SYLLABUS - FUNDAMENTAL OF NANO SCIENCE

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GE2023                FUNDAMENTAL OF NANOSCIENCE

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UNIT I              INTRODUCTION                         10

Nan scale Science and Technology- Implications for Physics, Chemistry, Biology and   Engineering-classifications of nanostructured materials- nano particles- quantum dots, nanowires-ultra-thin films-multilayered materials. Length Scales involved and effect on properties: Mechanical, Electronic, optical, 
Magnetic and Thermal properties. Introduction to properties and motivation for study (qualitative 
only).

UNIT II             PREPARATION METHODS                         5

Bottom-up Synthesis-Top-down Approach: Precipitation, Mechanical Milling, Colloidal routes, Self assembly, Vapor phase deposition, MOCVD, Sputtering, Evaporation, Molecular Beam Epitaxy, Atomic Layer Epitaxy, MOMBE.

UNIT III          PATTERNING AND LITHOGRAPHY FOR NANOSCALE DEVICES                      5

Introduction to optical/UV electron beam and X-ray Lithography systems and processes, Wet etching, dry (Plasma /reactive ion) etching, Etch resists-dip pen lithography

UNIT IV           PREPARATION ENVIRONMENTS                        10

Clean rooms: specifications and design, air and water purity, requirements for particular processes, Vibration free environments: Services and facilities required. Working practices, sample cleaning, Chemical purification, chemical and biological contamination, Safety issues, flammable and toxic hazards, biohazards.

UNIT V             CHARACTERIZATION TECHNIQUES                         10

X-ray diffraction technique, Scanning Electron Microscopy - environmental techniques, Transmission Electron Microscopy including high-resolution imaging, Surface Analysis techniques- AFM, SPM, STM, SNOM, ESCA, SIMS-Nan indentation

TOTAL : 45 PERIODS

TEXT BOOKS

    1.     A.S. Edelstein and R.C. Cammearata, eds., Nan materials: Synthesis, Properties and Applications, (Institute of Physics Publishing, Bristol and Philadelphia, 1996)

2.     N John Dinardo, Nan scale characterization of surfaces & Interfaces, Second edition, Weinheim Cambridge, Wiley-VCH, 2000

REFERENCES

1.    1. G Timp (Editor), Nanotechnology, AIP press/Springer, 1999

2. Akhlesh Lakhtakia (Editor) The Hand Book of Nano Technology, “Nanometer

Structure”, Theory, Modeling and Simulations. Prentice-Hall of India (P) Ltd, New Delhi, 2007.