Synthesis, structure, and heterogeneous Fenton reaction of new Cu(ii)-based discrete Cu2Lx coordination complexes

CrystEngComm ◽  
2021 ◽  
Vol 23 (1) ◽  
pp. 216-220
Author(s):  
Qi-Bao Wang ◽  
Zi-Yan Jing ◽  
Xiang-Ming Hu ◽  
Wen-Xin Lu ◽  
Peng Wang

Cu2L4 cage and Cu2L2 macrocycle were obtained and the heterogeneous Fenton reaction experiments showed that they are good photocatalysts in the photocatalytic degradation process of MB with using hydroxyl radicals and high-valence copper ions.

10.52319/1001 ◽  
2021 ◽  
Vol 1 (1) ◽  
Author(s):  
Somayeh Akbari ◽  
Segaheyedeh P Jalilian. Ahmadkalaei

Heterogeneous Fenton reaction has been widely known to destruct organic contaminants, in its basic application definition, by applying one or more Fe2+ or Fe3+-containing source(s) with hydrogen peroxide for producing the strong hydroxyl radicals. Comprehensive experiments in the Fenton reaction area have been done for over 100 years, and considerable progress has been achieved. Achieved removal efficiency by Fenton reaction is usually studied by evaluating the effects of parameters such as initial reagents concentrations, pH, and soil organic matter (SOM). Among them, the results related to the effect of SOM sometimes seem conflicting, as its effects are reported either promoting or inhibiting and sometimes both. Reaction parameters such as initial reagents and pH are the most studied and effective ones in evaluating the effects of SOM on Fenton reaction for organic pollutants. This review intends to give a comprehensive survey of the impact of SOM on the Fenton reaction, with the focus on the heterogeneous Fenton reaction in the soil and solid. For this purpose, the general effects of pH and initial reagents on the Fenton reaction are reviewed in the beginning


2003 ◽  
Vol 69 (4) ◽  
pp. 2245-2252 ◽  
Author(s):  
J. B. Cross ◽  
R. P. Currier ◽  
D. J. Torraco ◽  
L. A. Vanderberg ◽  
G. L. Wagner ◽  
...  

ABSTRACT An approach to decontamination of biological endospores is discussed. Specifically, the performance of an aqueous modified Fenton reagent is examined. A modified Fenton reagent formulation of cupric chloride, ascorbic acid, and sodium chloride is shown to be an effective sporicide under aerobic conditions. The traditional Fenton reaction involves the conversion of hydrogen peroxide to hydroxyl radical by aqueous ionic catalysts such as the transition metal ions. Our modified Fenton reaction involves the conversion of aqueous dissolved oxygen to hydrogen peroxide by an ionic catalyst (Cu2+) and then subsequent conversion to hydroxyl radicals. Results are given for the modified Fenton reagent deactivating spores of Bacillus globigii. A biocidal mechanism is proposed that is consistent with our experimental results and independently derived information found in the literature. This mechanism requires diffusion of relatively benign species into the interior of the spore, where dissolved O2 is then converted through a series of reactions which ultimately produce hydroxyl radicals that perform the killing action.


2018 ◽  
Vol 8 (1) ◽  
Author(s):  
Kuan-Ting Lee ◽  
Yu-Jen Lu ◽  
Shao-Chieh Chiu ◽  
Wen-Chi Chang ◽  
Er-Yuan Chuang ◽  
...  

2018 ◽  
Vol 5 (8) ◽  
pp. 1943-1950 ◽  
Author(s):  
Xike Tian ◽  
Xiaoyu He ◽  
Yulun Nie ◽  
Zhaoxin Zhou ◽  
Chao Yang ◽  
...  

Atomically dispersed FeCp anchored on Sep was prepared for efficient photo-Fenton degradation of OFX with good stability.


2021 ◽  
Vol 234 ◽  
pp. 136-146
Author(s):  
Seyyedeh Masoomeh Rahimi ◽  
Tariq J. Al-Musawi ◽  
Fatemeh Sadat Arghavan ◽  
Negin Nasseh

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