Bromate formation during the oxidation of bromide-containing water by ozone/peroxymonosulfate process: Influencing factors and mechanisms

G Wen, C Qiang, Y Feng, T Huang, J Ma - Chemical Engineering Journal, 2018 - Elsevier
Previously, we proposed a novel advanced oxidation process combining ozone (O 3) with
peroxymonosulfate (PMS), which simultaneously produces sulfate radical (SO 4 radical …

Inhibition of bromate formation in the ozone/peroxymonosulfate process by ammonia, ammonia-chlorine and chlorine-ammonia pretreatment: Comparisons with …

Z Liu, G Wen, Y Ni, S Wang, S Wang, Y Yu… - Separation and …, 2021 - Elsevier
Abstract The ozone/peroxymonosulfate (O 3/PMS) process, generating hydroxyl radicals
(HO•) and sulfate radicals (SO 4•-), can effectively remove organic contaminants in water …

Formation of halogenated disinfection byproducts during the degradation of chlorophenols by peroxymonosulfate oxidation in the presence of bromide

L Wang, D Kong, Y Ji, J Lu, X Yin, Q Zhou - Chemical Engineering Journal, 2018 - Elsevier
Advanced oxidation processes based on sulfate radical (SO 4 radical dot−) have obtained
great attention in water treatment and in-situ ground water/soil remediation. In this study, the …

Inhibition of bromate formation in the O3/PMS process by adding low dosage of carbon materials: Efficiency and mechanism

G Wen, S Wang, T Wang, Y Feng, Z Chen, W Lin… - Chemical Engineering …, 2020 - Elsevier
Abstract Ozone/peroxymonosulfate (O 3/PMS), firstly proposed by our group, is an efficient
advanced oxidation process for the degradation of organic pollutants. However, the …

Formation of brominated disinfection byproducts from natural organic matter isolates and model compounds in a sulfate radical-based oxidation process

Y Wang, J Le Roux, T Zhang… - Environmental science & …, 2014 - ACS Publications
A sulfate radical-based advanced oxidation process (SR-AOP) has received increasing
application interest for the removal of water/wastewater contaminants. However, limited …

Controlling bromate formation in the Co (II)/peroxymonosulfate process by ammonia, chlorine-ammonia and ammonia-chlorine pretreatment strategies

L Ling, Z Li, J Fang, C Shang - Water research, 2018 - Elsevier
Abstract The Co (II)/peroxymonosulfate (Co (II)/PMS) process, producing sulfate radicals (SO
4•-), effectively removes organic pollutants in water, while producing a significant amount of …

A novel strategy using sulfite for bromate control during UV/persulfate oxidation of bromide-containing waters

Y Chen, B Zeng, L Long, Q Shao, Z Liu, F Wu… - Separation and …, 2023 - Elsevier
The ultraviolet/persulfate (UV/PS) process has attracted more and more attention for water
treatment. However, it runs the risk of producing bromate in the presence of bromide ions. In …

Formation and control of bromate in sulfate radical-based oxidation processes for the treatment of waters containing bromide: A critical review

C Guan, J Jiang, S Pang, Y Zhou, Y Gao, J Li, Z Wang - Water Research, 2020 - Elsevier
Sulfate radical-based advanced oxidation processes (SR-AOPs) show a good prospect for
effective elimination of organic contaminants in water due to the powerful oxidation …

Enhancement of bromate formation by pH depression during ozonation of bromide-containing water in the presence of hydroxylamine

J Yang, J Li, W Dong, J Ma, Y Yang, J Li, Z Yang… - Water research, 2017 - Elsevier
This work investigated the fate of bromate formation during ozonation in the presence of
hydroxylamine (HA). Results indicated that pH depression, as a commonly feasible control …

Insights into the effects of bromide at fresh water levels on the radical chemistry in the UV/peroxydisulfate process

A Wang, Z Hua, Z Wu, C Chen, S Hou, B Huang… - Water Research, 2021 - Elsevier
Bromide (Br−) is a typical scavenger to sulfate radical (SO 4•−) and hydroxyl radical (HO•),
which simultaneously forms secondary reactive bromine species (RBS) such as Br• and Br …