4.7 Article

In situ growth of flower sphere Bi2WO6/Bi-MOF heterojunction with enhanced photocatalytic degradation of pollutants: DFT calculation and mechanism

Related references

Note: Only part of the references are listed.
Article Chemistry, Physical

Construction of Sn-Bi-MOF/Ti3C2 Schottky junction for photocatalysis of tetracycline: Performance and degradation mechanism

Yunmeng Cao et al.

Summary: Sn-Bi-MOF/Ti3C2 heterojunction catalysts prepared by the solvothermal method showed excellent photocatalytic performance in the degradation and mineralization of tetracycline. The main active substances in the photocatalytic mechanism were found to be center dot O-2(-) and h(+). The catalyst maintained good catalytic ability even after four cycles of experiments, demonstrating its stability.

APPLIED SURFACE SCIENCE (2023)

Article Environmental Sciences

Novel La3+/Sm3+ co-doped Bi5O7I with efficient visible-light photocatalytic activity for advanced treatment of wastewater: Internal mechanism, TC degradation pathway, and toxicity analysis

Tongtong Zhang et al.

Summary: Controlling semiconductor photocatalysts by doping rare-earth ions is an effective strategy to improve photocatalytic performance. In this study, La3+ and Sm3+ modified Bi5O7I nanomaterials were prepared using simple solvothermal and calcination methods. The photocatalytic activity of the samples was evaluated and the results showed that 4S4L-Bi5O7I exhibited the highest degradation efficiency for TC and RhB. The co-doping of La and Sm expanded the light absorption range, improved charge separation efficiency, and enhanced the photocatalytic activity of Bi5O7I.

CHEMOSPHERE (2023)

Article Environmental Sciences

Covalent organic frameworks@ZIF-67 derived novel nanocomposite catalyst effectively activated peroxymonosulfate to degrade organic pollutants

Yuanyuan Li et al.

Summary: By preparing a novel nanocomposite catalyst (CC@Co3O4) derived from MOFs-COFs and using PMS activation, the catalytic performance for the degradation of bisphenol A (BPA) and rhodamine B (RhB) was significantly improved.

CHEMOSPHERE (2023)

Article Environmental Sciences

Rapid removal of high-concentration Rhodamine B by peroxymonosulfate activated with Co3O4-Fe3O4 composite loaded on rice straw biochar

Haiyan Liu et al.

Summary: In this study, rice straw biochar modified with Co3O4-Fe3O4 (RSBC@Co3O4-Fe3O4) was successfully prepared and applied as a catalyst for the treatment of Rhodamine B (RhB)-simulated wastewater. The RSBC@Co3O4-Fe3O4 exhibited high catalytic performance due to the synergy between Co3O4 and Fe3O4 doping. The degradation efficiency of RhB reached over 98% within 15 minutes.

ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH (2023)

Article Chemistry, Physical

Facile interface engineering of hierarchical flower spherical-like Bi-metal-organic framework microsphere/Bi2MoO6 heterostructure for high-performance visible-light photocatalytic tetracycline hydrochloride degradation

Wenxiu Gu et al.

Summary: Microsphere-based Bi-MOFM/BMO heterojunction composite photocatalyst was successfully constructed, exhibiting higher catalytic activity and degradation efficiency under visible light irradiation.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

Article Chemistry, Multidisciplinary

Efficient removal of tetracycline by H2O2 activated with iron-doped biochar: Performance, mechanism, and degradation pathways

Xiang Li et al.

Summary: In this study, a novel iron-doped biochar (Fe-BC) was prepared and used as an activator for tetracycline (TC) degradation by H2O2. The Fe-BC/H2O2 system showed significantly enhanced TC removal compared to the BC/H2O2 system, indicating the improved separation performance and reactivity of Fe-BC. The removal process involved both radical and non-radical pathways, and the catalyst performance was influenced by persistent free radicals (PFRs) and defective sites.

CHINESE CHEMICAL LETTERS (2022)

Article Engineering, Environmental

Tin bisulfide nanoplates anchored onto flower-like bismuth tungstate nanosheets for enhancement in the photocatalytic degradation of organic pollutant

Yan-Ran Lv et al.

Summary: In this study, a novel SnS2/Bi2WO6 heterostructure was successfully designed and synthesized, showing excellent photocatalytic performance under visible light for applications in carbon dioxide reduction, water splitting, and pollutant degradation.

JOURNAL OF HAZARDOUS MATERIALS (2022)

Article Materials Science, Multidisciplinary

Construction of core-shell g-C3N4@ZnIn2S4 hierarchical hollow heterostructure for enhanced photocatalytic activity under visible light irradiation

Chen-chen Hao et al.

Summary: This study demonstrates the rational design and construction of hierarchical hollow core-shell heterostructures for enhanced photocatalytic performance. The optimized photocatalyst showed outstanding degradation rate of tetracycline under visible light irradiation, as well as excellent cyclical stability.

MATERIALS CHEMISTRY AND PHYSICS (2022)

Article Chemistry, Physical

Hollow core-shell Co9S8@ZnIn2S4/CdS nanoreactor for efficient photothermal effect and CO2 photoreduction

Yan Zhang et al.

Summary: A hollow core-shell Co9S8 @ZnIn2S4/CdS nanoreactor has been fabricated for photocatalytic CO2 reduction and H-2 generation. Due to its unique structural and compositional advantages, the nanoreactor exhibits significant photocatalytic performance and outstanding photothermal performance.

APPLIED CATALYSIS B-ENVIRONMENTAL (2022)

Article Environmental Sciences

Fabrication of hydrangea-shaped Bi2WO6/ZIF-8 visible-light responsive photocatalysts for degradation of methylene blue

Xinling Zhang et al.

Summary: In this paper, hydrangea-shaped Bi2WO6/ZIF-8 (BWOZ) visible light photocatalysts were prepared for the first time. The composition and structure of the BWOZ composites were studied, and their superior photocatalytic activity in the degradation of methylene blue was demonstrated. The improved performance of BWOZ systems is attributed to the construction of heterojunctions between Bi2WO6 and ZIF-8, as well as the increased specific surface area.

CHEMOSPHERE (2022)

Article Environmental Sciences

In Situ Synthesis of TiO2-Pillared Bentonite Photocatalyst and its Enhanced Photocatalytic Performance

Guofeng Wang et al.

Summary: In this study, TiO2-pillared bentonite photocatalyst was obtained using a simple hydrothermal method. The photocatalyst showed excellent catalytic activity and stability, making it potentially valuable for wastewater treatment.

WATER AIR AND SOIL POLLUTION (2022)

Review Environmental Sciences

The state of the art review on photocatalytic Cr(VI) reduction over MOFs-based photocatalysts: From batch experiment to continuous operation

Chong-Chen Wang et al.

Summary: This state of the art review discusses the use of metal-organic frameworks (MOFs) and their composites for photocatalytic reduction of toxic Cr(VI) to less toxic Cr(III). The construction of composites improves the efficiency of Cr(VI) reduction through enhanced charge transfer, and the corresponding mechanisms are clarified through experimental tests and calculations. The immobilization of MOFs onto substrates allows for continuous operations under real solar light. The review also analyzes the environmental applications of Cr(VI) reduction and identifies influencing factors. Overall, this review highlights the significant breakthrough achieved in the field of photocatalytic Cr(VI) reduction using MOFs.

CHEMOSPHERE (2022)

Article Engineering, Environmental

Effective elimination of tetracycline antibiotics via photoactivated SR-AOP over vivianite: A new application approach of phosphorus recovery product from WWTP

Xiao-Hong Yi et al.

Summary: In this study, it was found that vivianite can effectively activate peroxodisulfate to produce reactive oxygen species and degrade tetracycline antibiotics. The results showed that vivianite achieved 100% removal of antibiotics and over 80% removal of total organic carbon under different light conditions within 30 minutes. The intermediate products were found to have lower aquatic toxicity compared to the original antibiotics.

CHEMICAL ENGINEERING JOURNAL (2022)

Article Engineering, Environmental

Highly dispersed and stable Fe species supported on active carbon for enhanced degradation of rhodamine B through peroxymonosulfate activation: Mechanism analysis, response surface modeling and kinetic study

Yan Wu et al.

Summary: A highly dispersed Fe species supported on activated carbon (CA-Fe-C) was successfully fabricated with the aid of citric acid, exhibiting excellent catalytic performance and stability for the degradation of RhB through PMS activation. Multiple techniques were employed to elucidate the RhB degradation mechanism, and LC-MS analysis identified the degradation intermediates and pathways. A response surface methodology was used to optimize the RhB removal process, and the adequacy and significance of the proposed model were evaluated using analysis of variance. The reaction kinetics was found to follow the Langmuir-Hinshelwood model.

JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING (2022)

Article Nanoscience & Nanotechnology

Self-Assembly of a 3D Hollow BiOBr@Bi-MOF Heterostructure with Enhanced Photocatalytic Degradation of Dyes

Mei-Ling Xu et al.

Summary: This research successfully fabricated a novel 3D hollow BiOBr@Bi-MOF microsphere structure through controlled dissociation kinetics, increasing the photocatalytic degradation efficiency of RhB.

ACS APPLIED MATERIALS & INTERFACES (2021)

Article Engineering, Environmental

Layered Ti3C2 MXene and silver co-modified g-C3N4 with enhanced visible light-driven photocatalytic activity

Kelei Huang et al.

Summary: In this study, a novel Ag/g-C3N4/Ti3C2 heterojunction was successfully synthesized via one-step calcination, with Ag nanoparticles and layered Ti3C2 playing roles in enhancing responsivity and accelerating charge transfer. The optimized heterojunction showed efficient removal of organic pollutants under visible light irradiation.

CHEMICAL ENGINEERING JOURNAL (2021)

Article Engineering, Environmental

Core-shell structured Cu2O@HKUST-1 heterojunction photocatalyst with robust stability for highly efficient tetracycline hydrochloride degradation under visible light

You Wu et al.

Summary: By encapsulating cubic Cu2O with metal-organic frameworks, a heterojunction photocatalyst was constructed to enhance the degradation of tetracycline hydrochloride. The optimized heterostructures showed compact interfacial contact and ideal band alignment, leading to increased carrier density and accelerated charge separation and transfer at the interface.

CHEMICAL ENGINEERING JOURNAL (2021)

Article Environmental Sciences

Photocatalytic degradation of tetracycline by metal-organic frameworks modified with Bi2WO6 nanosheet under direct sunlight

Yanying He et al.

Summary: The study successfully developed a photocatalyst with a direct Z-scheme heterojunction by modifying Bi2WO6 nanosheets onto MIL-100(Fe) to efficiently degrade tetracycline (TC) solution. The degradation intermediates and transformation pathway were investigated, and the direct Z-scheme heterojunction between MIL-100(Fe) and Bi2WO6 nanosheets was confirmed, proposing a rational photocatalytic mechanism for TC degradation.

CHEMOSPHERE (2021)

Article Chemistry, Multidisciplinary

Constructing Surface Plasmon Resonance on Bi2WO6 to Boost High-Selective CO2 Reduction for Methane

Changhai Lu et al.

Summary: The study successfully constructed plasmonic Bi2WO6 with strong localized surface plasmon resonance (LSPR) through electron doping. Oxygen vacancies on specific sites facilitate photoelectron collection and methane generation in CO2 reduction reaction. The results highlight the importance of V1 sites in enhancing methane production during the CO2-RR process.

ACS NANO (2021)

Article Chemistry, Physical

Hollow MoSe2@Bi2S3/CdS Core-Shell Nanostructure as Dual Z-Scheme Heterojunctions with Enhanced Full Spectrum Photocatalytic-Photothermal Performance

Ke Wang et al.

Summary: The inadequate separation of carriers remains a major obstacle to the practical application of photocatalysis. The rational design of semiconductor photocatalysts, such as the MoSe2@Bi2S3/CdS dual Z-Scheme heterojunction, can improve the spatial separation of carriers and achieve excellent photocatalytic performance in hydrogen evolution and pollutants removal. This dual functional photocatalyst shows potential for addressing the energy crisis and environmental pollution.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

Article Chemistry, Physical

Kinetics, reaction pathways, and mechanism investigation for improved environmental remediation by 0D/3D CdTe/Bi2WO6 Z-scheme catalyst

Pengqi Yang et al.

Summary: A novel 0D/3D CdTe quantum dots/Bi2WO6 Z-scheme photocatalyst was designed to enhance photochemical energy conversion efficiency, exhibiting excellent performance in tetracycline removal and E. coli photoinactivation. The study proposed a Z-scheme heterojunction model through in-depth analysis of electron transfer and photocatalytic reaction pathways.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

Article Chemistry, Physical

Defective Bi.333(Bi6S9)Br/Bi2S3 heterostructure nanorods: Boosting the activity for efficient visible-light photocatalytic Cr(VI) reduction

Lili Ai et al.

Summary: By introducing sulfur defects and a direct Z-scheme heterostructure, the Bi-.(333)(Bi6S9)Br/Bi2S3 hybrid nanorods exhibited excellent photocatalytic performance, providing a new strategy for the design of advanced photocatalytic materials.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

Article Engineering, Environmental

The performance of aerobic granular sludge for simulated swine wastewater treatment and the removal mechanism of tetracycline

Xiaochun Wang et al.

Summary: In this study, aerobic granular sludge (AGS) was used to treat tetracycline (TC) from swine wastewater, showing that the removal of TC by AGS was mainly due to adsorption and biodegradation, and the contribution rate of biodegradation increased after AGS adaptation to TC. Twenty-two by-products were detected during biodegradation of TC, and the degradation pathway of TC was speculated.

JOURNAL OF HAZARDOUS MATERIALS (2021)

Article Chemistry, Physical

Photocatalysis-activated SR-AOP over PDINH/MIL-88A(Fe) composites for boosted chloroquine phosphate degradation: Performance, mechanism, pathway and DFT calculations

Xiao-Hong Yi et al.

Summary: PDINH/MIL-88A(Fe) composites were fabricated using a facile ball-milling strategy, showing outstanding degradation performance towards CQ under low power LED visible light. The activation of PDS over P25M175 and pristine MIL-88A contributed to boosted CQ degradation efficiency through direct and indirect electron transfer. Active radicals and singlet oxygen were found to participate in the CQ decomposition, with proposed degradation pathways and toxicity evaluations of intermediates.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

Article Chemistry, Physical

A novel UiO-66-NH2/Bi2WO6 composite with enhanced pollutant photodegradation through interface charge transfer

Yawen Tan et al.

Summary: The study successfully enhanced the photocatalytic activity by constructing UiO-66-NH2/Bi2WO6 nano-heterojunction and promoting the separation of electron and holes through the formation of a type II heterojunction in the composite.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2021)

Article Chemistry, Physical

Zinc sulfide quantum dots/zinc oxide nanospheres/bismuth-enriched bismuth oxyiodides as Z-scheme/type-II tandem heterojunctions for an efficient charge separation and boost solar-driven photocatalytic performance

Ke Wang et al.

Summary: A novel ZnO@Bi4O5I2/ZnS composite photocatalyst was successfully fabricated using specific preparation methods, demonstrating high photocatalytic hydrogen evolution and organic wastewater degradation performance.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

Review Chemistry, Applied

Recent advances on Bi2WO6-based photocatalysts for environmental and energy applications

Tong Chen et al.

Summary: Bismuth tungstate (Bi2WO6) has attracted research attention for its potential in photocatalytic energy conversion and environmental purification, but its limited light absorption and fast recombination of photogenerated carriers hinder further improvement of its photocatalytic performance. Recent advances in Bi2WO6-based photocatalysts focus on crystal structure, optical properties, and photocatalytic fundamentals, as well as modification strategies for diverse applications like organic synthesis, water splitting, etc. Challenges and future prospects in this field are also discussed for the development of efficient Bi2WO6 photocatalysts.

CHINESE JOURNAL OF CATALYSIS (2021)

Article Chemistry, Physical

Boosted photocatalytic degradation of Rhodamine B pollutants with Z-scheme CdS/AgBr-rGO nanocomposite

Jianfeng Zhang et al.

APPLIED SURFACE SCIENCE (2020)

Article Engineering, Chemical

Study on the catalytic performance of LaMnO3 for the RhB degradation

Hongdi Luo et al.

JOURNAL OF THE TAIWAN INSTITUTE OF CHEMICAL ENGINEERS (2020)

Review Chemistry, Physical

Recent advances in round-the-clock photocatalytic system: Mechanisms, characterization techniques and applications

Tao Cai et al.

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY C-PHOTOCHEMISTRY REVIEWS (2019)

Article Chemistry, Physical

The construction of type II heterojunction of Bi2WO6/BiOBr photocatalyst with improved photocatalytic performance

Xiaozhen Ren et al.

JOURNAL OF ALLOYS AND COMPOUNDS (2019)

Article Chemistry, Physical

Fabrication of Bi2MoO6/ZnO hierarchical heterostructures with enhanced visible-light photocatalytic activity

Guping Zhang et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2019)

Article Chemistry, Physical

Facile construction of MoO3@ZIF-8 core-shell nanorods for efficient photoreduction of aqueous Cr (VI)

Yifan Zhang et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2019)

Article Engineering, Environmental

The Technology Horizon for Photocatalytic Water Treatment: Sunrise or Sunset?

Stephanie K. Loeb et al.

ENVIRONMENTAL SCIENCE & TECHNOLOGY (2019)

Article Engineering, Environmental

Enhanced photoactivity of Bi2WO6 by iodide insertion into the interlayer for water purification under visible light

Liang Wang et al.

CHEMICAL ENGINEERING JOURNAL (2018)

Article Green & Sustainable Science & Technology

Synthesis of a novel MOF/CuWO4 heterostructure for efficient photocatalytic degradation and removal of water pollutants

Hamed Ramezanalizadeh et al.

JOURNAL OF CLEANER PRODUCTION (2018)

Article Chemistry, Physical

Effect of pH on the microstructure of beta-Ga2O3 and its enhanced photocatalytic activity for antibiotic degradation

Jin Liu et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2018)

Article Chemistry, Multidisciplinary

Plasmonic Bi Metal Deposition and g-C3N4 Coating on Bi2WO6 Microspheres for Efficient Visible-Light Photocatalysis

Jiajia Wang et al.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2017)

Article Chemistry, Physical

MoS2 quantum dots-interspersed Bi2WO6 heterostructures for visible light-induced detoxification and disinfection

Xiangchao Meng et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2017)

Review Chemistry, Physical

Photocatalytic Cr(VI) reduction in metal-organic frameworks: A mini-review

Chong-Chen Wang et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2016)

Article Chemistry, Physical

Synthesis and photocatalytic activity of BiOBr nanosheets with tunable exposed {010} facets

Xuyang Xiong et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2016)

Article Materials Science, Multidisciplinary

Photocatalytic degradation of aqueous ammonia by using TiO2-ZnO/LECA hybrid photocatalyst

Zahra Mohammadi et al.

MATERIALS CHEMISTRY AND PHYSICS (2016)

Editorial Material Chemistry, Physical

Understanding Hydroxyl Radical (•OH) Generation Processes in Photocatalysis

Yoshio Nosaka et al.

ACS ENERGY LETTERS (2016)

Review Chemistry, Applied

Recent developments in visible-light photocatalytic degradation of antibiotics

Di Li et al.

CHINESE JOURNAL OF CATALYSIS (2016)

Article Engineering, Environmental

Bactericidal mechanism of BiOI-AgI under visible light irradiation

Jialiang Liang et al.

CHEMICAL ENGINEERING JOURNAL (2015)

Article Engineering, Environmental

Photodegradation of dye pollutants catalyzed by porous K3PW12O40 under visible irradiation

Chuncheng Chen et al.

ENVIRONMENTAL SCIENCE & TECHNOLOGY (2006)