather Research Institute, IN

A series of Poly(imide-urethane)-POSS membranes were synthesized through the condensation reaction of anhydride terminated prepoly(imide) (API) and isocyanate terminated prepoly(urethane)POSS (IPU) by varying the amount of API and IPU . The API was synthesized by [...]

Enhancement in photoluminescence emission in the UV-visible region from chemically synthesized silver doped ZnS nanoparticles

Sarkar R., Kumbhakar P., Mitra A.K., NIT Durgapur India, IN

Nanoparticles of ZnS:Ag doped with Ag+ (0.5%) and capped with polyvinyl pyrolidone (PVP) have been synthesized by chemical co-precipitation method. The measured particle size is ~2.5 nm which has been obtained from the analyses of [...]

Electrical conductivity studies of nanocrystalline Dy3+ doped BaMoO4, synthesised by sol-gel process

Jena P., Nallamuthu N., Venkateswarlu M., Satyanarayana N., Pondicherry University, IN

Solid oxide fuel cells (SOFCs) have attracted great attention in electrochemical devices because of their high energy conversion efficiency, little pollution and widely flexible fuel choices. Scheelite type based oxide ion conducting materials like PbWO4, [...]

Controlling the Size and Morphology of Silver Nanoparticles: Role of Chemical Routes

Ahmad T., Jamia Millia Islamia (Central University), IN

The preparation of nanoparticles with well defined size and morphology is an important challenge for various industrial applications. Silver nanoparticles with controlled size and morphology have been prepared successfully through various chemical routes (Inverse microemulsions, [...]