Special Issues

Catalysts publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Catalytic Technologies for Solid Waste Management, Utilization, and Sustainability
edited by Xuefei Chen
submission deadline 31 Dec 2026 | 3 articles | Viewed by 7683 | Submission Open
Keywords: solid waste; catalytic pyrolysis; gasification catalysts; hydrothermal liquefaction; waste-to-energy conversion; catalyst design; hazardous waste treatment; resource recovery; sustainable waste management; catalytic oxidation
(This special issue belongs to the Section Environmental Catalysis)
15th Anniversary of Catalysts—Catalysis for Biomass Conversion and Valorisation submission deadline 31 Dec 2026 | 6 articles | Viewed by 6234 | Submission Open
Keywords: biomass conversion; waste valorization; catalyst stability; deactivation; catalyst activity and selectivity; reusability; environmentally friendly; LCA; cost-effectiveness
(This special issue belongs to the Section Biomass Catalysis)
Next-Generation Catalytic Solutions for Water Purification and Wastewater Remediation
edited by
submission deadline 31 Dec 2026 | 4 articles | Viewed by 4917 | Submission Open
Keywords: water purification; wastewater remediation; catalytic materials; advanced oxidation processes; photocatalysis; electrocatalysis; nanomaterials; environmental catalysis; sustainable water treatment; emerging contaminants; catalyst stability; green chemistry; water quality improvement; catalytic degradation; environmental sustainability
(This special issue belongs to the Section Environmental Catalysis)
Advances in Photocatalytic Degradation, 2nd Edition
edited by Socorro Oros-Ruiz, and
submission deadline 31 Dec 2026 | 4 articles | Viewed by 4697 | Submission Open
Keywords: photocatalysis; composite materials; wastewater treatment; organic pollutants; dyes degradation; photocatalytic hydrogen production; emerging water contaminants; indoor air quality; urban air quality; life cycle analysis
(This special issue belongs to the Section Photocatalysis)
Catalysis for Solid Waste Upcycling: Challenges and Opportunities
edited by , Kai Li and Junyan Zhang
submission deadline 31 Dec 2026 | 6 articles | Viewed by 4397 | Submission Open
Keywords: solid waste; biomass; catalytic conversion; value-added utilization
(This special issue belongs to the Section Biomass Catalysis)
Transition Metal Catalysis: Bridging Innovation and Sustainability
edited by
submission deadline 31 Dec 2026 | 1 articles | Viewed by 4169 | Submission Open
Keywords: homogeneous catalysis; heterogeneous catalysis; transition metal catalysis; copper; palladium; gold; green chemistry; transition metal nanoparticles; organometallic chemistry; metal-mediated synthesis; metal–organic frameworks; sustainable chemistry; green synthesis; renewable energy; catalytic mechanisms; theoretical analysis
(This special issue belongs to the Section Catalytic Materials)
Synthesis and Catalytic Applications of Advanced Porous Materials, 2nd Edition
edited by
submission deadline 31 Dec 2026 | 5 articles | Viewed by 3684 | Submission Open
Keywords: advanced porous materials; degradation mechanism; environmental catalysis; CO2 reduction; efficiency of sunlight utilization
(This special issue belongs to the Section Catalytic Materials)
Catalysts and Plastics: From Degradation to Functional Applications
edited by and
submission deadline 31 Dec 2026 | 3 articles | Viewed by 3412 | Submission Open
Keywords: plastic degradation; chemical recycling; catalysis design; high-value products synthesis; tandem catalysis; catalysis mechanism
(This special issue belongs to the Section Environmental Catalysis)
Sustainable Metal Catalysts for Energy, Environment and Generation of High-Value Products, 2nd Edition submission deadline 31 Dec 2026 | 2 articles | Viewed by 2955 | Submission Open
Keywords: catalysis; metal catalysts; photocatalysis; electrocatalysis; energy production; life cycle; sustainability; environmental remediation
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Novel Catalytic Techniques for Reducing Organic Pollutants
edited by
submission deadline 31 Dec 2026 | 3 articles | Viewed by 2681 | Submission Open
Keywords: novel design catalysts; organic pollutants; degradation; modified catalysts
(This special issue belongs to the Section Environmental Catalysis)
Metal–Organic Framework Catalysts: Celebrating a Nobel Prize and Forging Future Developments and Applications
edited by and Banothile C. E. Makhubela
submission deadline 31 Dec 2026 | 2 articles | Viewed by 2516 | Submission Open
Keywords: metal–organic frameworks (MOFs); heterogeneous catalysis; sustainable chemistry; advanced characterization; energy conversion (covering photo-, electro-, and thermocatalysis); industrial applications
(This special issue belongs to the Section Catalytic Materials)
Recent Advances in Catalytic Materials for Water and Air Treatment submission deadline 31 Dec 2026 | 2 articles | Viewed by 2288 | Submission Open
Keywords: catalytic oxidation; photocatalysis; photothermal catalysis; advanced oxidation; wastewater treatment; air pollution control; VOCs oxidation; CO2 reduction; NOx removal; CO oxidation
(This special issue belongs to the Section Environmental Catalysis)
Catalytic Technologies for Sustainable Energy Conversion
edited by and Wenguang Tu
submission deadline 31 Dec 2026 | 1 articles | Viewed by 2153 | Submission Open
Keywords: sustainable energy conversion; green hydrogen; CO2 capture and utilization (CCU); biomass upgrading and valorization; plastic recycling and upcycling; circular economy; fuel cell and battery catalysis; advanced catalytic materials; catalystic mechanism
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Advanced Carbon-Based Catalytic Materials for Energy Storage and Conversion
edited by Caiwei Wang
submission deadline 31 Dec 2026 | 2 articles | Viewed by 1719 | Submission Open
Keywords: carbon-based materials; energy storage; energy conversion; catalysis; batteries; supercapacitors
(This special issue belongs to the Section Industrial Catalysis)
15th Anniversary of Catalysts: Recent Advances in Catalytic Reaction Engineering submission deadline 31 Dec 2026 | 3 articles | Viewed by 1662 | Submission Open
Keywords: catalysis; reaction engineering; photocatalysis; CO2 capture; hydrogen production
(This special issue belongs to the Section Catalytic Reaction Engineering)
Nanostructured Materials: Advancing Photocatalysis and Electrocatalysis for Future Technologies
edited by , and Wen Luo
submission deadline 31 Dec 2026 | 1 articles | Viewed by 1550 | Submission Open
Keywords: nanomaterial; nanocomposites; photocatalysts; green synthesis; environmental pollutants; clean fuel production; Pt-group metal supports; carbon-based supports; heterogeneous electrocatalysis; synergistic effects, electronic effects, and surface-active sites; hydrogen evolution/oxidation; oxygen reduction/evolution; CO, methanol, and ethanol oxidation
(This special issue belongs to the Section Catalytic Materials)
Catalytic Progress for Environmental Remediation and Pollutant Degradation submission deadline 31 Dec 2026 | 1 articles | Viewed by 1253 | Submission Open
Keywords: environmental catalysis; pollutant degradation; advanced oxidation processes; photocatalysis; electrocatalysis; heterogeneous catalysts; emerging contaminants; process intensification; catalyst stability and regeneration; sustainable remediation technologies
(This special issue belongs to the Section Environmental Catalysis)
Advanced Catalysis for Sustainable Chemicals and Energy Conversion: Design, Synthesis and Mechanism
edited by Lianming Zhao and
submission deadline 31 Dec 2026 | 2 articles | Viewed by 1086 | Submission Open
Keywords: catalyst design and synthesis; green and sustainable catalysis; photocatalysis and electrocatalysis; CO2 conversion and utilization; single-atom and nanocatalysts; biomass valorization; reaction mechanism studies; multi-scale computational catalysis; machine learning in catalysis; renewable energy catalysis
(This special issue belongs to the Section Catalysis for Sustainable Energy)
AI-Driven Catalysis: New Advances in Theoretical Catalytic Chemistry
edited by , and Yafei Sun
submission deadline 31 Dec 2026 | 1 articles | Viewed by 994 | Submission Open
Keywords: artificial intelligence; AI for catalyst design; controlled synthesis; heterogeneous catalysts; homogeneous catalysts; interpretability; active learning; data-driven approaches; DFT; first-principles calculations; machine learning; in situ spectroscopies; thermodynamics and kinetics
(This special issue belongs to the Section Computational Catalysis)
Advances in Carbon Dioxide Capture and Valorization Through Catalytic Conversion: Innovations and Challenges submission deadline 31 Dec 2026 | 1 articles | Viewed by 909 | Submission Open
Keywords: CO2 capture; CO2 valorization; catalytic conversion; advanced catalytic materials; circular carbon economy
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Catalytic Materials and Processes for Water Pollution Control
edited by and
submission deadline 31 Dec 2026 | 1 articles | Viewed by 801 | Submission Open
Keywords: environmental catalytic materials; environmental catalytic processes; catalytic water decontamination; advanced oxidation processes; advanced reduction processes; photocatalysis; electrocatalysis
(This special issue belongs to the Section Environmental Catalysis)
Mechanistic Studies of Catalytic Processes in Environmental Remediation submission deadline 31 Dec 2026 | 1 articles | Viewed by 799 | Submission Open
Keywords: environmental catalysis; mechanistic studies; heterogeneous catalysis; photocatalysis; electrocatalysis; advanced oxidation processes; catalyst–pollutant interactions; degradation pathways; nanostructured catalysts; water and wastewater treatment; soil remediation
(This special issue belongs to the Section Environmental Catalysis)
Design of Catalysts for Hydrogen Production from Renewable Sources and Waste Materials submission deadline 31 Dec 2026 | Viewed by 399 | Submission Open
Keywords: catalyst synthesis and characterization; catalytic activity and selectivity; stability of catalysts; catalytic conversion; biomass processing; biomass pretreatment; waste plastic disposal; hydrogen production; thermal treatment
(This special issue belongs to the Section Catalytic Materials)
15th Anniversary of Catalysts: Recent Advances in Catalysis for Pharmaceuticals submission deadline 31 Dec 2026 | Viewed by 321 | Submission Open
Keywords: asymmetric catalysis; biocatalysis; homogeneous catalysis; heterogeneous catalysis; sustainable chemistry; green solvents; API synthesis; late-stage functionalization
(This special issue belongs to the Section Catalysis for Pharmaceuticals)
Advanced Electrocatalysis Toward Efficient Hydrogen/Oxygen Evolution
edited by Amir Said and Fakhr uz Zaman
submission deadline 31 Dec 2026 | Viewed by 294 | Submission Open
Keywords: hydrogen evolution reaction (HER); oxygen evolution reaction (OER); electrocatalysis; water splitting; noble-metal-free catalysts; single-atom catalysts; transition metal compounds; heterostructures; defect engineering; density functional theory (DFT)
(This special issue belongs to the Section Electrocatalysis)
Advanced Fenton-Like Catalysts for Wastewater Treatment: Design, Mechanisms, and Applications submission deadline 31 Dec 2026 | Viewed by 270 | Submission Open
Keywords: fenton-like catalysis; advanced oxidation processes (AOPs); heterogeneous catalysts; reactive oxygen species (ROS); iron-based catalysts; water treatment
(This special issue belongs to the Section Catalytic Materials)
Hybrid CO2-to-Syngas Technologies: Integrating Catalysis, Plasma, and Electrochemical Pathways
edited by and Shahid Rasul
submission deadline 31 Dec 2026 | Viewed by 232 | Submission Open
Keywords: CO2 utilization; syngas production; dry reforming; plasma catalysis; electrocatalysis
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Catalytic Oxidative Annulations and Beyond: Sustainable Methods for N-Heterocycles
edited by and Qinglei Chong
submission deadline 31 Dec 2026 | Viewed by 212 | Submission Open
Keywords: oxidative annulation; n-heterocycles; sustainable chemistry; c–h functionalization; cross-dehydrogenative coupling; photoredox catalysis; atom economy
(This special issue belongs to the Section Catalysis in Organic and Polymer Chemistry)
Advances in Biocatalysis: Structural Dynamics and Catalytic Functions
edited by , and
submission deadline 31 Dec 2026 | Viewed by 198 | Submission Open
Keywords: enzyme engineering; enzyme modification; enzyme immobilization; catalytic efficiency; operational stability; structure–activity relationships
(This special issue belongs to the Section Biocatalysis)
Heterogeneous Catalysis with Metal-Organic Frameworks (MOFs) and Other Porous Polymers
edited by and Arianna Melillo
submission deadline 31 Dec 2026 | Viewed by 188 | Submission Open
Keywords: MOFs; porosity; defects; coordination polymers; CO2 valorization; water splitting; green solar fuels; environmental remediation
(This special issue belongs to the Section Catalytic Materials)
Energy Conversion in Catalytic Reactions
edited by
submission deadline 31 Dec 2026 | Viewed by 178 | Submission Open
Keywords: energy conversion; catalytic reactions; thermocatalysis; photocatalysis; electrocatalysis; fuel synthesis; energy storage; catalytic mechanisms
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Advanced 2D-Layered Nanostructure-Based Nanohybrids for Photocatalytic Applications
edited by
submission deadline 31 Dec 2026 | Viewed by 166 | Submission Open
Keywords: 2D-layered nanohybrids; nanomaterials; photocatalytic applications; plasmonic; graphene; Mxene
(This special issue belongs to the Section Photocatalysis)
Engineering Recoverable Immobilized Biocatalysts for Sustainable Bioprocessing submission deadline 31 Dec 2026 | Viewed by 132 | Submission Open
Keywords: recoverable biocatalysts; enzyme immobilization; reusable catalytic systems; hybrid support materials; magnetic nanomaterials; sustainable bioprocessing; continuous biocatalysis; process intensification; industrial biocatalysis; catalytic performance
(This special issue belongs to the Section Biocatalysis)
Novel Two-Dimensional/Three-Dimensional Materials: Synthesis, Properties, and Catalytic Applications
edited by Daniel T. Oyekunle and
submission deadline 31 Dec 2026 | Viewed by 114 | Submission Open
Keywords: two-dimensional materials; three-dimensional materials; nanomaterials; material synthesis; structure–property relationships; catalysis; electrocatalysis; photocatalysis; hybrid materials; energy conversion
(This special issue belongs to the Section Catalytic Materials)
Design and Development of Functional Photocatalysts submission deadline 31 Dec 2026 | Viewed by 106 | Submission Open
Keywords: design and development of functional photocatalysts; photocatalysis; semiconductor nanomaterials; physicochemical characterization; photocatalytic mechanism; charge carrier dynamics; reactive oxygen species; environmental remediation; water splitting; hydrogen evolution; water spCO2 conversion; antibacterial activity; food industry; electrochemical sensing
(This special issue belongs to the Section Photocatalysis)
Innovations in Environmental Catalysis and Green Materials for Low Carbon Development
edited by , and Yi Jiao
submission deadline 31 Dec 2026 | Viewed by 71 | Submission Open
Keywords: environmental catalysis; green functional materials; low carbon technologies; pollution control and remediation; CO2 conversion and resource utilization; photocatalysis and advanced oxidation processes; catalyst design and surface engineering; waste plastics recycling and upcycling; emission reduction and environmental sustainability; catalytic mechanisms and structure–activity relationships
(This special issue belongs to the Section Environmental Catalysis)
Heterogeneous Photocatalysis for Sustainable Energy Fuels Synthesis
edited by
submission deadline 1 Jan 2027 | Viewed by 66 | Submission Open
Keywords: heterogeneous photocatalysis; solar fuel; sustainable energy; photocatalytic water splitting; CO2 photoreduction; photocatalyst design; charge separation; carbon neutrality; artificial photosynthesis; single-atom catalysis
(This special issue belongs to the Section Photocatalysis)
Electrocatalysts for Green Energy Production and Storage
edited by , Muhammad Humayun and
submission deadline 10 Jan 2027 | Viewed by 155 | Submission Open
Keywords: hydrogen evolution reaction (HER); oxygen evolution reaction (OER); oxygen reduction reaction (ORR); water splitting; fuel cells; electrocatalysis; perovskite oxides; high-entropy materials; nanostructured catalysts; energy storage; green hydrogen
(This special issue belongs to the Section Electrocatalysis)
Heterogeneous Catalysis in China: New Horizons and Recent Advances
edited by , Botao Qiao and
submission deadline 15 Jan 2027 | 7 articles | Viewed by 7470 | Submission Open
Keywords: heterogeneous catalysis; catalyst design; CO2 conversion; single-atom catalysts; environmental catalysis; AI-guided catalyst discovery; sustainable energy technologies; industrial decarbonization; in situ characterization; mechanism research
(This special issue belongs to the Section Catalytic Materials)
Next-Generation Catalysis for Green Biolubricants and Biofuel Production submission deadline 15 Jan 2027 | Viewed by 519 | Submission Open
Keywords: biolubricants; biofuels; vegetable oils; waste cooking oil; nanocatalysts; homogeneous catalysis; heterogeneous catalysis
(This special issue belongs to the Section Biomass Catalysis)
Nano-Structurally Modified Surfaces for Environmental and Energy Catalytic Applications
edited by Dimitrios Vlachos, and
submission deadline 15 Jan 2027 | Viewed by 165 | Submission Open
Keywords: nanocatalysts; surface chemical reactions; catalytic reaction mechanism; clean hydrogen production; carbon dioxide reduction; water splitting; green energy; pollutants degradation; electro-catalysis; photo-catalysis
(This special issue belongs to the Section Environmental Catalysis)
Advances in Electrocatalytic Organic Synthesis and Green Chemistry
edited by Rongxian Zhang
submission deadline 15 Jan 2027 | Viewed by 64 | Submission Open
Keywords: electrocatalytic organic synthesis; catalytic electrode; high-value-added; high selectivity; green synthesis
(This special issue belongs to the Section Catalysis in Organic and Polymer Chemistry)
Novel Advanced Oxidation Processes for Catalytic Degradation of Emerging Contaminants
edited by Huan He, Qiuyi Ji and
submission deadline 20 Jan 2027 | 5 articles | Viewed by 4879 | Submission Open
Keywords: advanced oxidation processes (AOPs); emerging contaminants; water treatment; piezocatalysis; photocatalysis; photothermal catalysis; electrochemical oxidation; oxidizing agent
(This special issue belongs to the Section Environmental Catalysis)
Fluidizable Catalysts for Novel Chemical Processes, 2nd Edition submission deadline 25 Jan 2027 | Viewed by 483 | Submission Open
Keywords: catalysts; fluidizable catalysts; fluidizable catalyst synthesis; fluidizable catalyst characterization; fluidizable catalyst performance; fluidizable catalyst kinetics
(This special issue belongs to the Section Catalytic Reaction Engineering)
New Insights into Photocatalytic CO2 Reduction submission deadline 30 Jan 2027 | Viewed by 149 | Submission Open
Keywords: photocatalytic CO2 reduction; electrocatalytic CO2 reduction; metal–organic frameworks (MOFs); mesoporous materials; g-C3N4 nanocomposites; hydrogen production; heterogeneous catalysis; semiconductor heterojunctions; porous carbon adsorbents; solar fuels
(This special issue belongs to the Section Photocatalysis)
Recent Developments in Photocatalytic Hydrogen Production
edited by and Xinhe Wu
submission deadline 31 Jan 2027 | 5 articles | Viewed by 10418 | Submission Open
Keywords: hydrogen production; photocatalytic reaction; reforming reaction; catalysts; solar energy; novel materials; hybrid technologies
(This special issue belongs to the Section Photocatalysis)
Advanced Catalysts for Water Electrolysis
edited by Zhong Ma, Wenwen Liu and Hai Zhou
submission deadline 31 Jan 2027 | 1 articles | Viewed by 2357 | Submission Open
Keywords: hydrogen evolution reaction; oxygen evolution reaction; electrocatalysts; anion exchange membrane water electrolysis; polymer electrolyte membrane water electrolysis; seawater electrolysis
(This special issue belongs to the Section Electrocatalysis)
Theoretical and Experimental Research on Catalytic Hydrogen Evolution
edited by Lixin Chen and Hongli Wang
submission deadline 31 Jan 2027 | 1 articles | Viewed by 2197 | Submission Open
Keywords: hydrogen evolution reaction (HER); electrocatalysis; photocatalysis; single-atom catalysts; operando spectroscopy; machine learning
(This special issue belongs to the Section Computational Catalysis)
Zeolites as Catalysts: Applications in Chemical Engineering, Energy Sources and Environmental Protection, 3rd Edition
edited by
submission deadline 31 Jan 2027 | 4 articles | Viewed by 1999 | Submission Open
Keywords: zeolites; catalysts; porous materials; energy; dehydration; gas separation; petroleum cracking; air pollution control; fuel conversion
(This special issue belongs to the Section Catalytic Materials)
Catalytic Strategies for Sustainable Water Splitting
edited by and Yi Zhou
submission deadline 31 Jan 2027 | 1 articles | Viewed by 1537 | Submission Open
Keywords: water splitting; hydrogen evolution reaction (HER); oxygen evolution reaction (OER); electrocatalysis; photocatalysis; photoelectrocatalysis
(This special issue belongs to the Section Catalysis for Sustainable Energy)
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