Article
Chemistry, Physical
Yajuan Wei, Chongyu Xue, Lin Jin, Junwei Zhang, Zibo Zhao, Lanlan Feng, Jia Liu, Jingbo Zhang
Summary: Construction of Z-scheme heterojunction catalysts with high-speed charge transfer channels for efficient photocatalytic hydrogen production from water splitting is still a challenge. In this work, a lattice-defect-induced atom migration strategy is proposed to construct an intimate interface. The hydrogen production efficiency reaches similar to 12.6 mmol.g(-1).h(-1) and maintains a high value over 25 h.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2023)
Article
Engineering, Chemical
Xiangchen Li, Dan Feng, Xiaoyan He, Dayi Qian, Bate Nasen, Baochuan Qi, Shuwen Fan, Jiangwei Shang, Xiuwen Cheng
Summary: In this study, a series of Z-type heterojunctions FexCN@MoS2-Y were synthesized for the removal of ciprofloxacin (CIP) by peroxymonosulfate (PMS) activation under visible light. Fe3CN@MoS2-4 exhibited excellent photocatalytic performance and could efficiently degrade other antibiotics. Reactive substances such as 1O2, h+, and Ovs played a dominant role in this system. Mechanisms and degradation pathways were explored to understand the enhanced CIP degradation efficiency.
SEPARATION AND PURIFICATION TECHNOLOGY
(2022)
Article
Chemistry, Inorganic & Nuclear
Jing Lu, Yaqian Zhang, Bowen Wang, Fenge Zhang
Summary: A Z-scheme CDs/Bi4O5Br2/ATP composite photocatalyst with varied proportions of CDs was synthesized using a dynamic adsorption method, which effectively lowered the recombination rate of electron-hole pairs and exhibited excellent photocatalytic degradation performance. The composite photocatalyst also demonstrated good stability and a high degradation efficiency for ciprofloxacin under simulated sunlight.
INORGANIC CHEMISTRY COMMUNICATIONS
(2023)
Article
Materials Science, Multidisciplinary
Jinfen Niu, Kai Wang, Lan Yang, Jiahui Shi, Yue Zhang, Fan Yang, Xiaojiao Yu, Binghua Yao
Summary: This study demonstrated the enhanced photocatalytic efficiency of g-C3N4@Bi/BiOBr nanocomposites in degradation of antibiotic contaminants, possibly attributed to the Z-scheme pathway and the SPR effect of Bi-0.
Article
Chemistry, Physical
Jintao Dong, Sainan Ji, Yi Zhang, Mengxia Ji, Bin Wang, Yingjie Li, Zhigang Chen, Jiexiang Xia, Huaming Li
Summary: The rapid increase in energy shortage and ecological environmental pollution has brought global attention to the utilization of new energy sources and pollution control technologies. Photocatalysis has emerged as a promising approach for environmental governance and energy development due to its low energy consumption and simple operation methods. Constructing a Z-scheme heterojunction in photocatalysts can enhance light absorption, reduce recombination rate of photogenerated electron-hole pairs, and improve photocatalytic performance.
ACTA PHYSICO-CHIMICA SINICA
(2023)
Article
Environmental Sciences
A. A. Fauzi, A. A. Jalil, N. S. Hassan, F. F. A. Aziz, M. S. Azami, T. A. T. Abdullah, F. A. Kamaroddin, H. D. Setiabudi
Summary: A novel Z-scheme titania loaded on fibrous silica ceria (Ti-FSC) was successfully fabricated and exhibited high efficiency in the visible-light degradation of ciprofloxacin (CIP). The high dispersion of Ti on FSC contributed to the increased surface defects, narrowed band gap, improved electron-hole separation, and suppressed electron-hole recombination. Ti-FSC showed great potential in wastewater treatment and other applications.
ENVIRONMENTAL RESEARCH
(2022)
Article
Engineering, Environmental
Poulomi Sarkar, Debashis Roy, Biswajit Bera, Sirshendu De, Sudarsan Neogi
Summary: This study successfully fabricated a novel ternary heterojunction composite, demonstrating superior visible light catalytic activity with efficient separation of photogenerated charge carriers and generation of reactive species. Using Ciprofloxacin (CIP) as a model pollutant, the composite showed potential application in water decontamination.
CHEMICAL ENGINEERING JOURNAL
(2022)
Article
Engineering, Environmental
Hongrui Zhu, Chun Zhang, Kefeng Xie, Xingang Li, Guangfu Liao
Summary: By utilizing defect engineering, exposed crystal facets, and Z-scheme mechanism, this study successfully prepared MoS2/Ag-ZFO hetero-junction with excellent photocatalytic performance, offering new insights for the design and development of highly active photocatalysts in the future.
CHEMICAL ENGINEERING JOURNAL
(2023)
Article
Engineering, Environmental
Jiangli Sun, Yanping Hou, Zebin Yu, Lingli Tu, Yimin Yan, Shanming Qin, Shuo Chen, Danquan Lan, Hongxiang Zhu, Shuangfei Wang
Summary: The study developed visible-light responsive Zn3In2S6/AgBr photocatalysts for concomitant removal of MNZ and Cr (VI) with excellent removal efficiency. Experimental results indicated that it is a Z-scheme photocatalyst, facilitating the separation of photo-induced carriers.
JOURNAL OF HAZARDOUS MATERIALS
(2021)
Article
Engineering, Chemical
Xingyue Qian, Yu Ma, Muhammad Arif, Jiawei Xia, Guangyu He, Haiqun Chen
Summary: A 2D/2D Bi4O5Br2/Bi2WO6 Z-scheme hetero-junction with enhanced heterointerface contact was synthesized. The heterojunction achieved superior photocatalytic efficiency and stability for the degradation of ciprofloxacin under visible light. The reinforced photo-degradation efficiency was attributed to the intimate heterointerface between 2D Bi4O5Br2 and 2D Bi2WO6, facilitating fast migration and separation of photoinduced carriers.
SEPARATION AND PURIFICATION TECHNOLOGY
(2023)
Article
Engineering, Chemical
Beibei Wang, Kejiang Qian, Weiping Yang, Wenjing An, Lan-Lan Lou, Shuangxi Liu, Kai Yu
Summary: A novel Z-scheme ZnFe2O4/BiVO4 heterojunction photocatalyst was successfully synthesized and applied in the visible light photocatalytic degradation of ciprofloxacin. The as-synthesized catalysts demonstrated enhanced photogenerated charge separation efficiencies due to the Z-scheme transfer mechanism. The ZnFe2O4/BiVO4 catalyst showed excellent activity with high degradation rate and total organic carbon removal rate for ciprofloxacin, and the intermediates were found to be less toxic.
FRONTIERS OF CHEMICAL SCIENCE AND ENGINEERING
(2023)
Article
Engineering, Environmental
Wujian Zhang, Zhiling Huang, Lianyang Zhang, Yue Meng, Zheming Ni, Haodong Tang, Shengjie Xia
Summary: Defect (vacancy) engineering is an effective and low-cost strategy to modify the catalyst surface for Z-scheme heterojunction. In this study, metal and non-metal double vacancies (VZn+O) Z-scheme heterojunction photocatalysts (BiOCl/ZnS-VZn+O) were synthesized for the first time for the degradation of norfloxacin (NOR). The results demonstrate that the introduction of double vacancies and the Z-scheme heterojunction significantly enhance the carrier migration and separation efficiency of BiOCl/ZnS-VZn+O, resulting in excellent photodegradation performance of NOR.
JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING
(2023)
Article
Materials Science, Multidisciplinary
Pengfei Zhu, Xiaolong Wu, Dandan Chen, Qiufu Zeng, Rui Cao, Shasha Zhang
Summary: A novel Bi-0-BiOCl/WO3 Z-type heterojunction photocatalyst with high photocatalytic activity was prepared by the solvothermal in-situ reduction method. The catalyst improved its photocatalytic activity by enhancing visible light absorption, accelerating electron transfer, and reducing electron-hole pair recombination. Additionally, the catalyst had a larger specific surface area than monomer catalysts, providing more active sites.
Article
Engineering, Environmental
Qinqin Yu, Youzhi Dai, Yulin Ling, Qian Wu, Zhu Zhang, Bo Feng
Summary: This study prepared single-atom Fe and Z-scheme heterojunction WO3/BiOBr catalysts and investigated their photoelectric properties and degradation performance towards Ciprofloxacin (CIP). The results showed that the catalyst achieved a high removal rate of 98.5% for CIP, and under specific conditions, a degradation rate of 100% could be achieved within a short period of time.
JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING
(2022)
Article
Engineering, Environmental
Pankaj Kumar Prajapati, Devesh Garg, Anil Malik, Dileep Kumar, Vipin Amoli, Suman L. Jain
Summary: This study reports a ternary metal oxide cascade Z-Scheme for photocatalytic CO2 reduction to produce synthetic fuels as environmentally friendly and sustainable energy sources. The ternary Z-scheme heterojunction exhibits higher activity in visible-light-driven photocatalytic CO2 reduction compared to binary oxide components.
JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING
(2022)
Article
Engineering, Environmental
Liang Zhang, Wenze Wang, Puyuan Hu, Chengyuan Yang, Yuxuan Wang, Xinyi Jin, Yanyu Yang, Mingqiang Zhu, Jing Sun, Jianlong Wang
Summary: This study developed a visible light-harvesting film with multi-channel sterilization mode for long-term preservation of perishable products. The TPNC-CS film exhibited outstanding antibacterial capacity and satisfactory preservation ability, making it a promising microbial control barrier for efficient preservation of fruits and vegetables.
CHEMICAL ENGINEERING JOURNAL
(2023)
Article
Electrochemistry
Jie Han, Juncheng Wu, Shengqin Guan, Ran Xu, Juan Zhang, Jianlong Wang, Taotao Guan, Zhichang Liu, Kaixi Li
Summary: This study presents a method for constructing bifunctional catalysts that can be used for both the hydrogen evolution reaction (HER) and the oxygen evolution reaction (OER). By coupling nitrogen-doped carbon quantum dots (NCQDs) with metal ions, stable composites are formed and the formation of metal nanoparticles is restricted, resulting in enhanced activity and stability of the catalyst.
ELECTROCHIMICA ACTA
(2023)
Article
Chemistry, Applied
Yuechun Li, Han Zhang, Zhaowen Cui, Sijie Liu, Jingke Xu, Conghui Jia, Yaqian Chen, Lulu Wang, Jing Sun, Daohong Zhang, Mingqiang Zhu, Jianlong Wang
Summary: This research explores a novel strategy to enhance the catalytic activity of enzymes, leading to the development of a sensitive ELISA method. By utilizing a chemical staining strategy, the catalytic activity of horseradish peroxidase was directly improved, and a new CS-ELISA method for detecting clenbuterol was established. The CS-ELISA exhibited a 2-fold improvement in sensitivity and linear range compared to conventional ELISA, and demonstrated good applicability in detecting clenbuterol in pork tenderloin samples.
Article
Chemistry, Applied
Huilan Hu, Yanli Tian, Xuechi Yin, Jing Ren, Lihong Su, Jingke Xu, Conghui Jia, Jianlong Wang, Daohong Zhang
Summary: This study developed a highly sensitive lateral flow immunoassay using bismuth sulfide nanoparticles as a novel marker for clenbuteml detection. The method achieved a lower visible detection limit and improved performance compared to conventional methods.
Article
Chemistry, Applied
Shaochi Wang, Ting Du, Sijie Liu, Yuechun Li, Yao Wang, Liang Zhang, Daohong Zhang, Jing Sun, Mingqiang Zhu, Jianlong Wang
Summary: Commercial immunochromatographic assay (ICA) is a useful tool for controlling antibiotic abuse. However, the process of manufacturing commercial ICA is rarely discussed. In this study, a new label strategy inspired by dyestuff chemistry was developed, which achieved desirable labeling efficiency and excellent detection performance for chloramphenicol (CAP) in ICA. This strategy has the potential to simplify the production process and improve the detection capabilities.
Article
Food Science & Technology
Ting Du, Xiang Li, ShaoChi Wang, Zehui Su, Hao Sun, Jianlong Wang, Wentao Zhang
Summary: This study found that quercetin exhibits excellent photoactivated antibacterial properties, and by combining it with pectin to create an edible coating, the shelf life of fresh-cut apples was successfully extended while maintaining good commercial quality.
FOOD RESEARCH INTERNATIONAL
(2023)
Article
Energy & Fuels
Shengqin Guan, Zhiling Li, Baoen Xu, Juncheng Wu, Jie Han, Taotao Guan, Jianlong Wang, Kaixi Li
Summary: This study presents a series of multi-catalytic active site DESs that have been screened through theoretical calculations and experiments. Under optimal conditions, the 5-Sulfosalicylic acid /3 formic acid DES shows a desulfurization efficiency of up to 99.8%. The functional groups in the DES were found to exhibit excellent catalytic activity, reducing the reaction barrier and enabling deep desulfurization. This research provides a new idea for the design of high-performing catalytic DESs.
Article
Engineering, Environmental
Peng Wang, Gege Yu, Juan Wei, Xingrui Liao, Yao Zhang, Yarong Ren, Cui Zhang, Yueqi Wang, Daohong Zhang, Jianlong Wang, Yanru Wang
Summary: This study presents a label-free immunostaining strategy based on bacteriophage-displayed nanobody for the detection of Vibrio parahaemolyticus. The developed assay allows simple and sensitive detection of the pathogen within a short period of time, with high specificity and no cross-reactivity towards other bacterial species.
JOURNAL OF HAZARDOUS MATERIALS
(2023)
Article
Engineering, Environmental
Zhaoli Liu, Wenzhe Gao, Lizhi Liu, Shijia Luo, Cui Zhang, Tianli Yue, Jing Sun, MingQiang Zhu, Jianlong Wang
Summary: In this study, interface engineering was proposed to enhance photocatalytic sterilization performance by inducing an internal electric field (IEF) in leaf-like Ti3C2Tx/TiO2. The results showed that photogenerated charge carriers can be directionally separated by the IEF, leading to improved sterilization performance.
JOURNAL OF HAZARDOUS MATERIALS
(2023)
Article
Chemistry, Analytical
Pinlong Zhao, Wenxin Zhu, Min Zheng, Jiandong Feng
Summary: A deep enhanced ECL microscopy (DEECL) method is proposed, which utilizes artificial neural networks to reconstruct electrochemiluminescence images with millisecond exposure times. DEECL achieves similar quality as high-quality electrochemiluminescence images with second-long exposure time. The DEECL method improves imaging efficiency by 1 to 2 orders than usual and achieves 85% accuracy in cell classification application.
ANALYTICAL CHEMISTRY
(2023)
Article
Thermodynamics
Zhongqi Zuo, Wenxin Zhu, Yonghua Huang
Summary: A comprehensive understanding of the evaporation characteristics of liquid methane is crucial for large-scale energy storage and transportation applications. Experimental studies of liquid methane interfacial heat and mass transport are challenging, but a cryogenic evaporation testing rig was constructed to overcome these difficulties. The results revealed the coupled effects of thermal conduction and Marangoni convection at the liquid-methane interface and proposed a new high-precision correlation for the evaporation coefficient. These findings enhance simulation stability and accuracy and benefit the design of liquid methane or liquefied natural gas storage tanks.
APPLIED THERMAL ENGINEERING
(2023)
Article
Chemistry, Multidisciplinary
Shengqin Guan, Zhiling Li, Baoen Xu, Juncheng Wu, Jie Han, Taotao Guan, Jianlong Wang, Kaixi Li
Summary: In this study, the influence of the electron density of hydrogen bond acceptor (HBA) on the formation of deep eutectic solvents (DESs) and the performance of oxidative desulfurization (EODS) was investigated. The desulfurization efficiency of phenol/formic acid (Ph/FA) DES under optimal conditions (30 degrees C, O/S = 2) can reach as high as 99.8%. This study not only provides a new aspect for designing and understanding DESs, but also offers a novel catalyst for efficient EODS.
ACS SUSTAINABLE CHEMISTRY & ENGINEERING
(2023)
Article
Energy & Fuels
Shengqin Guan, Baoen Xu, Juncheng Wu, Jie Han, Taotao Guan, Yu Yang, Kaixi Li, Jianlong Wang
Summary: This study investigates the effect of deep eutectic solvents (DESs) on the morphology and oxygen evolution reaction (OER) performance of high-entropy material (HEM) catalysts. It is found that a catalyst based on poly-(ethylene glycol)/thiourea shows excellent OER performance. The influence of different metal active sites on OER performance was analyzed using various characterization techniques.
Article
Chemistry, Physical
Chengyi Lu, Shuhe Yang, Yunxiang Zhao, Yong Cao, Qiaogao Huang, Wenxin Zhu, Jianlong Wang
Summary: There has been significant research in developing advanced water electrolysis systems for energy-saving hydrogen production. In this study, a hybrid saline-base electrolysis system was created, combining traditional alkaline water splitting with direct saline/seawater electrolysis. The results showed that this system had stable and highly active catalysts for saline hydrogen evolution reaction and alkaline oxygen evolution reaction. By exploiting the thermodynamics and kinetics differences between saline and alkaline electrolysis, the hybrid system achieved lower voltage requirements for hydrogen production with high durability.
JOURNAL OF MATERIALS CHEMISTRY A
(2023)
Article
Chemistry, Physical
Bolun Yu, Denan Li, Qianqian Zhu, Shufan Yao, Lifeng Zhang, Yanshuo Li, Zhenxin Zhang
Summary: This study successfully improved the catalytic activity of a zeolitic octahedral metal oxide by incorporating a single zinc species into its micropore. The zinc incorporation achieved a high ethane conversion rate and ethylene selectivity. Mechanism study showed that the isolated zinc site played a crucial role in activating oxygen and ethane, as well as stabilizing intermediates and transition states.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Ruoqi Liu, Hao Fei, Jian Wang, Ting Guo, Fangyang Liu, Zhuangzhi Wu, Dezhi Wang
Summary: This work successfully synthesized a high-performing S-enriched MoS2 catalyst for electrocatalytic nitrogen reduction reaction (NRR), demonstrating high activity and selectivity. The synergistic effect of the 1T phase and bridging S22- species was shown to play a positive role in NRR performances, and DFT calculations revealed the mechanism behind the improved performance.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Pan Xia, Lele Zhao, Xi Chen, Zhihong Ye, Zhihong Zheng, Qiang He, Ignasi Sires
Summary: This study presents a modified gas-diffusion electrode (GDE) for highly efficient and stable H2O2 electrosynthesis by using trace polymethylhydrosiloxane (PMHS). DFT calculations provide an in-depth understanding of the roles of PMHS functional groups.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Kwangchol Ri, Songsik Pak, Dunyu Sun, Qiang Zhong, Shaogui Yang, Songil Sin, Leliang Wu, Yue Sun, Hui Cao, Chunxiao Han, Chenmin Xu, Yazi Liu, Huan He, Shiyin Li, Cheng Sun
Summary: Different B-doped rGO catalysts were synthesized and their 2e- oxygen reduction reaction (ORR) performance was investigated. It was found that the 2e- ORR selectivity of B-doped rGO was influenced by the B content and oxygen mass transfer conditions. The synthesized catalyst exhibited high 2e- ORR selectivity and was capable of degrading organic pollutants continuously.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Li Lv, Lin Lei, Qi-Wen Chen, Cheng-Li Yin, Huiqing Fan, Jian-Ping Zhou
Summary: Monoclinic phase La2Ti2O7 and orthorhombic phase Bi4Ti3O12 are widely used in photocatalysis due to their layered crystal structure. The electronic structures of these phases play a crucial role in their photocatalytic activity. Heat treatment in a nitrogen atmosphere introduces more oxygen vacancies into the S-scheme heterojunction, leading to enhanced NO removal efficiency.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Choe Earn Choong, Minhee Kim, Jun Sup Lim, Young June Hong, Geon Joon Lee, Keun Hwa Chae, In Wook Nah, Yeomin Yoon, Eun Ha Choi, Min Jang
Summary: In this study, the synergistic effect between argon-plasma-system (AP) and catalysts in promoting the production of reactive species for water remediation was investigated. By altering the oxygen vacancies concentration of CeO2/Bi2O3 catalyst, the production of hydrated electrons was stimulated for PFOA removal. The results showed that the built-in electric field in the Bi/Ce0.43 interface enhanced electron migration and eaq- generation, leading to improved PFOA removal efficiency.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Yushan Wu, Di Xu, Yanfei Xu, Xin Tian, Mingyue Ding
Summary: Efficient synthesis of primary amines from carbonyl compounds was achieved via reductive amination using Ru@NC-Al2O3 as a catalyst, exhibiting high activity and selectivity under mild conditions.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Yilan Jiang, Peifang Wang, Tingyue Chen, Keyi Gao, Yiran Xiong, Yin Lu, Dionysios D. Dionysiou, Dawei Wang
Summary: By controlling the content of Co and Ni in Co1-xNixFe2O4, the production of O-1(2) from H2O2 can be regulated. NiFe2O4, with the lowest lattice distortion degree, can efficiently produce O-1(2) as the dominant reactive oxygen species. The system also exhibits significant resistance to water matrix interference.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Shuai Feng, Donglian Li, Hao Dong, Song Xie, Yaping Miao, Xuming Zhang, Biao Gao, Paul K. Chu, Xiang Peng
Summary: In this study, MoO2/Mo2N heterostructures were prepared by regulating the coordination of Mo atoms. The electrocatalyst exhibits high current density and excellent stability for hydrogen evolution reaction.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Jia-Cheng E. Yang, Min -Ping Zhu, Daqin Guan, Baoling Yuan, Darren Delai Sun, Chenghua Sun, Ming-Lai Fu
Summary: This study successfully modulated the electron configuration and spin state of millimetric metal catalysts by adjusting the support curvature radius. The electronic structure-oriented spin catalysis was found to affect the degradation of pollutants, providing new insights for the design and production of highly active, reusable, and stable catalysts.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Tao Zhong, Su Tang, Wenbin Huang, Wei Liu, Huinan Zhao, Lingling Hu, Shuanghong Tian, Chun He
Summary: In this study, a highly efficient photocatalyst for the elimination of CH3SH was developed by engineering different crystal facets and coupling them with PHI. Cu (111)/PHI exhibited the highest elimination efficiency and showed good stability and reusability. The enhanced surface electron pump effect and effective adsorption mechanisms were revealed through comprehensive characterizations and DFT calculations.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Chemistry, Physical
Feifei Yang, Tianyu Zhang, Jiankang Zhao, Wei Zhou, Nicole J. Libretto, Jeffrey T. Miller
Summary: A Ni3Sn intermetallic nano particle was found to have geometrically isolated Ni sites that could selectively cleave C-O bonds in biomass derivatives. This nano particle showed high activity and selectivity towards 2-methylfuran, unlike Ni nanoparticles that produced other unwanted products derived from the aromatic rings.
APPLIED CATALYSIS B-ENVIRONMENTAL
(2024)
Article
Chemistry, Physical
Lulu Qiao, Di Liu, Anquan Zhu, Jinxian Feng, Pengfei Zhou, Chunfa Liu, Kar Wei Ng, Hui Pan
Summary: This study reveals that surface evolution plays a crucial role in enhancing the electrocatalytic performance of transition metal oxides for electrochemical nitrate reduction reaction (e-NO3RR). Incorporating nickel into Co3O4 can promote surface reconstruction and improve the adsorption of intermediates and reduce energy barriers, leading to enhanced catalytic performance. The reconstructed cobalt-nickel hydroxides (CoyNi1_y(OH)2) on the catalyst's surface serve as the active phase.
APPLIED CATALYSIS B-ENVIRONMENTAL
(2024)
Article
Chemistry, Physical
Xinyu Song, Yang Shi, Zelin Wu, Bingkun Huang, Xinhao Wang, Heng Zhang, Peng Zhou, Wen Liu, Zhicheng Pan, Zhaokun Xiong, Bo Lai
Summary: This study explores the discriminative activities and mechanisms for activation of O-O bond in peroxy compounds via single-atom catalysts (SACs) with higher coordination numbers (M-N5). The atomic catalyst (Fe-SAC) with Fe-N5 as the active center was constructed, effectively activating peroxymonosulfate (PMS), peroxydisulfate (PDS), and hydrogen peroxide (H2O2). The study demonstrates the degradation efficiencies of acyclovir are related to the O-O bond length in different peroxy compounds, and reveals the discriminative mechanisms for activation of O-O bond in different Fenton-like systems.
APPLIED CATALYSIS B-ENVIRONMENTAL
(2024)
Article
Chemistry, Physical
Yangzhuo He, Hong Qin, Ziwei Wang, Han Wang, Yuan Zhu, Chengyun Zhou, Ying Zeng, Yicheng Li, Piao Xu, Guangming Zeng
Summary: A dual-metal-organic framework (MOF) assisted strategy was proposed to construct a magnetic Fe-Mn oxycarbide anchored on N-doped carbon for peroxymonosulfate (PMS) activation. The FeMn@NC-800 catalyst exhibited superior activity with almost 100% degradation of sulfamethazine (SMZ) in 30 minutes. The study provided insights for the rational design of high-performance heterogeneous catalysts and proposed a novel nonradical-based catalytic oxidation for environmental cleaning.
APPLIED CATALYSIS B-ENVIRONMENTAL
(2024)