Wave 'invisibility cloak' could shield coastlines

 作者:慎棱蛑     |      日期:2019-03-14 01:02:02
By MacGregor Campbell HANDS up if you think the “invisibility cloaks” produced recently lack a certain practicality. Then you might be pleased to hear that ideas originally applied to creating them could now have a more down-to-earth application: shielding coastlines from destructive waves. By scaling up notions from semiconductor physics and so-called metamaterials, the technology behind “invisibility cloaks”,