design, fabrication and characterization of indefinite metamaterials of nanowires by jie yao, yuan...
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![Page 1: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/1.jpg)
Design, fabrication and characterization of indefinite metamaterials of nanowires
by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal, Angelica M. Stacy, Yuh-Lin Wang, and Xiang Zhang
Philosophical Transactions AVolume 369(1950):3434-3446
September 13, 2011
©2011 by The Royal Society
![Page 2: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/2.jpg)
(a) Hyperbolic iso-frequency contour for an anisotropic indefinite medium when εv>0 and εp<0, and circular iso-frequency contour for an isotropic medium such as air.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 3: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/3.jpg)
(a) Schematic of the vertical cross section of the porous alumina membrane formed on top of an aluminium substrate.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 4: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/4.jpg)
Cross-sectional view of an AAO template after the growth of a silver nanowire using the electrochemical plating method.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 5: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/5.jpg)
Atomic force microscope images of the template bottom surface morphology after removal of the barrier layers.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 6: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/6.jpg)
A three-dimensional simulation of light transmission through the anisotropic sample.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 7: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/7.jpg)
SEM images of two nanowire samples with different uniformity.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 8: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/8.jpg)
SEM images of FIB pre-patterned samples.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 9: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/9.jpg)
Schematic setup for negative refraction in silver nanowire metamaterials (BS, beam splitter; L, tube lens; M, mirror; O, objective; P, polarizer; xyz-PZT, piezo-scanner tunable in xyz directions;
AFM, atomic force microscope; PMT, photomultiplier tube).
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society
![Page 10: Design, fabrication and characterization of indefinite metamaterials of nanowires by Jie Yao, Yuan Wang, Kun-Tong Tsai, Zhaowei Liu, Xiaobo Yin, Guy Bartal,](https://reader030.vdocuments.site/reader030/viewer/2022032702/56649f455503460f94c66ab4/html5/thumbnails/10.jpg)
(a) Schematic picture of the light being negatively refracted at the air/metamaterial interface.
Jie Yao et al. Phil. Trans. R. Soc. A 2011;369:3434-3446
©2011 by The Royal Society