Scaling of Surface Plasmon Resonances in Triangular Silver Nanoplate Sols for Enhanced Refractive index Sensing
Denise E. Charles,[1][2] Matthew Gara,[3] Damian Aherne,‡ Deirdre M. Ledwith,‡ John M. Kelly,‡ Werner J. Blau,† Margaret E. Brennan-Fournet.[4]
†School of Physics, ‡School of Chemistry, Trinity College Dublin, Dublin 2, Ireland, §School of Physical Sciences, Dublin City University, Glasnevin, Dublin 9, Ireland
Supplementary Information
Figure S1: Increase in full width of half maximum (fwhm) with increasing LSPR λmax
TABLE 1: Summary of TSNP dimensions used for DDA analysis of the linewidth’s dependence on the thickness of the nanoplate.
edge length (nm) / thickness (nm) / aspect ratio / λmax (nm) / Emax (eV) / Γ (eV)15 / 6 / 2.5 / 562 / 2.24 / 0.28
12 / 1.25 / 513 / 2.42 / 0.81
24 / 0.63 / 631 / 1.97 / 0.16
26 / 6.6 / 4 / 610 / 2.04 / 0.24
13 / 2 / 548 / 2.26 / 0.5
26 / 1 / 530 / 2.34 / 0.56
35 / 8 / 4.4 / 643 / 1.93 / 0.28
16 / 2.2 / 561 / 2.21 / 0.34
32 / 1.1 / 554 / 2.24 / 0.36
49 / 7 / 7 / 740 / 1.68 / 0.18
14 / 3.5 / 615 / 2.02 / 0.29
28 / 1.75 / 558 / 2.23 / 0.38
55 / 11 / 5 / 673 / 1.84 / 0.21
22 / 2.5 / 597 / 2.08 / 0.29
44 / 1.25 / 554 / 2.24 / 0.50
82 / 11 / 7.5 / 773 / 1.61 / 0.17
22 / 3.7 / 735 / 1.69 / 0.2
44 / 1.85 / 671 / 1.85 / 0.29
110 / 11.5 / 9.6 / 844 / 1.42 / 0.17
23 / 4.8 / 717 / 1.73 / 0.29
46 / 2.4 / 636 / 1.95 / 0.30
134 / 13.5 / 10 / 879 / 1.42 / 0.14
27 / 5 / 748 / 1.67 / 0.31
54 / 2.5 / 671 / 2.85 / 0.31
[1]
[2]
[3]
[4]