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Full-Text Articles in Engineering

Role Of Surface Coatings In Lithium-Ion Batteries, Archana Kayyar Dec 2011

Role Of Surface Coatings In Lithium-Ion Batteries, Archana Kayyar

All Theses

Rechargeable batteries that can charge and discharge at high rates have applications in hybrid and plug-in hybrid vehicles and they provide energy storages for wind energy. Various methods like reducing particle size, aliovalent doping and carbon coating have been researched in order to attain higher charge and discharge rates in rechargeable Li-ion batteries. In this work, the electrode materials were coated with amorphous films in an attempt to improve the rate capability of the batteries.
A study by Kang and Ceder suggested that a Li4P2O7-like 'fast-ion conducting surface phase' could form on the surface …


Application Of Nanotechnology For Targeted Delivery Of Antibacterial Enzymes And For Enzyme-Based Coatings On Medical Devices And Implants, Rohan Satishkumar May 2011

Application Of Nanotechnology For Targeted Delivery Of Antibacterial Enzymes And For Enzyme-Based Coatings On Medical Devices And Implants, Rohan Satishkumar

All Dissertations

The frequency of S. aureus infection and subsequent biofilm formation associated with vascular catheterization has been increasing in recent years and often begins as a local colonization at the site of the catheter insertion. Antimicrobial enzymes and peptides, which are effective against a broad range of pathogens and low rates of resistance, have attracted attention as promising alternative candidates in treatment of infections caused by antibiotic resistant bacteria. The use of nanoparticles as carriers for enzymes, in addition to their size, charge, high surface area per volume etc. offers targeted delivery of enzymes to pathogenic bacteria. We proposed to use …