Special Issues

Separations runs special issues to create collections of papers on specific topics. The aim is to build 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 in the subject and oversee the editorial process for papers. Papers published in a Special Issue will be collected together on a dedicated page of the journal website. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Membrane Processes for Water Purification and Desalination
edited by
submission deadline 10 Feb 2023 | Viewed by 106 | Submission Open
Keywords: freshwater and drinking water; membrane fabrication for water purification; theoretical modeling; membrane contactors; membrane distillation; catalytic reactors; bioreactors; reverse osmosis; electrodialysis; nanofiltration
(This special issue belongs to the Section Environmental Analysis)
Research on Sustainable Extraction and Purification of Compounds submission deadline 10 Feb 2023 | 2 articles | Viewed by 2373 | Submission Open
Keywords: Green solvents; Biorefinery; Extraction methods; Purification methods; Solvent recycling; Integrated processes; Circular economy; Biocompatible solutions; Natural-based applications
(This special issue belongs to the Section Materials in Separation Science)
Advances in Chromatographic Analysis of Bioactive Compounds
edited by
submission deadline 10 Feb 2023 | 5 articles | Viewed by 4232 | Submission Open
Keywords: bioactive compounds; gas chromatography; liquid chromatography; hyphenated techniques; nanomaterials; natural products; chiral separation
(This special issue belongs to the Section Chromatographic Separations)
Recent Advances in Metal Separations and Recovery
edited by Ismail Md. Mofizur Rahman
submission deadline 10 Feb 2023 | Viewed by 276 | Submission Open
Keywords: metal separations; metal recovery; metal removal; waste processing; analytical applications; wastewater treatment; 3R (reduce; reuse & recycle); technology metals; precious metals; rare earth elements; rare metals
(This special issue belongs to the Section Environmental Analysis)
Component Identification and Toxicity Analysis of Environmental Pollutants submission deadline 10 Feb 2023 | 3 articles | Viewed by 2994 | Submission Open
Keywords: emerging contaminants; heave metals; source identification; behavior and fate; toxicity; risk assessment; regulation policy
(This special issue belongs to the Section Environmental Analysis)
Advanced Methods for Extraction and Determination of Metals and Trace Elements in Food and Environmental Samples submission deadline 10 Feb 2023 | 2 articles | Viewed by 1025 | Submission Open
Keywords: ion-imprinted polymers; advanced nanomaterials; solid-phase extraction; liquid– liquid microextraction; food samples; environmental analysis; non-chromatographic separation; green chemistry; atomic spectrometry; speciation; electrochemistry
(This special issue belongs to the Section Analysis of Food and Beverages)
Applications of Porous Materials in Adsorption
edited by
submission deadline 10 Feb 2023 | 3 articles | Viewed by 1773 | Submission Open
Keywords: porous materials; porous carbons; adsorption; pollutants; CO2 storage; MOFs; molecular sieves; mesoporous silicon; aerogel
(This special issue belongs to the Section Materials in Separation Science)
Removal of Metals or Other Toxic Substances from Wastewaters by Natural Sorbents submission deadline 15 Feb 2023 | 1 articles | Viewed by 647 | Submission Open
Keywords: adsorption; biomass; resource recovery; heavy metals; emerging pollutants; waste; upcycling; circular economy
(This special issue belongs to the Section Environmental Analysis)
Counter-Current Chromatography in Natural Products Isolation
edited by
submission deadline 20 Feb 2023 | Viewed by 176 | Submission Open
Keywords: counter-current chromatography; natural products; indigenous drugs; traditional medicines; separation; purification
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Food Volatilomics: Separation and Extraction of Food Aromatic Compounds
edited by
submission deadline 20 Feb 2023 | Viewed by 213 | Submission Open
Keywords: volatiles; aroma/ flavor; sensory/ organoleptic; medicinal herbs; health/ bioactivity; essential oils; natural products/ phytochemistry; GC-MS; SPME; SBSE
(This special issue belongs to the Section Analysis of Food and Beverages)
Application of Ionic Liquids in Separation Science submission deadline 20 Feb 2023 | 2 articles | Viewed by 973 | Submission Open
Keywords: ionic liquids; extraction; separation; purification; liquid phase; solid phase; gas phase
(This special issue belongs to the Section Materials in Separation Science)
Recent Research on Extraction and Separation of Ionic Liquids
edited by
submission deadline 20 Feb 2023 | 3 articles | Viewed by 3055 | Submission Open
Keywords: ionic liquids; supported ionic liquids; extraction; separation; purification; enrichment; pretreatment before quantitation; bioactive constituents; hazard substances; fine chemicals; biological samples
(This special issue belongs to the Section Purification Technology)
Application of Chromatography and Different Extraction Techniques in Analysis of Polyphenolic Compounds submission deadline 20 Feb 2023 | 4 articles | Viewed by 6446 | Submission Open
Keywords: polyphenolic compounds; plants; food; extraction techniques; liquid chromatography; mass spectrometry
(This special issue belongs to the Section Analysis of Food and Beverages)
Chemical and Biological Technology Applied in Natural Food Products Analysis submission deadline 20 Feb 2023 | 1 articles | Viewed by 1002 | Submission Open
Keywords: natural food products; chemical composition; biological properties; food safety; risk assessment; food quality; chromatography techniques; spectroscopic methods
(This special issue belongs to the Section Analysis of Food and Beverages)
Removal of Emerging Pollutants and Environmental Analysis submission deadline 20 Feb 2023 | 5 articles | Viewed by 2834 | Submission Open
Keywords: emerging pollutants; separation methods; analysis techniques; quality of environmental components; wastewater; pollution prevention
(This special issue belongs to the Section Environmental Analysis)
New Trends on Separation and Extraction of Bioactive Compounds and Respective Applications submission deadline 28 Feb 2023 | Viewed by 214 | Submission Open
Keywords: bioactive compounds; essential oils; bio-waste; extraction; supercritical fluid extraction using carbon dioxide; high-added value products
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Innovative Applications of Nanocomposite Membranes submission deadline 28 Feb 2023 | Viewed by 68 | Submission Open
Keywords: polymer nanocomposites; gas separation; structure-properties relation; new membrane materials; simulation and modeling; syngas separation; biogas separation; CO2 reforming; hydrogen recovery
(This special issue belongs to the Section Materials in Separation Science)
Recent Advances in Membrane Technologies for Water/Wastewater Treatment submission deadline 28 Feb 2023 | 1 articles | Viewed by 598 | Submission Open
Keywords: membrane process; water treatment; wastewater treatment; membrane fabrication; membrane application; membrane fouling; membrane cleaning
(This special issue belongs to the Section Environmental Analysis)
Development and Application of Novel Membrane Materials and Membrane Processes
edited by
submission deadline 28 Feb 2023 | Viewed by 47 | Submission Open
Keywords: oil-water separation membrane; water desalination; wastewater treatment; antifouling membrane; fresh water membrane
(This special issue belongs to the Section Materials in Separation Science)
Novel Sample Preparation Approaches for the Determination of Drugs submission deadline 28 Feb 2023 | Viewed by 183 | Submission Open
Keywords: pharmaceutical analysis; drug analysis; bioanalytical methods; drug residues; food analysis; environmental analysis; sample preparation; novel materials; microextraction; green analytical chemistry
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Separation and Analysis of Micro- and Nanoplastics in the Environment submission deadline 28 Feb 2023 | 3 articles | Viewed by 2111 | Submission Open
Keywords: microplastics; nanoplastics; monitoring; separation methods; remediation of polluted environment; degradation; biodegradation; interaction between micro/nanoplastics and other environmental pollutants
(This special issue belongs to the Section Environmental Analysis)
Isolation and Identification of Natural Products from Marine Organisms
edited by
submission deadline 28 Feb 2023 | Viewed by 190 | Submission Open
Keywords: natural products; marine organism; chromatographic techniques; analytical methods; extraction techniques; techniques of separation; quantitative analysis; structure elucidation; metabolomics
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Research on Coupling of Electrochemical-Membrane Separation
edited by
submission deadline 28 Feb 2023 | 1 articles | Viewed by 617 | Submission Open
Keywords: Electrochemical– membrane separation; Coupled separation membrane; Membrane processes; Nanofiltration; Membrane distillation; Electrodialysis; Electrochemical decontamination; Electrochemical metallurgy; Electrochemical detection; Ion separation
(This special issue belongs to the Section Materials in Separation Science)
Recent Advances in Purification and Separation of Oil and Gas Resources
edited by Hui Sun
submission deadline 10 Mar 2023 | Viewed by 107 | Submission Open
Keywords: energy sources; hydrocarbon; natural gas; paraffin; olefin; aromatics; separation; purification; desulfurization; decarbonization
(This special issue belongs to the Section Analysis of Energies)
Isolation and Identification of Active Natural Products submission deadline 10 Mar 2023 | Viewed by 155 | Submission Open
Keywords: isolation of natural products; chromatographic separation techniques; non-chromatographic separation techniques; advanced isolation techniques; eco-friendly isolation methods; identification of natural products; spectroscopy; bioactive compounds; bio-guided isolation
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Recent Advances in Green Sample Preparation Techniques submission deadline 10 Mar 2023 | 2 articles | Viewed by 2444 | Submission Open
Keywords: Microextraction techniques; Sample preparation; Green analytical chemistry (GAC); Targeted and untargeted analysis; Bioanalysis; Mass spectrometry; Environmental analysis; Food analysis
(This special issue belongs to the Section Environmental Analysis)
Advanced Strategies and High Throughput in Analytical Sample Preparation submission deadline 10 Mar 2023 | 4 articles | Viewed by 3216 | Submission Open
Keywords: ionic liquids; polymers; nanomaterials; metal– organic frameworks; novel solvents; microextraction; miniaturization; green methods; automation; parallel extraction
(This special issue belongs to the Section Materials in Separation Science)
Characterization of Functional Foods by Chromatographic and Electrophoretic Methods
edited by
submission deadline 10 Mar 2023 | 1 articles | Viewed by 2186 | Submission Open
Keywords: food ingredients; bioactive compounds; extraction; chemical analysis; chromatography; electrophoresis method; mass spectrometry; separation technology
(This special issue belongs to the Section Analysis of Food and Beverages)
Dispersive Extraction Techniques: New Strategies and Applications
edited by
submission deadline 10 Mar 2023 | Viewed by 259 | Submission Open
Keywords: dispersive liquid– liquid microextraction; dispersive solid-phase extraction; matrix solid-phase dispersion; microextraction techniques; nanomaterials; biological applications; pharmaceutical and cosmetics; food analysis
(This special issue belongs to the Section Purification Technology)
Development of Materials for Separation and Detection of Metals and Chemicals
edited by
submission deadline 10 Mar 2023 | 1 articles | Viewed by 867 | Submission Open
Keywords: sensors; adsorption; solid phase separation; selective recognition; innovative materials
(This special issue belongs to the Section Materials in Separation Science)
Early Career Stars in Analysis of Natural Products and Pharmaceuticals submission deadline 15 Mar 2023 | 6 articles | Viewed by 6388 | Submission Open
Keywords: natural products; pharmaceuticals; separation techniques; chemical analysis
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Research on Separation Performance of Separator
edited by
submission deadline 15 Mar 2023 | 8 articles | Viewed by 7136 | Submission Open
Keywords: multiphase flow separation engineering and equipment; multiphase flow and transfer heavy/inferior crude oil pretreatment; environmental protection technology and equipment; process enhancement and system integration of petrochemical equipment
(This special issue belongs to the Section Analysis of Energies)
Recent Advances in Carbon Capture submission deadline 20 Mar 2023 | 2 articles | Viewed by 1166 | Submission Open
Keywords: CO2 capture; post-combustion separation; pre-combustion separation; alkanolamines; amines; chemical absorption; physical absorption; adsorption on surfaces; membrane separation; chemical looping; phase equilibrium; equations of state; thermophysical properties; process design; novel solvents; phase separation solvents
(This special issue belongs to the Section Analysis of Energies)
Emerging Composite Materials for Environmental Pollutants Removal submission deadline 20 Mar 2023 | Viewed by 143 | Submission Open
Keywords: removal; composite materials; environmental pollutants; high surface; emerging materials
(This special issue belongs to the Section Environmental Analysis)
Progress in the Fabrication, Characterization and Application of Asymmetrical Membrane
edited by Feiyun Sun, Dingyu Xing and
submission deadline 20 Mar 2023 | 2 articles | Viewed by 3430 | Submission Open
Keywords: ultrafiltration; nanofiltration; membrane fabrication; membrane characterization; wastewater treatment; water purification; membrane application
(This special issue belongs to the Section Materials in Separation Science)
Chromatography and Mass Spectrometry for Forensic Analysis
edited by
submission deadline 20 Mar 2023 | Viewed by 65 | Submission Open
Keywords: analytical toxicology; biological samples; chromatography; drug analysis; drugs of abuse; forensic toxicology; mass spectrometry; pharmaceuticals
(This special issue belongs to the Section Forensics/Toxins)
Isolation, Elucidation and Synthesis of Bioactive Natural Products submission deadline 20 Mar 2023 | 5 articles | Viewed by 2648 | Submission Open
Keywords: bioactive compounds; natural products; chromatography methods; spectroscopy techniques; structural elucidation; synthesis; bioassay
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Separation Processes for Effective Removal of Emerging Contaminants from Water and Wastewater submission deadline 23 Mar 2023 | 7 articles | Viewed by 6319 | Submission Open
Keywords: emerging contaminants; separation processes; water treatment; membrane technology; adsorption; oxidation; filtration; biological-based systems
(This special issue belongs to the Section Analysis of Energies)
Chemical Analysis and Biological Activity of Compounds in Plants submission deadline 31 Mar 2023 | 4 articles | Viewed by 2213 | Submission Open
Keywords: Phytochemical analysis; Chromatography; Spectrophotometry; Biological activity; Antioxidant capacity; Antibacterial effect; Enzyme inhibition; Plant-origin bioactive compounds; Plants
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Comprehensive Analysis of Toxin Contamination: Detection and Removal from Aqueous Solution submission deadline 31 Mar 2023 | Viewed by 121 | Submission Open
Keywords: mycotoxins; aqueous environments; occurrence; analytical methods; toxicity; bio terrorism
(This special issue belongs to the Section Purification Technology)
Current Advances in Desalination and Water Reuse submission deadline 31 Mar 2023 | Viewed by 120 | Submission Open
Keywords: desalination; sustainability; hybrid processes; thermoeconomic analysis; LCA; performance ratio; pretreatment; brine rejection; efficient desalination; energy recoveries
(This special issue belongs to the Section Purification Technology)
Extraction and Analysis of Emerging Environmental Pollutants submission deadline 31 Mar 2023 | 3 articles | Viewed by 1878 | Submission Open
Keywords: emerging environmental pollutants; extraction method; non-target screening; transport process; pollution control; model simulation; risk assessment; meta-analysis; machine learning; policy
Latest Adsorbent for the Adsorption, Removal or Recovery of Environmental Pollutants
edited by
submission deadline 31 Mar 2023 | Viewed by 179 | Submission Open
Keywords: separation processes; adsorption; ion exchange; environmental pollutant removal; regeneration; synthetic and natural adsorbents
(This special issue belongs to the Section Environmental Analysis)
Development of Membranes for Ion Separation
edited by
submission deadline 31 Mar 2023 | Viewed by 107 | Submission Open
Keywords: selective ion separation; energy-efficient separation; ion flux and selectivity; biological ion channels; confined effect; specific ion selectivity; bioinspired membranes
(This special issue belongs to the Section Materials in Separation Science)
Application of Photocatalytic Degradation in Pollutants Removal submission deadline 31 Mar 2023 | Viewed by 112 | Submission Open
Keywords: photocatalysts; CO2 removal and conversion; waste treatment; nanoparticles; organic pollutants removal; dyes removal; heavy metals removal; pharmaceuticals waste; composite photocatalysts; photocatalytic membranes
(This special issue belongs to the Section Environmental Analysis)
Research on Multiphase Flow and Separation Performance of Cyclone Separator
edited by , and Faqi Zhou
submission deadline 31 Mar 2023 | 2 articles | Viewed by 918 | Submission Open
Keywords: gas-solid separation; cyclone separator; swirl tube cyclones; separation performance; failure analysis; multiphase flow; swirl flow
Extraction, Isolation and Determination of Drugs, Metabolites and (Bio)Markers in Complex Matrices submission deadline 31 Mar 2023 | 3 articles | Viewed by 6021 | Submission Open
Keywords: Sample pretreatment; Extraction techniques; Instrumental methods; Active compounds; Metabolites; Biomarker analysis; Purification; Miniaturization; Automation; Method validation; Chromatography; Electrophoresis; Mass spectrometry; Spectroscopy
Novel Separation and Chromatographic Analysis Methods for Nutraceutical and Medicinal Compounds
edited by
submission deadline 10 Apr 2023 | Viewed by 133 | Submission Open
Keywords: dietary supplements; fortified foods; functional foods; nutraceuticals; medicinal compounds; chromatographic methods; sample preparation; biomarkers; metabolic profiling
(This special issue belongs to the Section Analysis of Natural Products and Pharmaceuticals)
Environmental Pollution and Advanced Remediation Strategies submission deadline 10 Apr 2023 | 1 articles | Viewed by 714 | Submission Open
Keywords: soil and water pollution; analysis; heavy metals; biochar; remediation
(This special issue belongs to the Section Environmental Analysis)
Recent Advances in Separation and Recovery of Metals submission deadline 10 Apr 2023 | Viewed by 37 | Submission Open
Keywords: liquid– liquid extraction; metals; ionic liquid; transition metals; heavy metal extraction; hydrometallurgy
(This special issue belongs to the Section Environmental Analysis)
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