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二维准晶结构排列树枝状单元左手材料的电磁响应行为
  • 期刊名称：科学通报 252（(2007) 2348
  • 时间：0
  • 分类：O631[理学—高分子化学;理学—化学]
  • 作者机构：[1]西北工业大学电流变技术研究所,西安710072
  • 相关基金：国家自然科学基金（批准号：50632030,50025207）和国家重点基础研究发展计划（批准号：2004CB719805）资助项目
  • 相关项目：左手材料的设计、制备和物理效应研究
关键词： 左手材料, 树枝结构单元, 准晶
中文摘要：

提出了一种以二维准周期晶格分布树枝结构负磁导率材料模型，研究了电磁波以不同角度入射于周期和准晶分布的树枝状结构负磁导率材料及其与金属丝阵列组合的左手材料的微波透射及反射行为．结果表明，以准晶分布的负磁导率材料以及左手材料的谐振峰随微波入射角度变化的影响较小，并且准晶分布树枝单元间耦合模式的改变，能增强或减弱整体的谐振特性，为实现各向同性左手材料提供了新的途径．

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