scholarly journals Highly Efficient N-Doped Carbon Quantum Dots for Detection of Hg2+ and Cd2+ ions in Dendrobium huoshanense

2021 ◽  
pp. ArticleID:210716
Author(s):  
Jun Dai ◽  
2019 ◽  
Vol 570 ◽  
pp. 23-30 ◽  
Author(s):  
S.P. Ratnayake ◽  
M.M.M.G.P.G. Mantilaka ◽  
C. Sandaruwan ◽  
D. Dahanayake ◽  
E. Murugan ◽  
...  

Author(s):  
Yingpu Bi ◽  
Bin zhao ◽  
Chenchen Feng ◽  
Xiaojuan Huang ◽  
Yong Ding

Highly efficient hole transfer from photoanodes to oxygen evolution catalysts is crucial for solar photoelectrochemical (PEC) water splitting. Herein, we demonstrated the coupling of NiCo catalysts with carbon quantum dots...


RSC Advances ◽  
2013 ◽  
Vol 3 (11) ◽  
pp. 3733 ◽  
Author(s):  
Yong-Lai Zhang ◽  
Lei Wang ◽  
Heng-Chao Zhang ◽  
Yang Liu ◽  
Hai-Yu Wang ◽  
...  

2019 ◽  
Vol 30 (50) ◽  
pp. 505702 ◽  
Author(s):  
Mehdi Rahbar ◽  
Meraat Mehrzad ◽  
Mohsen Behpour ◽  
Sarvin Mohammadi-Aghdam ◽  
Mahdi Ashrafi

2021 ◽  
Vol 136 ◽  
pp. 106165
Author(s):  
Cai Yang ◽  
Huanhuan Liu ◽  
Junbo Zhong ◽  
Jianzhang Li ◽  
Shengtian Huang ◽  
...  

2021 ◽  
Vol 13 (7) ◽  
pp. 1205-1214
Author(s):  
Yujuan Wang ◽  
Jun Dai ◽  
Peipei Wei ◽  
Yongping Cai ◽  
Bangxing Han

ABSTRACTIn this research, a new type of carbon quantum dot was prepared from Dendrobium huoshanense via one-step hydrothermal reaction at 200 °C for 6 h. The as-derived carbon quantum dots exhibited good fluorescence properties, with quantum yield of 23.57%. The extraction and determination of Dendrobium huoshanense enzymes activity were performed for different incubation times to study the theoretical reference for the dynamic changes of the main enzyme activity in the process of Dendrobium huoshanense growth and the solid processing industry. The results demonstrated that Dendrobium huoshanense was a low toxic carbon source material. Moreover, the prepared carbon quantum dots exhibited high sensitivity for the detection of nonylphenol, allowing a range of linear response of 0.5–50 µM (R2 = 0.9997). The detection limit was a slow as 95.32 nM. These results indicated that fluorescence internal filtration effect influenced nonylphenol-induced quenching of the Dendrobium huoshanense-carbon quantum dots fluorescence. The Dendrobium huoshanense-carbon quantum dots were successfully used to track nonylphenol in environmental samples. Therefore, their exploitation offers a promising approach for environmental pollutant detection.


RSC Advances ◽  
2014 ◽  
Vol 4 (11) ◽  
pp. 5465 ◽  
Author(s):  
Jin Zhou ◽  
Xiaoyue Shan ◽  
Juanjuan Ma ◽  
Yamin Gu ◽  
Zhaosheng Qian ◽  
...  

Carbon ◽  
2015 ◽  
Vol 92 ◽  
pp. 64-73 ◽  
Author(s):  
Shunyan Zhao ◽  
Chuanxi Li ◽  
Juan Liu ◽  
Naiyun Liu ◽  
Shi Qiao ◽  
...  

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