Experimental Investigation of Focusing of Gold Planar Plasmonic Lenses

Plasmonics

Volumn 5, Issue 4, 2010, Pages 325-329

  Wang, Jun ^a   Zhou, Wei ^a  

^a NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

Author keywords

Diffraction and propagation; Metallic nanostructure; Plasmonic lens

Indexed keywords

EID: 78649709376     PISSN: 15571955     EISSN: 15571963     Source Type: Journal    
DOI: 10.1007/s11468-010-9147-6     Document Type: Article

References (22)

1. Ritchie RH (1957) Plasma losses by fast electrons in thin films. Phys Rev 106(5): 874-881.
2. Raether H (1988) Surface plasmons on smooth and rough surfaces and on gratins. Springer, Berlin.
3. Lezec HJ, Degiron A, Devaux E, Linke RA, Martin-Moreno L, Garcia-Vidal FJ, Ebbesen TW (2002) Beaming light from a subwavelength aperture. Science 297(5582): 820-822.
4. Degiron A, Lezec HJ, Yamamoto N, Ebbesen TW (2004) Optical transmission properties of a single subwavelength aperture in a real metal. Opt Commun 239(1-3): 61-66.
5. Garcia-Vidal FJ, Moreno E, Porto JA, Martin-Moreno L (2005) Transmission of light through a single rectangular hole. Phys Rev Lett 95(10): 103901.
6. Bethe HA (1944) Theory of diffraction by small holes. Phys Rev 66(7-8): 163-182.
7. Sun ZJ, Kim HK (2004) Refractive transmission of light and beam shaping with metallic nano-optic lenses. Appl Phys Lett 85(4): 642-644.
8. Gordon R, Brolo A (2005) Increased cut-off wavelength for a subwavelength hole in a real metal. Opt Express 13(6): 1933-1938.
9. Shi HF, Wang CT, Du CL, Luo XG, Dong XC, Gao HT (2005) Beam manipulating by metallic nano-slits with variant widths. Opt Express 13(18): 6815-6820.
10. Verslegers L, Catrysse PB, Yu ZF, White JS, Barnard ES, Brongersma ML, Fan SH (2009) Planar lenses based on nanoscale slit arrays in a metallic film. Nano Lett 9(1): 235-238.
11. Zhan Q (2006) Evanescent Bessel beam generation via surface plasmon resonance excitation by a radially polarized beam. Opt Lett 31(11): 1726-1728.
12. Chen W, Zhan Q (2007) Optimal plasmonic focusing with radial polarization. Proc SPIE 6450: 64500D.
13. Wang J, Zhou W, Asundi AK (2009) Effect of polarization on symmetry of focal spot of a plasmonic lens. Opt Express 17(10): 8137-8143.
14. Fu YQ, Zhou W, Lim LEN, Du CL, Luo XG, Zhao ZY, Dong XC, Shi HF, Wang CT (2006) Geometrical characterization issues of plasmonic nanostructures with depth-tuned grooves for beam shaping. Opt Eng 45(10): 108001.
15. Shi HF, Du CL, Luo XG (2007) Focal length modulation based on a metallic slit surrounded with grooves in curved depths. Appl Phys Lett 91: 093111.
16. Jia BH, Shi HF, Li JF, Fu YQ, Du CL, Gu M (2009) Near-field visualization of focal depth modulation by step corrugated plasmonic slits. Appl Phys Lett 94: 151912.
17. García-Vidal FJ, Martín-Moreno L (2002) Transmission and focusing of light in one-dimensional periodically nanostructured metals. Phys Rev B 66(15): 155412.
18. Wang J, Zhou W (2010) Nearfield beam shaping through tuning diffraction coupling angles. J Comput Theoret Nanoscience 7(6): 1021-1024.
19. Wang J, Zhou W (2010) Diffraction coupling angle-based design of Au plasmonic structure for subwavelength focusing. J Comput Theoret Nanoscience in press.
20. Kim S, Lim Y, Kim H, Park J, Lee B (2008) Optical beam focusing by a single subwavelength metal slit surrounded by chirped dielectric surface gratings. Appl Phys Lett 92(1): 013103.
21. FDTD Solutions, from Lumerical Solutions Inc, http://www. lumerical. com.
22. Johnson PB, Christy RW (1972) Optical constants of the noble metals. Phys Rev B 6(12): 4370-4379.