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3.5 Flashcards

(8 cards)

1
Q

Smart (self healing) paint

A

A coating that heals its own scratches when exposed to sunlight

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2
Q

Self healing paint example

A

Ranging from electronics to aircrafts and cars

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3
Q

Superconductors

A

Substances where resistance becomes almost zero at low temperatures,which reduces energy losses

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4
Q

Superconductors examples

A

Powerful electromagnets used in MRI scanners

•magnetic levitation (maglev trains)

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5
Q

Smart materials

A

Substances that are able to change their properties in response to their environment

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6
Q

Smart materials examples

4

A

Dental braces
Spectacle frames
Shrink wrap packaging
Wound dressings

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7
Q

Chronic materials (thermochromic,photochromic)

A

Materials that change their colour according to changes in temperature and light intensity

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8
Q

Examples of chromic materials

6

A
Spectacle lenses
Windows
Rear-view mirrors
Light detectors
Optical switches
Light intensity meters
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