Recent Advances of the Effect of H₂O on VOC Oxidation over Catalysts: Influencing Factors, Inhibition/Promotion Mechanisms, and Water Resistance Strategies

Environmental Science & Technology, Journal Year: 2025, Volume and Issue: 59(2), P. 1034 - 1059

Published: Jan. 6, 2025

Water vapor is a significant component in real volatile organic compounds (VOCs) exhaust gas and has considerable impact on the catalytic performance of catalysts for VOC oxidation. Important progress been made reaction mechanisms H2O water resistance strategies oxidation recent years. Despite advancements technology, most still exhibit low activity under humid conditions, presenting challenge reducing adverse effects To develop water-resistant catalysts, understanding mechanistic role implementing effective water-resistance with influencing factors are imperative. This Perspective systematically summarizes related research oxidation, drawing from over 390 papers published between 2013 2024. Five main proposed to clarify their H2O. inhibition/promotion introduced, elucidating various VOCs. Additionally, different kinds discussed, including fabrication hydrophobic materials, design specific structures morphologies, introduction additional elements catalyst modification. Finally, scientific challenges opportunities enhancing efficient practical applications purification highlighted.

Language: Английский

---

Enhancing Oxygen Activation Ability by Composite Interface Construction over a 2D Co₃O₄-Based Monolithic Catalyst for Toluene Oxidation

Environmental Science & Technology, Journal Year: 2024, Volume and Issue: 58(33), P. 14906 - 14917

Published: Aug. 6, 2024

Developing robust metal-based monolithic catalysts with efficient oxygen activation capacity is crucial for thermal catalytic treatment of volatile organic compound (VOC) pollution. Two-dimensional (2D) metal oxides are alternative catalysts, but their traditional loading strategies on carriers still face challenges in practical applications. Herein, we propose a novel situ molten salt-loading strategy that synchronously enables the construction 2D Co

Language: Английский

---

Activation of Co O bond in {1 1 0} facet exposed Co3O4 by La doping for the boost of toluene catalytic oxidation

Separation and Purification Technology, Journal Year: 2024, Volume and Issue: 354, P. 129075 - 129075

Published: Aug. 8, 2024

Language: Английский

---

The Surface/Interface Modulation of Platinum Group Metal (PGM)-Free Catalysts for VOCs and CO Catalytic Oxidation

ACS Applied Materials & Interfaces, Journal Year: 2024, Volume and Issue: 16(29), P. 37379 - 37389

Published: July 9, 2024

Effective management of volatile organic compounds (VOCs) and carbon monoxide (CO) is critical to human health the ecological environment. Catalytic oxidation one most promising technologies for achieving efficient VOCs CO emission control. Platinum group metal (PGM)-free catalysts are recently receiving sustainable attention in catalyzing removal due their low cost, superior catalytic activity, excellent stability, but PGM-free face challenges low-temperature efficiency. In this mini-review, starting with discussing mechanism oxidation, we summarize surface/interface modulation strategies promote oxygen VOCs/CO molecule activation enhanced including vacancy engineering, heteroatom doping, surface acidity modification, active interface construction. We highlight currently remaining prospects advanced catalyst development highly control practical applications.

Language: Английский

---

Enhanced photocatalytic degradation of pollutants on ZnMn2O4-OVs/Bi2MoO6-OVs S-scheme heterojunction: Synergistic effect of built-in electric field and dual oxygen vacancies

Applied Surface Science, Journal Year: 2025, Volume and Issue: 690, P. 162593 - 162593

Published: Feb. 7, 2025

Language: Английский

---

Simultaneous modification of redox and acidic properties of FeOx catalysts derived from MIL-100(Fe) via HPW incorporation for NH3-SCR

Applied Catalysis B Environment and Energy, Journal Year: 2024, Volume and Issue: 358, P. 124416 - 124416

Published: July 18, 2024

Language: Английский

---

Promoting the catalytic activity of SmyCoOx on oxidation of toluene and o-xylene by Sm doped Co3O4 to weaken the Co–O bonds

Separation and Purification Technology, Journal Year: 2024, Volume and Issue: unknown, P. 129911 - 129911

Published: Sept. 1, 2024

Language: Английский

---

Spinel-structured catalyst formed by Fe, Cu, and Co composites for efficient toluene oxidation

Journal of environmental chemical engineering, Journal Year: 2024, Volume and Issue: 12(5), P. 113598 - 113598

Published: July 18, 2024

Language: Английский

---

Constructing active lattice oxygen in high covalent perovskites for boosting catalytic activity

Applied Catalysis B Environment and Energy, Journal Year: 2024, Volume and Issue: 359, P. 124510 - 124510

Published: Aug. 15, 2024

Language: Английский

---

Spinel-Based Catalysts That Enable Catalytic Oxidation of Volatile Organic Compounds

Environmental Science & Technology, Journal Year: 2024, Volume and Issue: 58(47), P. 20785 - 20811

Published: Nov. 13, 2024

Volatile organic compounds (VOCs) have caused serious harm to human health and ecological environment, received much attention in recent years. Despite the successful applications of catalytic combustion VOCs as core technology removal industry, development efficient catalysts that can mineralize into nontoxic CO

Language: Английский

---