The San Diego group showed that microwaves passing through a small prism of the metamaterial were refracted in the opposite direction of waves passing through a similarly shaped prism of Teflon (Teflon is to microwaves as glass is to visible light).
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- 他們讓微波通過(guò)一小塊以此種類(lèi)材料制成的稜鏡，微波折射的方向與通過(guò)類(lèi)似形狀的鐵氟龍塊時(shí)相反（微波通過(guò)鐵氟龍的折射率，相當于可見(jiàn)光通過(guò)玻璃的折射率）。
