Anomalous Contrast in Broadband THz Near-Field Imaging of Gold Microstructures
Anomalous Contrast in Broadband THz Near-Field Imaging of Gold Microstructures
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DOI:
10.1364/oe.423528
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发表时间:
2021-05
期刊:
影响因子:
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通讯作者:
A. Pizzuto;Xinzhong Chen;Hai Hu;Qing Dai;Mengkun Liu;D. Mittleman
中科院分区:
文献类型:
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作者:
A. Pizzuto;Xinzhong Chen;Hai Hu;Qing Dai;Mengkun Liu;D. Mittleman
We perform near-field THz imaging on a series of deeply subwavelength gold structures. We observe a contrast unrelated to changes in the material’s local properties, which we attribute to electromagnetic standing waves.