Stimulus Response of Au-NPs@GMP-Tb Core–Shell Nanoparticles: Toward Colorimetric and Fluorescent Dual-Mode Sensing of Alkaline Phosphatase Activity in Algal Blooms of a Freshwater Lake

2015 ◽  
Vol 50 (2) ◽  
pp. 847-855 ◽  
Author(s):  
Xiaolei Zhang ◽  
Jingjing Deng ◽  
Yumeng Xue ◽  
Guoyue Shi ◽  
Tianshu Zhou
Keyword(s):  
Alkaline Phosphatase ◽  
Phosphatase Activity ◽  
Alkaline Phosphatase Activity ◽  
Algal Blooms ◽  
Core Shell ◽  
Dual Mode ◽  
Shell Nanoparticles ◽  
Au Nps ◽  
Stimulus Response ◽  
Core Shell Nanoparticles

Colorimetric and SERS dual-mode sensing of mercury (II) based on controllable etching of Au@Ag core/shell nanoparticles

2021 ◽  
Vol 330 ◽  
pp. 129364
Author(s):  
Jinhua Wang ◽  
Jiamin Wu ◽  
Yuping Zhang ◽  
Xia Zhou ◽  
Ziwei Hu ◽  
...  
Keyword(s):  
Core Shell ◽  
Dual Mode ◽  
Shell Nanoparticles ◽  
Core Shell Nanoparticles

Impact of the capping agent removal from Au NPs@MOF core-shell nanoparticles heterogeneous catalysts

2022 ◽  
Author(s):  
Shan Dai ◽  
Kieu Phung Ngoc ◽  
Laurence Grimaud ◽  
Sanjun Zhang ◽  
Antoine Tissot ◽  
...  
Keyword(s):  
Metal Nanoparticles ◽  
Heterogeneous Catalysts ◽  
Synergistic Effects ◽  
Core Shell ◽  
Capping Agent ◽  
Shell Nanoparticles ◽  
Au Nps ◽  
Capping Agents ◽  
Core Shell Nanoparticles

Metal nanoparticles encased in a MOF shell have shown remarkable properties in catalysis due to potential synergistic effects. However, capping agents, commonly used to prepare these nanoparticles, lower their reactivity...

Dual-mode excitation β-NaGdF4:Yb/Er@β-NaGdF4:Yb/Nd core–shell nanoparticles with NIR-II emission and 5 nm cores: controlled synthesis via NaF/RE regulation and the growth mechanism

CrystEngComm ◽  
2020 ◽  
Vol 22 (38) ◽  
pp. 6330-6338
Author(s):  
Chunyan Cheng ◽  
Yueshan Xu ◽  
Gejihu De ◽  
Jianxun Wang ◽  
Wei Wu ◽  
...  
Keyword(s):  
Single Dose ◽  
Growth Mechanism ◽  
Core Shell ◽  
Controlled Synthesis ◽  
Dual Mode ◽  
Shell Nanoparticles ◽  
Mode Excitation ◽  
Core Shell Nanoparticles

Dual-mode excitation β-NaGdF4:Yb/Er@β-NaGdF4:Yb/Nd core–shell nanoparticles with NIR-II emission and 5 nm cores were synthesized using an ultra-low single dose of NaF.

Design of novel lanthanide-doped core–shell nanocrystals with dual up-conversion and down-conversion luminescence for anti-counterfeiting printing

2019 ◽  
Vol 48 (20) ◽  
pp. 6971-6983 ◽  
Author(s):  
Shaowen Xie ◽  
Guo Gong ◽  
Ya Song ◽  
Haihu Tan ◽  
Changfan Zhang ◽  
...  
Keyword(s):  
Core Shell ◽  
Dual Mode ◽  
Shell Nanoparticles ◽  
Core Shell Nanoparticles ◽  
Down Conversion

Mono-dispersed, dumbbell-shaped lanthanide-doped NaYF4@NaGdF4 core–shell nanoparticles with dual-mode fluorescence were synthesized for anti-counterfeiting.

Energy Manipulation in Lanthanide‐Doped Core–Shell Nanoparticles for Tunable Dual‐Mode Luminescence toward Advanced Anti‐Counterfeiting

2020 ◽  
Vol 32 (45) ◽  
pp. 2002121 ◽  
Author(s):  
Mingye Ding ◽  
Bang Dong ◽  
Yi Lu ◽  
Xiaofei Yang ◽  
Yongjun Yuan ◽  
...  
Keyword(s):  
Core Shell ◽  
Dual Mode ◽  
Shell Nanoparticles ◽  
Core Shell Nanoparticles

A dual-mode fluorometric/colorimetric sensor for Cu2+ detection based on hybridized carbon dots and gold–silver core–shell nanoparticles

The Analyst ◽  
2019 ◽  
Vol 144 (14) ◽  
pp. 4250-4257 ◽  
Author(s):  
Yuqing Chen ◽  
Yawen Lian ◽  
Mengna Huang ◽  
Lin Wei ◽  
Lehui Xiao
Keyword(s):  
Aqueous Solution ◽  
Carbon Dots ◽  
Core Shell ◽  
Dual Mode ◽  
Ag Nps ◽  
Shell Nanoparticles ◽  
Sensing Platform ◽  
Gold Silver ◽  
Core Shell Nanoparticles ◽  
Silver Core

A fluorometric and colorimetric dual mode sensing platform based on hybridized carbon dots (Cdots) and gold–silver core–shell nanoparticles (Au@Ag NPs) has been established for the sensitive detection of trace Cu2+ ions in aqueous solution.

Aptamer based surface enhanced Raman scattering detection of adenosine using various core sizes of Au–Ag core–shell nanoparticles

RSC Advances ◽  
2014 ◽  
Vol 4 (50) ◽  
pp. 26251-26257 ◽  
Author(s):  
Fu-Hsiang Ko ◽  
Yu-Cheng Chang
Keyword(s):  
Raman Scattering ◽  
Core Shell ◽  
Silicon Substrates ◽  
Shell Nanoparticles ◽  
Au Nps ◽  
Surface Enhanced ◽  
Surface Enhanced Raman ◽  
Enhanced Raman Scattering ◽  
Core Shell Nanoparticles ◽  
Growth Approach

The combination of the varied sizes of Au NPs and seeding growth approach can be exploited to control the sizes of Au–Ag core–shell NPs. The silicon substrates with self-assembled Au–Ag core–shell NPs can be used to detect adenosine by a structures-switch aptamer.

Sign in / Sign up

Export Citation Format

Share Document