scholarly journals Photostimulated control of luminescence quantum yield for colloidal Ag2S/2-MPA quantum dots

RSC Advances ◽  
2019 ◽  
Vol 9 (64) ◽  
pp. 37312-37320
Author(s):  
Oleg V. Ovchinnikov ◽  
Sergey V. Aslanov ◽  
Mikhail S. Smirnov ◽  
Irina G. Grevtseva ◽  
Aleksey S. Perepelitsa

In this paper, we present the results on photoinduced formation of colloidal Ag2S quantum dots with sizes of 1.5–3 nm passivated by 2-mercaptopropionic acid (Ag2S/2-MPA) in the presence of ethylene glycol.

RSC Advances ◽  
2018 ◽  
Vol 8 (14) ◽  
pp. 7550-7557 ◽  
Author(s):  
Alexandra Raevskaya ◽  
Oksana Rozovik ◽  
Anastasiya Novikova ◽  
Oleksandr Selyshchev ◽  
Oleksandr Stroyuk ◽  
...  

Colloidal size-selected copper-doped Ag–In–S quantum dots were produced directly in aqueous solutions by fractionation/redispersion with a plethora of emission colors and a top luminescence quantum yield of around 60%.


Nanoscale ◽  
2017 ◽  
Vol 9 (36) ◽  
pp. 13583-13591 ◽  
Author(s):  
Huaibin Shen ◽  
Qingli Lin ◽  
Weiran Cao ◽  
Chenchen Yang ◽  
Nathan T. Shewmon ◽  
...  

Peak external quantum efficiencies (EQEs) of 10.2%, 15.4%, and 15.6% were achieved for red, green, and blue QLEDs, respectively, by using high quantum yield thick-shell QDs.


2007 ◽  
Vol 129 (23) ◽  
pp. 7218-7219 ◽  
Author(s):  
Sean Hinds ◽  
Stefan Myrskog ◽  
Larissa Levina ◽  
Ghada Koleilat ◽  
Jun Yang ◽  
...  

2013 ◽  
Vol 5 (8) ◽  
pp. 2881-2892 ◽  
Author(s):  
K. David Wegner ◽  
Phung Thi Lanh ◽  
Travis Jennings ◽  
Eunkeu Oh ◽  
Vaibhav Jain ◽  
...  

2021 ◽  
Vol 874 ◽  
pp. 159962
Author(s):  
Bowen Zhang ◽  
Ke Zhang ◽  
Lingfeng Li ◽  
Congcong Xu ◽  
Rongfei Wang ◽  
...  

The Analyst ◽  
2021 ◽  
Author(s):  
Hui-Jun Zhang ◽  
Jin Zhu ◽  
Ning Bao ◽  
Shou-Nian Ding

The mechanism of enhanced ECL of MPA@CdS QDs by EDC activation was investigated, and a sandwich-type ECL immunosensor has been designed for Zika virus detection.


2021 ◽  
Vol 9 (5) ◽  
pp. 1555-1566
Author(s):  
Andrés F. Gualdrón-Reyes ◽  
David F. Macias-Pinilla ◽  
Sofia Masi ◽  
Carlos Echeverría-Arrondo ◽  
Said Agouram ◽  
...  

The Pb substitution in quantum dots (PQDs) with lesser toxic metals has been widely searched to be environmentally friendly, and be of comparable or improved performance compared to the lead-perovskite.


Author(s):  
Lin Yang ◽  
Bowen Fu ◽  
Xu Li ◽  
Hao Chen ◽  
Lili Li

All inorganic perovskite quantum dots (QDs) have received great attention owing to their excellent performance in optoelectronic applications. However, they often suffer from the defect-related photoluminescence (PL) quenching and phase...


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