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M.Sc. (Physics) | Subject: Physics of Nano Material Paper Code: 09020402

Subject: Physics of Nano Materials

Paper Code: 09020402

Unit

Time
(Hrs)

Topic

Domain

Hours as per UGC

I

12

PHYSICS OF NANOMATERIALS

  • Definition of nanotechnology, Nanomaterials, Novel combination of properties of materials of nanoscale
  • Device miniaturization, Functional enhancement
  • Nanoparticles as super atoms, Size dependence on melting point, Size dependence on vapour pressure, Nucleation,
  • Size dependence on Chemical reactivity, Intermolecular interactions, Size dependence on Surface tension of solid surfaces
  • Wetting-dewetting of rough and chemically inhomogeneous surfaces
  • Quantum confinement & energy levels, Band structure
  • Density of states in 0D, 1D, 2D & 3D materials
  • Quantum dots, wires, & wells
  • Parabolic, triangular, cylindrical & spherical wells
  • Quantum corral, Band gap engineering
  • Heterostructures& superlattices
  • 2D electron gas, Effective mass in heterostructures.

Desirable to Know

12

II

10

NANOFABRICATION TECHNIQUES

  • Nanoparticles – comminution & dispersion, Nucleation & growth, Ultra thin coatings
  • Molecular beam epitaxy Atomic layer deposition
  • Self-assembly of monolayers, Langmuir Blodgett films
  • Thermodynamics of self-organization, Crystallization and super molecular interactions

 

  • Top down and bottom up approaches to nanofabrication
  • Optical & electron beam lithography
  • Dip pen lithography, Focussed ion beam technique
  • Thin films deposition, Evaporation, Sputtering
  • Electrode position and sol Gel Technique
  • Plasma assisted chemical vapour deposition.

Nice to Know

Must Know

10

III

8

CHARACTERIZATION OF NANOMATERIALS

  • Contact &Non contact methods of surface characterization
  • AFM
  • STM
  • Near field microscopy
  • Ellipsometry
  • Surface plasma resonance techniques
  • Electron spectroscopy techniques AES
  • XPS, SIMS

Must Know

12

IV

10

NANOMATERIALS & DEVICES

  • Carbon based nanomaterials, Carbon nanotubes, Fullerens, Graphene
  • Metal matrix composites, Polymers- electroactive material blends
  • Semiconductor Nanoparticles, Nanowires, Nanoribbon and nanospring.
  • Issues of miniaturization, Digital information processing, Quantum computing
  • Ballistic transport, Coulomb blockade
  • Single electron devices, Molecular electronic devices
  • Coupled quantum dots, Spintronics, Ultra-sensitive magnetic sensors
  • Spin dependent transistors, Photonic devices
  • Mechanical and Fluidic devices
  • Chemical and bio-chemical sensors, Energy conversion devices.

Desirable to Know

11

Books Recommended:

  • John H. Davies. The Physics of Low Dimensional Semiconductors. Cambridge University Press.
  • J.J. Ramsden. Nanotechnology- An Introduction. William Andrew Elsevier.
  • Ning Xi and King W. Chiu Lai. Nano-optoelectronics Sensors and Devices. William Andrew Elsevier.
  • V.V. Mitin, V.A. Kochetp and M.A. Stroscio. Quantum Heterostructures: Microelectronics and Optoelectronics. Cambridge University Press.
  • G. Cao. Nanostructures and Nanomaterials: Synthesis, Properties and Applications. Imperial College Press.
  • C.P. Poole and F.J. Owens. Introduction to Nanotechnology. New York: John Wiley.
    M. Wilson, K. Kannangara, M. Simmons and B. Raguse. Nanotechnology. Overseas Press.