Introduction to Nanotechnology (B)

Credits: 3

Instructors: Pao, Chun-Wei 包淳偉老師; Shih Min-Hsiung 施閔雄老師; Koji Hatanaka 畑中耕治; Chen, Chi 陳祺老師; Kaun, Chao-Cheng 關肇正老師

Class hour: Monday 13:30-16:30 

Classroom: Room 5B05, Interdisciplinary Research Building for Science and Technology, AS

First Class: September 5, 2022

 For the first few weeks, the course will taught on-line:
https://asmeet.webex.com/asmeet-en/j.php?MTID=maa7c5b66173acaf64939e68354d66da1
Meeting number: 2514 240 0766
Password: 2022B

Syllabus 1: Dr. Chun-Wei Pao

1. (9/5) Surface and Interface
   – surface energy, surface reconstruction, domain boundary, crystal shapes

2. (9/12) Diffusion and Mass Transport
   – atomistic picture, surface/interface diffusion, diffusion in solids (battery) and soft matters

3. (9/19) Nucleation and Growth
   – homogeneous/heterogeneous nucleation, thin film growth modes, growth of nanocrystals and 2D materials.

 References: relevant literatures in each subjects

Syllabus 2: Dr. Min-Hsiung Shih

1. (09/26) The fundamental tools for photonic crystals
   – Photonic Maxwell’s equations, wave equation, light propagation in the mater
   – Simulation tools: plane wave expansion (PWE) method
   – Simulation tools: finite-difference time-domain (FDTD) method
   – Photonic band structure

2. (10/03) Photonic crystal cavity laser
   – Defect modes inside the band gap
   – Quality factor of a cavity and photon lifetime
   – Different types of micro-cavities
   – Applications: lasers, LEDs and etc
   – Cavity QED

3. (10/17) Photonic crystal waveguides and integrated circuits
   – Defect bands inside the band gap
   – Propagation loss issue
   – Different types of photonic crystal waveguides
   – Applications

References: 

1. J. D. Joannopoulos, R.D. Meade and J.N. Winn, Photonic crystals: Molding the follow of light (1995)
2. J.-M. Lourtioz et al., Photonic crystals: towards nanoscale photonic devices (2005)
3. K. Sakoda, Optical properties of photonic crystals (2001)
4. K. Inoue and K. Ohtaka, Photonic crystals: physics, fabrication, and applications (2004)
5. A. Yariv and P. Yeh, Optical waves in crystals (1984)

Syllabus 3:  Dr. Chi Chen

Spectroscopy of Nanomaterials and Near-field optics 

1. (10/24) Nano semiconductors
   – quantum confinement, excitons, quantum dots, and quantum wells

2. (10/31) Nano carbons
   – C60, carbon nanotubes, graphenes, and nanodiamonds

3. (11/07) Near-field optics
   – spatial resolution, near-field, experimental realization, and examples

 References: relevant literatures in each subjects

Syllabus 4:  Dr. Chao-Cheng Kaun

(11/14, 11/21 and 11/28)

1. Electron Transport
   – Two Key Concepts, Why Electrons Flow, Conductance Formula, Ballistic (B) Conductance, Diffusive (D) Conductance, Connecting Ballistic (B) to Diffusive (D), Angular Averaging, Drude Formula

2. Energy Band Model
   – E(p) or E(k) Relation, Counting States, Density of States, Number of Modes, Electron Density (n), Conductivity vs. Electron Density (n), Quantum Capacitance, The Nanotransistor

3. What and Where is the Voltage?
   – A New Boundary Condition, Quasi-Fermi Levels (QFL's), Current from QFL's, Landauer Formulas, What a Probe Measures, Electrostatic Potential, Boltzmann Equation, Spin Voltages

4. Heat and Electricity: Second Law & Information
   – Seebeck Coefficient, Heat Current, One-level Device, Second Law, Entropy, Law of Equilibrium, Shannon Entropy, Fuel Value of Information

 References: 1. Lessons from Nanoelectronics: A. Basic Concepts, Supriyo Datta

Syllabus 5: Dr. Koji Hatanaka

1. (12/5) light and matters
   light - photons, waves, polarization, propagation
   matters - atoms, electrons, energy
   light absorption and emission in matters - light/matter interaction, oscillation, second harmonic
   spectroscopy in uv-vis.-nearIR, X-ray, and THz -l ight/matter interaction, energy levels

2. (12/12) “spectroscopy in your hand”
   optics for spectroscopy - light source, lens, mirror, grating, polarizer, detector
   make your own “spectrometer” - “Apolo13”
   measurements with your “spectrometer”

3. (12/19) advanced spectroscopy
   from “static” to “dynamic” - life time, transient state, decay dynamics
   pulsed laser - nanosecond, picosecond, femtosecond, attosecond
   fast detectors - streak camera
   time-resolved measurements - pump&probe method

 References: relevant literatures in each subjects