Photonic crystal has periodic dielectric structure with photonic bandgap properties, it is a artificial substances which can manipulate light. Is simple, cheap, high speed, large capacity and strong anti-jamming performance more photonic products will play an important role in various fields.%光子晶体具有光子带隙特性的电介质结构,是一种能够操控光的人造物质。具有简便、廉价、高速、大容量和强抗干扰性能的更多光子晶体产品将在各个领域发挥重要作用。
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