Fundamentals of Nano Science – Question Bank – Unit 1 to VPart A

1. What are the implications of biology in nano science?2. What are the Classifications of nano materials based on dimensions?3. How would you define CNT?4. Why gold is used as substrate in many case of preparing nano materials?5. What are different approaches of synthesizing nano material?6. State few advantages and applications of Nano science and technology.7. Define plasma enhanced CVD8. Define reactive sputtering.9. What is photoresist? What are different types of it?10. Define dip pen lithography.11. Define Lithography.12. Define etching. What are the types of etching?13. What are the safety concerns in nano material preparation?14. Name few chemical contaminations in nano material preparation environment.15. Define Clean Room in nano material16. What do you mean by sample cleaning?17. Name few types of Scanning Probe Microscope.18. Define Nano Indentation.19. Differentiate Spectroscope and Microscope.20. Define Bragg’s Law.

Part B

1. Explain about nano wires and CNT in detail.2. Explain the length scale effect of nano materials and explain the following properties in detail

1. Mechanical Properties 3. Electronic Properties2. Optical Properties 4. Magnetic properties

3. What are the classifications of nano materials? Explain any two in detail.4. Explain Quantum Dots, Ultra-thin films and multi layered materials in detail5. Explain the following process in detail.

1. Self-Assembled monolayer technique2. MOCVD technique3. Evaporation4. Metal organic epitaxial growth.

6. What are the various preparation methods in bottom up approach? Explain any two in detail.

7. Explain the mechanical milling process in detail.8. Explain epitaxial layer growth technique and its type in detail.9. Explain the system and working principle of Electron beam lithography and Dip pen

lithography.10. Explain in detail X ray lithography systems and processes.11. Explain Etching and Photoresist in detail with its types.12. Explain the general procedure of Lithography and enumerate anyone in detail13. Explain the safety issues and hazards in nano material preparation environment.14. What are the facilities required in preparation environment of nano materials? Also

explain about the chemical purification and sample cleaning in detail.15. What do you mean by Clean Rooms? Explain the design and specifications of clean

rooms in detail.16. Explain the system and working principle of Scanning Probe Microscope and X ray

diffraction technique in detail17.

Explain the system and working principle of Nano indentation and Scanning Tunneling Microscope

18. Explaining the system and working principle of following microscopes1. Auger Electron Spectroscope2. X ray Photo electron Spectroscope

1.