The effect of nonhomogeneous silver coating on the plasmonic absorption of Au-Ag core-shell nanorod

Gold Bulletin

Volumn 47, Issue 1-2, 2014, Pages 47-55

  Zhu, Jian ^a   Zhang, Fan ^a   Li, Jian Jun ^a   Zhao, Jun Wu ^a  

^a XI'AN JIAOTONG UNIVERSITY   (China)

Author keywords

Au Ag bimetallic nanoparticles; Core shell structure; Nanorod; Nonhomogeneous silver coating; Plasmonic absorption

Indexed keywords

ASPECT RATIO; COATINGS; GOLD; NANORODS; PLASMONS; SHELLS (STRUCTURES);

ABSORPTION PEAKS; ABSORPTION PROPERTY; BIMETALLIC NANOPARTICLES; CORE SHELL STRUCTURE; NON-HOMOGENEOUS; SILVER COATINGS; SMALL ASPECT RATIO; WAVELENGTH SHIFT;

SILVER;

EID: 84899881378     PISSN: 00171557     EISSN: 21907579     Source Type: Journal    
DOI: 10.1007/s13404-013-0111-z     Document Type: Article

References (30)

1. Moskovits M, Srnová-Śloufová I, Vlčkova B (2002) Bimetallic Ag-Au nanoparticles: extracting meaningful optical constants from the surface-plasmon extinction spectrum. J Chem Phys 116:10435-10446
2. Xu HX (2005) Multilayered metal core-shell nanostructures for inducing a large and tunable local optical field. Phys Rev B 72:0734051-0734055
3. Jiang R, Chen H, Shao L, Li Q, Wang J (2012) Unraveling the evolution and nature of the plasmons in (Au core)-(Ag shell) nanorods. Adv Mater 24:OP200-OP207
4. Zhang Q, Moran CH, Xia XH, Rycenga M, Li NX, Xia YN (2012) Synthesis of Ag nanobars in the presence of single-crystal seeds and a bromide compound, and their surface-enhanced Raman scattering (SERS) properties. Langmuir 28:9047-9054
5. Li Y, Jing C, Zhang L, Long YT (2012) Resonance scattering particles as biological nanosensors in vitro and in vivo. Chem Soc Rev 41:632-642
6. Wu LP, Li YF, Huang CZ, Zhang Q (2006) Visual detection of Sudan dyes based on the plasmon resonance light scattering signals of silver nanoparticles. Anal Chem 78:5570-5577
7. Tao AR, Habas S, Yang PD (2008) Shape control of colloidal metal nanocrystals. Small 4:310-325
8. Chen HJ, Shao L, Woo KC, Ming T, Lin HQ, Wang JF (2009) Shape-dependent refractive index sensitivities of gold nanocrystals with the same plasmon resonance wavelength. J Phys Chem C 113:17691-17697
9. Cardinal MF, Rodríguez-González B, Alvarez-Puebla RA, Pérez-Juste J, Liz-Marzán LM (2010) Modulation of localized surface plasmons and SERS response in gold dumbbells through silver coating. J Phys Chem C 114:10417-10423
10. Tsuji M, Miyamae N, Lim S, Kimura K, Zhang X, Hikino S, Nishio M (2006) Crystal structures and growth mechanisms of Au@Ag core-shell nanoparticles prepared by the microwave-polyol method. Cryst Growth Des 6:1801-1807
11. Xue C, Millstone JE, Li S, Mirkin CA (2007) Plasmon-driven synthesis of triangular core-shell nanoprisms from gold seeds. Angew Chem Int Ed 46:8436-8439
12. Duan J, Park K, MacCuspie RI, Vaia RA, Pachter R (2009) Optical properties of rodlike metallic nanostructures: insight from theory and experiment. J Phys Chem C 113:15524-15532
13. Tsuji M, Matsuo R, Jiang P, Miyamae N, Ueyama D, Nishio M, Hikino S, Kumagae H, Kamarudin KSN, Tang XL (2008) Shape-dependent evolution of Au@Ag core-shell nanocrystals by PVP-assisted N,N-dimethylformamide reduction. Cryst Growth Des 8:2528-2536
14. Gong JX, Zhou F, Li ZY, Tang ZY (2012) Synthesis of Au@Ag core-shell nanocubes containing varying shaped cores and their localized surface plasmon resonances. Langmuir 28:8959-8964
15. Hong SC, Choi YJ, Park SH (2011) Shape control of Ag shell growth on Au nanodisks. Chem Mater 23:5375-5378
16. Ma YY, Li WY, Cho EC, Li ZY, Yu TY, Zeng J, Xie ZX, Xia YN (2010) Au@Ag core-shell nanocubes with finely tuned and well-controlled sizes, shell thicknesses, and optical properties. ACS Nano 4:6725-6734
17. Deng JJ, Du J, Wang Ye TYF, Di JW (2011) Synthesis of ultrathin silver shell on gold core for reducing substrate effect of LSPR sensor. Electrochem Commun 13:1517-1520
18. Lee YH, Chen H, Xu QH, Wang J (2011) Refractive index sensitivities of noble metal nanocrystals: the effects of multipolar plasmon resonances and the metal type. J Phys Chem C 115:7997-8004
19. Zhu J (2009) Surface plasmon resonance from bimetallic interface in Au-Ag core-shell structure nanowires. Nanoscale Res Lett 4:977-981
20. Yu K, You GJ, Polavarapu L, Xu QX (2011) Bimetallic Au/Ag core-shell nanorods studied by ultrafast transient absorption spectroscopy under selective excitation. J Phys Chem C 115:14000-14005
21. Liu MZ, Guyot-Sionnest P (2004) Synthesis and optical characterization of Au/Ag core/shell nanorods. Phys Chem B 108:5882-5888
22. Perenboom JAAJ, Wyder P, Meier F (1981) Electronic properties of small metallic particles. Phys Rep 78:173-292
23. Liu MZ, Guyot-Sionnest P (2006) Preparation and optical properties of silver chalcogenide coated gold nanorods. J Mater Chem 16:3942-3945
24. Yi DK (2011) A study of optothermal and cytotoxic properties of silica coated Au nanorods. Mater Lett 65:2319-2321
25. Huang H, Liu X, Zeng Y, Yu X, Liao B, Yi P, Chu PK (2009) Optical and biological sensing capabilities of Au2S/AuAgS coated gold nanorods. Biomaterials 30:5622-5630
26. Marinakos SM, Chen S, Chilkoti A (2007) Plasmonic detection of a model analyte in serum by a gold nanorod sensor. Anal Chem 79:5278-5283
27. Chakravadhanula VSK, Elbahri M, Schürmann U, Takele H, Greve H, Zaporojtchenko V, Faupel F (2008) Equal intensity double plasmon resonance of bimetallic quasi-nanocomposites based on sandwich geometry. Nanotechnology 19:225302-225306
28. Sau TK, Murphy CJ (2004) Seeded high yield synthesis of short Au nanorods in aqueous solution. Langmuir 20:6414-6120
29. Fu Q, Zhang DG, Yi MF, Wang XX, Chen YK, Wang P, Ming H (2012) Effect of shell thickness on a Au-Ag core-shell nanorods-based plasmonic nano-sensor. J Opt 14:085001-085005
30. Zhu J, Zhang F, Li JJ, Zhao JW (2013) Optimization of the refractive index plasmonic sensing of gold nanorods by non-uniform silver coating. Sensor Actuat B-Chem 183:556-564