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Smart materials arch 5313 _ Digital Assemblages Instructor _ David Newton Petro N. Megits _ gdII Fall 2007 wired _ embedded.

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Presentation on theme: "Smart materials arch 5313 _ Digital Assemblages Instructor _ David Newton Petro N. Megits _ gdII Fall 2007 wired _ embedded."— Presentation transcript:

1 smart materials arch 5313 _ Digital Assemblages Instructor _ David Newton Petro N. Megits _ gdII Fall 2007 wired _ embedded

2 Smart materials _ materials that have one or more properties that can be significantly altered in a controlled fashion by external stimuli, such as stress, temperature, moisture, pH, electric or magnetic fields. - Wikipedia Wired / mechanical systems _ current systems of interactive / reactive / sensing architectural built components. A defined system of responses to stimulus. Embedded intelligence systems _ the idealized concept of intelligent materials, where the material begins to define its parameters from a bottom up self-organizing system. Non- programmable response to stimulus. Transmaterial Blaine Brownell – leader in exposing people to smart and ecologically responsive materials. Sensitile Spherical Photovoltaic systems reuse of materials http://www.poptech.org/popcasts/?lang=&viewcastid=34

3 the living _ http://www.thelivingnewyork.com/http://www.thelivingnewyork.com/ living glass – http://www.thelivingnewyork.com/lg.htmhttp://www.thelivingnewyork.com/lg.htm http://www.thelivingnewyork.com/Images/PopTech06_Brownell-short.mov river glow – http://www.thelivingnewyork.com/rg.htm show movie clip Wired / mechanical systems _

4 Nimish Biloria @ TU Delft, Netherlands Wired / mechanical systems _ Bamboostic Muscle Project – muscle actuators regulated by program responding to people and bamboo in the vicinity. http://youtube.com/watch?v=0uDWdyD5AYM

5 Embedded intelligence systems _ Smart dust - The goal of the Smart Dust project is to build a self-contained, millimeter-scale sensing and communication platform for a massively distributed sensor network. This device will be around the size of a grain of sand and will contain sensors, computational ability, bi-directional wireless communications, and a power supply, while being inexpensive enough to deploy by the hundreds. Piezoelectric - materials that produce a voltage when stress is applied. http://youtube.com/watch?v=p3mj83qfO_U Self repairing plastics - microcapsules, which were used by Scott White of the University of Illinois to create a self-repairing plastic. His group inserted tiny beads of "healing agent" into a material. The agent is activated by impact, like a glow stick, to patch up any fractures.a self-repairing plastic Anti-smart dust _ http://youtube.com/watch?v=fyM8zgYt30w

6 Embedded intelligence systems _ Shape memory alloys - Thermo responsive materials where deformation can be induced and recovered through temperature changes. One way and two way shape memory. http://youtube.com/watch?v=oakDTbZHdks Halochromic - materials are commonly materials that change their color as a result of changing acidity. One suggested application is for paints that can change color to indicate corrosion in the metal underneath them. Chromogenic systems - change color in response to electrical, optical or thermal changes. These include electrochromic materials, which change their color or opacity on the application of a voltage (e.g. liquid crystal displays), thermochromic materials change in color depending on their temperature, and photochromic materials, which change color in response to light - for example, light sensitive sunglasses that darken when exposed to bright sunlight.electrochromicliquid crystal displaysthermochromicphotochromicsunglasses


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