Fundamentals of Nanoscience 1 min read
Effect on Thermal Properties
1. Specific heat of Nanocrystalline materials (Cu, Ru, Pd) are higher than their bulk counterparts. 2. The melting point of…
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Effect on Magnetic Properties
· Magnetic moment: In nano-materials as large number of atoms are present in the surface, they have low co-ordination number and…
Fundamentals of Nanoscience 2 min read
Effect on Optical Properties
· Change in colour: In semiconductors, bandgap changes with particle size; bandgap is the energy needed to promote an electron from…
Fundamentals of Nanoscience 4 min read
Effect on Electronic Properties
There are three categories of materials based on their electrical properties: 1. Conductors, 2. Semiconductors and 3. Insulators. The energy…
Fundamentals of Nanoscience 4 min read
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 divided into such small objects…
Fundamentals of Nanoscience 4 min read
Multilayered materials
Multi-layered materials are heterostructures composed of many alternating layers that are generally stacked in a periodic manner. An artificially multi-layered…
Fundamentals of Nanoscience 4 min read
Ultra-thin films
Systems confined in one dimension, or quasi-2D systems, include discs or platelets, ultrathin films on a surface and multi-layered materials;…
Fundamentals of Nanoscience 2 min read
Nano wires
Systems confined in two dimensions, or quasi-1D systems, include nanowires, nano rods, nanofilaments and nanotubes: again these could either be…
Fundamentals of Nanoscience 8 min read
Classifications of nanostructured materials
A reduction in the spatial dimension or confinement of particles or quasi particles in a particular crystallographic direction within a…
Fundamentals of Nanoscience 11 min read
Implication for Physics, Chemistry, Biology and Engineering
Living systems are governed by molecular behaviour at the nanometre scale, where chemistry, physics, biology, and computer simulation all now…
Fundamentals of Nanoscience 2 min read
Introduction
· The study of objects and phenomena at a very small scale, roughly 1-100 nanometres (nm)is called as Nanoscale science or…