Intrinsically fluorescent gold nanoclusters stabilized within a copper storage protein that follow the Irving–Williams trend in metal ion sensing

The Analyst ◽  
2019 ◽  
Vol 144 (13) ◽  
pp. 3949-3958 ◽  
Author(s):  
Dhanashree Selvan ◽  
Pallavi Prasad ◽  
Skyler Crane ◽  
Abubkr Abuhagr ◽  
Richard Covington ◽  
...  

A copper storage protein is used to synthesize gold clusters with tunable emission that follow the Irving–Williams series for metal detection.

2017 ◽  
Vol 53 (86) ◽  
pp. 11790-11793 ◽  
Author(s):  
Bin Qi ◽  
Chenchen Wu ◽  
Ling Xu ◽  
Wenjing Wang ◽  
Jin Cao ◽  
...  

Based on boron clusters, AuNPs were successfully prepared and exhibited high performance in phase transfer and heavy-metal ion sensing.


2019 ◽  
Vol 54 (9) ◽  
pp. 7322-7332 ◽  
Author(s):  
Dongmei Zhang ◽  
Dan Wang ◽  
Jieai Li ◽  
Xiaoyi Xu ◽  
Hui Zhang ◽  
...  

2006 ◽  
Vol 915 ◽  
Author(s):  
Vladimir Dobrokhotov ◽  
Chris Berven

AbstractWe report the change to the band structure of two types of carbon nanotubes due to the presence of an isolated, non-conducting, uniformly charged shell held at a fixed distance above their surfaces. We find that, depending on the chirality of the nanotube, the strain on the lattice causes the dispersion relationships to change. This change can result in a modification of the band structure which can induce a metal-semiconductor transition. We consider these effects as a possible mechanism for heavy-metal ion sensing by functionalized carbon-nanotubes.


RSC Advances ◽  
2015 ◽  
Vol 5 (21) ◽  
pp. 16284-16291 ◽  
Author(s):  
Chelladurai Karuppiah ◽  
Selvakumar Palanisamy ◽  
Shen-Ming Chen ◽  
R. Emmanuel ◽  
K. Muthupandi ◽  
...  

The green synthesis of metal nanoparticles is found to be more attractive in various disciplines, including in analytical chemistry for heavy metal ion sensing.


2021 ◽  
pp. 118273
Author(s):  
Bao-Li Fei ◽  
Lin-Ying Li ◽  
Pingping Wang ◽  
Chun-Nuan Hui ◽  
Jian-Ying Long

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