Special Issues

Separations 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.

Section
Search by Title/Keyword
 
Order results
Display
Results per page
Extraction and Isolation of Nutraceuticals from Plant Foods submission deadline 20 Dec 2025 | 2 articles | Viewed by 4235 | Submission Open
Keywords: nutraceuticals; plant-based foods; extraction methods; isolation techniques; green technologies; bioavailability; solvent extraction; supercritical fluid extraction; functional foods; sustainable processes
Innovative Adsorption Materials and Extraction Technology for Food Sample Detection
edited by and Peipei Qi
submission deadline 20 Dec 2025 | 2 articles | Viewed by 1649 | Submission Open
Keywords: food; sample preparation; selective extraction; chromatography; mass spectrometry; computational modeling; machine learning
Application of Green Flotation Technology in Mineral Processing
edited by Wenli Liu and Qiming Zhuo
submission deadline 20 Dec 2025 | 1 articles | Viewed by 1219 | Submission Open
Keywords: mineral processing; green flotation technology; flotation reagents; flotation process; waste water treatment; solid waste treatment; flotation equipment; intelligent flotation technologies; resource recycling; pollution control
(This special issue belongs to the Section Separation Engineering)
Nutraceuticals from Natural Products: Innovative Extraction Techniques and Their Phytochemical Properties
edited by , Anca Becze and
submission deadline 20 Dec 2025 | Viewed by 794 | Submission Open
Keywords: extraction; fortification; nutraceuticals; bioactive substances; green extraction; instrumental analysis; health benefits; biological activities
Leaching, Flotation, and Separation Technologies for Sustainable Metal Recovery
edited by Yuandong Liu
submission deadline 20 Dec 2025 | Viewed by 213 | Submission Open
Keywords: metal recovery; separation; leaching; bioleaching; ion exchange; adsorption; solvent extraction; electrolysis; minerals processing; flotation
(This special issue belongs to the Section Separation Engineering)
Isolation, Purification and Identification of Active Peptides
edited by Fei Gao and
submission deadline 20 Dec 2025 | Viewed by 128 | Submission Open
Keywords: bioactive peptides; protein hydrolysates; separation science; mass spectrometry; structure– activity relationships; functional foods; therapeutic peptides
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Chromatographic Analysis of Biomarkers
edited by Mark Woollam and
submission deadline 31 Dec 2025 | 1 articles | Viewed by 3923 | Submission Open
Keywords: chromatography; biomarkers; diagnostics; prognostics; clinical validation; method development; data analysis; chemometrics
(This special issue belongs to the Section Chromatographic Separations)
Application of Composite Materials in Wastewater Treatment
edited by Yizhen Cheng, Pengwei Yan and Yabin Li
submission deadline 31 Dec 2025 | 2 articles | Viewed by 3137 | Submission Open
Keywords: wastewater treatment; water purification; composite materials; interface mechanism; adsorption; catalytic oxidation
(This special issue belongs to the Section Materials in Separation Science)
Advanced Separation Methods for Safety Assessment and Valorization of By-Products submission deadline 31 Dec 2025 | 1 articles | Viewed by 2316 | Submission Open
Keywords: crop by-product valorization; agri-food by-products; safety assessment; analytical methods; bioactive compounds; separation methods; upcycling; sustainable processing; food safety; nutraceuticals
(This special issue belongs to the Section Purification Technology)
Innovative Analytical Strategies Based on Mass Spectrometry in Food Analysis
edited by
submission deadline 31 Dec 2025 | 1 articles | Viewed by 1190 | Submission Open
Keywords: analytical methods; mass spectrometry; chromatography; bioactive compounds; contaminants; targeted analysis; untargeted analysis; food; vegetables; beverages
(This special issue belongs to the Section Analysis of Food and Beverages)
Advanced Treatment Technologies for Emerging Contaminant Control and Resource Utilization
edited by and
submission deadline 31 Dec 2025 | 1 articles | Viewed by 887 | Submission Open
Keywords: emerging contaminants; advanced oxidation processes; membrane filtration; adsorption; biological treatment; resource recovery
(This special issue belongs to the Section Environmental Separations)
Separation Technology in Chemical Engineering
edited by Ming Xia
submission deadline 31 Dec 2025 | Viewed by 473 | Submission Open
Keywords: high-COD organic waste water; pre-treatment; unit operation; energy-efficient
(This special issue belongs to the Section Environmental Separations)
Novel Green Solvents for the Separation and Purification of Valuable Natural Ingredients
edited by
submission deadline 10 Jan 2026 | 2 articles | Viewed by 5436 | Submission Open
Keywords: ionic liquids; deep eutectic solvents; liquid– liquid separation; separation and purification; natural materials
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Separation Technology for Resource Utilization and Recovery
edited by
submission deadline 10 Jan 2026 | 2 articles | Viewed by 4402 | Submission Open
Keywords: separation technology; membrane separation; extraction; adsorption separation; electrochemical separation; molecular recognition; molecular/ion imprinting; resource recovering; metal recycling; environment application
(This special issue belongs to the Section Separation Engineering)
Extraction, Purification and Functional Substances of Natural Products and Plants
edited by
submission deadline 10 Jan 2026 | 3 articles | Viewed by 2954 | Submission Open
Keywords: extraction; separation and purification; chromatography; membrane separation; solvent extraction method; macroporous resin adsorption method; functional substances; flavonoids; polyphenol; polysaccharide; identification; natural products
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Advances in the Analysis of Bioactive Plant Extracts: Separation Techniques and Their Applications
edited by Saša Savić, Sanja Petrovic and
submission deadline 10 Jan 2026 | 1 articles | Viewed by 2582 | Submission Open
Keywords: natural products; pharmaceutical analysis; bioactive compounds; chromatographic techniques; spectroscopic methods; LC-MS/ICP-OES/GC-MS/NMR; metabolite profiling; stability testing and quality control
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Recent Advances in Lithium Extraction
edited by Shiai Xu and Qiuyan Bi
submission deadline 10 Jan 2026 | Viewed by 115 | Submission Open
Keywords: lithium; extraction; adsorption; membrane separation; salt lake; seawater; separation; purification
(This special issue belongs to the Section Purification Technology)
Chromatography/Mass Spectrometry for the Determination of Food Authenticity and Food Analysis
edited by
submission deadline 15 Jan 2026 | 4 articles | Viewed by 13556 | Submission Open
Keywords: liquid chromatography; gas chromatography; mass spectrometry; adulteration; food fraud; multi variate analysis; authentication; high resolution MS
(This special issue belongs to the Section Analysis of Food and Beverages)
Development of Materials for Separation and Analysis Applications
edited by
submission deadline 20 Jan 2026 | 3 articles | Viewed by 5640 | Submission Open
Keywords: material chemistry; separation science; polymers; analytical techniques; sample treatment; food and environmental samples
(This special issue belongs to the Section Materials in Separation Science)
Advanced Polymer Materials for Membrane Separation
edited by Zhisheng Fu and
submission deadline 20 Jan 2026 | Viewed by 387 | Submission Open
Keywords: polymer; membrane separation technology; energy conservation; water resource; environment protection; human health; gas separation; water treatment; organic solvent separation; ion exchange/transport; two-dimensional polymer nanosheets; mixed matrix membranes; polymer metal– organic framework nanoparticles; organic solvent separation membranes; porous organic polymers
(This special issue belongs to the Section Materials in Separation Science)
Advances in Chromatographic Separation Techniques for the Analysis of Drugs of Abuse
edited by and Jennifer Pascali
submission deadline 20 Jan 2026 | Viewed by 142 | Submission Open
Keywords: toxicology; mass spectrometry; biological matrices; psychoactive substances; method development; validation
(This special issue belongs to the Section Chromatographic Separations)
Advanced Membrane Separation Technology for Complex Water/Wastewater Treatment
edited by Lin Shi and Fang Li
submission deadline 20 Jan 2026 | Viewed by 136 | Submission Open
Keywords: membrane separation; water; wastewater; resource recovery; fouling; scaling; emerging contaminants; process modeling
(This special issue belongs to the Section Purification Technology)
Sustainable and Intelligent Process Control of Pollutant Separation and Purification
edited by Nuan Yang and
submission deadline 10 Feb 2026 | 2 articles | Viewed by 3238 | Submission Open
Keywords: antibiotic degradation; artificial intelligence; biological purification technology; ecological toxicology; environmental catalyst; low-carbon pathway; microbe– environment interactions; new emerging pollutants; pollutant purification; soil remediation; waste treatment
(This special issue belongs to the Section Purification Technology)
Optimization of Advanced Separation Technologies for the Analysis of Emerging Contaminants submission deadline 10 Feb 2026 | 4 articles | Viewed by 3049 | Submission Open
Keywords: emerging contaminants; water; food contamination; design of experiments; multivariate analysis; gas chromatography; liquid chromatography; low- and high-resolution mass spectrometry; sample preparation
Adsorption Methods for Environmental Purification
edited by and Najoua Labjar
submission deadline 10 Feb 2026 | 1 articles | Viewed by 1891 | Submission Open
Keywords: adsorption; pollutant removal; eco-friendly materials; nanostructured materials; adsorption mechanisms; kinetics
(This special issue belongs to the Section Environmental Separations)
Application of Chromatography in Bioactive Compound Analysis
edited by , Vesna Stankov-Jovanovic and Jelena S. Nikolić
submission deadline 10 Feb 2026 | 1 articles | Viewed by 1134 | Submission Open
Keywords: analytical method validation; sample preparation; antioxidant compounds; phytochemicals; chromatography; bioactive compounds; natural products; LC-MS; HPLC; GC-MS
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Materials from Biomass and Waste for Adsorption Applications submission deadline 15 Feb 2026 | 5 articles | Viewed by 12305 | Submission Open
Keywords: adsorption; biosorption; biomass; waste materials; materials modification; organic pollutants; inorganic pollutants; water purification; adsorption mechanism
(This special issue belongs to the Section Materials in Separation Science)
Advanced Materials for Heavy Metal Adsorption in Wastewater Treatment
edited by Jiahui Zhu and Huiquan Gu
submission deadline 20 Feb 2026 | Viewed by 193 | Submission Open
Keywords: adsorption; water treatment; heavy metal ion; membrane separation; nanomaterials
(This special issue belongs to the Section Separation Engineering)
Advanced Functional Materials and Membranes for Water Treatment
edited by and Li Yan
submission deadline 20 Feb 2026 | Viewed by 96 | Submission Open
Keywords: microfiltration; ultrafiltration; nanofiltration; forward osmosis; reverse osmosis; membrane distillation; ceramic membrane; membrane bioreactor
(This special issue belongs to the Section Materials in Separation Science)
Separation Technology for Metal Extraction and Removal
edited by Minhua Su, Changzhong Liao and Jinfeng Tang
submission deadline 10 Mar 2026 | 6 articles | Viewed by 10254 | Submission Open
Keywords: metal extraction; toxic metal/nuclides removal; waste-to-resources; water purification; process development; material development and application
(This special issue belongs to the Section Purification Technology)
Recent Advances in Gas Separation and Purification
edited by
submission deadline 10 Mar 2026 | 3 articles | Viewed by 4915 | Submission Open
Keywords: adsorption; absorption; membrane; catalysis; gas separation; gas purification; zeolite; active carbon; catalyst; PSA; TSA
(This special issue belongs to the Section Separation Engineering)
Efficient Extraction, Separation and Purification of Critical Metal Resources
edited by Meng Li, Ying Zhang, , Fanfan Zhang and Yun Liu
submission deadline 10 Mar 2026 | 3 articles | Viewed by 2400 | Submission Open
Keywords: critical metals; extraction; separation; purification; resource recycling; carbon reduction
Advances in Photocatalysis for Environmental Pollutant Removal
edited by
submission deadline 10 Mar 2026 | 1 articles | Viewed by 1326 | Submission Open
Keywords: photocatalysts; semiconductors; microstructure regulation; environmental pollutants; degradation; Fenton
(This special issue belongs to the Section Environmental Separations)
Current Status and Prospects of Environmentally Friendly Sludge Dewatering, Solidification and Stabilization Technology
edited by , Binqi Rao and
submission deadline 10 Mar 2026 | 1 articles | Viewed by 1072 | Submission Open
Keywords: sewage sludge; hazardous waste; dewatering; solidification; stabilization
(This special issue belongs to the Section Separation Engineering)
Advanced Separation Media and Technologies for Biomolecules
edited by
submission deadline 10 Mar 2026 | Viewed by 170 | Submission Open
Keywords: separation media; protein separation; antibody separation; nucleic acid separation; exosome isolation; virus-like particles; separation methods; liquid chromatography; solid-phase extraction; modelling
Functional Materials in Adsorption and Separation
edited by
submission deadline 10 Mar 2026 | Viewed by 119 | Submission Open
Keywords: adsorption; separation; functional materials; air purification; porous materials; environmental remediation; gas separation; water treatment
(This special issue belongs to the Section Materials in Separation Science)
Separation and Remediation of Environmental Pollutants Using Functional Materials
edited by Weichuan Qiao and
submission deadline 15 Mar 2026 | Viewed by 143 | Submission Open
Keywords: catalytic oxidation; catalytic reduction; purification; degradation; functional materials
(This special issue belongs to the Section Materials in Separation Science)
Sustainable Biological Removal and Separation Processes in Wastewater Treatment
edited by , and Guoqiang Liu
submission deadline 20 Mar 2026 | 3 articles | Viewed by 3610 | Submission Open
Keywords: wastewater treatment and reclamation; biological nutrient removal; separation and purification; emerging pollutant removal; carbon footprint mitigation; resource recovery
(This special issue belongs to the Section Environmental Separations)
Green Extraction Techniques for Bioactive Products from Natural Sources
edited by Katja Zocher, Nadia Boussetta and Christian Gusbeth
submission deadline 20 Mar 2026 | 1 articles | Viewed by 753 | Submission Open
Keywords: extraction; disruption; cell wall; solvent-free; sustainability; bioeconomy; natural products; metabolites; physical methods; microorganisms
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Recognition Materials and Separation Applications
edited by Shucheng Liu
submission deadline 20 Mar 2026 | 1 articles | Viewed by 685 | Submission Open
Keywords: extraction; molecular recognition; purification; sensors; adsorption; catalysis
(This special issue belongs to the Section Separation Engineering)
Research on Novel Separation Media and Separation/Analysis Technologies
edited by Qiongwei Yu and
submission deadline 20 Mar 2026 | 1 articles | Viewed by 684 | Submission Open
Keywords: gas phase chromatography; liquid phase chromatography; supercritical fluid chromatography; separation; purification; adsorption; identification; solid-phase extraction; liquid-phase extraction; derivatization
(This special issue belongs to the Section Separation Engineering)
Recent Developments in Chemical Analysis of Bioactive Constituents of Plants and Plant Extracts submission deadline 20 Mar 2026 | Viewed by 323 | Submission Open
Keywords: plant extract; bioactive constituents; food chemistry; method development; magnetic resonance spectroscopy; mass spectrometry; natural products
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Removal of Emerging Pollutants from the Environmental Matrices submission deadline 20 Mar 2026 | Viewed by 305 | Submission Open
Keywords: emerging pollutants (EPs); transformation products; wastewater treatment; micropollutants; toxicity; environmental protection; removal; sorption; separation
(This special issue belongs to the Section Environmental Separations)
Advanced Oxidation Processes (AOPs) for Resource Recovery and Disinfection Byproduct Control
edited by
submission deadline 20 Mar 2026 | Viewed by 194 | Submission Open
Keywords: heavy metal recovery; seawater hydrogen production; nitrogenous disinfection byproducts; halogenated disinfection byproducts; in situ groundwater treatment; ozone oxidation; photocatalytic oxidation; UV activation; catalytic membrane; electrochemical oxidation
(This special issue belongs to the Section Separation Engineering)
Advanced Separation Membranes in Environmental and Energy Fields
edited by and
submission deadline 20 Mar 2026 | Viewed by 96 | Submission Open
Keywords: membrane separation; advanced membrane materials; surface modification; membrane fabrication; wastewater treatment; hybrid membrane systems; membrane characterization
(This special issue belongs to the Section Materials in Separation Science)
Extraction and Characterization of Food Components submission deadline 31 Mar 2026 | 4 articles | Viewed by 8794 | Submission Open
Keywords: extraction; green extraction methods; optimization; bioactive compounds; nutrients; antioxidants; food matrix; food by-products; lipid extraction; characterization
(This special issue belongs to the Section Analysis of Food and Beverages)
Recent Advances in Rare Earth Separation and Extraction
edited by and Na Sui
submission deadline 31 Mar 2026 | 4 articles | Viewed by 4874 | Submission Open
Keywords: rare earths; solvent extraction; separation technology; extraction chromatography; recovery; low concentration enrichment; adsorption; calculations
(This special issue belongs to the Section Separation Engineering)
Novel Solvents and Methods in Distillation Process
edited by Qunsheng Li
submission deadline 31 Mar 2026 | 4 articles | Viewed by 2992 | Submission Open
Keywords: extractive distillation; distillation simulation; CFD simulation; Aspen simulation; mass transfer and separation; phase equilibrium research
(This special issue belongs to the Section Separation Engineering)
Selected Papers from the 29th International Symposium on Separation Sciences (ISSS 2025) submission deadline 31 Mar 2026 | Viewed by 254 | Submission Open
Keywords: chromatography; sample preparation techniques; environmental analysis; food analysis; pharmaceutical analysis; clinical analysis; forensic analysis; natural product analysis; industrial analysis; chemometrics  
Selected Papers from the 1st International Online Conference on Separations (IOCS2025)
edited by
submission deadline 31 Mar 2026 | Viewed by 239 | Submission Open
Keywords: green sample preparation; green solvents; chromatographic analysis; liquid chromatography; separation engineering; supercritical fluid; water treatment; resource recovery; membrane; adsorption
Back to TopTop