Nanotechnology and Spectroscopy

Paper Code: 
CHY 144 D
Credits: 
4
Contact Hours: 
60.00
Max. Marks: 
100.00
12.00
Unit I: 
Introduction to Nanomaterials

Emergence in nanotechnology, types of nanomaterials, zero-dimensional, one dimensional, two dimensional, advanced nanomaterials.
Fabrication methods: Bottom-up and top-down approach, solution phase and vapor phase synthesis.
Physical methods- Physical vapour deposition(evaporation, sputtering and plasma processing methods), chemical vapour deposition, epitaxial growth method, ball milling, lithography.
Chemical methods- Sol-gel process, reduction method, self-assembly method, coprecipitation, microemulsion, solvothermal, microwave synthesis, evaporation, template synthesis,sonochemical synthesis,radiation assisted synthesis, chemical etching
Biological methods-Synthesis using microorganisms, biological templates, plants and plant extracts.

 

12.00
Unit II: 
Properties and Applications of Nanomaterials

Properties of nanomaterials: Structural properties, electronic properties, magnetic properties, electrical properties, optical properties, mechanical properties. Surface energy controlling the different properties of nanomaterials.
Stabilization of nanoparticles: Electrostatic and steric stabilization of nanoparticles, quantum confinement effect.
Carbon nanomaterials: Fullerenes, graphenes, nanotubes.

 

12.00
Unit III: 
Characterization of nanomaterials

Principle, Instrumentation and applications of Scanning Electron Microscope (SEM), Transmission Electron Microscope (TEM), Atomic Force Microscopy (AFM), Scanning Tunneling Microscopy, X-Ray powder diffraction in the characterization of nanomaterials.

12.00
Unit IV: 
Applications of nanomaterials

Basic theory of Fuel cell; Hydrogen production and storage;Photoelectrochemical splitting of water;Electrochemical sensors- Enzyme based sensors, affinity biosensors, gas sensors; Catalysis and electrocatalysis, Pharmaceutical industry, Textile, Cosmetics and pollutant removal. Significance and applications of nanomaterials.

12.00
Unit V: 
Spectroscopic Techniques

UV- Visible molecular absorption spectrometry (instrumentation and application).
NMR Spectroscopy: Theory and applications of 1H and 13CNMR spectroscopy.
Mass & IR Spectroscopy: Theory and applications.
Structural elucidation by UV, IR, NMR & Mass Spectra.

 

References: 

Suggested Readings:

  1. Introduction to Nanotechnology; First Edition; R. Singh and S. M. Gupta; Oxford University Press, 2016.
  2. An Introduction to Nanomaterials and Nanoscience; A. K. Das, M. Das; CBS Publishers and Distributors Private Limited, 2014.
  3. Spectral Analysis of Organic Compounds; Creswell and Campbell; Longman.
  4. Spectrometric Identification of Organic Compounds, Sixth Edition; R.M. Silverstein and F.X. Webster; John Wiley and Sons, Inc., Singapore, 1991.

 

Academic Year: 
2021-2022
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