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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Advances in Catalysis for Sustainable Energy and Environmental Remediation, 2nd Edition
edited by , and Sayyar Ali Shah
submission deadline 15 Oct 2026 | 7 articles | Viewed by 10227 | Submission Open
Keywords: electrochemical hydrogen evolution reaction; electrochemical oxygen evolution reaction; electrochemical CO2 reduction reaction; electrochemical nitrogen reduction reaction; photocatalytic hydrogen production; photocatalytic CO2 conversion; photocatalytic wastewater treatment; photocatalytic nitrogen fixation; Z-scheme photocatalytic systems; metal–organic frameworks (MOFs) for catalysis; single-atom catalysts; perovskite-based photocatalysts; 2D materials for electrocatalysis; defect engineering in catalysts; bandgap engineering
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Effect of the Modification of Catalysts on the Catalytic Performance, 3rd Edition submission deadline 15 Oct 2026 | 6 articles | Viewed by 4417 | Submission Open
Keywords: catalytic performance; catalyst; synergetic effect; modification of catalysts; selectivity; catalyst synthesis; reaction mechanism; catalytic activity; photocatalysis
(This special issue belongs to the Section Catalytic Materials)
Catalysis on Stable Molecules (CO2, CO, CH4, N2, NH3) Activation and Their Transformation, 4th Edition
edited by
submission deadline 15 Oct 2026 | 1 articles | Viewed by 1598 | Submission Open
Keywords: CO2 activation; CO2 conversion; CO2 hydrogenation; dry reforming of methane, methane activation; methane conversion; amination; ammonia decomposition; N2 activation; ammonia synthesis; carbonylation; hydroformylation; CO hydrogenation
(This special issue belongs to the Section Environmental Catalysis)
Advances in Catalysis for Carbon Resource Utilization and Green Chemical Synthesis
edited by
submission deadline 15 Oct 2026 | 1 articles | Viewed by 854 | Submission Open
Keywords: catalysis; carbon resource utilization; green chemical synthesis; CO2 capture and utilization; MOFs; COFs; ionic liquids; single-atom catalysts; photo/electrocatalysis
(This special issue belongs to the Section Industrial Catalysis)
Feature Review Papers in Electrocatalysis, 2nd Edition
edited by
submission deadline 15 Oct 2026 | Viewed by 315 | Submission Open
Keywords: polymer electrolyte fuel cells; direct alcohol fuel cells; water electrolysis; metal–air batteries; dye-sensitized solar cells; photo-electrolysis; carbon dioxide electro-reduction
(This special issue belongs to the Section Electrocatalysis)
Electrochemical Nitrogen Reduction Reaction (NRR) Catalysts: Selectivity Enhancement and HER Suppression
edited by
submission deadline 15 Oct 2026 | Viewed by 298 | Submission Open
Keywords: rational catalyst design; mechanistic understanding; electrolyte engineering; photocatalyst; reactor design; mass transport; dynamic active sites; operando characterization
(This special issue belongs to the Section Electrocatalysis)
15th Anniversary of Catalysts: Shaping a Sustainable Future Through Catalysis submission deadline 20 Oct 2026 | 11 articles | Viewed by 12972 | Submission Open
Keywords: catalysis; sustainability; organic chemistry; polymer chemistry; green chemistry
(This special issue belongs to the Section Catalysis in Organic and Polymer Chemistry)
Catalysts from Lignocellulose to Biofuels and Bioproducts
edited by and Elisabetta Borsella
submission deadline 20 Oct 2026 | 2 articles | Viewed by 2626 | Submission Open
Keywords: lignocellulosic biomass; biomass pretreatment; enzymatic hydrolysis; microbial bioconversion; green catalysis; biorefinery; lignin valorization
(This special issue belongs to the Section Biomass Catalysis)
Smart Catalysis: Evolution, Present State and Future Horizons
edited by
submission deadline 20 Oct 2026 | 1 articles | Viewed by 822 | Submission Open
Keywords: ecology design; smart catalysts; evolution; future horizons
(This special issue belongs to the Section Catalytic Materials)
Advanced Heterogeneous Catalysts for Sustainable Chemical Transformations: From Biomass Valorization to Clean Energy
edited by
submission deadline 21 Oct 2026 | 2 articles | Viewed by 1020 | Submission Open
Keywords: heterogeneous catalysis; biomass valorization; clean energy catalysis; energy-related catalysis; green chemical processes
(This special issue belongs to the Section Biomass Catalysis)
15th Anniversary of Catalysts: Catalytic Materials and Processes for H2 and E-Fuel Production from Wastes submission deadline 30 Oct 2026 | 10 articles | Viewed by 10249 | Submission Open
Keywords: hydrogen production; CO2 utilization; waste valorization; electrochemical conversion; sustainability assessment; renewable fuels: (photo)catalytic materials
(This special issue belongs to the Section Catalytic Materials)
New Development of Catalysts for Organometallic Chemistry
edited by
submission deadline 30 Oct 2026 | 2 articles | Viewed by 2949 | Submission Open
Keywords: homogeneous catalysis; nanocatalysts; mechanism and kinetics; ceramic materials; polymeric hybrid materials; surface studies of catalytic materials; catalytic systems in the synthesis of hybrid materials; characterization of catalytic materials; hybrid catalysts-surface chemistry and properties
15th Anniversary of Catalysts: The Development and Future of Computational Catalysis
edited by and
submission deadline 30 Oct 2026 | 4 articles | Viewed by 2846 | Submission Open
Keywords: design of catalysts; biomimetic systems; novel computational methods for catalysis; computational catalysis applications; enzymatic catalysis
(This special issue belongs to the Section Computational Catalysis)
Nanomaterials for Eco-Sustainable Catalysis
edited by , Nagy Torad and
submission deadline 30 Oct 2026 | 1 articles | Viewed by 865 | Submission Open
Keywords: nanomaterials; eco-sustainable catalysis; renewable energy catalysis; H2 production; CO2 conversion; water splitting; N2 fixation; environmental remediation; biomass conversion; scalable catalytic systems
(This special issue belongs to the Section Catalytic Materials)
Carbon-Based Materials Catalysts for Biomass Conversions and Green Energy
edited by and Ricardo Chimentão
submission deadline 30 Oct 2026 | Viewed by 471 | Submission Open
Keywords: heterogeneous catalysis; carbon-based materials and adsorbents; biomass valorization; high-value chemicals; green energy
(This special issue belongs to the Section Biomass Catalysis)
Recent Developments in Photo-/Electrocatalysis: A Themed Issue in Honor of Prof. Trong-On Do
edited by , and Chinh Chien Nguyen
submission deadline 31 Oct 2026 | 14 articles | Viewed by 26985 | Submission Open
Keywords: band-gap engineering; heterojunctions; doping; surface plasmon resonance; photocatalysis; photoelectrocatalysis; energy generation; environmental remediation
(This special issue belongs to the Section Photocatalysis)
15th Anniversary of Catalysts: Feature Papers in Electrocatalysis submission deadline 31 Oct 2026 | 9 articles | Viewed by 7541 | Submission Open
Keywords: electrocatalysis; energy conversion and storage systems; fuel cells; water electrolysis; metal–air batteries; photoelectrochemical devices; dye-sensitized solar cells; bioelectrochemical systems
(This special issue belongs to the Section Electrocatalysis)
Multifunctional Metal–Organic Framework Materials as Catalysts
edited by Dongping Xue and
submission deadline 31 Oct 2026 | 4 articles | Viewed by 7460 | Submission Open
Keywords: metal–organic frameworks (MOFs); MOF-derived carbon-based materials; catalysis; electrocatalysis; photocatalysis; heterogeneous catalysis; energy storage and conversion
(This special issue belongs to the Section Catalytic Materials)
15th Anniversary of Catalysts: The Future of Enzyme Biocatalysis submission deadline 31 Oct 2026 | 6 articles | Viewed by 5460 | Submission Open
Keywords: machine‑learning enzyme design; photobiocatalysis; immobilized enzymes and flow bioprocesses; directed evolution and computational enzyme engineering; biocatalysis in sustainable chemical production; emerging enzyme classes and non‑natural transformations
15th Anniversary of Catalysts: Recent Advances in Environmental Catalysis submission deadline 31 Oct 2026 | 5 articles | Viewed by 3352 | Submission Open
Keywords: catalysis; pollutants; catalytic removal; sustainable catalytic processes; design of novel technologies; design of novel catalysts; air, water, and soil remediation; VOCs oxidation; soot oxidation; NOx reduction; CO2 activation; CH4 activation
(This special issue belongs to the Section Environmental Catalysis)
Biocatalysts in Biodegradation and Bioremediation submission deadline 31 Oct 2026 | 3 articles | Viewed by 3262 | Submission Open
Keywords: biodegradation; bioremediation; biocatalysts in biodegradation; genetic engineering for bioremediation; enzymatic remediation; environmental pollutants; plastic biodegradation; xenobiotics degradation; heavy metal bioremediation; plant-assisted bioremediation
(This special issue belongs to the Section Biocatalysis)
Green Chemistry and Catalysis, 2nd Edition submission deadline 31 Oct 2026 | 1 articles | Viewed by 2552 | Submission Open
Keywords: green chemistry; homogeneous catalysts; heterogeneous catalysis; enzyme catalysis; sustainable synthesis; photocatalysis; electrocatalysis; nanocatalysts
Microflow (Bio)Catalysis—2nd Edition submission deadline 31 Oct 2026 | 2 articles | Viewed by 2229 | Submission Open
Keywords: (bio)catalysis in microfluidics; hydrodynamics; (bio)catalyst immobilization process optimization; mathematical modeling; online monitoring of processes
(This special issue belongs to the Section Biocatalysis)
Electrochemical Catalysis of Two-Dimensional Layered Materials for Energy Conversion and Storage
edited by
submission deadline 31 Oct 2026 | 1 articles | Viewed by 1161 | Submission Open
Keywords: two-dimensional materials; electrocatalysis; water splitting; biomass oxidation; energy conversion; energy storage
(This special issue belongs to the Section Catalytic Materials)
From Photocatalysts to Photoreactors: Scalable and Sustainable Technologies for Water Treatment submission deadline 31 Oct 2026 | 1 articles | Viewed by 1075 | Submission Open
Keywords: heterogeneous photocatalysis; photocatalytic reactors; wastewater treatment; sustainable water treatment; emerging contaminants
(This special issue belongs to the Section Photocatalysis)
Recent Advances in Quantum Dots for Environmental Catalysis
edited by
submission deadline 31 Oct 2026 | 1 articles | Viewed by 939 | Submission Open
Keywords: carbon quantum dots; organic contaminant degradation; photocatalytic CO2 reduction; Cr(VI) reduction; water purification; charge separation; molecular oxygen activation; up-conversion effect
(This special issue belongs to the Section Catalytic Materials)
Tribocatalytic Utilization of Mechanical Energy by Materials and Technologies for Energy and Environmental Challenges
edited by and
submission deadline 31 Oct 2026 | 1 articles | Viewed by 922 | Submission Open
Keywords: tribocatalysis; dye degradation; CO2 reduction; wastewater treatment; AOP
Environmental Functional Materials for Catalytic Degradation of Emerging Contaminants
edited by , Jing Deng and Mengyuan Xu
submission deadline 31 Oct 2026 | 1 articles | Viewed by 783 | Submission Open
Keywords: catalytic degradation; advanced oxidation processes (AOPs); UV-based technology; photocatalysis; emerging contaminants; biochar; water/wastewater treatment
(This special issue belongs to the Section Environmental Catalysis)
g-C3N4-Based Photocatalysts: Innovations and Prospects
edited by
submission deadline 31 Oct 2026 | 2 articles | Viewed by 755 | Submission Open
Keywords: g-C3N4; graphitic carbon nitride; photocatalysts; visible light; 2D materials; modification methods
(This special issue belongs to the Section Photocatalysis)
Photocatalytic Energy Conversion: From Photocatalytic Water Splitting for Hydrogen Production to PV–Catalysis Synergistic Energy Generation
edited by Taieb Seddik and Mohammed Batouche
submission deadline 31 Oct 2026 | Viewed by 744 | Submission Open
Keywords: photocatalytic water splitting; hydrogen production; solar-to-hydrogen conversion; photocatalysis; semiconductor photocatalysts; bandgap engineering; charge carrier dynamics; electron–hole recombination; cocatalysts; surface reaction kinetics; heterojunctions; Z-scheme systems; S-scheme photocatalysis; photoelectrochemical (PEC) water splitting; PV–catalysis; photovoltaic–catalytic integration; tandem solar fuel systems; surface/interface engineering; stability and durability; photocatalytic reactor design; scale-up and industrial applications; in situ/operando characterization; theoretical modeling and simulation
(This special issue belongs to the Section Photocatalysis)
Metal and Non-Metal Doping Modification of Catalysts
edited by and Yan Gao
submission deadline 31 Oct 2026 | 1 articles | Viewed by 721 | Submission Open
Keywords: metal doping; non-metal doping; catalyst modification; environmental catalysis; renewable energy
(This special issue belongs to the Section Catalytic Materials)
Recent Advances in Enzyme Catalysis and Enzyme Engineering
edited by Zhi Wang
submission deadline 31 Oct 2026 | 1 articles | Viewed by 632 | Submission Open
Keywords: enzyme catalysis; enzyme engineering; biocatalysis; enzyme immobilization; molecular enzyme; enzyme design; chemoenzymatic synthesis
(This special issue belongs to the Section Biocatalysis)
Catalytic Conversion of Biomass and Its Waste Derivatives to Advance Sustainable Development
edited by Lingqin Shen
submission deadline 31 Oct 2026 | 1 articles | Viewed by 376 | Submission Open
Keywords: biomass catalysis; waste valorization; renewable resources; lignocellulosic biomass; green chemistry; heterogeneous catalysis; biorefinery; sustainable fuels; photocatalysis; electrocatalysis
(This special issue belongs to the Section Biomass Catalysis)
Electrocatalysts for Environmental Remediation and Energy Conversion
edited by
submission deadline 31 Oct 2026 | Viewed by 349 | Submission Open
Keywords: electrocatalysts; environmental remediation; energy conversion; sustainable technologies; water treatment; air purification; pollutant degradation; fuel cells; electrolyzers; metal–air batteries; oxygen reduction reaction (ORR); oxygen evolution reaction (OER)
(This special issue belongs to the Section Environmental Catalysis)
Catalytic Conversion of Waste Resources for Sustainable Energy and a Cleaner Environment
edited by
submission deadline 31 Oct 2026 | Viewed by 312 | Submission Open
Keywords: catalytic transformation; low-carbon molecules; waste resources; sustainable catalysis; circular economy; cleaner environment
(This special issue belongs to the Section Catalysis for Sustainable Energy)
From Performance to Mechanism: Operando Insights in Environmental Catalysis submission deadline 31 Oct 2026 | Viewed by 243 | Submission Open
Keywords: operando catalysis; in situ characterization; time-resolved spectroscopy; environmental catalysis; photocatalysis; advanced oxidation processes (AOPs); charge transfer mechanisms; reactive intermediates; structure-function relationships; interfacial processes
(This special issue belongs to the Section Environmental Catalysis)
Architecting a Carbon-Neutral Future: Nanoscale Breakthroughs in Oxygen Reduction (ORR), Hydrogen Evolution (HER), and CO2 Reduction (CO2RR)
edited by
submission deadline 31 Oct 2026 | Viewed by 240 | Submission Open
Keywords: electrocatalysis; oxygen reduction reaction (ORR); hydrogen evolution reaction (HER); CO2 reduction reaction (CO2RR); carbon capture and utilization (CCU); single-atom catalysts (SACs); reaction selectivity & kinetics; operando spectroscopy; green hydrogen production; sustainable fuels
(This special issue belongs to the Section Electrocatalysis)
Advanced Photocatalytic Technology in Environmental Remediation and Energy Conversion submission deadline 31 Oct 2026 | Viewed by 192 | Submission Open
Keywords: photocatalysis; heterogeneous photocatalysis; homogeneous photocatalysis; photocatalytic semiconductor; redox reaction; energy conversion; environmental remediation
(This special issue belongs to the Section Photocatalysis)
Recent Advances in Environment and Energy Catalysis, 2nd Edition
edited by
submission deadline 31 Oct 2026 | Viewed by 140 | Submission Open
Keywords: CO2 reduction; NH3-SCR; VOC combustion; HER; HDS; OER; fuel cells
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Photocatalysis- and Electrocatalysis-Enhanced Nitrogen Removal in Aquatic Environments
edited by and Weifang Chen
submission deadline 31 Oct 2026 | Viewed by 128 | Submission Open
Keywords: photocatalysis; electrocatalysis; electrode; nitrogen removal; reaction pathway
(This special issue belongs to the Section Environmental Catalysis)
CO, VOCs, NOx, and Soot Emission Control submission deadline 1 Nov 2026 | Viewed by 226 | Submission Open
Keywords: CO; VOCs; NOx; soot; diesel particulate filter (DPF); selective catalytic reduction (SCR); diesel oxidation catalyst (DOC); emission control system
(This special issue belongs to the Section Environmental Catalysis)
Carbon-Based Materials Catalysts for Energy and Hydrogen Productions
edited by Kai Deng
submission deadline 10 Nov 2026 | 2 articles | Viewed by 6281 | Submission Open
Keywords: carbon-based catalysts; electrochemical water splitting; photocatalytic water splitting; sustainable catalysis; renewable energy conversion; CO2 utilization; heteroatom doping; biomass conversion
(This special issue belongs to the Section Catalytic Materials)
Photocatalytic Pollutant Degradation: New Materials and Remediation Strategies
edited by and
submission deadline 10 Nov 2026 | 1 articles | Viewed by 520 | Submission Open
Keywords: photocatalysis; heterogeneous photocatalysis; environmental remediation; emerging contaminants; PFAS; micro-nanoplastic; cadmium; semiconductor photocatalysts; advanced oxidation processes; water treatment
(This special issue belongs to the Section Photocatalysis)
Catalysis for Sustainable Hydrogen Production: Ammonia Decomposition, Photocatalysis, and Electrolyser Technologies submission deadline 10 Nov 2026 | Viewed by 204 | Submission Open
Keywords: green hydrogen production; ammonia cracking; catalytic electrolysis; photocatalytic water splitting; electrocatalysts; sustainable catalysis; hydrogen energy conversion
(This special issue belongs to the Section Catalysis for Sustainable Energy)
Applications of Catalysis in Organic Chemistry: Sustainable Catalysts for Sustainable Processes
edited by
submission deadline 15 Nov 2026 | 7 articles | Viewed by 13235 | Submission Open
Keywords: sustainable catalysis; green chemistry; CO2 conversion; bio-derived catalysts; renewable materials; ecofriendly organic synthesis
(This special issue belongs to the Section Catalysis in Organic and Polymer Chemistry)
Biochar-Based Materials Applied in Advanced and Sustainable (Photo)Catalysis Processes
edited by Jelena Beljin and
submission deadline 15 Nov 2026 | 1 articles | Viewed by 1780 | Submission Open
Keywords: biochar; (photo)catalysis; sustainability; environmental protection; advanced oxidation technology; nanomaterials; organic pollutants
(This special issue belongs to the Section Biomass Catalysis)
Catalytic Mechanisms of Nanomaterials in Energy and Environmental Applications submission deadline 15 Nov 2026 | 1 articles | Viewed by 1463 | Submission Open
Keywords: nanotubes; nanostructured materials; hybrid nanomaterials; quantum dots; metal nanoparticles; inorganic nanomaterials; organic nanomaterials; nanowires; nanocarbon; graphene; catalysis; energy conversion and storage; nanotechnology; novel synthesis; sensors
(This special issue belongs to the Section Environmental Catalysis)
Enzyme and Biocatalysis Application, 2nd Edition submission deadline 15 Nov 2026 | 1 articles | Viewed by 1009 | Submission Open
Keywords: enzyme production; enzyme purification; biocatalysis; optimization; lipase; cellulase; protease; amylase; biofuels; enzymatic-catalyzed synthesis; enzyme immobilization; biomass utilization; environmental protection; glucosidase; biotransformation; enzymatic kinetics; ultrasound-assisted enzymatic reaction; bio-reactor; enzymatic-assisted extraction; experimental design; response surface methodology (RSM)
(This special issue belongs to the Section Biocatalysis)
Noble Metal Catalysts: Pioneering Breakthrough in Chemical Catalysis
edited by
submission deadline 15 Nov 2026 | Viewed by 812 | Submission Open
Keywords: noble metals; Pt, Pd, Rh, Ru, Au, Ag, Ir, and Os; noble metal-supported catalysts; silica, Alumina, Titania, and Zirconia; microporous zeolites, AlPO4, SAPO-5, SAPO-34, and SAPO-41; structured mesoporous materials; MCM-41, MCM-48, and MCM-50; SBA-15 and SBA-16; methods of noble metal modifications; catalyst synthesis and catalyst characterization; bulk, fine, and specialty chemical synthesis; petroleum refinery processes; exhaust emission control; water purification; reaction mechanisms; catalyst deactivation and regeneration
(This special issue belongs to the Section Catalytic Materials)
Catalysis in Nanostructured Transition-Metal-Oxide Semiconductors submission deadline 15 Nov 2026 | Viewed by 318 | Submission Open
Keywords: transition-metal oxides; semiconductors; photocatalysts; nanomaterials; doping; heterostructure
(This special issue belongs to the Section Catalytic Materials)
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