OOIR: Observatory of International Research

Papers

(The TQCC of Water Research X is 11. 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
Mechanism insight into the facet-dependent photoaging of polystyrene microplastics on hematite in freshwater	121
Efficient and sustainable removal of linear alkylbenzene sulfonate in a membrane biofilm: Oxygen supply dosage impacts mineralization pathway	120
Tools for interpretation of wastewater SARS-CoV-2 temporal and spatial trends demonstrated with data collected in the San Francisco Bay Area	115
Aquacultural source of nitrous oxide revealed by nitrogen isotopes	99
Disinfection byproducts formed during drinking water treatment reveal an export control point for dissolved organic matter in a subalpine headwater stream	76
Start-up of a full-scale two-stage partial nitritation/anammox (PN/A) process treating reject water from high solid anaerobic sludge digestion (HSAD)	59
Effects of functional groups of polyfluoroalkyl substances on their removal by nanofiltration	58
Making waves: Public health risks from arsenic in Mexico's water extraction practices	57
Emerging and legacy organophosphate flame retardants in the tropical estuarine food web: Do they exhibit similar bioaccumulation patterns, trophic partitioning and dietary exposure?	46
Gravity-driven membrane filtration with compact second-life modules daily backwashed: An alternative to conventional ultrafiltration for centralized facilities	44
A novel approach for accurate quantification of lake residence time — Lake Kinneret as a case study	43
Nanoplastics are significantly different from microplastics in urban waters	42
Spatial-economic scenarios to increase resilience to urban flooding	36
Making waves: A vision for digital water utilities	36
Opportunities and challenges of tackling Scope 3 “Indirect” emissions from residential hot water	36
Removal of soluble divalent manganese by superfine powdered activated carbon and free chlorine: Development and application of a simple kinetic model of mass transfer–catalytic surface oxidation	34
An integrated strategy for sequential nitrite removal and methane recovery: Sludge fermentation driven by nitrite reduction	34
Evaluating energy balance and environmental footprint of sludge management in BRICS countries	32
An electrochemical advanced oxidation process for the treatment of urban stormwater	31
Mechanisms of N2O production in salinity-adapted partial nitritation systems for high-ammonia wastewater treatment	30
Modulation of ultrathin nanosheet structure and nitrogen defects in graphitic carbon nitride for efficient photocatalytic bacterial inactivation	28
Effectiveness of three machine learning models for prediction of daily streamflow and uncertainty assessment	24
Wastewater tiling amplicon sequencing in sentinel sites reveals longitudinal dynamics of SARS-CoV-2 variants prevalence	23
Boosted brackish water desalination and water softening by facilely designed MnO2/hierarchical porous carbon as capacitive deionization electrode	23
Machine learning-driven benchmarking of China's wastewater treatment plant electricity consumption	22

Continuous-flow phosphate removal using Cry-Ca-COS Monolith: Insights from dynamic adsorption modeling	21
Influence of pipe materials on in-building disinfection of P. aeruginosa and A. baumannii in simulated hot water plumbing	21
Enhancing accuracy and interpretability of multi-steps water demand prediction through prior knowledge integration in neural network architecture	20
High-level nitrogen removal achieved by Feammox-based autotrophic nitrogen conversion	19
An overlooked nanofluids effect from Fe3O4 nanoparticles enhances mass transfer in anammox granular sludge	19
Autonomous online optimization of a closed-circuit reverse osmosis system	19
Perfluoroalkyl functionalized-Au nanoparticle sensor: Employing rate of spectrum shifting for highly selective and sensitive detection of per- and polyfluoroalkyl substances (PFASs) in aqueous environ	18
A probabilistic deep learning approach to enhance the prediction of wastewater treatment plant effluent quality under shocking load events	17
Long-term onsite monitoring of a sewage sludge drying pan finds methane emissions consistent with IPCC default emission factor	16
An inconvenient impact: Unveiling the overlooked differences in crystalline forms of iron (hydro)oxides on anaerobic digestion	16
A two-stage partial nitritation-denitritation/anammox (PN-DN/A) process to treat high-solid anaerobic digestion (HSAD) reject water: Verification based on pilot-scale and full-scale projects	16
Defense mechanism of Fe(III)-assisted anammox under salt stress: Performance and microbial community dynamics	16
Stagnation leads to short-term fluctuations in the effluent water quality of biofilters: A problem for greywater reuse?	15
Removal of perfluoroalkyl acids and common drinking water contaminants by weak-base anion exchange resins: Impacts of solution pH and resin properties	15
Decoupling locally enhanced electric field treatment (LEEFT) intensity and copper release by applying asymmetric electric pulses for water disinfection	15
Identifying periods impacted by sewer inflow and infiltration using time series anomaly detection	14
Corrigendum to ‘Amyloid adhesin production in activated sludge is enhanced in lab-scale sequencing batch reactors: Feeding regime impacts microbial community and amyloid distribution’ [Water Research	14
A systematic review and meta-analysis of pathogen reduction in onsite sanitation systems	14
The neglected ammonia leaching calcium in anaerobic granular sludge	13
A unit process log reduction database for water reuse practitioners	13
Combined membrane aeration and filtration for energy- and space-efficient COD removal in water reuse	12
Enrichment and identification of a moderately acidophilic nitrite-oxidizing bacterium	12
Effects of hydraulically disconnecting consumer pumps in an intermittent water supply	12
Dual role of organic matter in Feammox-driven nitrogen and phosphate removal	12
Benchmarks for urine volume generation and phosphorus mass recovery in commercial and institutional buildings	12
Scattered and transmitted light as surrogates for activated carbon residual in advanced wastewater treatment processes: Investigating the influence of particle size	11
New understanding of microbial growth cycle for efficient waste-activated sludge disposal by preserving microbial self-degradation activity during the decline phase	11
Application of organic silicon quaternary ammonium salt (QSA) to reduce carbon footprint of sewers: Long-term inhibition on sulfidogenesis and methanogenesis	11
Elucidating the complex hydrolysis and conversion network of xanthan-like extracellular heteropolysaccharides in waste activated sludge fermentation	11
Unexpectedly high antibacterial ability of water in copper pot with tiny amount of plant leaves	11
Model-based monitoring of diffuser fouling using standard sensors	11