Surface-enhanced raman scattering substrates based on self-assembled pegylated gold and gold-silver core-shell nanorods

Journal of Physical Chemistry C

Volumn 117, Issue 44, 2013, Pages 23162-23171

  Khlebtsov, Boris N ^a,b   Khanadeev, Vitaly A ^a,b   Tsvetkov, Mikhail Yu ^c   Bagratashvili, Victor N ^c   Khlebtsov, Nikolai G ^a,b  

^a INSTITUTE OF BIOCHEMISTRY AND PHYSIOLOGY OF PLANTS AND MICROORGANISMS   (Russian Federation)

^b SARATOV STATE UNIVERSITY   (Russian Federation)

^c INSTITUTE ON LASER AND INFORMATION TECHNOLOGIES   (Russian Federation)

Author keywords

[No Author keywords available]

Indexed keywords

DRYING AT ROOM TEMPERATURES; ELECTROMAGNETIC MECHANISM; ENHANCEMENT FACTOR; LABORATORY PRACTICES; SURFACE ENHANCED RAMAN SCATTERING (SERS); SURFACE-ENHANCED RAMAN SCATTERING SPECTROSCOPIES; THREE DIMENSIONAL FINITE DIFFERENCE TIME DOMAINS; VARIOUS SUBSTRATES;

CHEMICAL ANALYSIS; FUNCTIONAL POLYMERS; GOLD DEPOSITS; NANORODS; POLYMER FILMS; RAMAN SCATTERING; RAMAN SPECTROSCOPY; SILICON; SILICON WAFERS; SILVER; SILVER DEPOSITS; SUBSTRATES; SURFACE SCATTERING;

GOLD;

EID: 84889852610     PISSN: 19327447     EISSN: 19327455     Source Type: Journal    
DOI: 10.1021/jp408359p     Document Type: Article

References (97)

1. Smekal, A. Zur Quantentheorie der Dispersion Naturwissenschaften 1923, 11, 873-875
2. Landsberg, G.; Mandelstam, L. Eine neue Eischeinungen bei der Lichtzerstreuung in Kristallen Naturwissenschaften 1928, 16, 557-558
3. Raman, C. V.; Krishnan, K. S. A New Type of Secondary Radiation Nature 1928, 121, 501-502
4. Fabelinskii, I. L. The Discovery of Combination Scattering of Light in Russia and India Phys.-Usp. 2003, 46, 1105-1112
5. Fleischman, M.; Hendra, P. J.; McQuillan, A. J. Raman Spectra of Pyridine Adsorbed at a Silver Electrode Chem. Phys. Lett. 1974, 26, 163-166
6. Jeanmarie, D. L.; Van Duyne, R. P. Surface Raman Spectroelectrochemistry. Part 1: Heterocyclic, Aromatic, and Aliphatic Amines Adsorbed on the Anodized Silver Electrode J. Electroanal. Chem. 1977, 84, 1-20
7. Albrecht, M. G.; Creighton, J. A. Anomalously Intense Raman Spectra of Pyridine at a Silver Electrode J. Am. Chem. Soc. 1977, 99, 5215-5217
8. Otto, A. The 'Chemical' (Electronic) Contribution to Surface-Enhanced Raman Scattering J. Raman Spectrosc. 2005, 36, 497-509
9. Haynes, C. L.; Yonzon, C. R.; Zhang, X.; Van Duyne, R. P. Surface-Enhanced Raman Sensors: Early History and the Development of Sensors for Quantitative Biowarfare Agent and Glucose Detection J. Raman Spectrosc. 2005, 36, 471-484
10. Cialla, D.; März, A.; Böhme, R.; Theil, F.; Weber, K.; Schmitt, M.; Popp, J. Surface-Enhanced Raman Spectroscopy (SERS): Progress and Trends Anal. Bioanal. Chem. 2012, 403, 27-54
11. Ko, H.; Singamaneni, S.; Tsukruk, V. V. Nanostructured Surfaces and Assemblies as SERS Media Small 2008, 4, 1576-1599
12. Porter, M. D.; Lipert, R. J.; Siperko, L. M.; Wang, G.; Narayanan, R. SERS as a Bioassay Platform: Fundamentals, Design, and Applications Chem. Soc. Rev. 2008, 37, 1001-1011
13. Qian, X.-M.; Nie, S. M. Single-Molecule and Single-Nanoparticle SERS: From Fundamental Mechanisms to Biomedical Applications Chem. Soc. Rev. 2008, 37, 912-920
14. Lin, X.-M.; Cui, Y.; Xu, Y.-H.; Ren, B.; Tian, Z.-Q. Surface-Enhanced Raman Spectroscopy: Substrate-Related Issues Anal. Bioanal. Chem. 2009, 394, 1729-1745
15. Tong, L.; Zhu, T.; Li, Z. Approaching the Electromagnetic Mechanism of Surface-Enhanced Raman Scattering: From Self-Assembled Arrays to Individual Gold Nanoparticles Chem. Soc. Rev. 2011, 40, 1296-1304
16. Fan, M. K.; Andrade, G. F. S.; Brolo, A. G. A Review on the Fabrication of Substrates for Surface Enhanced Raman Spectroscopy and their Applications in Analytical Chemistry Anal. Chim. Acta 2011, 693, 7-25
17. álvarez-Puebla, R. A.; Liz-Marzán, L. M. Traps and Cages for Universal SERS Detection Chem. Soc. Rev. 2012, 41, 43-51
18. Wang, Y.; Yan, B.; Chen, L. SERS Tags: Novel Optical Nanoprobes for Bioanalysis Chem. Rev. 2013, 113, 1391-1428
19. Negri, P.; Dluhy, R. A. Ag Nanorod Based Surface-Enhanced Raman Spectroscopy Applied to Bioanalytical Sensing J. Biophotonics 2013, 6, 20-35
20. Schatz, G. C.; Young, M. A.; Van Duyne, R. P. Electromagnetic Mechanism of SERS. In Surface-Enhanced Raman Scattering-Physics and Applications, Topics Appl. Phys.; Kneipp, K.; Moskovits, M.; Kneipp, H., Eds.; Springer: Berlin, 2006; Vol. 103, pp 19-46.
21. Aroca, R. Surface Enhanced Vibrational Spectroscopy. Wiley: Hoboken, NJ, 2006.
22. Le Ru, E. C.; Etchegoin, P. G. Principles of Surface Enhanced Raman Spectroscopy. Elsevier: Amsterdam; Boston, 2009.
23. Schlücker, S. Surface Enhanced Raman Spectroscopy. Analytical, Biophysical and Life Science Applications. Wiley: Chichester, West Sussex, U.K.; Hoboken, NJ, 2011.
24. Xu, H.; Käll, M. Polarization-Dependent Surface-Enhanced Raman Spectroscopy of Isolated Silver Nanoaggregates ChemPhysChem 2003, 4, 1001-1005
25. Khlebtsov, B.; Zharov, V.; Melnikov, A.; Tuchin, V.; Khlebtsov, N. Optical Amplification of Photothermal Therapy with Gold Nanoparticles and Nanoclusters Nanotechnology 2006, 17, 5167-5179
26. Pelton, M.; Aizpurua, J.; Bryant, G. Metal-Nanoparticle Plasmonics Laser Photonics Rev. 2008, 2, 136-159
27. Blaber, M. G.; Schatz, G. C. Extending SERS into the Infrared with Gold Nanosphere Dimers Chem. Commun. 2011, 47, 3769-3771
28. Le Ru, E. C.; Blackie, E.; Meyer, M.; Etchegoin, P. G. Surface Enhanced Raman Scattering Enhancement Factors: A Comprehensive Study J. Phys. Chem. C 2007, 111, 13794-13803
29. Wustholz, K. L.; Henry, A. I.; McMahon, J. M.; Freeman, R. G.; Valley, N.; Piotti, M. E.; Natan, M. J.; Schatz, G. C.; Van Duyne, R. P. Structure-Activity Relationships in Gold Nanoparticle Dimers and Trimers for Surface-Enhanced Raman Spectroscopy J. Am. Chem. Soc. 2010, 132, 10903-10910
30. ex = 1064 nm) Studies J. Phys. Chem. C 2013, 117, 2554-2558
31. Greeneltch, N. G.; Blaber, M. G.; Henry, A.-I.; Schatz, G. C.; Van Duyne, R. P. Immobilized Nanorod Assemblies: Fabrication and Understanding of Large Area Surface-Enhanced Raman Spectroscopy Substrates Anal. Chem. 2013, 85, 2297-2303
32. Le Ru, E. C.; Grand, J.; Sow, I.; Somerville, W. R. C.; Etchegoin, P. G.; Treguer-Delapierre, M.; Gaëlle, C.; Félidj, N.; Lévi, G.; Aubard, J. A Scheme for Detecting Every Single Target Molecule with Surface-Enhanced Raman Spectroscopy Nano Lett. 2011, 11, 5013-5019
33. Fang, Y.; Seong, N. H.; Dlott, D. D. Measurement of the Distribution of Site Enhancements in Surface-Enhanced Raman Scattering Science 2008, 321, 388-392
34. Kosuda, K. M.; Bingham, J. M.; Wustholz, K. L.; Van Duyne, R. P. Nanostructures and Surface-Enhanced Raman Spectroscopy. In Comprehensive Nanoscience and Technology; Andrews, D. L.; Scholes, G. D.; Wiederrecht, G. P., Eds.; Academic Press: Amsterdam, 2011; Vol. 3, pp. 263-301
35. Xue, M.; Zhang, Z.; Zhu, N.; Wang, F.; Zhao, X. S.; Cao, T. Transfer Printing of Metal Nanoparticles with Controllable Dimensions, Placement, and Reproducible Surface-Enhanced Raman Scattering Effects Langmuir 2009, 25, 4347-4351
36. Li, W.-D.; Hu, J.; Chou, S. C. Extraordinary Light Transmission through Opaque Thin Metal Film with Subwavelength Holes Blocked by Metal Disks Opt. Express 2011, 19, 21098-21108
37. Baia, M.; Baia, L.; Astilean, S. Gold Nanostructured Films Deposited on Polystyrene Colloidal Crystal Templates for Surface-Enhanced Raman Spectroscopy Chem. Phys. Lett. 2005, 404, 3-8
38. Lu, L.; Randjelovic, I.; Capek, R.; Gaponik, N.; Yang, J.; Zhang, H.; Eychmüller, A. Controlled Fabrication of Gold-Coated 3D Ordered Colloidal Crystal Films and Their Application in Surface-Enhanced Raman Spectroscopy Chem. Mater. 2005, 17, 5731-5736
39. Mahajan, S.; Abdelsalam, M.; Suguwara, Y.; Cintra, S.; Russell, A.; Baumberg, J.; Bartlett, P. Tuning Plasmons on Nano-Structured Substrates for NIR-SERS Phys. Chem. Chem. Phys. 2007, 9, 104-109
40. Liu, X.; Sun, C.-H.; Linn, N. C.; Jiang, B.; Jiang, P. Wafer-Scale Surface-Enhanced Raman Scattering Substrates with Highly Reproducible Enhancement J. Phys. Chem. C 2009, 113, 14804-14811
41. Liu, X.; Sun, C.-H.; Linn, N. C.; Jiang, B.; Jiang, P. Templated Fabrication of Metal Half-Shells for Surface-Enhanced Raman Scattering Phys. Chem. Chem. Phys. 2010, 12, 1379-1387
42. Rao, Y.; Tao, Q.; An, M.; Rong, C.; Dong, J.; Dai, Y.; Qian, W. Novel and Simple Route to Fabricate 2D Ordered Gold Nanobowl Arrays Based on 3D Colloidal Crystals Langmuir 2011, 27, 13308-13313
43. Liu, G.; Li, Y.; Duan, G.; Wang, J.; Liang, C.; Cai, W. Tunable Surface Plasmon Resonance and Strong SERS Performances of Au Opening-Nanoshell Ordered Arrays ACS Appl. Mater. Interfaces 2012, 4, 1-5
44. Nikoobakht, B.; El-Sayed, M. A. Surface-Enhanced Raman Scattering Studies on Aggregated Gold Nanorods J. Phys. Chem. A 2003, 107, 3372-3378
45. Kuncicky, D. M.; Prevo, B.; Velev, O. D. Controlled Assembly of SERS Substrates Templated by Colloidal Crystal Films J. Mater. Chem. 2006, 16, 1207-1211
46. Khlebtsov, B. N.; Khanadeev, V. A.; Panfilova, E. V.; Minaeva, S. A.; Tsvetkov, M. Y.; Bagratashvili, V. N.; Khlebtsov, N. G. Surface-Enhanced Raman Scattering Platforms on the Basis of Assembled Gold Nanorods Nanotechnologies in Russia 2012, 7, 359-369
47. Gabudean, A. M.; Focsan, M.; Astilean, S. Gold Nanorods Performing as Dual-Modal Nanoprobes via Metal-Enhanced Fluorescence (MEF) and Surface-Enhanced Raman Scattering (SERS) J. Phys. Chem. C 2012, 116, 12240-12249
48. Wang, C.; Chen, Y.; Ma, Z.; Wang, T.; Su, Z. Generalized Fabrication of Surfactant-Stabilized Anisotropic Metal Nanoparticles to Amino-Functionalized Surfaces: Application to Surface-Enhanced Raman Spectroscopy J. Nanosci. Nanotechnol. 2008, 8, 5887-5895
49. Tsvetkov, M. Yu.; Khlebtsov, B. N.; Khanadeev, V. A.; Bagratashvili, V. N.; Timashev, P. S.; Samoylovich, M. I.; Khlebtsov, N. G. SERS Substrates Formed by Gold Nanorods Deposited on Colloidal Silica Films Nanoscale Res. Lett. 2013, 8 (250) 1-9
50. Tuyen, L. D.; Liu, A. C.; Huang, C.-C.; Tsai, P.-C.; Lin, J. H.; Wu, C.-W.; Chau, L.-K.; Yang, T. S.; Minh, L. Q.; Kan, H.-C.; Hsu, C. C. Doubly Resonant Surface-Enhanced Raman Scattering on Gold Nanorod Decorated Inverse Opal Photonic Crystals Opt. Express 2012, 28, 29266-29275
51. Lee, C. H.; Tian, L.; Singamaneni, S. Paper-Based SERS Swab for Rapid Trace Detection on Real-World Surfaces Appl. Mater. Interfaces 2010, 12, 3429-3435
52. Philip, D.; Gopchandran, K. G.; Unni, C.; Nissamudeen, K. M. Synthesis, Characterization and SERS Activity of Au-Ag Nanorods Spectrochim. Acta, Part A 2008, 70, 780-784
53. Farcau, C.; Potara, M.; Leordean, C.; Boca, S.; Astilean, S. Reliable Plasmonic Substrates for Bioanalytical SERS Applications Easily Prepared by Convective Assembly of Gold Nanocolloids Analyst 2013, 138, 546-552
54. Dykman, L.; Khlebtsov, N. Gold Nanoparticles in Biomedical Applications: Recent Advances and Perspectives Chem. Soc. Rev. 2012, 41, 2256-2282
55. Zhao, P.; Li, N.; Astruc, D. State of the Art in Gold Nanoparticle Synthesis Coord. Chem. Rev. 2013, 257, 638-665
56. Tan, K. S.; Cheong, K. Y. Advances of Ag, Cu, and Ag-Cu Alloy Nanoparticles Synthesized via Chemical Reduction Route J. Nanopart. Res. 2013, 15, 1-29
57. Hu, X.; Cheng, W.; Wang, T.; Wang, Y.; Wang, E.; Dong, S. Fabrication, Characterization, and Application in SERS of Self-Assembled Polyelectrolyte-Gold Nanorod Multilayered Films J. Phys. Chem. B 2005, 109, 19385-19389
58. Yun, S.; Oh, M. K.; Kim, S. K.; Park, S. Linker-Molecule-Free Gold Nanorod Films: Effect of Nanorod Size on Surface Enhanced Raman Scattering J. Phys. Chem. C 2009, 113, 13551-13557
59. Doherty, M. D.; Murphy, A.; McPhillips, J.; Pollard, R. J.; Dawson, P. Wavelength Dependence of Raman Enhancement from Gold Nanorod Arrays: Quantitative Experiment and Modeling of a Hot Spot Dominated System J. Phys. Chem. C 2010, 114, 19913-19919
60. Sreeprasad, T. S.; Pradeep, T. Reversible Assembly and Disassembly of Gold Nanorods Induced by EDTA and its Application in SERS Tuning Langmuir 2011, 27, 3381-3390
61. álvarez-Puebla, R. A.; Agarwal, A.; Manna, P.; Khanal, B. P.; Aldeanueva-Potel, P.; Carbó-Argibay, E.; Pazos-Pérez, N.; Vigderman, L.; Zubarev, E. R.; Kotov, N. A.; Liz-Marzán, L. M. Gold Nanorods 3D-Supercrystals as Surface Enhanced Raman Scattering Spectroscopy Substrates for the Rapid Detection of Scrambled Prions Proc. Natl. Acad. Sci. U.S.A. 2011, 108, 8157-8161
62. Tao, C.; Chaoling, D.; Li, T. H.; Shen, Z.; Chen, H. Site-Selective Localization of Analytes on Gold Nanorod Surface for Investigating Field Enhancement Distribution in Surface-Enhanced Raman Scattering Nanoscale 2011, 3, 1575-1581
63. Smitha, S. L.; Gopchandran, K. G.; Ravindran, T. R.; Prasad, V. S. Gold Nanorods with Finely Tunable Longitudinal Surface Plasmon Resonance as SERS Substrates Nanotechnology 2011, 22, 265705 (1-7)
64. Zhong, L.; Zhou, X.; Bao, S.; Shi, Y.; Wang, Y.; Hong, S.; Huang, Y.; Wang, X.; Xie, Z.; Zhang, Q. Rational Design and SERS Properties of Side-by-Side, End-to-End and End-to-Side Assemblies of Au Nanorods J. Mater. Chem. 2011, 21, 14448-14455
65. álvarez-Puebla, R. A.; Zubarev, E. R.; Kotov, N. A.; Liz-Marzán, L. M. Self-Assembled Nanorod Supercrystals for Ultrasensitive SERS Diagnostics Nano Today 2012, 7, 6-9
66. Esenturk, E. N.; Hight Walker, A. R. Surface-Enhanced Raman Scattering Spectroscopy via Gold Nanostars J. Raman Spectrosc. 2009, 40, 86-91
67. Rodríguez-Lorenzo, L.; álvarez-Puebla, R. A.; Pastoriza-Santos, I.; Mazzucco, S.; Stéphan, O.; Kociak, M.; Liz-Marzán, L. M.; García de Abajo, F. J. Zeptomol Detection through Controlled Ultrasensitive Surface-Enhanced Raman Scattering J. Am. Chem. Soc. 2009, 131, 4616-4618
68. Guerrero-Martínez, A.; Barbosa, S.; Pastoriza-Santos, I.; Liz-Marzán, L. M. Nanostars Shine Bright for You. Colloidal Synthesis, Properties and Applications of Branched Metallic Nanoparticles Curr. Opin. Colloid Interface Sci. 2011, 16, 118-127
69. Rodríguez-Lorenzo, L.; de la Rica, R.; álvarez-Puebla, R. A.; Liz-Marzán, L. M.; Stevens, M. M. Plasmonic Nanosensors with Inverse Sensitivity by Means of Enzyme-Guided Crystal Growth Nature Materials 2012, 11, 604-607
70. Sajanlal, P. R.; Pradeep, T. Mesoflowers: A New Class of Highly Efficient Surface-Enhanced Raman Active and Infrared-Absorbing Materials Nano Res. 2009, 2, 306-320
71. Chaney, S. B.; Shanmukh, S.; Dluhy, R. A.; Zhao, Y.-P. Aligned Silver Nanorod Arrays Produce High Sensitivity Surface-Enhanced Raman Spectroscopy Substrates Appl. Phys. Lett. 2005, 87, 031908 (1-3)
72. Yang, Y.; Xiong, L.; Shi, J.; Nogami, M. Aligned Silver Nanorod Arrays for Surface-Enhanced Raman Scattering Nanotechnology 2006, 17, 2670-2674
73. Gu, J. K.; Kim, L.; Suh, J. S. Optimum Length of Silver Nanorods for Fabrication of Hot Spots J. Phys. Chem. C 2007, 111, 7906-7909
74. Chu, H.; Huang, Y.; Zhao, Y. Silver Nanorod Arrays as a Surface-Enhanced Raman Scattering Substrate for Foodborne Pathogenic Bacteria Detection Appl. Spectrosc. 2008, 62, 922-931
75. Suzuki, M.; Maekita, W.; Wada, Y.; Nagai, K.; Nakajima, K.; Kimura, K.; Fukuoka, T.; Mori, Y. Ag Nanorod Arrays Tailored for Surface-Enhanced Raman Imaging in the Near-Infrared Region Nanotechnology 2008, 19, 265304
76. Pietrobon, B.; McEachran, M.; Kitaev, V. Synthesis of Size-Controlled Faceted Pentagonal Silver Nanorods with Tunable Plasmonic Properties and Self-Assembly of These Nanorods ACS Nano 2009, 3, 21-26
77. Singh, J. P.; Lanier, T. E.; Zhu, H.; Dennis, W. M.; Tripp, R. A.; Zhao, Y. Highly Sensitive and Transparent Surface Enhanced Raman Scattering Substrates Made by Active Coldly Condensed Ag Nanorod Arrays J. Phys. Chem. C 2012, 116, 20550-20557
78. Nuntawong, N.; Eiamchai, P.; Wong-ek, B.; Horprathum, M.; Limwichean, K.; Patthanasettakul, V.; Chindaudom, P. Shelf Time Effect on SERS Effectiveness of Silver Nanorod Prepared by OAD Technique Vacuum 2013, 88, 23-27
79. Huang, Z.; Meng, G.; Huang, Q.; Chen, B.; Zhu, C.; Zhang, Z. Large-Area Ag Nanorod Array Substrates for SERS: AAO Template-Assisted Fabrication, Functionalization, and Application in Detection PCBs J. Raman Spectrosc. 2013, 44, 240-246
80. Zhang, X.-Y.; Hu, A.; Zhang, T.; Lei, W.; Xue, X.-J.; Zhou, Y.; Duley, W. W. Self-Assembly of Large-Scale and Ultrathin Silver Nanoplate Films with Tunable Plasmon Resonance Properties ACS Nano 2011, 5, 9082-9092
81. Khlebtsov, B. N.; Panfilova, E. V.; Terentyuk, G. S.; Maksimova, I. L.; Ivanov, A. V.; Khlebtsov, N. G. Plasmonic Nanopowders for Photothermal Therapy of Tumors Langmuir 2012, 28, 8994-9002
82. Khlebtsov, B. N.; Khanadeev, V. A.; Panfilova, E. V.; Pylaev, T. E.; Bibikova, O. A.; Staroverov, S. A.; Bogatyrev, V. A.; Dykman, L. A.; Khlebtsov, N. G. New Types of Nanomaterials: Powders of Gold Nanospheres, Nanorods, Nanostars, and Gold-Silver Nanocages Nanotechnologies in Russia 2013, 8, 209-219
83. Tsvetkov, M. Yu.; Khlebtsov, B. N.; Panfilova, E. V.; Bagratashvili, V. N.; Khlebtsov, N. G. Gold Nanorods as Advanced Technological Platforms for SERS Analytics Russian Chemical Journal 2012, 56 (1-2) 83-90 (in Russian)
84. Contreras-Caceres, R.; Dawson, C.; Formanek, P.; Fischer, D.; Simon, F.; Janke, A.; Uhlmann, P.; Stamm, M. Polymers as Templates for Au and Au@Ag Bimetallic Nanorods: UV-Vis and Surface Enhanced Raman Spectroscopy Chem. Mater. 2013, 25, 158-169
85. Zong, S.; Wang, Z.; Yang, J.; Wang, C.; Xu, S.; Cui, Y. A SERS and Fluorescence Dual Mode Cancer Cell Targeting Probe Based on Silica Coated Au@Ag Core-Shell Nanorods Talanta 2012, 97, 368-375
86. Zong, S.; Wang, Z.; Chen, H.; Yang, J.; Cui, Y. Surface Enhanced Raman Scattering Traceable and Glutathione Responsive Nanocarrier for the Intracellular Drug Delivery Anal. Chem. 2013, 85, 2223-2230
87. Khlebtsov, B.; Khanadeev, V.; Pylaev, T.; Khlebtsov, N. A New T-Matrix Solvable Model for Nanorods: TEM-Based Ensemble Simulations Supported by Experiments J. Phys. Chem. C 2011, 115, 6317-6323
88. Xiang, Y.; Wu, X.; Liu, D.; Li, Z.; Chu, W.; Feng, L.; Zhang, K.; Zhou, W.; Xie, S. Gold Nanorod-Seeded Growth of Silver Nanostructures: From Homogeneous Coating to Anisotropic Coating Langmuir 2008, 24, 3465-3470
89. Becker, J.; Zins, I.; Jaka, A.; Khalavka, Yu.; Schubert, O.; Sönnichsen, C. Plasmonic Focusing Reduces Ensemble Linewidth of Silver-Coated Gold Nanorods Nano Lett. 2008, 8, 1719-1723
90. Johnson, P. B.; Christy, R. W. Optical Constants of Noble Metals Phys. Rev. B 1972, 6, 4370-4379
91. Liu, M. Z.; Guyot-Sionnest, P. Synthesis and Optical Characterization of Au/Ag Core/Shell Nanorods J. Phys. Chem. B 2004, 108, 5882-5888
92. Khlebtsov, B. N.; Khanadeev, V. A.; Khlebtsov, N. G. Observation of Extra-High Depolarized Light Scattering Spectra from Gold Nanorods J. Phys. Chem. C 2008, 112, 12760-12768
93. Eustis, S.; El-Sayed, M. A. Determination of the Aspect Ratio Statistical Distribution of Gold Nanorods in Solution from a Theoretical Fit of the Observed in Homogeneously Broadened Longitudinal Plasmon Resonance Absorption Spectrum J. Appl. Phys. 2006, 100, 044324 (1-7)
94. Khlebtsov, B.; Khanadeev, V.; Khlebtsov, N. Tunable Depolarized Light Scattering from Gold and Gold/Silver Nanorods Phys. Chem. Chem. Phys. 2010, 12, 3210-3218
95. Lohse, S. E.; Murphy, C. J. The Quest for Shape Control: A History of Gold Nanorod Synthesis Chem. Mater. 2013, 25, 1250-1261
96. Wang, Y.; Guo, Sh.; Chen, H.; Wang, E. Facile Fabrication of Large Area of Aggregated Gold Nanorods Film for Efficient Surface-Enhanced Raman Scattering J. Colloid Interface Sci. 2008, 318, 82-87
97. Lee, A.; Ahmed, A.; dos Santos, D. P.; Coombs, N.; Park, J. I.; Gordon, R.; Brolo, A. G.; Kumacheva, E. Side-by-Side Assembly of Gold Nanorods Reduces Ensemble-Averaged SERS Intensity J. Phys. Chem. C 2012, 116, 5538-5545