Nanoelectronics

Father of Nanotechnology

• Feynmann
• Eric Dexler
• Taniguchi
• Esaki

What is the principle behind quantum confinement in nanoelectronics?

• Restriction of electron motion
• Free electron motion
• Random electron motion
• Electric field effects

What does Moore's Law predict about the number of transistors on a microchip?

• It doubles approximately every two years
• It halves approximately every year
• It remains constant
• It increases by 50% every three years

What is a Quantum Well?

• A thin layer where charge carriers are confined
• A semiconductor junction
• A high-energy state in a metal
• A type of capacitor

Which of the following is a key characteristic of quantum dots?

• Size-dependent electronic properties
• Fixed electronic properties
• Unlimited electron mobility
• High magnetic response

What is a major drawback of conventional MOSFETs at nanoscale dimensions?

• Short-channel effects
• High thermal stability
• Infinite electron mobility
• Increased resistance

Why are high-k dielectrics used in modern MOSFETs?

• To reduce leakage current
• To increase power consumption
• To lower gate capacitance
• To increase electron mobility

What are quantum wires typically used for?

• Conducting electrons in one dimension
• Blocking electron flow
• Increasing thermal resistance
• Enhancing magnetic properties

What phenomenon is utilized in resonant tunneling diodes?

• Quantum tunneling
• Classical conduction
• Ohmic resistance
• Electromagnetic induction

What is a significant advantage of nanoelectronics over traditional electronics?

• Reduced size and increased functionality
• Higher power consumption
• Reduced manufacturing cost
• Increased heat generation