OOIR: Observatory of International Research

Papers

(The H4-Index of Water Science and Technology is 29. 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 2021-02-01 to 2025-02-01.)

Article	Citations
Monitoring and control of smart urban drainage systems using NB-IoT cellular sensor networks	82
Development of Bi2WO6 and Bi2O3 − ZnO heterostructure for enhanced photocatalytic mineralization of Bisphenol A	80
Urban rainfall characteristics and permeable pavement structure optimization for sponge road in North China	79
Promoting azo dye decomposition in natural molybdenite activated peroxymonosulfate process by low concentration of ferrous ions	73
Enhancing the ability of two kinds of oil-degrading bacteria to treat oily sludge by optimising the growth conditions using a response surface methodology	60
An appraisal of nutrient status and productivity with emphasis on phytoplankton assemblage in Karamana River, Kerala, India	56
Assessing the characteristics of different-sized particles in the first flush of roof runoff	50
Resource recovery of water treatment plant sludge and river sediment as phosphorus removal material: feasibility and mechanisms	48
The first characterization of Escherichia coli isolates recovered from three wastewater treatment plants in Romania	47
Effect of solid waste landfill leachate contaminants on hydraulic conductivity of landfill liners	47
Urban flood resilience assessment using RAGA-PP and KL-TOPSIS model based on PSR framework: A case study of Jiangsu province, China	47
Efficacy of Juncus maritimus floating treatment saltmarsh as anti-contamination barrier for saltwater aquaculture pollution control	46
Perspectives and prospects of chelation extraction of heavy metals from wastewater: A review	45
Adsorptive removal of Cr(III)–EDTA chelate from an aqueous solution by magnetic mesoporous silica microspheres	44
Proficient exclusion of pesticide using humic acid-modified magnetite nanoparticles from aqueous solution	43
Modeling and optimization of biodegradation of methylene blue by Staphylococcus aureus through a statistical optimization process: a sustainable approach for waste management	40
Evaluation of using a porous medium approach to simulate flat-sheet membrane bioreactors	40
Preparation of a hybrids APT@MIL by one-step solvent-thermal method for effectively degrading organics	40
Thermal properties of treatment wetlands operated under freezing conditions	38
Comparative study for designing the horizontal thrust blocks in pipelines for water and sewage networks	36
The study of Cu/Fe-doped Al-MCM-41 to degrade Rhodamine B	35
Nitrogen and phosphorus removal efficiency and algae viability in an immobilized algae and bacteria symbiosis system with pink luminescent filler	35
Purification of acidic wastewater containing Cd(II) using a red mud–loess mixture: Column test, breakthrough curve, and speciation of Cd	34
Enhanced denitrification by graphene oxide–modified cathode for the secondary effluent of wastewater treatment plants in three-dimensional biofilm electrode reactors	33
A novel visible light-driven TiO2 photocatalytic reduction for hexavalent chromium wastewater and mechanism	31

Combination of co-pyrolyzed biomass–sludge biochar and ultrasound for persulfate activation in antibiotic degradation: efficiency, synergistic effect, and reaction mechanism	31
Comparative life cycle assessment of excreta management systems through composting and biomethanization: Case of a low-income tropical country	31
Sustainable robust green synthesis of nanoparticles from waste aquatic plants and its application in environmental remediation	30
Deterministic and probabilistic modeling of microbiological quality using the QUAL-UFMG: a water resource management tool applied on the slope waters of the Grande River, Brazil	30
Using a grey multivariate model to predict impacts on the water quality of the Zhanghe River in China	29
Ferrate as a coagulant prior to sand filters treating secondary wastewater effluent for reuse	29