OOIR: Observatory of International Research

Papers

(The H4-Index of Environmental Technology & Innovation is 59. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Removal of copper(II) from aqueous solution using zinc oxide nanoparticle impregnated mixed matrix hollow fiber membrane	1303
Integrated process design, techno-economic and environmental analysis of chokeberry pomace biorefineries: Phenolic compounds extraction with ethanol or energy production?	442
Optimizing calculation method for zeolite unit thickness of a permeable reactive barrier coupling adsorption with simultaneous nitrification-denitrification for landfill leachate polluted groundwater	399
The nitrate cycling process in a through-flow lake under the water transfer project: Insights from multiple isotopes	278
Non-woven sorbent based on recycled jute fibers for efficient oil spill clean-up: From production to biodegradation	244
A tri-layer floating photocatalyst/adsorbent for the removal of organic compounds from wastewater: Layer-by-layer deposition of silicalite-1 and titania on hollow glass microspheres	232
Exploring Insect-based technology for waste management and livestock feeding in selected South and East Asian countries	216
Facile synthesis of carbon nitride nanotube confined nano Fe0 for boosting activation of peroxymonosulfate towards tetracycline removal	186
Protein production from cellulosic waste using candida utilis	178
Walnut shell biochar based sorptive remediation of estrogens polluted simulated wastewater: Characterization, adsorption mechanism and degradation by persistent free radicals	159
Metal(loid)s, phthalate esters and polycyclic aromatic hydrocarbons in Croatian natural mineral waters: Regulatory compliance and associated health risk	153
Bridging hydroponic and soil studies: Subcellular partitioning and soil factors govern the uptake and accumulation of fluindapyr in rice	152
Waste microalgal biomass-derived biochar electrode for sustainable high-performance supercapacitors: Experimental and computational insights	125
Inoculum microbiota diversity determines anaerobic digester resilience to acidic shock	121
Integrated low-temperature washing and drying for sustainable hygiene of domestic laundry	120
Co-valorization of shrimp and tropical wood waste to high-value composites: Fabrication, characterization, and herbicide adsorption studies	120
Activated calcium-rich serpentine tailings and their superefficient removal for arsenite, arsenate and cadmium	119
Applying biochar to treat and detoxify whisky distillery effluent	115
Two types of agroforestry wastes as bedding materials: Microenvironmental dynamics, microbial community structure, and impacts on growth performance of heifers	113
Rethinking household food waste quantification: Increasing accuracy and reducing costs through automation	106
Multivariate insights into the effects of inoculating thermophilic aerobic bacteria on the biodegradation of food waste: Process properties, organic degradation and bacterial communities	106
Effect of digestion system on microstructures of microplastics from biodegradable polyesters and impact of these microplastics on microorganisms in digestion system	102
Decarbonizing photovoltaic glass manufacturing in China: A factory-specific carbon footprint analysis	101
Iron-loaded biochar for dual remediation of arsenic-contaminated saline-alkali soil	95
TLR2 modulates bronchial epithelial cell senescence in smoking-induced COPD via IGFBP3 through ERK and NF-κB pathways	93

Insights into Fe(II) speciation influence on kinetics, microbial networks, and metabolism in Fe(II) oxidation coupled with carbon assimilation in paddy soil	92
Ecological effects of soil physicochemical properties and copper speciation on the microbial properties associated with land use management in cacao production	85
o-Phenylenediamine derived carbon dots enable microfluidic-fluorometric detection of Chromium(VI) via charge transfer	85
Effects of continuous periodic Phragmites harvesting on microbial characteristics and soil multifunctionality in wetlands adjacent to residential and agricultural areas	84
The development and application of Cu@TiO2@SAPO-34 as better photocatalyst towards degradation of various pollutants	83
Evaluating the optimal land use pattern for saline-sodic soils from the perspective of nitrogen metabolism	83
Formulation and In vivo evaluation of Perovskia abrotanoides Kar. essential oil nanoemulsion incorporated chitosan gel as a novel paradigm in promoting wound healing	82
Adsorption of Sb(V) in wastewater by Fe/Mn binary oxides loaded sludge derived activated carbon: Performance, mechanisms and applicability	82
Enhancing spinach growth and soil microbial health under sulfadiazine and polypropylene exposure through zinc fortification	78
Evaluation of best management practices (BMPs) for mitigating non-point source pollution in the Wang River Basin of Thailand based on the SWAT Model	77
Ferrallisols fertility and crops safety improvement using a low-cost synthetic mineral	77
Toxicological effects of polystyrene nanoplastics on marine organisms	75
Bone char outperforms biochar in phosphorus-deficient soils: Comparative analysis of soil fertility enhancement and greenhouse gas mitigation	74
Nutritional ingredients and fertilizer potential of the dewatering effluent after sludge wet air oxidation	74
Effects of different particle size microplastics and di-n-butyl phthalate on photosynthesis and quality of spinach	73
Application of activated carbon-immobilized laccase for tetracycline degradation	73
An effective global biochar application strategy for reducing global cropland nitrogen emissions without compromising crop yield: Findings from a global meta-analysis and density functional theory cal	72
Fertilizer nitrogen substitution using biochar-loaded ammonium-nitrogen reduces nitrous oxide emissions by regulating nitrous oxide-reducing bacteria	71
Sustainable application of rare earth elements (lanthanum and cerium) to enhance growth and nutrient uptake in Paramichelia baillonii seedlings via hormonal regulation	70
Reliability of CO2 emissions for assessing the carbon sequestration effect of biochar and its co-application with fertilizer	68
Simultaneous veterinary antibiotics reduction and biomass production from pig slurry by microalgae co-immobilization in moving bed biofilm reactors	67
Electroprecipitation technology for nutrient recovery: Unlocking wastewater's potential	67
Biological remediation mechanism and applications of Rhodotorula mucilaginosa for heavy metal pollution	65
Mechanism of aggravated cardiotoxicity induced by demethylated metabolites of chiral citalopram in zebrafish (Danio rerio)	64
Investigation of push-flow aeration on improving water quality in urban lakes	63
In situ field experiment shows the potential of methanogenic archaea for biomethane production from underground gas storage in natural rock environment	63
Hydrophobic and oleophilic amine-functionalised graphene/polyethylene nanocomposite for oil–water separation	63
Pelletization of soil amendment: Optimizing the production and quality of soil amendment pellets from compost with water and biochar mixtures and their impact on soil properties	63
Fabrication of novel Ti/SnO2-Nb2O5 electrode in comparison with traditional doping metal oxides for electrochemical textile wastewater treatment	62
Microbial degradation of carbamazepine by a newly isolated of Gordonia polyophrenivorans	61
Long-term rice cultivation enhances root development and yields by improving the structural properties of soil aggregates in saline–alkaline environments	61
Effect of mineral additives and ammonia-oxidizing bacteria additions on physicochemical properties, nitrogen retention and microbial dynamics during vermicomposting of chicken manure and green waste	59
Long-term nitrogen addition changes phosphorus availability and reshapes phosphate-solubilizing bacterial community in purple soil of southwest China	59
Distribution and occurrence of microplastics in wastewater treatment plants	59
Fertilization changes nitrogen and carbon concentrations in saline-alkali paddy soil and their relationship with gas emissions: An analysis from the perspective of functional genes	59