OOIR: Observatory of International Research

Papers

(The median citation count of Global Challenges is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Masthead: (Global Challenges 4/2023)	94
Techno−Economic Analysis and Multi‐Objective Optimization of Cross‐Flow Wind Turbines for Smart Building Energy Systems	86
Kinetic Insights into Methanol Synthesis from CO₂ Hydrogenation at Atmospheric Pressure over Intermetallic Pd₂Ga Catalyst	80
Functionalized MoO₃ Nanosheets for High‐Efficiency RhB Removal	78
Lipid Nanoparticle (LNP) ‐A Vector Suitable for Evolving Therapies for Advanced Hepatocellular Carcinoma (HCC)	76
Porous Fluorocarbon from Rice Husk for the Efficient Separation of Gases	51
CeO₂ Nanoparticles Seed Priming Increases Salicylic Acid Level and ROS Scavenging Ability to Improve Rapeseed Salt Tolerance (Global Challenges 7/2022)	45
Strawberry Protease as a Laundry Detergent Additive Candidate: Immobilization, Compatibility Study with Detergent Ingredients, and Washing Performance Test	39
Assembling the climate story: use of storyline approaches in climate‐related science	36
Green Coffee Bean Extract Assisted Facile Synthesis of Reduced Graphene Oxide and Its Dye Removal Activity	35
(Global Challenges 10/2021)	34
Advances in Nanohybrid Membranes for Dye Reduction: A Comprehensive Review	28
A Solar to Chemical Strategy: Green Hydrogen as a Means, Not an End	28
Lightweight Natural Fiber Insulation Boards Produced with Kapok Fiber (Ceiba Pentandra) and Polylactic Acid or Bicomponent Fiber as a Binder	28
On‐Site, On‐Demand 3D‐Printed Nasopharyngeal Swabs to Improve the Access of Coronavirus Disease‐19 Testing	27
Sustainable Strategies for Converting Organic, Electronic, and Plastic Waste From Municipal Solid Waste Into Functional Materials	27
	26
	26
Effective Separation of Cancer‐Derived Exosomes in Biological Samples for Liquid Biopsy: Classic Strategies and Innovative Development	25
A Perspective on Removal of Cyanotoxins from Water Through Advanced Oxidation Processes	23
Droplet Microfluidics for Tumor Drug‐Related Studies and Programmable Artificial Cells	22
	22
Masthead: (Global Challenges 1/2022)	22
Comparative Study of the Effective Properties of 0–3 and Gyroid Triply Periodic Minimal Surface Cement‐Piezocomposites	20
Silver Nanoparticle‐Mediated Antiviral Efficacy against Enveloped Viruses: A Comprehensive Review	19

	19
Bioinspired Interfacial Spontaneous Growth of ZnO Nanocatalysts onto Recycled Textiles as a Sustainable Approach for Water Purification	19
	18
Measurement of Carbon Emission Transfer in China's Construction Industry and Analysis of Spatial and Temporal Distribution of Carbon Emissions	18
The Biochar Derived from Carp for High‐Efficiency Solar Steam Generation and Water Purification (Global Challenges 1/2022)	18
Vanillin‐Derived Thermally Reprocessable and Chemically Recyclable Schiff‐Base Epoxy Thermosets	17
Masthead: (Global Challenges 9/2022)	17
A Long‐Lasting Skin Protectant Based on CG‐101, a Deep Eutectic Solvent Comprising Choline and Geranic Acid	17
New Insight into Mercury Removal from Fish Meat Using a Single‐Component Solution Containing cysteine	17
Waste to Wealth: Electrochemical Innovations in Hydrogen Production From Industrial Wastewater	16
Targeted Crystallization of Rare Earth Carbonate Polymorphs at Hydrothermal Conditions via Mineral Replacement Reactions	16
Challenges in Recycling Spent Lithium‐Ion Batteries: Spotlight on Polyvinylidene Fluoride Removal	16
Biodegradation in Composting Conditions of PBEAS Monofilaments for the Sustainable End‐Use of Fishing Nets	16
Biomedical Big Data Technologies, Applications, and Challenges for Precision Medicine: A Review	15
Optimization of Quercetin‐Assisted Silver Nanoparticles Synthesis and Evaluation of Their Hemocompatibility, Antioxidant, Anti‐Inflammatory, and Antibacterial effects	15
Advances and Applications of Metal‐Organic Frameworks (MOFs) in Emerging Technologies: A Comprehensive Review	15
(Global Challenges 8/2023)	14
Development of Graphene‐Based Materials in Bone Tissue Engineaering	14
Future Energy Breakthroughs: Implications for the Hydrocarbon Economies of the Arabian Gulf	14
(Global Challenges 5/2023)	13
Issue Information	13
	13
Photoelectrocatalysis for Hydrogen Evolution Ventures into the World of Organic Synthesis	12
From Lab to Field: Damp Heat Testing and its Implications for PV Module Service Lifetime	12
Sustainable Hydrogen Production, a Review of Methods, Types, Applications, Challenges, and Future Perspectives	12
Thermally Conductive Molten Salt for Thermal Energy Storage: Synergistic Effect of a Hybrid Graphite‐Graphene Nanoplatelet Filler	11
Fabrication of Novel Functional Cell‐Plastic Using Polyvinyl Alcohol: Effects of Cross‐Linking Structure and Mixing Ratio of Components on the Mechanical and Thermal Properties (Global Challenges 8/20	11
Opportunities and Challenges of Establishing a Regional Bio‐based Polylactic Acid Supply Chain (Global Challenges 7/2023)	10
Parameter Extraction of Single, Double, and Triple‐Diode Photovoltaic Models Using the Weighted Leader Search Algorithm	10
The Biochar Derived from Carp for High‐Efficiency Solar Steam Generation and Water Purification	10
Pinaceae Pine Resins (Black Pine, Shore Pine, Rosin, and Baltic Amber) as Natural Dielectrics for Low Operating Voltage, Hysteresis‐Free, Organic Field Effect Transistors	10
Dye Degradation, Antimicrobial Activity, and Molecular Docking Analysis of Samarium‐Grafted Carbon Nitride Doped‐Bismuth Oxobromide Quantum Dots	10
Masthead: (Global Challenges 1/2023)	10
Evaluation of Sustainability of a Prune Production Process from Farm to Fork Approach based on Thermodynamic Principles and Actual Operational Data	10
The Fragile State of Industrial Agriculture: Estimating Crop Yield Reductions in a Global Catastrophic Infrastructure Loss Scenario	10
Alpha‐Gal Syndrome: An Underrated Serious Disease and a Potential Future Challenge	10
ALA‐A2 Is a Novel Anticancer Peptide Inspired by Alpha‐Lactalbumin: A Discovery from a Computational Peptide Library, In Silico Anticancer Peptide Screening and In Vitro Experimental Validation	9
Adapting Neutralizing Antibodies to Viral Variants by Structure‐Guided Affinity Maturation Using Phage Display Technology	9
Navigating Performance Standards for Face Mask Materials: A Custom‐Built Apparatus for Measuring Particle Filtration Efficiency	9
	9
Tunable Fungal Monofilaments from Food Waste for Textile Applications	9
Sustainable LC3 Concrete in the Circular Economy: Assessment of Mechanical, Microstructural, and Durability Characteristics with Surkhi, Metakaolin, Nano‐Silica, and M‐Sand Blended Concrete	9
Reusable and Antibacterial Polymer‐Based Nanocomposites for the Adsorption of Dyes and the Visible‐Light‐Driven Photocatalytic Degradation of Antibiotics	9
Time‐Quantile and Frequency Response of Green Growth to Energy Vulnerability, Energy Uncertainty, and Geopolitical Risks	9
The COVID‐19 Menace	8
Current Challenges in Efficient Lithium‐Ion Batteries’ Recycling: A Perspective	8
	8
Comparison of Microplastic Pollution in Beach Sediment and Seawater at UNESCO Can Gio Mangrove Biosphere Reserve	8
Issue Information	7
Issue Information	7

Recycling and Degradation Pathways of Synthetic Textile Fibers such as Polyamide and Elastane	7
	7
A Mechanically Flexible Superhydrophobic Rock Wool Modified with Reduced Graphene Oxide‐Chloroperene Rubber for Oil‐Spill Clean‐Up	7
Fates of Emitted Particles Depending on Mask Wearing Using an Approach Validated Across Spatial Scales	7
Harnessing Cattail Biomass for Sustainable Fibers and Engineered Bioproducts: A Review	7
(Global Challenges 9/2021)	7
Microwave Assisted Selective Hydrolysis of Polyamides from Multicomponent Carpet Waste	7
	7
Modeling and Thermodynamic Studies of γ‐Valerolactone Production from Bio‐derived Methyl Levulinate	6
	6
Issue Information	6
Recent Progress of Droplet Microfluidic Emulsification Based Synthesis of Functional Microparticles	6
Heritage Conservation Future: Where We Stand, Challenges Ahead, and a Paradigm Shift	6
	6
Marketing Strategies in Nanomaterials for Sensor Applications: Bridging Lab to Market	6
Low Formaldehyde Binders for Mineral Wool Insulation: A Review	6
Freestanding Nitrogen‐Doped Carbons with Hierarchical Porosity for Environmental Applications: A Green Templating Route with Bio‐Based Precursors (Global Challenges 11/2021)	6
Microplastics in Malaysia's Aquatic Environment: Current Overview and Future Perspectives	6
Research on the Development of Rural Human Settlement Environment in the Upper Reaches of the Lancang River Based on Ecological Carrying Capacity Constraints	6
Microbial Desalination Cell for Sustainable Water Treatment: A Critical Review	6
Big Things, Small Packages: An Update on Microalgae as Sustainable Sources of Nutraceutical Peptides for Promoting Cardiovascular Health	6
Preparation and Evaluation of Rice Bran‐Modified Urea Formaldehyde as Environmental Friendly Wood Adhesive (Global Challenges 6/2021)	6
	5
	5
High‐Performance Isotropic Thermo‐Electrochemical Cells Using Agar‐Gelled Ferricyanide/Ferrocyanide/Guanidinium	5
Solar Drying for Domestic and Industrial Applications: A Comprehensive Review of Innovations and Efficiency Enhancements	5
Degradation of Orange G, Acid Blue 161, and Brillant Green Dyes Using UV Light‐Activated GA–TiO₂–Cd Composite	5
A Trihybrid Approach for Enhancing Crude Oil Recovery Using Effervescent‐Tablet‐Based Nanofluids	5
CeO₂ Nanoparticles Seed Priming Increases Salicylic Acid Level and ROS Scavenging Ability to Improve Rapeseed Salt Tolerance	5
Mitigating Urban Heat Islands (UHI) Through Vegetation Restoration: Insights From Mining Communities	5
Influence of Coal Gangue Powder on the Macroscopic Mechanical Properties and Microstructure of Recycled Aggregate Concrete	5
	5
(Global Challenges 6/2023)	5
An In‐Silico Study to Identify Relevant Biomarkers in Sepsis Applying Integrated Bulk RNA Sequencing and Single‐Cell RNA Sequencing Analyses	5
Cancer‐Derived Extracellular Vesicle ITGB2 Promotes the Progression of Triple‐Negative Breast Cancer via the Activation of Cancer‐Associated Fibroblasts	5
The Shifting Cultivation Juggernaut: An Attribution Problem (Global Challenges 8/2022)	4
Photocatalytic Hydrogen Production Using TiO₂‐based Catalysts: A Review	4
Masthead: (Global Challenges 7/2022)	4
Opportunities and Challenges of Establishing a Regional Bio‐based Polylactic Acid Supply Chain	4
Photoelectrocatalytic Hydrogen Generation: Current Advances in Materials and Operando Characterization	4
Investigation of Highly Active Carbon‐, Cobalt‐, and Noble Metal‐Free MnO₂/NiO/Ni‐Based Bifunctional Air Electrodes for Metal–Air Batteries with an Alkaline Electrolyte	4
A Soil Monitoring Law for Europe	4
Future of Nanotechnology in Food Industry: Challenges in Processing, Packaging, and Food Safety	4
Evaluation of Groundwater Potential Zones Using GIS‐Based Machine Learning Ensemble Models in the Gidabo Watershed, Ethiopia	4
Masthead: (Global Challenges 10/2021)	4
Sustainable Production Insight Through LCA and LCC Analysis of Injection Overmolded Structural Electronics Manufactured through Roll‐to‐Roll Processes	4
Harnessing the Power of Light: The Synergistic Effects of Crystalline Carbon Nitride and Ti₃C₂T_x MXene in Photocatalytic Hydrogen Production	4
Highly Efficient Multiscale Fog Collector Inspired by Sarracenia Trichome Hierarchical Structure	4
Toward Sustainable Composites: Graphene‐Modified Jute Fiber Composites with Bio‐Based Epoxy Resin	4
Institutional Quality in Green and Digital Transition of EU Regions – A Recovery and Resilience Analysis	4
Microwave Assisted Selective Hydrolysis of Polyamides from Multicomponent Carpet Waste (Global Challenges 7/2021)	4
Is Photocatalysis the Next Technology to Produce Green Hydrogen to Enable the Net Zero Emissions Goal?	4
	4
Mineral Plastics and Gels from Multi‐Arm Ionomers	3
Engineering Oxygen Vacancies in (FeCrCoMnZn)₃O_4‐δ High Entropy Spinel Oxides Through Altering Fabrication Atmosphere for High‐Performance Rechargeable Zinc‐Air Batteries	3
Controllable Doping of Mn into Ni_0.075‐xMn_xAl_0.025(OH)₂(CO₃)_0.0125·yH₂O for Efficient Adsorption of Fluoride Ions	3
Performance Impact of Lead‐Free CsSn_0.5Ge_0.5I₃ Based Perovskite Solar Cells with HTL‐Free Incorporation	3
(Global Challenges 2/2024)	3
The Shifting Cultivation Juggernaut: An Attribution Problem	3
Synthesis of N‐Doped Graphene Photo‐Catalyst for Photo‐Assisted Charging of Li‐Ion Oxygen Battery	3
Identification of Common Driver Gene Modules and Associations between Cancers through Integrated Network Analysis	3
IoT‐Based Hand Hygiene Compliance Monitoring System and Validation of Its Effectiveness in Hospital Environments	3
Green Synthesized Silver Nanoparticles: A Potential Antibacterial Agent, Antioxidant, and Colorimetric Nanoprobe for the Detection of Hg²⁺ Ions	3
Sustained Agricultural Spraying: From Leaf Wettability to Dynamic Droplet Impact Behavior	3
Masthead: (Global Challenges 6/2022)	3
Sustainable Strategies for Converting Organic, Electronic, and Plastic Waste From Municipal Solid Waste Into Functional Materials (Global Challenges 4/2025)	3
High Pressure Extraction as a Green Alternative to the Conventional Sunflower Oil (Helianthus annuus) Production Process – Extraction with Pressurized Ethanol in an Intermittent Process and wit	3
	3
Waste to Energy: Combustion, Performance, and Emission Characteristics of Waste Animal Fats/Diesel Blends Premixed with Various Alcohols as Port Fuels	3
Photocatalytic Degradation of Methylene Blue Dye using PANI‐CuFe₂O₄ Nano Composite	3
P–N Heterojunction System Eu‐Doped ZnO@GO for Photocatalytic Water Splitting	3
Nickel Oxide Decorated Halloysite Nanotubes as Sulfur Host Materials for Lithium–Sulfur Batteries	3
	3
Transforming the Water‐Energy Nexus in Gaza: A Systems Approach	2
Biophysics Role and Biomimetic Culture Systems of ECM Stiffness in Cancer EMT	2
Comment on “Sexism in Academia is Bad for Science and a Waste of Public Funding”	2
Masthead: (Global Challenges 6/2021)	2
Masthead: (Global Challenges 9/2023)	2
Food Waste Governance Architectures in Europe: Actors, Steering Modes, and Harmonization Trends	2
Masthead: (Global Challenges 8/2024)	2

A Forest‐Based Triboelectric Energy Harvester	2
The Effects of Bromine Additives on the Recyclability of Injection Molded Electronic Waste Polymers	2
Promising Pharmacological Interventions for Posterior Capsule Opacification: A Review	2
Progress, Key Issues, and Future Prospects for Li‐Ion Battery Recycling	2
Masthead: (Global Challenges 5/2021)	2
Transparent, Flexible, and Low‐Operating‐Voltage Resistive Switching Memory Based on Al₂O₃/IZO Multilayer	2
Mitigating Global Challenges: Harnessing Green Synthesized Nanomaterials for Sustainable Crop Production Systems	2
Preserving Cultural Diversity in Rural Africa Using Renewable Energy	2
Toward Ecofriendly Piezoelectric Ceramics—Reduction of Energy and Environmental Footprint from Conceptualization to Deployment	2
Land Use and Land Cover Change Detection Using the Random Forest Approach: The Case of The Upper Blue Nile River Basin, Ethiopia	2
Country‐Specific Participation Patterns in Transnational Governance Initiatives on Sustainability: Preliminary Insights and Research Agenda	2
Understanding the Role of Controlled Environments for Producing Mycelium‐bound Composites: Advancing Circular Practices for Integrating Biotechnology into the Construction Industry	2
	2
	2
Conditions for CaCO₃ Biomineralization by Trichoderma Reesei with the Perspective of Developing Fungi‐Mediated Self‐Healing Concrete	2
Superhydrophilic Interconnected Biomass‐Based Absorbers Toward High‐Speed Evaporation for Solar Steam Generation	2
Extreme Temperature Events in Kazakhstan and Their Impacts on Public Health and Energy Demand	2
Formal Anti‐Markovnikov Addition of Water to Olefins by Titanocene‐Catalyzed Epoxide Hydrosilylation: From Stoichiometric to Sustainable Catalytic Reactions	2
Boosting Water Retention in Agriculture: Vine Biochar‐Doped Hydrogels' Swelling and Germination Effects	1
Formulation and Characterization of Formaldehyde‐Free Chemically Modified Bone‐Based Adhesive for Lignocellulosic Composite Products	1
Updates on Hydrogen Value Chain: A Strategic Roadmap (Global Challenges 6/2024)	1
Safety Concerns for the Management of End‐of‐Life Lithium‐Ion Batteries	1
IFN‐γ and IL‐10 Immunosensor with Vertically Aligned Carbon Nanotube Interdigitated Electrodes toward Pen‐Side Cattle Paratuberculosis Monitoring	1
	1
Contagion in Global Stock Markets during the COVID‐19 Crisis	1
Masthead: (Global Challenges 7/2021)	1
Masthead: (Global Challenges 1/2024)	1
Immobilization of Bi₂WO₆ on Polymer Membranes for Photocatalytic Removal of Micropollutants from Water – A Stable and Visible Light Active Alternative	1
Updates on Hydrogen Value Chain: A Strategic Roadmap	1
How to Improve Sustainability in Fused Filament Fabrication (3D Printing) Research?	1
COVID‐19 and Pregnancy: A Case Study	1
(Global Challenges 3/2023)	1
Synthesis and Evaluation of 3D Nitrogen Doped Reduced Graphene Oxide (3D N@rGO) Macrostructure for Boosted Solar Driven Interfacial Desalination of Saline Water	1
Advances in Porous Structure Design for Enhanced Piezoelectric and Triboelectric Nanogenerators: A Comprehensive Review	1
Organoleptic and Physicochemical Properties of Soy‐Milk Yoghurt Enriched withMoringa OleiferaRoot Powder	1
Masthead: (Global Challenges 8/2021)	1
Sustainable Reuse and Recycling of Spent Li‐Ion batteries from Electric Vehicles: Chemical, Environmental, and Economical Perspectives	1
Amplifying Lateral Flow Assay Signals for Rapid Detection of COVID‐19 Specific Antibodies	1
(Global Challenges 2/2022)	1
	1
(Global Challenges 3/2022)	1
Advancing Economical and Environmentally Conscious Electrification: A Comprehensive Framework for Microgrid Design in Off‐Grid Regions	1
Rosemary‐Mediated Green Synthesis of ZnO Nanoparticles and their Integration into Hydrogel Matrices: Evaluating Effects on Wheat Growth and Antibacterial Properties	1
A Preliminary Assessment of Global CO₂: Spatial Patterns, Temporal Trends, and Policy Implications	1
Exploring Reusability of Disposable Face Masks: Effects of Disinfection Methods on Filtration Efficiency, Breathability, and Fluid Resistance	1
Synthesis, Characterization, and Photocatalytic Activity of Magnetically Separable Fe₃O₄@SiO₂@ZnO–Ag Composite Photocatalyst	1
Effect of Poling on Photocatalysis, Piezocatalysis, and Photo–Piezo Catalysis Performance of BaBi₄Ti₄O₁₅ Ceramics	1
A State‐of‐Art Review of the Metal Oxide‐Based Nanomaterials Effect on Photocatalytic Degradation of Malachite Green Dyes and a Bibliometric Analysis	1
Photovoltaic Materials and Their Path toward Cleaner Energy	1
Imogolite Nanotubes and Their Permanently Polarized Bifunctional Surfaces for Photocatalytic Hydrogen Production	1
Masthead: (Global Challenges 8/2022)	1
Toward Understanding the Environmental Risks of Combined Microplastics/Nanomaterials Exposures: Unveiling ZnO Transformations after Adsorption onto Polystyrene Microplastics in Environmental Solutions	1
Retraction: Sanal Flow Choking: A Paradigm Shift in Computational Fluid Dynamics Code Verification and Diagnosing Detonation and Hemorrhage in Real‐World Fluid‐Flow Systems	1
Characterization of Heavy Metal Ions Removal from Water by Improved Cuttlebone Powder with Magnetic Fe₃O₄ Nanoparticle as a Bioadsorbent	1
(Global Challenges 9/2022)	1
Curcumin's Protective Role in Heatstroke‐Induced Acute Liver Injury: Targeting Pyroptosis and Enhancing SIRT1 Expression	1
The Spatiotemporal Dynamics of Land Use Land Cover Change, and Its Impact on Soil Erosion in Tagaw Watershed, Blue Nile Basin, Ethiopia	1
Potential of Seaweeds to Mitigate Production of Greenhouse Gases during Production of Ruminant Proteins	1
Crop Diversification for Ensuring Sustainable Agriculture, Risk Management and Food Security	1
Esterified Lignin from Construction and Demolition Waste (CDW) as a Versatile Additive for Polylactic‐Acid (PLA) Composites—The Effect of Artificial Weathering on its Performance	1
Reusing Waste Coffee Grounds as Electrode Materials: Recent Advances and Future Opportunities (Global Challenges 1/2023)	1
Carbon Storage Tanker Lifetime Assessment	1