Multiple stepwise synthetic pathways toward complex plasmonic 2D and 3D nanoframes for generation of electromagnetic hot zones in a single entity

I Jung, J Kim, S Lee, W Park, S Park - Accounts of Chemical …, 2023 - ACS Publications
Conspectus Rational design of nanocrystals with high controllability via wet chemistry is of
critical importance in all areas of nanoscience and nanotechnology research. Specifically …

Hot-Electron Dynamics Mediated Medical Diagnosis and Therapy

B Luo, W Wang, Y Zhao, Y Zhao - Chemical Reviews, 2023 - ACS Publications
Surface plasmon resonance excitation significantly enhances the absorption of light and
increases the generation of “hot” electrons, ie, conducting electrons that are raised from their …

Plasmonic double-walled nanoframes with face-to-face nanogaps for strong SERS activity

MN Haddadnezhad, I Jung, W Park, JW Lee, W Park… - Nano …, 2023 - ACS Publications
A synthesis method for plasmonic double-walled nanoframes was developed, where single-
walled truncated octahedral nanoframes with (111) open facets and (100) solid flat planes …

Plasmonic Multi‐Layered Built‐in Hotspots Nanogaps for Effectively Activating Analytes

L Jiang, X Wang, J Zhou, Q Fu, B Lv, Y Sun… - Advanced …, 2024 - Wiley Online Library
Multi‐layered plasmonic nanostructures are able to highly promote the near‐field
confinement and effectively activate analytes, which are of predominate significance but are …

High‐Density Arrangement of Biomimetic Plasmonic Nanoprobes Guided by DNA Nanoroller based Cleaving‐Rolling Process for SERS Sensing Analysis

X Xu, T Li, Y Liu, Y Xu, J Zhao, W Chen… - Advanced Functional …, 2024 - Wiley Online Library
DNA walker nanomachines are in fast development for biosensing, medical diagnostics, and
food safety monitoring. For practical application, the issues of slow dynamics and low …

Helical au nanostructure for SERS detection of hazardous molecular and chiral enantiomers

J Ran, H Li, S Zhou, S Man, R Yuan, X Yang - Food Chemistry, 2024 - Elsevier
In recent years, incidents of pesticide pollution and abuse of feed additives have occurred
frequently, which pose a great threat to human health. Raman spectroscopy has become an …

Three-Dimensional Au Octahedral Nanoheptamers: Single-Particle and Bulk Near-Field Focusing for Surface-Enhanced Raman Scattering

Q Zhao, J Lee, MJ Oh, W Park, S Lee, I Jung, S Park - Nano letters, 2024 - ACS Publications
Herein, we present a synthetic approach to fabricate Au nanoheptamers composed of six
individual Au nanospheres interconnected through thin metal bridges arranged in an …

Plasmonic biosensors with nanostructure for healthcare monitoring and diseases diagnosis

T An, J Wen, Z Dong, Y Zhang, J Zhang, F Qin, Y Wang… - Sensors, 2022 - mdpi.com
Nanophotonics has been widely utilized in enhanced molecularspectroscopy or mediated
chemical reaction, which has major applications in the field of enhancing sensing and …

Octahedron in a Cubic Nanoframe: Strong Near-Field Focusing and Surface-Enhanced Raman Scattering

MJ Oh, S Kwon, S Lee, I Jung, S Park - ACS nano, 2024 - ACS Publications
Here, we describe the synthesis of a plasmonic particle-in-a-frame architecture in which a
solid Au octahedron is enclosed by a Au cubic nanoframe. The octahedra are positioned …

Accurate Quantification and Imaging of Cellular Uptake Using Single-Particle Surface-Enhanced Raman Scattering

BT Scarpitti, S Fan, M Lomax-Vogt, A Lutton… - ACS …, 2023 - ACS Publications
Understanding the uptake, distribution, and stability of gold nanoparticles (NPs) in cells is of
fundamental importance in nanoparticle sensors and therapeutic development. Single …