OOIR: Observatory of International Research

Papers

(The H4-Index of Water Science and Technology is 31. 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 2021-08-01 to 2025-08-01.)

Article	Citations
Individual and synergic effect of carbamazepine and diclofenac in the removal of organic matter from an expanded granular bed anaerobic reactor	127
Inland river health assessment based on statistics and matter-element theory: a case study of the Shiyang River in China	111
Effects of solvent environment on the spectroscopic properties of tylosin, an experimental and theoretical approach	99
The impact of solid/floc holdup on oxygen transfer in a rotating hollow fiber membrane bioreactor under endogenous conditions	90
Promoting azo dye decomposition in natural molybdenite activated peroxymonosulfate process by low concentration of ferrous ions	86
Proficient exclusion of pesticide using humic acid-modified magnetite nanoparticles from aqueous solution	83
Optimization and modeling of Tramadol hydrochloride degradation by the homogenous photo-Fenton-like system assisted by in situ H2O2 formation	79
Discharge performance of side gates with different shapes	72
Evaluation of a novel porous antimicrobial media for industrial and HVAC water biocontrol	72
Examining the open-source datasets for water quantity and quality using the soil and water assessment tool (SWAT)	67
Classification and description of the drainage state of manholes in urban drainage systems	66
Water quality trend analysis in a citywide water distribution system	62
Insight into the performance and mechanism of magnetic Ni0.5Cu0.5Fe2O4 in activating peroxydisulfate for ciprofloxacin degradation	58
Investigation on water and air characteristics in Helicoidal Ramp Dropshafts	55
Experimental study on the treatment of acid mine drainage containing heavy metals with domestic waste pyrolysis ash	53
The importance of organic carbon as a coadjutant in the transport of pollutants	44
Purification of acidic wastewater containing Cd(II) using a red mud–loess mixture: Column test, breakthrough curve, and speciation of Cd	39
Effect of nozzle geometry on the dynamics and mixing of self-similar turbulent jets	38
Ferrate as a coagulant prior to sand filters treating secondary wastewater effluent for reuse	38
Development of an effective rainwater harvesting system using sponge concrete	37
Phosphorus recovery potential from sewage sludge by struvite precipitation: remodelling policy framework in Rajasthan, India	37
Pattern-based assessment of the influence of catchment characteristics on urban stormwater quality	37
Start-up and performance of a downflow fluidised bed reactor for biological treatment of yellow wastewater and nutrient recovery	36
Comparison of reference libraries for the detection of tire-derived microplastics (TMPs)	35
Further treatment of coking wastewater treated in A2O-MBR by the nanofiltration-powder activated carbon hybrid system	34

An integrated approach using multi-source data for effective pollution risk monitoring of urban rivers: a case study of Hangzhou	33
Effects of ceramsite derived from sewage sludge combined with the O3–FeCl3/PAM process on the dewatering of waste-activated sludge and investigation of dewatering mechanisms	33
Efficiencies and mechanism of enhanced coagulation pre-treatment on domestic sewage with PAC-HCA compound	33
Renewable energy of wastewater heat recovery	32
Efficient removal of crystal violet dye from aqueous solutions using sodium hydroxide-modified avocado shells: kinetics and isotherms modeling	32
Resource recovery of water treatment plant sludge and river sediment as phosphorus removal material: feasibility and mechanisms	32
The transition of WRRF models to digital twin applications	31
Combination of peracetic acid dosing with diffused aeration in municipal wastewater treatment	31
Estimation of instantaneous peak flows in Canadian rivers: an evaluation of conventional, nonlinear regression, and machine learning methods	31