Plasmonic Metasurfaces for the Near-Field Directional Control of Spontaneous Light Emission

被引:0
|
作者
Wang, Xiaowei [1 ,2 ]
Li, Yuyu [1 ,2 ]
Toufanian, Reyhaneh [3 ]
Kogosi, Leonard C. [1 ,2 ]
Dennis, Allison [3 ]
Paiella, Roberto [1 ,2 ]
机构
[1] Boston Univ, Dept Elect & Comp Engn, 8 St Marys St, Boston, MA 02215 USA
[2] Boston Univ, Photon Ctr, 8 St Marys St, Boston, MA 02215 USA
[3] Boston Univ, Div Mat Sci & Engn, 8 St Marys St, Boston, MA 02215 USA
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We investigate the ability of gradient metasurfaces to promote directional light emission from an ensemble of dipole sources (colloidal quantum dots) in their near field. Well-collimated output beams along geometrically tunable directions are measured. (C) 2020 The Author(s)
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页数:2
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