DT: Smart materials
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Last updated 11:51 AM on 2/24/23
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7 Terms
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Themochromic pigments
These pigments react to a change in heat, for example it is used in baby feeding spoons
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Polymorph
A polymer that becomes malleable when heated to above 62 degrees or above, eg. modleing, ergonomic handles
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Quantum tunneling composit
An insulation rubber containing tiny particles of metal, when squished the particles meet to make a current. Eg. pressure sensors
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Litmus paper
A paper that changes colour based on ph, red=acidic , blue=alkaline, purple=neutral
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Photochromic pigments
Pigments that react to a change in UV rays to create a colour change, eg. sunglasses
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Shape memory alloys
Alloys that when heat is applied return to their original shape, eg. braces and surgical stents, Nitinol (alloy of nickel and titanium)
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Piezoelectric material
Can generate electricity when pressure is applied, eg. light up shoes
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Flashcards (24)