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Abstract/Syllabus:

Culpepper, Martin, and Sang-Gook Kim, 2.76 Multi-Scale System Design, Fall 2004. (Massachusetts Institute of Technology: MIT OpenCourseWare), http://ocw.mit.edu  (Accessed 07 Jul, 2010). License: Creative Commons BY-NC-SA

Multi-Scale System Design

Fall 2004

A photograph of the macro-scale hexflex nanomanipulator device.
The Macro-Scale Hexflex Nanomanipulator is an example of a Multi-Scale System (MuSS) considered in this class. (Photo courtesy of Prof. Martin Culpepper.)

Course Highlights

This course features a complete set of lecture slides and extensive documentation on tools.

Course Description

Multi-scale systems (MuSS) consist of components from two or more length scales (nano, micro, meso, or macro-scales). In MuSS, the engineering modeling, design principles, and fabrication processes of the components are fundamentally different. The challenge is to make these components so they are conceptually and model-wise compatible with other-scale components with which they interface. This course covers the fundamental properties of scales, design theories, modeling methods and manufacturing issues which must be addressed in these systems. Examples of MuSS include precision instruments, nanomanipulators, fiber optics, micro/nano-photonics, nanorobotics, MEMS (piezoelectric driven manipulators and optics), X-Ray telescopes and carbon nano-tube assemblies. Students master the materials through problem sets and a project literature critique.

Syllabus

Course Goals

Macro, micro and nano-scale technologies rely on scale-specific performance models, design methods and fabrication processes which may be used to engineer machines within a limited range of size. The inherent incompatibility between engineering processes at different size scales leads to machines whose interactions with larger/smaller machines may be limited or impractical. This is troublesome as mechanical systems are often required to perform functions which are best achieved via combinations of different-scale machines. This course has been developed to teach students how to engineer multi-scale mechanical systems to ensure compatibility of macro, micro and nano-scale machines/components. This is a key to enabling broad utility of emerging nano and micro-scale machines in the "macro-scale world." Examples of MuSS include precision instruments, Nanomanipulators, fiber optics, Nanorobotics, MEMS, X-Ray telescopes and carbon nano-tube assemblies.

Term Project

Materials are studied and mastered via a project in which students design and fabricate a Scanning Tunneling Microscope (STM). A series of problem sets at the beginning of the term will lead students through key design decisions and modeling steps.

Tools

Students will receive a Tablet PC which contains the modeling, design and fabrication software required to complete the course project.

Paper Critique and Presentation

Students will read, critique and present findings on a paper which addresses MuSS research or covers important advances/implications for MuSS.

Grading

ACTIVITIES PERCENTAGES
Assignments 35%
Project 35%
Participation 10%
Paper Critique 20%

 

Calendar

Title for Table Goes Here

SES #

TOPICS

SESSION CATEGORIES

INSTRUCTORS

 KEY DATES

1

Introduction to MuSS and SPM Case Study
Course Goals, Logistics and Expectations
Comparison of MuSS and MoSS Fundamentals
MuSS Example: Overview of SPM Technology

Fundamental Principles

Prof. Martin L. Culpepper

Assessment test

2

MuSS Design Fundamentals and Methods
MuSS Design Fundamentals and Methods
Design Principles and Systems Design
MuSS Manufacturing Issues

Fundamental Principles

Prof. Sang-Gook Kim

 

3

Macro/Meso-scales Components and Characteristics
Principles, Metrics and Types of Cross-scale Incompatibilities
Incompatibilities of Macro/Meso Parts with Micro/Nano Parts
Integrating Constraints on Macro/Meso-scale Parts

Fundamental Principles

Prof. Martin L. Culpepper

 

4

Micro-scale Components and Characteristics
Principles of Macro/Meso-scale and Micro-scale Part Integration
Incompatibilities of Micro Parts with Nano Parts
Micro-scale Part Errors and Implications for Integration

Fundamental Principles

Prof. Martin L. Culpepper

Problem set 1 due

5

Nano-scale Components and Characteristics
Principles of nm-scale Physics which govern Integration Incompatibility
Nano-scale Actuators, Structures and Sensors
Trasmissability of Nano-scale Errors to Other Scales

Fundamental Principles

Prof. Martin L. Culpepper

 

6

Scanning Probe Microscopy Project Introduction
Project Goals and Expectations
Demonstration of 2.76 SPM
Questions, Team Selection and Planning

Case Study/Application

Soohyung Kim, Course TA

Problem set 2 due

7

Piezo MEMS: Materials
Piezoelectricity
Materials
Processing

Fundamental Principles

Prof. Sang-Gook Kim

Problem set 3 due

8

Piezoelectric MEMS: Applications
Piezoelectric Transducers
Micro-actuators
Sensors and Generators

Case Study/Application

Prof. Sang-Gook Kim

 

9

Optical MEMS
Functionality
Devices
Materials

Fundamental Principles

Prof. Sang-Gook Kim

 

10

Nominal and Statistical Error Budgets
Principles of Determinism, Accuracy, Repeatability
Kinematic Error Modeling of Rigid-flexible Systems
Nominal and Probabilitic System Error Modeling

Design and Manufacturing

Prof. Martin L. Culpepper

Literature critiques due

11

Presentations on Paper Critiques

 

Students

Problem set 4 due

12

Mechanical Interfaces for Cross-scale Alignment
Principles of Mechanical Constraint
Design of Rigid, Flexible and Rigid-flexible Constraint
Manufacturing and Assembly of Cross-scale Interfaces

Design and Manufacturing

Prof. Martin L. Culpepper

 

13

Mechanisms for Inter-scale Motion
Principles of Mass, Momentum and Energy Incompatibility
Momentum Incompatibilities
Energy Incompatibilities

Design and Manufacturing

Prof. Martin L. Culpepper

Problem set 5 due

14

Carbon Nanotubes
Synthesis
Properties and Applications
Issues of Manufacturing

Design and Manufacturing

Prof. Sang-Gook Kim

Problem set 6 due

15

Complexity of MuSS
Uncertainty and Difficulty
Complexity
Functional Periodicity

Design and Manufacturing

Prof. Sang-Gook Kim

 

16

Metrology
System Requirements
Components and Selection Process
Metrology-Machine Integration

Design and Manufacturing

Guest Lecturer

 

17

Telescopes and the Oil Industry
X-Ray Telescopes
Oil-well MEMS Sensors
Questions and Discussion

Case Study/Application

Guest Lecturer

 

18

Data Acquisition, Sensors and Control
Programming in Simulink®
Introduction to dSPACE Control System
Demonstration of Acquisition and Control System

Design and Manufacturing

Guest Lecturer

 

19

Pre-amplifier Electronics
Assemble Amplifier
Interface with Data Acquisition and Controls
Characterize and Optimize Signal-to-Noise Ratio

Integration and Assembly Lab

Staff

 

20

Probe and 3 Axis Flexure Stage
Fabricate Probes and Characterize Geometry
Fabricate and Assemble 3-axis Flexure
Characterize Six-axis Stiffness and Parasitic Errors

Integration and Assembly Lab

Staff

 

21

Actuators
Fabricate Actuation Flexure Mounts
Characterize Flexure Mount Stiffness
Characterize Actuator-flexure Errors, Range, Resolution

Integration and Assembly Lab

Staff

 

22

Metrology
Integrate Metrology, Actuators and Stage
Characterize/Compensate Errors, Resolution and Range
Repeatability and Stability Characterization

Integration and Assembly Lab

Staff

 

23

Mapping
Map and Navigate Test Maze I, II, III

Integration and Assembly Lab

Staff

 

24

Contest
Contest Introduction, Round I, Round II

Demonstration Lab

Staff

 

25

Course Wrap up
Course Wrap up and Awards
Tau Beta Pi Evaluation
Post-class Assessment

   

Assessment test

 

 




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