Nouvelles
Islamic art inspires stretchy, switchable materials
笔耻产濒颈茅: 16 March 2016
"In conventional materials, when you pull in one direction it will contract in other directions," said Dr Ahmad Rafsanjani, from 香蕉视频 in Montreal.聽"But with 'auxetic' materials, due to their internal architecture, when you pull in one direction they expand in the lateral direction."