Electromagnetic resonance of a periodic array wires are studied in free space and negative permittivity are realized in a certain frequency range.
研究了周期性排列的金属杆阵列的空间电磁谐振行为，实现了负介电常数。
Electromagnetic resonance of a periodic array wires are studied in free space and negative permittivity are realized in a certain frequency range.
研究了周期性排列的金属杆阵列的空间电磁谐振行为，实现了负介电常数。
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