Quantitative investigation on the critical thickness of the dielectric shell for metallic nanoparticles determined by the plasmon decay length

• Main Authors: Li, Anran, Lim, Xinyi, Guo, Lin, Li, Shuzhou
• Other Authors: School of Materials Science & Engineering
• Format: Article
• Language: English
• Published: 2020
• Subjects: Engineering::Materials; Shell-coated NP; Critical Thickness
• Online Access: https://hdl.handle.net/10356/139779
• Institution: Nanyang Technological University

Inert dielectric shells coating the surface of metallic nanoparticles (NPs) are important for enhancing the NPs' stability, biocompatibility, and realizing targeting detection, but they impair NPs' sensing ability due to the electric fields damping. The dielectric shell not only determines...