[CWP16G] Theory and Fundamentals

[CWP16G-01] Resonant Coupling between Image Dipoles of Gold Nanoparticles and Fano Resonance of Capped Gold Nanoslits for Enhanced Oligonucleotide Detection

*Sheng Hann Wang¹, Chia-Wen Kuo^1,2, Shu Cheng Lo^1,3, Wei-Han Yong⁴, Ya-Lun Ho², Jean-Jacques Delaunay², Wan-Shao Tsai⁴, Pei-Kuen Wei¹ (1. Academia Sinica (Taiwan), 2. The University of Tokyo (Japan), 3. National Taiwan University (Taiwan), 4. National Chung Hsing University (Taiwan))

[Presentation Style] Onsite

The progressing Bloch wave surface plasmon polaritons depressed by the image dipole of AuNPs on the capped gold nanoslit results in dramatic Fano peak drops and significantly enhance the oligonucleotide detection to 100 fM level.