A self-assembly aptasensor based on thick-shell quantum dots for sensing of ochratoxin A

Nanoscale ◽  
2016 ◽  
Vol 8 (7) ◽  
pp. 4127-4133 ◽  
Author(s):  
Xianfeng Chu ◽  
Xiaowen Dou ◽  
Ruizheng Liang ◽  
Menghua Li ◽  
Weijun Kong ◽  
...  

A tunable-valency self-assembling aptasensor based on a thick-shell quantum dot was fabricated for ochratoxin A (OTA).

2019 ◽  
Vol 7 (7) ◽  
pp. 1801602 ◽  
Author(s):  
Han Zhang ◽  
Ning Hu ◽  
Zaiping Zeng ◽  
Qingli Lin ◽  
Fengjuan Zhang ◽  
...  

2002 ◽  
Vol 12 (01) ◽  
pp. 45-78 ◽  
Author(s):  
A. R. WOLL ◽  
P. RUGHEIMER ◽  
M. G. LAGALLY

We review the concepts and principal experimental results pertaining to the self-assembly and self-ordering of quantum dots in semiconductor systems. We focus on the kinetics and thermodynamics of the formation and evolution of coherently strained 3D islands, and the effects of strain on nucleation, growth, and island shape. We also discuss ongoing research on methods to control the density, size, and size distributions of strained islands, both within a single strained layer and in quantum dot (QD) multilayers.


2020 ◽  
Vol 37 (8) ◽  
pp. 2000115
Author(s):  
Jinke Bai ◽  
Linfeng Wang ◽  
Wenyong Chen ◽  
Xiao Jin ◽  
Qinghua Li ◽  
...  

RSC Advances ◽  
2018 ◽  
Vol 8 (52) ◽  
pp. 29939-29946 ◽  
Author(s):  
Beatriz Fresco-Cala ◽  
M. Laura Soriano ◽  
Alice Sciortino ◽  
Marco Cannas ◽  
Fabrizio Messina ◽  
...  

Graphene quantum dot (GQDs) assemblies from a one-step microwave reaction as bifunctional materials in remediation of triazines.


2019 ◽  
Vol 55 (38) ◽  
pp. 5495-5498 ◽  
Author(s):  
William J. Peveler ◽  
Hui Jia ◽  
Tiffany Jeen ◽  
Kelly Rees ◽  
Thomas J. Macdonald ◽  
...  

Supramolecular ‘gluing’ of quantum dots is demonstrated with cucurbituril and we present the opportunity to create molecular host–guest sensing schemes.


2014 ◽  
Vol 50 (50) ◽  
pp. 6592-6595 ◽  
Author(s):  
D. Mazzier ◽  
M. Favaro ◽  
S. Agnoli ◽  
S. Silvestrini ◽  
G. Granozzi ◽  
...  

Novel star shaped carbon quantum dots–(poly-γ-benzyl-l-glutamate) conjugates displayed a self-assembling propensity to generate spherical microstructures that retain the characteristic emission properties of the native dots.


2018 ◽  
Vol 20 (27) ◽  
pp. 18579-18600 ◽  
Author(s):  
Aleksander P. Stupak ◽  
Thomas Blaudeck ◽  
Eduard I. Zenkevich ◽  
Stefan Krause ◽  
Christian von Borczyskowski

Self-assembling porphyrin molecules on CdSe-type quantum dot surfaces causes non-FRET processes which are related to population of intra-band states.


2016 ◽  
Vol 9 (8) ◽  
pp. 082101 ◽  
Author(s):  
Hoang-Tuan Vu ◽  
Ray-Kuang Chiang ◽  
Chun-Yuan Huang ◽  
Chih-Jung Chen ◽  
Hsin-Chieh Yu ◽  
...  

2014 ◽  
Vol 16 (46) ◽  
pp. 25255-25257 ◽  
Author(s):  
S. Ast ◽  
P. J. Rutledge ◽  
M. H. Todd

A quantum dot conjugated to a dye through an experimentally simple process of self-assembly exhibits an enhanced emission when the dye is attached, and this effect is pH-sensitive.


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