1
Q
Intelligent materials
A
Materials characterized by their ability to alter their properties in response to external stimuli
2
Q
Superhydrophobic surfaces
A
Impossible to wet : the water is repelled
Minimize the suface of adherence
3
Q
Uneven surface
A
Microscopic irregularities
4
Q
Piezoelectricity
A
When pressure is applied to an object, a negative charge is produced on the expanded side and a positive charge on the compressed side
Relieve the pressure : electrical current flows across the material
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