OOIR: Observatory of International Research

Papers

(The median citation count of Sustainable Environment Research is 4. 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 2021-03-01 to 2025-03-01.)

Article	Citations
A review on the thermochemical reaction mechanisms for distiller pyrolysis process	124
Structure and photocatalytic activity of maleic anhydride-functionalized TiO2 nanoparticles by a simple method	61
Optimization of metal dopant effect on ZnO nanoparticles for enhanced visible LED photocatalytic degradation of citalopram: comparative study and application to pharmaceutical cleaning validation	57
Enhanced photocatalytic performance of Nb doped TiO2/reduced graphene oxide nanocomposites over rhodamine B dye under visible light illumination	42
Microbial community dynamics in electroactive biofilms across time under different applied anode potentials	38
Nb2O5 monolith as an efficient and reusable catalyst for textile wastewater treatment	35
Optimization and kinetics studies of biodiesel synthesis from Jatropha curcas oil under the application of eco-friendly microwave heating technique: an environmentally benign and sustainable bio-waste	34
Chemotherapeutic drugs in Lebanese surface waters: estimation of population exposure and identification of high-risk drugs	34
Photocatalytic degradation of azithromycin formulation in aqueous solution by doped titanium dioxide/fiberglass-rubberized silicone photocatalytic membrane	29
Synergistic degradation of Methylene Blue by novel Fe-Co bimetallic catalyst supported on waste silica in photo-Fenton-like system	29
Recovery of cobalt and copper from single- and co-contaminated simulated electroplating wastewater via carbonate and hydroxide precipitation	26
Adsorption properties of sugarcane bagasse and corn cob for the sulfamethoxazole removal in a fixed-bed column	25
Hollow and oval-configured ultrafine Co3O4 as a highly-efficient activator of monopersulfate for catalytic elimination of Azorubin S	24
A novel multicriteria assessment framework for evaluating the performance of the EU in dealing with challenges of the low-carbon energy transition: an integrated Fermatean fuzzy approach	23
Enhancing solar still performance with Plexiglas and jute cloth additions: experimental study	21
Comprehensive nontargeted analysis of fluorosurfactant byproducts and reaction products in wastewater from semiconductor manufacturing	20
Synergizing MBR and MCDI systems as a sustainable solution for decentralized wastewater reclamation and reuse	19
Chitosan impregnation of coconut husk biochar pellets improves their nutrient removal from eutrophic surface water	18
Efficient isolation of keratin from protein-rich waste biomass: a practical approach to minimize environmental impact and valorize waste biomass	17
Machine-learning-estimation of high-spatiotemporal-resolution chlorophyll-a concentration using multi-satellite imagery	16
Co-cultivation, metal stress and molasses: strategies to improving exopolymeric yield and metal removal efficacy	16
Biochar synthesis from mineral and ash-rich waste biomass, part 2: characterization of biochar and co-pyrolysis mechanism for carbon sequestration	16
Efficient chemical stabilization of tannery wastewater pollutants in a single step process: Geopolymerization	16
Co-thermal degradation characteristics of rice straw and sewage sludge	15
Volatilization of benzene on soil surface under different factors: evaluation and modeling	15

Life cycle assessment of a 33.7 MW solar photovoltaic power plant in the context of a developing country	15
Performance and control of a reverse osmosis unit integrated with Pelton Wheel to supply emergency electric loads under various operating conditions	15
Measuring circularity potential for medical waste management – a dynamic circularity performance analysis	15
Characteristics and kinetics study of spherical cellulose nanocrystal extracted from cotton cloth waste by acid hydrolysis	15
Assessment of 24-h moving average PM2.5 concentrations in Bangkok, Thailand against WHO guidelines	13
Hazard ranking of wastewater sources in a highly polluted river in northern Taiwan by using positive matrix factorization with metal elements	13
Effect of carbon-to-nitrogen ratio on high-rate nitrate removal in an upflow sludge blanket reactor for polluted raw water pre-treatment application	13
Food waste supply and behaviour towards its alternative uses in Kampala city, Uganda	12
Supply of bioelectricity from sugarcane bagasse in Brazil: a space–time analysis	11
Labile graphitic monolayers as a partition phase for containment of organic chemicals by graphene-based nanomaterials	11
Leveraging technology for waste sustainability: understanding the adoption of a new waste management system	11
Human metabolic effects of BPA and the application of a hybrid photocatalytic membrane for BPA contaminated water	10
Recycling of brass melting slag through the high-temperature oxidation-leaching process	10
Towards biowastes valorization: Peanut shell as resource for quality chemicals and activated biochar production	10
Recovery and purification of kish graphite from steelmaking dust by using acid leaching with physical auxiliary methods	10
Extraction of arsenic from fine dust of copper smelters by reduction roasting with natural gas	9
Low-temperature conversion of Fe-rich sludge to KFeS2 whisker: a new flocculant synthesis from laboratory scale to pilot scale	9
Minimization of algogenic organic matter from cyanobacteria-laden water by electrochemical oxidation: molecular degradation signature of disinfection by-products precursors by electro-oxidation and el	9
Effects of the COVID-19 pandemic on public bus occupancy and real-world tailpipe emissions of gaseous pollutants per passenger kilometer traveled	9
A review on chemical precipitation in carbon capture, utilization and storage	9
Phosphorus in waste sources in Southern Vietnam: potential for recovery	8
Vertical distribution of microplastics in the sediment profiles of the Lake Taihu, eastern China	8
Enhanced adsorption of phenol using EDTA-4Na- and KOH-modified almond shell biochar	8
An integrated quantitative framework for exploring sustainable scenarios in urban agriculture planning	8
Physicochemical, microbiological characterization and phytotoxicity of digestates produced on single-stage and two-stage anaerobic digestion of food waste	8
A comparison of methods for assessing groundwater vulnerability in karst aquifers: the case study of Terminio Mt. aquifer (Southern Italy)	8
Combination of rGO/S, N/TiO2 for the enhancement of visible light-driven toluene photocatalytic degradation	8
Retraction Note: Phycoremediation of automobile exhaust gases using green microalgae: a twofold advantage for pollutant removal and concurrent biomass/lipid yields	8
Correction to: Eutrophication factor analysis using Carlson trophic state index (CTSI) towards non-algal impact reservoirs in Taiwan	8
Model-based assessment of interbasin groundwater flow in data scarce areas: the Gallocanta Lake endorheic watershed (Spain)	8
Assessment of constructed wetland projects as a multifunction landscape: a case study in Egypt	8
Sulfolane degrading bacteria from petrochemical plant: activated sludge enrichment, isolation and characterization	8
Biogenic surfactant mediated facile synthesis of visible light sensitized Zn/Mg co-doped TiO2 nanomaterials – a green approach: evaluation of photocatalytic activity by degradation of Amido Black 10B	8
Assessment of surface water quality and monitoring in southern Vietnam using multicriteria statistical approaches	7
Honeycomb wet scrubber for acidic gas control: modeling and long-term test results	7
Emission characterizations and environmental impacts of off-road vehicles	7
Hydrothermal synthesis of zeolites from residual waste generated via indirect carbonation of coal fly ash	7
Photodegradation of six selected antipsychiatric drugs; carbamazepine, sertraline, amisulpride, amitriptyline, diazepam, and alprazolam in environment: efficiency, pathway, and mechanism—a review	7
The life-cycle assessment of greenhouse gas emissions and life-cycle costs of e-waste management in Thailand	6
Human health risk assessment from exposure to multiple sources of Hexabromocyclododecanes (HBCDs) in Taiwan	6
Facile synthesis of reduced graphene oxide by Tecoma stans extracts for efficient removal of Ni (II) from water: batch experiments and response surface methodology	6
Specifically designed 10-Fe1Mn1-USY hydrophobicity material for acetone adsorption under high humidity condition	5
Assessment and analysis of polydimethylsiloxane-coated solar photovoltaic panels for cost-efficient solutions	5
Chitosan@TiO2 composites for the adsorption of copper(II) and antibacterial applications	5
Performance of horizontal flow constructed wetland for secondary treatment of domestic wastewater in a remote tribal area of Central India	5
Recycling disposable bamboo chopstick waste as a renewable energy resource: Case study in Khon Kaen University, Thailand	5
Multicriteria decision-making tool for investigating the feasibility of the green roof systems in Egypt	5
Performance evaluation of resin wafer electrodeionization for cooling tower blowdown water reclamation	5
Specifically designed amine functional group doped sludge biochar for inorganic and organic arsenic removal	4
A simple method to valorize silica sludges into sustainable coatings for indoor humidity buffering	4

Research on co-disposal and utilization of ferrous packaging containers contaminated with hazardous wastes by steel converter	4
Microbial community composition, dynamics, and biogeochemistry during the start-up of a partial nitritation-anammox pathway in an upflow reactor	4
Effect of coupling primary sedimentation tank (PST) and microscreen (MS) to remove particulate organic carbon (POC): a study to mitigate energy demand in municipal wastewater treatment plants	4
Electrochemical degradation of methylene blue accompanied with the reduction of CO2 by using carbon nanotubes grown on carbon fiber electrodes	4
Quantitative determination of energy potential of refuse derived fuel from the waste recovered from Indian landfill	4
Biochar-promoted methane production and mitigation of acidification during thermophilic anaerobic co-digestion of food waste with crude glycerol: comparison with re-inoculation	4
Developing decision model and sustainable mapping to screen the efficiency of brownfield redevelopment based on socioeconomic open data	4
Improving household water treatment: using zeolite to remove lead, fluoride and arsenic following optimized turbidity reduction in slow sand filtration	4
Carbon reduction of plastic’s circular strategies: tracking the effects along supply chains with waste input–output modeling	4
A life cycle assessment of drilling waste management: a case study of oil and gas condensate field in the north of western Siberia, Russia	4
Understanding the environmental impacts of facemasks: a review on the facemask industry and existing life cycle assessment studies	4
Alkaline-enhanced boehmite catalysts for catalytic hydrolysis of carbonyl sulfide at low temperature	4
Reduced graphene oxide/TiO2/NiFe2O4 nanocomposite as a stable photocatalyst and strong antibacterial agent	4
Bone char modification by iron to improve its capacity for adsorbing fluoride from an aqueous solution	4