Tag: Metamaterials
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Nation & World
New device hides from infrared cameras
A new device invented at the Harvard School of Engineering and Applied Sciences (SEAS) can absorb 99.75 percent of infrared light that shines on it. When activated, it appears black to infrared cameras.
4 minutes -
Nation & World
Building invisibility cloaks starts small
Working at a scale applicable to infrared light, a Harvard team has used extremely short and powerful laser pulses to create 3-D patterns of tiny silver dots within a material. Those suspended metal dots are essential for building futuristic devices like invisibility cloaks.
4 minutes