Posted inFundamentals of Nanoscience
Effect on Thermal Properties
1. Specific heat of Nanocrystalline materials (Cu, Ru, Pd) are higher than their bulk counterparts.…
Posted inFundamentals of Nanoscience
Effect on Magnetic Properties
· Magnetic moment: In nano-materials as large number of atoms are present in the surface, they…
Posted inFundamentals of Nanoscience
Effect on Optical Properties
· Change in colour: In semiconductors, bandgap changes with particle size; bandgap is the energy needed…
Posted inFundamentals of Nanoscience
Effect on Electronic Properties
There are three categories of materials based on their electrical properties: 1. Conductors, 2. Semiconductors…
Posted inFundamentals of Nanoscience
Length Scales involved and effect on properties: Mechanical, Electronic, Optical, Magnetic and Thermal properties
· Nanoscience is the science of objects with typical sizes of 1-100 nm. If matter is…
Posted inFundamentals of Nanoscience
Multilayered materials
Multi-layered materials are heterostructures composed of many alternating layers that are generally stacked in a…
Posted inFundamentals of Nanoscience
Ultra-thin films
Systems confined in one dimension, or quasi-2D systems, include discs or platelets, ultrathin films on…
Posted inFundamentals of Nanoscience
Nano wires
Systems confined in two dimensions, or quasi-1D systems, include nanowires, nano rods, nanofilaments and nanotubes:…
Posted inFundamentals of Nanoscience
Classifications of nanostructured materials
A reduction in the spatial dimension or confinement of particles or quasi particles in a…
Posted inFundamentals of Nanoscience
Implication for Physics, Chemistry, Biology and Engineering
Living systems are governed by molecular behaviour at the nanometre scale, where chemistry, physics, biology,…