'Mems devices' presentation slideshows

Lecture 8: Some Alternate Excitations

Lecture 8: Some Alternate Excitations. General forcing. Support motion (air bag sensor speed bump). Impulsive loading. First a bit of review so we know where we are. The story so far . . . We can reduce one degree of freedom systems to a single problem.

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Summary of Introduction

Summary of Introduction. MEMS (U.S.) Sometimes Microsystems in Europe. MEMS=MicroElectroMechanical Systems Very broad definition in practice: Mechanical, Electrical, Optical, Thermal, Fluidic, Chemical, Magnetic.

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Nanotribology Lab

Micro-Electro-Mechanical Systems: These Squeaky Wheels will get no Grease. Jacqueline Krim, Department of Physics. Nanotribology Lab. NC State. Iron on copper Temp. = 4 K. M.F. Crommie, C.P. Lutz, D.M. Eigler, E.J. Heller., Surf. Rev. and Lett. 2 (1) , 127-137 (1995).

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Role of MEMS in sensors

Role of MEMS in sensors. First things first, what is a Sensor ?. A device used to measure a physical quantity such as temperature and convert it into an electronic signal of some kind (e.g a voltage), without modifying the environment. Sensors in our body. Mechanoreceptors (feel)

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MEMS devices: How do we make them?

MEMS devices: How do we make them?. A mechanism. Gear chain Hinge Gear within a gear. Sandia MEMS. Basic MEMS materials Silicon and its derivatives, mostly. Micro-electronics heritage Si is a good semiconductor, properties can be tuned Si oxide is very robust

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MEMS devices: How do we make them?

MEMS devices: How do we make them?. A mechanism. Gear chain Hinge Gear within a gear. Sandia MEMS. Basic MEMS materials Silicon and its derivatives, mostly. Micro-electronics heritage Si is a good semiconductor, properties can be tuned Si oxide is very robust

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In-situ AFM Tensile Testing

In-situ AFM Tensile Testing. ME 395 Professor Horacio D. Espinosa Chris Biedrzycki, Matthieu Chardon, Travis Harper, Richard Neal. Micron Scale Mechanical Properties. Once structures enter microscale, laws of macro mechanics no longer dominate mechanical response

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Role of MEMS and nanotechnology in medical technologies

Role of MEMS and nanotechnology in medical technologies. MEMS stands for Micro Electro Mechanical Systems. It is a technique of combining Electrical and Mechanical components together on a chip, to produce a system of miniature dimensions. By miniature, we mean dimensions less than the

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Flexures for Optics

Flexures for Optics. Outline. Brief overviews of micro flexures Focus on macro flexures in this tutorial Beam bending Symmetry -> precision Degree of freedom (DOF) Applications. Micro Flexures. Tip-tilt mirrors discrete vs analog. Comb drive. Optical MEMS devices.

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Are mechanical laws different at small scales? YES!

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530.352 Materials Selection

530.352 Materials Selection. Lecture #29 Processing MEMS Tuesday Nov. 21 th , 2006. What are MEMS?. MICROELECTROMECHANICAL SYSTEMS (MEMS) Small structures, sensors, actuators, machines, and robots Maximum dimensions on the order of millimeters

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Nick Pohlman Patrick Schubel Jeremy Opperer Introduction to MEMS ME 381 Robert McCormick School of Engineering and Appli

Nanosatellite Communication And MEMS Technology. Nick Pohlman Patrick Schubel Jeremy Opperer Introduction to MEMS ME 381 Robert McCormick School of Engineering and Applied Science December 2002. Overview. Changing satellite architecture Smaller, distributed systems

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Nick Pohlman Patrick Schubel Jeremy Opperer Introduction to MEMS ME 381

Nanosatellite Communication And MEMS Technology. Nick Pohlman Patrick Schubel Jeremy Opperer Introduction to MEMS ME 381 Robert McCormick School of Engineering and Applied Science December 2002. Overview. Changing satellite architecture Smaller, distributed systems

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Nick Pohlman Patrick Schubel Jeremy Opperer Introduction to MEMS ME 381

Nanosatellite Communication And MEMS Technology. Nick Pohlman Patrick Schubel Jeremy Opperer Introduction to MEMS ME 381 Robert McCormick School of Engineering and Applied Science December 2002. Overview. Changing satellite architecture Smaller, distributed systems

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Group #1 (Data) Session #B Data: Collecting, Accessing, Using

Group #1 (Data) Session #B Data: Collecting, Accessing, Using. Discussion lead by Cherri Pancake Reported on by Yigal Arens. CI 20 years from now. No single control Elements exist in symbiosis, together Complex, like a human body Can self-repair, self-heal and self-improve. The Challenge.

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Nanosatellite Communication And MEMS Technology

Nanosatellite Communication And MEMS Technology. Overview. Changing satellite architecture Smaller, distributed systems Require RF communication MEMS communication devices Switches Antennas Signal Filters Phase Shifters Completed picosatellite experiment Suggestions for future.

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MEMS Fabrication and Applications

ABSTRACT:

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