Recent advances in visible-light-mediated organic transformations in water

Green Chemistry, Год журнала: 2020, Номер 23(1), С. 232 - 248

Опубликована: Дек. 11, 2020

Water is a green reaction medium, while visible light represents renewable, clean, and abundant energy source. The recent advances in visible-light-mediated organic transformations water are summarized.

Язык: Английский

---

Rational Design of Metal Halide Perovskite Nanocrystals for Photocatalytic CO₂ Reduction: Recent Advances, Challenges, and Prospects

ACS Energy Letters, Год журнала: 2022, Номер 7(6), С. 2043 - 2059

Опубликована: Май 23, 2022

Metal halide perovskite nanocrystals (MHP NCs) have attracted much scientific interest in photocatalysis. Various types of MHP photocatalysts been intensively explored photocatalytic CO2 reduction the past few years. However, some key issues, such as severe charge recombination, low stability, and origin products, created bottlenecks developing photocatalysts. Therefore, rational design MHPs is worthwhile to deepen our understanding above issues develop efficient This Focus Review highlights recent advances regarding principles toward reduction. modification strategies are clarified, an outlook on future challenges prospects also provided point out possible research directions It anticipated that this can provide guidance MHP-based help uncover common encountered by community when studying

Язык: Английский

---

Recent Progress in the Synthesis and Applications of Composite Photocatalysts: A Critical Review

Small Methods, Год журнала: 2021, Номер 6(2)

Опубликована: Дек. 16, 2021

Photocatalysis is an advanced technique that transforms solar energy into sustainable fuels and oxidizes pollutants via the aid of semiconductor photocatalysts. The main scientific technological challenges for effective photocatalysis are stability, robustness, efficiency For practical applications, researchers trying to develop highly efficient stable Since literature scattered, it urgent write a critical review summarizes state-of-the-art progress in design variety composite photocatalysts environmental applications. Herein, comprehensive presented overview, history, mechanism, advantages, photocatalysis. Further, recent advancements heterostructure including alloy quantum dots based composites, carbon composites nanotubes, dots, graphitic nitride, graphene, covalent-organic frameworks metal carbides, halide perovskites, nitrides, oxides, phosphides, sulfides, metal-organic plasmonic materials single atom CO2 conversion, H2 evolution, oxidation discussed elaborately. Finally, perspectives further improvement provided.

Язык: Английский

---

Halide Perovskite Materials for Photo(Electro)Chemical Applications: Dimensionality, Heterojunction, and Performance

Advanced Energy Materials, Год журнала: 2021, Номер 12(4)

Опубликована: Май 5, 2021

Abstract In recent years, halide perovskite materials have sparked intensive research, including their burgeoning development in the field of photo(electro)chemical catalysis. Halide are based on abundant and low‐cost elements with a rich structural composition variety molecular morphological dimensionalities. They possess versatile advantages over other photo(electro)catalytic owing to facile adjustment electronic properties via compositional engineering. Thus, rapid photo(electro)catalysts past 4–5 years has opened up new opportunities for diverse applications, ranging from photocatalytic organic reactions (e.g., chemical transformations, photopolymerization, degradation) solar‐to‐chemical fuel conversion water splitting CO 2 reduction). This review aims provide an up‐to‐date discussion applications materials, emphasizing crystal dimensionality, synthetic methodologies, heterojunction structures, fundamental structure‐activity relationships. Furthermore, current challenges future research directions rational design boost overall catalytic performance stability identified envisaged respectively.

Язык: Английский

---

Stabilization and Performance Enhancement Strategies for Halide Perovskite Photocatalysts

Advanced Materials, Год журнала: 2022, Номер 35(6)

Опубликована: Июль 28, 2022

Abstract Solar‐energy‐powered photocatalytic fuel production and chemical synthesis are widely recognized as viable technological solutions for a sustainable energy future. However, the requirement of high‐performance photocatalysts is major bottleneck. Halide perovskites, category diversified semiconductor materials with suitable energy‐band‐enabled high‐light‐utilization efficiencies, exceptionally long charge‐carrier‐diffusion‐length‐facilitated charge transport, readily tailorable compositional, structural, morphological properties, have emerged new class efficient hydrogen evolution, CO 2 reduction, various organic reactions. Despite noticeable progress, development halide perovskite (HPPs) still hindered by several key challenges: strong ionic nature high hydrolysis tendency induce instability an unsatisfactory activity due to need coactive component realize redox processes. Herein, recently developed advanced strategies enhance stability HPPs comprehensively reviewed. The applicable enhancement first articulated, improvement then explored. Finally, challenges future perspectives associated application in fuels value‐added chemicals presented, indicating irreplaceable role field photocatalysis.

Язык: Английский

---

Metal halide perovskite materials in photocatalysis: Design strategies and applications

Coordination Chemistry Reviews, Год журнала: 2023, Номер 481, С. 215031 - 215031

Опубликована: Фев. 13, 2023

Язык: Английский

---

Hybrid Semiconductor Photocatalyst Nanomaterials for Energy and Environmental Applications: Fundamentals, Designing, and Prospects

Advanced Sustainable Systems, Год журнала: 2023, Номер 7(8)

Опубликована: Июнь 27, 2023

Abstract The degradation of fossil fuel and worse environmental conditions leads to the emergence hybrid semiconductor (SC) nanomaterials as photocatalysts. Hybrid SCs have interesting physical, mechanical, optical, chemical, electronic characteristics. Due these properties’ absorption light transfer charge takes place frequently hence act multifunctional surface. These materials should be attributed their optical electrical properties surfaces in energy production, generation, remediation, sensing, etc. When combine with noble, non‐noble metal, metal oxide, some carbon‐based materials, they explore wide applications various fields. Photocatalysis is an effective sustainable technology reduce or fix concerns corrosion problems. By going through extensive literature review, few topics are focused on designing working mechanisms materials. In this way, present review article explains properties, surface‐interface engineering, design, (energy environmental) nanomaterials, emphasizing photocatalytic nature. Additionally, appealing directions, scientific challenges, reasons behind poor stability SC photocatalyst for discussed. Finally, concluding remarks current challenges future prospects domain highlighted.

Язык: Английский

---

Applications of perovskite oxides for the cleanup and mechanism of action of emerging contaminants/steroid hormones in water

Journal of Water Process Engineering, Год журнала: 2024, Номер 58, С. 104753 - 104753

Опубликована: Янв. 3, 2024

Язык: Английский

---

All-inorganic lead halide perovskites for photocatalysis: a review

RSC Advances, Год журнала: 2024, Номер 14(7), С. 4946 - 4965

Опубликована: Янв. 1, 2024

Nowadays, environmental pollution and the energy crisis are two significant concerns in world, photocatalysis is seen as a key solution to these issues. All-inorganic lead halide perovskites have been extensively utilized become one of most promising materials recent years. The superior performance all-inorganic distinguish them from other photocatalysts. Since pure typically shortcomings, such low stability, poor active sites, ineffective carrier extraction, that restrict their use photocatalytic reactions, it crucial enhance activity stability. Huge progress has made deal with critical issues effects efficient photocatalysts wide range applications. In this manuscript, synthesis methods discussed, strategies proposed for performance. Moreover, research applications summarized; finally, perovskite at current state future directions also analyzed discussed. We hope manuscript will provide novel insights researchers further promote on based perovskites.

Язык: Английский

---

In Situ Construction of Lead‐Free Perovskite Direct Z‐Scheme Heterojunction Cs₃Bi₂I₉/Bi₂WO₆ for Efficient Photocatalysis of CO₂ Reduction

Solar RRL, Год журнала: 2020, Номер 5(3)

Опубликована: Дек. 29, 2020

The well‐known toxicity of lead‐halide‐perovskite (LHP) nanocrystals limits their commercial applications in photocatalysis. Herein, an situ controlled growth strategy is reported for lead‐free perovskite (Cs 3 Bi 2 I 9 ) on the surface ultrathin WO 6 nanosheets through co‐sharing atoms, to generate a direct Z‐scheme heterojunction Cs /Bi . Co‐sharing atom can enable intimate contact and strong electron coupling between , which effectively promote interfacial charge transfer complying with pathway. resulting efficient well‐preserved redox ability endow it significant improvement photocatalytic activity conversion CO ‐to‐CO integrated water oxidation, exhibiting fourfold increase compared pure nanocrystals. This study paves new avenue construction based halide perovskite, should stimulate further passion development high performance materials application.

Язык: Английский

---