Satyanarayana N. – Page 2 – TechConnect Briefs

Electrical conductivity studies of nanocrystalline Dy3+ doped CaMoO4 synthesized by sol-gel process

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

Oxygen ion conducting solid electrolytes have many device applications such as sensors, solid oxide fuel cells, oxygen pumps, electrochemical reactors and steam electrolysis cells. Among these, solid oxide fuel cells (SOFCs) have attracted great attention [...]

AC Conductivity, Dielectric and Electric Modulus Studies of Nanocrystalline LiCoO2 Particles

Nageswara Rao B., Venkateswarlu M., Satyanarayana N., Pondicherry University, IN

Nanocrystalline LiCoO2 particles were successfully synthesized using acryl amide assisted polymeric citrate process.The formation of phase pure LiCoO2 was confirmed from XRD results. FTIR results confirmed the formation LiCoO2 structure. SEM results showed the formation [...]

Effect of SiO2 on the electrical and magnetical properties of nanocrystalline NiFe2O4

Prakash I., Venkateswarlu M., Satyanarayana N., Pondicherry University, IN

NiFe2O4 is an important magnetic material because of its applications in various fields Ferrites are also used in gas, humidity sensor and anode materials in lithium ion batteries. The problem existing in anode material is [...]

Electrical conductivity studies of nanocrystalline Dy3+ doped SrMoO4 synthesised by sol-gel process

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

Oxygen ion conducting solid electrolytes have many device applications such as sensors, solid oxide fuel cells, oxygen pumps, electrochemical reactors and steam electrolysis cells. Among these, solid oxide fuel cells (SOFCs) have attracted great attention [...]

Surface modification of nanocrystalline LiCoO2 particles with rare earth oxides using polymeric resin process

Nageswara Raoa B., Venkateswarlub M., Satyanarayana N., Pondicherry University, IN

Among the available positive electrode materials, layer structured LiCoO2 is the most preferred one in commercial Li-ion batteries. However, LiCoO2 exhibits a capacity fading at high rates due to its structural instability and reactivity with [...]

Electrical conductivity studies of nanocrystalline Dy3+ doped SrMoO4 synthesised by sol-gel process

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

Oxygen ion conducting solid electrolytes have many device applications such as sensors, solid oxide fuel cells, oxygen pumps, electrochemical reactors and steam electrolysis cells. Among these, solid oxide fuel cells (SOFCs) have attracted great attention [...]

Surface modification of nanocrystalline LiCoO2 particles with rare earth oxides using polymeric resin process

Nageswara Raoa B., Venkateswarlub M., Satyanarayana N., Pondicherry University, IN

Among the available positive electrode materials, layer structured LiCoO2 is the most preferred one in commercial Li-ion batteries. However, LiCoO2 exhibits a capacity fading at high rates due to its structural instability and reactivity with [...]

Synthesis and electrical conductivity studies of PEO + LiClO4 + TiO2 + MoO3 nanocomposite solid polymer electrolyte

Kumar P.R., Venkateswerlu M., Satyanarayana N., Pondicherry University, IN

The preparative methods have been devised avoid the crystallinity and to improve the conductivity in the PEO polymer solid electrolyte. Recently, enhancement of both electrical and mechanical properties are obtained by adding the various types [...]

Electrical conductivity studies of ZnO dispersed PVdF-HFP nanocomposite solid polymer electrolyte for Lithium batteries

Padmaraj O., Venkateswarlu M., Satyanarayana N., Pondicherry University, IN

Polymer electrolytes are widely used in lithium batteries, since these have better advantages compared to other electrolytes such as low cost, light weight, no leakage, high energy density, improved safety and flexible design. Polymer electrolytes [...]

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 [...]