Origin of the fluorescence in silica-based nanoparticles synthesized from aminosilane coupling agents

• Published in: Journal of luminescence Vol. 232; p. 117849
• Main Authors: Saita, Satoshi, Kawasaki, Hideya
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.04.2021
• Subjects: Defect pair; Fluorescence; Quantum yield; Silica nanoparticle; Spectroscopy; Silica nanoparticle; Spectroscopy; APTES −3; APTMS -3; TEOS; Fluorescence; Quantum yield; EEM; Defect pair

Fluorescent silicon/silica-based nanoparticles (NPs) that are synthesized from aminosilane coupling agents in the presence of reducing agents (e.g., citric acid) have been extensively investigated for applications as bioimaging agents, sensing materials, and visible-light-emitting materials due to t...