Smart materials, called also
intelligent or responsive materials,
are designed materials that have
one or more properties that can be
significantly changed in a
controlled fashion by external
stimuli, such as stress, moisture,
electric or magnetic fields, light,
temperature, pH, or chemical
compounds.
shape memory alloy
returns to the
original shape
when heated
hydrogels
they absorb and
release up to
1,000 times their
volume in water
photochromic pigments
change colour
when exposed
to sunlight
thermochromic pigments
change colour at
specific
temperatures
technical materials
metallic
polymeric
ceramic
composite
electronic
advanced
point of sale displays
specialized form of sales
promotion that is found near,
on, or next to a checkout
counter
draw the customers'
attention to
products
promote new
products, special
offers, or are
used to promote
special events