Computer Science, asked by chandankkbharad6015, 1 year ago

Why scaling laws are important while learning micro-systems?

Answers

Answered by saumya45
0
mmary

Overview of the dominant physical effects and scaling of laws that applies when downsizing sensors and actuators in microsystems. Show the limits and breakdown of scaling laws in miniaturization. Several examples taken from research articles are presented for each case.

Content

Introduction to scaling laws
Scaling of classical mechanical systems, scaling of classical electrical systems, breakdown in scaling, quantum breakdown

 

Thermal effects
Conduction, convection, dynamics, breakdown, thermal micro-actuators, microreactors

Mechanical devices
Mass-spring model, mechanical noise, squeeze film effects

 

Electrical devices
Electrostatic micro-actuators, electrostatic breakdown, tunnel sensors, coils and inductors, electromagnetic micro-actuators, magnetostriction, magnetic beads

 

Microfluidics
Liquid flow, gas flow, mixing, surface tension, entropy trapping, chromatography

 

Electrokinetics
Dielectrophresis, EHD and MHD pumps, electrowetting, electroosmosis.

Learning Prerequisites

Recommended courses

Sensors (MICRO-330) very strongly recommended, and content will be assumed to be mastered.

Important concepts to start the course

Students must have a solid mastery of physics (mechanics, heat transfer, eletromagnetism, fluid dynamics), chemistry, and be familiar with MEMS fundamentals (concepts, basic microfabrication) and miniaturized sensors.

Learning Outcomes

By the end of the course, the student must be able to:

Analyze MEMS devices to determine optimum actuation principle for a given size-scale

Estimate microsystems performance based on scaling arguments

Justify choice of sensing or actuation principle

Exploit scaling to design a MEMS device

Transversal skills

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