dielectric properties – TechConnect Briefs

A.C. conductivity, Dielectric and Electric Modulus Studies of Li4Ti5O12 Anode films grown by RF Magnetron Sputtering

Hari Prasad K., Muralidharan P., Srinadhu E.S., Satyanarayana N., Pondicherry University, IN

There is a great demand for developing miniaturized energy sources for the medical implantable micro devices, portable electronic devices, self powered direct and remote sensing portable devices used in naval, defense, space applications, etc. Among [...]

A.C. conductivity, Dielectric and Electric Modulus Studies of LiMn2O4 cathode films grown by RF magnetron sputtering

Hari Prasad K., Muralidharan P., Srinadhu E.S., Satyanarayana N., Pondicherry University, IN

Lithium ion batteries (LIB) with high energy density, power density and long charge-discharge life, are considered to be one of the most promising energy storage systems for portable electronic devices as well as electric vehicles [...]

Morphological, A.C. conductivity and dielectric properties of LiCoO2 cathode films grown by RF magnetron sputtering

Hari Prasad K., Muralidharan P., Srinadhu E.S., Satyanarayana N., Pondicherry University, IN

Lithium-ion batteries have emerged as one of the most important power sources for portable electronic devices due to their higher energy density, high discharge capacity and good reversibility. In order to reduce the weight and [...]

Moisture Uptake Characterization in Nanocellulose Using Microwave Cavity

Emiroglu C.D., Natarajan B., Gillman J.W., Liddle J.A., Obrzut J., National Institute of Standards and Technology, US

Nanocellulose has been a continuously emerging area of interest over the recent years due to inexpensive, abundant, and renewable nature of the material source. Cellulose nanocrystals (CNCs) are regarded to be highly useful candidates as [...]

Dielectric properties and charge storage optimization in poly(vinylidene fluoride) polymer matrix hybrid nanocomposites with BaTiO3 and multi-walled carbon nanotubes

Jin Y., Gerhardt R.A., Georgia Institute of Technology, US

Poly(vinylidene fluoride)(PVDF) matrix hybrid nanocomposites featuring ferroelectric barium titanate nanoparticles and multi-walled carbon nanotubes(MWCNT) embedded in the polymer were fabricated by miscible-immiscible coagulation method followed by hot pressing [1]. The SEM images showed good distribution [...]

Frequency-Dependent Dielectric Properties Optimization of Polymer-Based-BT Nanocomposites for High Energy Density Applications

Hossain M.E., Liu S., Li J., Liu S., O’Brien S., The City College of New York of CUNY, US

Nanodielectric materials become one of the new materials to play a sole role in sustainable and clean energy production, energy transportation, energy storage, and end usage in terms of energy storage capabilities due to the [...]

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 [...]

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 [...]

Frequency-Dependent Dielectric Properties Optimization of Polymer-Based-BT Nanocomposites for High Energy Density Applications

Hossain M.E., Liu S., Li J., Liu S., O’Brien S., The City College of New York of CUNY, US

Nanodielectric materials become one of the new materials to play a sole role in sustainable and clean energy production, energy transportation, energy storage, and end usage in terms of energy storage capabilities due to the [...]

Influence of the crystallite size of BaTiO3 on the dielectric properties of polyester reactive resin composite materials

Schumacher B., Geßwein H., Hanemann T., Haußelt J., Forschungszentrum Karlsruhe, DE

Today’s electric equipment has to be small in dimension and rich in functionality to be successful with the customer. The available surface area on today’s printed circuit boards (PCB) is decreasing as a result and [...]