Introduction to Semiconductor Devices

Introduction to semiconductor devices

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13 min

1.1 Types of Semiconductors

1.2 Classical Vs Quantum Mechanics

1.3 Electrons in infinite and finite 1D potential well

1.4 3D potential well model of atom and Bohr's model

1.5 Covalent bonds and inter-atomic interactions in Silicon

1.6 Energy band formation

1.7 Electron hole pair generation

1.8 Direct and Indirect bandgap semiconductors

1.9 Energy levels in infinite and finite potential wells (short demo)

2.1 Effective mass in Semiconductors

2.2 Intrinsic carrier density

2.3 Doping and extrinsic semiconductors

2.4 Fermi level in extrinsic semiconductors

2.5 Temperature dependence of Fermi level

2.6 Temperature dependence of Fermi level

2.7 Charge neutrality relationship

2.8 Drift current and energy band representation of kinetic energy of carriers

3.1 Semiconductor bands in a electric field

3.2 Diffusion current

3.3 Non-uniform doping

3.4 Equilibrium Vs Nonequilibrium carrier response

3.5 Minority carrier diffusion equation (MCDE) - Example problems

3.6 Quasi Fermi level in nonequilibrium conditions

3.7 Quasi Fermi level and minority carrier diffusion length

3.8 Semiconductor device fabrication

4.1 PN Junctions - An introduction

4.2 PN Junction electrostatics

4.3 Energy band diagram of PN junction

4.4 Depletion width and peak electric field

4.5 PN junction electrostatics - examples

4.6 Demo of PN Junction Lab on Nanohub

5.1 Forward and reverse biased PN junctions

5.2 Minority carrier injection in PN junctions

5.4 Current in reverse biased PN junction

5.5 Depletion capacitance in PN junction

5.6 Non-idealities in PN junction diode

5.7 Nanohub Demo - PN Junction with applied bias

6.1 Schottky barrier in metal-semiconductor junction

6.2 Current flow across a Schottky barrier

6.3 Ohmic vs rectifying contacts

6.4 An Ideal MOS Capacitor

6.5 Operating regimes of a MOSCAP

6.6 Simplified band diagrams of accumulation and depletion in MOSCAP

6.7 Inversion in a MOSCAP

7.1 NMOSCAP in accumulation mode

7.2 NMOSCAP in depletion mode

7.3 NMOSCAP in inversion mode

7.4 Exact solution vs delta-depletion approximation

7.5 Threshold voltage in a MOSCAP

7.6 Nanohub Demo - MOSCAP tool

8.1 Non-ideal MOS Capacitor

8.2 MOSCAP Capacitance-Voltage (CV) Characteristics

8.3 Example problems with MOSCAPs

8.4 Impact of doping, oxide thickness and temperature on CV

8.5 Nanohub Demo - MOS CV

9.1 Introduction to MOSFET

9.2 Operating modes of a MOSFET

9.3 IV Characteristics of a long channel MOSFET

9.4 Example problems with MOSFETs

9.5 MOSFET device metrics

9.6 CMOS Technology

10.1 MOSFET Scaling and technology nodes

10.2 Limits of scaling

10.3 Current characteristics of a short channel MOSFET

10.4 Threshold voltage characteristics of short channel MOSFET

10.5 MOSFETs in the 21st century

11.1 Optical absorption and bandgap

11.2 Introduction to solar cells

11.3 Efficiency of a solar cell

11.4 Types of photodetectors

11.5 PIN and avalanche Photodectectors

11.6 Photodetector metrics

12.1 Radiative absoption and emission processes

12.2 Materials for optoelectronic devices

12.3 Operation of a light emitting diode (LED)

12.4 LED emission spectrum

12.5 Stimulated emission and lasing

Introduction to Semiconductor Devices 1

LIVE_Introduction to Semiconductor Devices - Prof. Naresh Kumar Emani