Mechano-active materials alter their shape in response to various stimuli. Innventia has succeeded in creating a variety of mechano-active papers capable of moving in exciting ways.
A B C
Bending sequence of a paper flower at different temperatures
(a) Taken from the freezer at a temperature of approximately -4 °C
(b) Behaviour at room temperature, approximately 23 °C
(c) Taken from the oven at a temperature of approximately 70 °C