ID4106 : Nanoscale Materials: Synthesis and Characterization (Autumn 2013)

Details of ID4106 (Autumn 2013)

Level: 4

Type: Theory

Credits: 3.0

Course Code	Course Name	Instructor(s)
ID4106	Nanoscale Materials: Synthesis and Characterization	Debansu Chaudhuri, Venkataramanan Mahalingam

Syllabus
Introduction of nanoscale materials, density of states, quantum confinement effect Moores law, confinement effect on the physical and chemical properties of metals, semiconductors, core/shell nanostructures, quantum wells, etc.-----------------------[4] Synthesis of metal nanoparticles (Au, Ag, Cu) via different routes such as colloidal, hydrothermal, microwave, micro-emulsion, etc. In addition, synthesis of different shaped (triangle, prism, cubes) nanoparticles will be discussed. Optical properties, surface Plasmon resonance, and their shape dependence, ------------------------------[3] Synthesis of semiconductor nanoparticles, CdSe, CdS, PbSe, ZnS, ZnOstrategy to make monodispersed nanoparticles, confinement effect on the optical properties, surface modifications, etc.--------------------------------------------------------------------[3] Magnetic nanomaterials, their synthesis, hysteresis loop, coercively, super paramagnetism, single domain, effect of particle size will be covered. --------------[2] Techniques like transmission electron microscopy (TEM), scanning electron microscopy (SEM), atomic force microscopy (AFM), UV-Vis, fluorescence spectroscopy, dynamic light scattering and Zeta potential methods and their use in the characterization of nanomaterials will be explained. ------------------------------------[3] Catalytic activity of nanoscale materials will be discussed with examples, Au, Pd, Cu, TiO2, etc.----------------------------------------------------------------------------------------[3] Self-assembled monolayers, their preparation, characterization, application in pattern creation (lithography) microcontact printing, nano imprint, colloidal lithograohy, nanodots--------------------------------------------------------------------------------------- [3] Layer-by-layer method for the fabrication in 2-dimentional and 3-dimentional surfaces, hollow nanoparticles and their application in drug delivery------------------[3] Nanocomposites: preparation, characterization and applications------------------------[1] Applications of above nanomaterials in biology, medicine, etc.---------------------[2] Optical spectroscopy of single nanoparticle:---------------------------------------[total 15] The need for single particle studies and the involved challenges. Single nanoparticle absorption: Direct (attenuation based) and Indirect (Photothermal Imaging and Ground state depletion) methods. Single nanoparticle photoluminescence: Detection methods: epifluorescence and confocal imaging, Case studies to understand dependence of incident intensity and acquisition time, quantum confined stark effect, spectral jitter, spectral diffusion, PL intermittency or blinking and mechanism, kinetics of blinking and various models, Suppression of blinking.

Syllabus

Introduction of nanoscale materials, density of states, quantum confinement effect
Moores law, confinement effect on the physical and chemical properties of metals, semiconductors, core/shell nanostructures, quantum wells, etc.-----------------------[4]

Synthesis of metal nanoparticles (Au, Ag, Cu) via different routes such as colloidal, hydrothermal, microwave, micro-emulsion, etc. In addition, synthesis of different shaped (triangle, prism, cubes) nanoparticles will be discussed. Optical properties, surface Plasmon resonance, and their shape dependence, ------------------------------[3]

Synthesis of semiconductor nanoparticles, CdSe, CdS, PbSe, ZnS, ZnOstrategy to make monodispersed nanoparticles, confinement effect on the optical properties, surface modifications, etc.--------------------------------------------------------------------[3]

Magnetic nanomaterials, their synthesis, hysteresis loop, coercively, super paramagnetism, single domain, effect of particle size will be covered. --------------[2]

Techniques like transmission electron microscopy (TEM), scanning electron microscopy (SEM), atomic force microscopy (AFM), UV-Vis, fluorescence spectroscopy, dynamic light scattering and Zeta potential methods and their use in the characterization of nanomaterials will be explained. ------------------------------------[3]

Catalytic activity of nanoscale materials will be discussed with examples, Au, Pd, Cu, TiO2, etc.----------------------------------------------------------------------------------------[3]

Self-assembled monolayers, their preparation, characterization, application in pattern creation (lithography) microcontact printing, nano imprint, colloidal lithograohy, nanodots--------------------------------------------------------------------------------------- [3]

Layer-by-layer method for the fabrication in 2-dimentional and 3-dimentional surfaces, hollow nanoparticles and their application in drug delivery------------------[3]

Nanocomposites: preparation, characterization and applications------------------------[1]

Applications of above nanomaterials in biology, medicine, etc.---------------------[2]
Optical spectroscopy of single nanoparticle:---------------------------------------[total 15]
The need for single particle studies and the involved challenges.
Single nanoparticle absorption: Direct (attenuation based) and Indirect (Photothermal Imaging and Ground state depletion) methods.
Single nanoparticle photoluminescence: Detection methods: epifluorescence and confocal imaging, Case studies to understand dependence of incident intensity and acquisition time, quantum confined stark effect, spectral jitter, spectral diffusion, PL intermittency or blinking and mechanism, kinetics of blinking and various models, Suppression of blinking.

References
1. W. D. Callister, Materials Science and Engineering, John Wiley, New York (2007). 2. C. J. Chen, Introduction to Scanning Tunneling Microscopy, Oxford University Press, Oxford (1993). 3. S.Datta, Quantum Phenomena, Reading, Massachusetts: Addison-Wesley Publishing Company, New York (1989). 4. M. S.Dresselhaus, G. Dresselhaus and P. C. Eklund, Science of Fullerenes and Carbon Nanotubes, Academic Press, San Diego (1995). 5. D. J. Griffiths, Introduction to Quantum Mechanics, Prentice Hall, New Jersey (1995). 6. H. C. Hoch, L. W. Jelinski and H. G. Craighead, Nanofabrication and Biosystems, Cambridge University Press, Cambridge (1996). 7. C.Kittel, Introduction to Solid State Physics, John Wiley, New York (1996). 8. C. C. Koch, Nanostructured Materials, Noyes Publications, New Jersey (2002). 9. C. P. Poole and F. Owens, Introduction to Nanotechnology, John Wiley, New York (2003). 10. G. Timp, Nanotechnology, Springer-Verlag, New York (1999). 11. R. Waser, Nanoelectronics and Information Technology, Wiley-VCH Verlag, Weinheim, (2003).

References

1. W. D. Callister, Materials Science and Engineering, John Wiley, New York (2007).
2. C. J. Chen, Introduction to Scanning Tunneling Microscopy, Oxford University Press, Oxford (1993).
3. S.Datta, Quantum Phenomena, Reading, Massachusetts: Addison-Wesley Publishing Company, New York (1989).
4. M. S.Dresselhaus, G. Dresselhaus and P. C. Eklund, Science of Fullerenes and Carbon Nanotubes, Academic Press, San Diego (1995).
5. D. J. Griffiths, Introduction to Quantum Mechanics, Prentice Hall, New Jersey (1995).
6. H. C. Hoch, L. W. Jelinski and H. G. Craighead, Nanofabrication and Biosystems, Cambridge University Press, Cambridge (1996).
7. C.Kittel, Introduction to Solid State Physics, John Wiley, New York (1996).
8. C. C. Koch, Nanostructured Materials, Noyes Publications, New Jersey (2002).
9. C. P. Poole and F. Owens, Introduction to Nanotechnology, John Wiley, New York (2003).
10. G. Timp, Nanotechnology, Springer-Verlag, New York (1999).
11. R. Waser, Nanoelectronics and Information Technology, Wiley-VCH Verlag, Weinheim, (2003).

Course Credit Options

Sl. No.	Programme	Semester No	Course Choice
1	IP	1	Not Allowed
2	IP	3	Elective
3	MS	7	Elective
4	RS	1	Elective

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Details of ID4106 (Autumn 2013)

Course Credit Options