Introduction To Nanoscience And Nanotechnology :
History, background scope and interdisciplinary nature of nanoscience and nanotechnology, scientific revolutions, nano sized effects surface to volume ratio, atomic structure, molecules and phases, energy at the nanoscale molecular and atomic size, quantum effects ,types of nanotechnology and nano machines.
Classification Of Nanostructures:
Zero dimensional, one-dimensional and two dimensional nanostructure materials-clusters of metals, semiconductors, ceramics and nano composites, size dependent phenomena, quantum dots nano wires ,tubes ,nano sheets ,nano and mespores, top down and bottom ups approach, misnomers and misconception of nano techonology, importance of nanoscale materials and their devices.
Properties Of Nanomaterials:
Mechanical properties-Thermo physical properties - Electrical properties Electric properties – Electro chemical properties Magnetic properties - optical properties-Catalytic property – properties of gas permeation and separation membranes.
Nanostructure Design:
Functionality of nanostructures and their characteristics evaluation, size effect in semiconductor nanoparticles– particl e size, shape density – Melting point, sur face tension, wettability – specific surface area a nd pore – Assembly of nanoparticles and fictionalization – nanoparticles arranged struc tur es as nanipores and nanocomposites – Structure c ontrol of nanoparticle collectives by sintering and bounding – Self – assembly. Nanoparticle dispersion and aggression behaviour – Single nanoparticle motion in fluid – Brownian diffusion – Adsorption properties – intera ctions between particles – Aggregation and dispersion, characterization and control – Rheology of slurry – Simlation of colloidal dispersion system
Melting Point And Phase Transition Processes :
quantum-size-effect (QSE) Size-induced metal-insulator-transition (SIMIT) nano-scale magnets, transparent magnetic materials and ultrahigh-density magnetic recording materials – chemical physical of atomic and molecular clusters. Surface energy – chemical p otential as a function of surface curvature – Electrostatic stabilization – surface charge dens ity-electric potential at the proximity of solid surface-vander Waals attraction potential. Photochemistry, Photoconductivity, Electrochemistry of nanomaterials – Diffusion in Na nomaterials , Nanoscale Heat transfer, Catalysis by Gold. Nanoparticles, Transport in semiconductor Nanostructures, Transition Metal Atoms on Nanocarbon Surfaces, Nano deposition of soft materials, Nanocatalysis.
Surface Modification of Nanoparticles:
Surface modification of inorganic nanoparticles by organic functional groups Instantaneous nano foaming method for fabrication of closed –poro sity silica particle- Development of photo catalyst inserted into surface of porous alumina silicate- Fabrication technique of organic nano crystals and their optical properties and matetialization, Dispersion control of nanoparticles in solvents – Development of new cosm etics based on nanoparticles – Development of funct ional skincare cosmetics using biodegradable PLGA nano spheres.
Application Of Quantum Dots For Bio-Medical Engineering:
Bio- imaging with quantum dots – Pinpoint drug and gene delivery- del ivery to the brain – Development of th e thermo responsive magnetic nanoparticle and its deployment in the biotechnology field, Addressing of nanoparticles by using DNA molecules, Nanoparticle formation of DNA (globule transformation) – Development and multi-fu nctionalization of high – functionals eparation membranes – Design of nanoparticles for o ral delivery of peptide drugs.
Smart Materials And Systems :
Thermoresponsive materials, piezoelectric materials, electrostrictive and magnetostrictive materials, ferrofluids, ER and MR fluids, biomimetic materials, smart gel, shape memory alloys and polymers, actuation methods, measurements.