OOIR: Observatory of International Research

Papers

(The H4-Index of Sustainable Chemistry and Pharmacy is 30. 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
An alternative application for reuse of leaching residues: Determination of adsorption behaviour for methylene blue and process optimization	109
Novel approaches and green sample preparation in bioanalytical protocols	98
In-situ chemobiocatalytic conversion of glucose into 2,5-bis(hydroxymethyl)furan by AlCl3/Enterobacter cloacae in biocompatible DMSO-water solvent	94
Phosphorus removal mechanism from liquid phase using digestate-derived biochar	94
Synthesis, characterization, and bioactivity evaluation of PES-Ni-SiO2 nanocomposite membranes cum stabilization of Ag NPs for nitrophenols hydrogenation and dyes discoloration studies	64
Assessment of two-stage anaerobic digestion of blackwater and kitchen waste for reducing environmental impact of residential buildings	61
Synthesis and modification of carbohydrates using metallaphotoredox catalysis and photoexcited-state transition metal catalysis	56
Innovative self-compacting repair mortar: Utilizing municipal solid waste incinerator bottom ash, propylene fiber, and wash water	55
Recovery of phosphates from anaerobic MBR effluent using columns of eggshell and seagrass residues and their final use as a fertilizer	52
Green and efficient extraction of polyphenols from the leaves of Quercus dentata Thunb and in vitro antioxidant activities of polyphenol extract	49
An integrated paradigm between green analytical chemistry and quality-by-design for robust analysis of alcaftadine and ketorolac tromethamine in aqueous humor via sustainable chromatographic methods	47
Style decolorization treatment of denim fabric: Decomposition of indigo dyes via horseradish peroxidase/H2O2 system at room temperature	47
Are newer pharmaceuticals more recalcitrant to removal in wastewater treatment?	44
Plant extract FRAP effect on cation vacancies formation in greenly synthesized wüstite (FeO) nanoparticles: A new contribution	44
Research progress on solidification/stabilization of sludge with Alkali‒Activated cementitious materials: A review	42
A new eco-friendly electrochemical sensing platform for monitoring of agomelatine in different matrices with sub-nanomolar detection limits	42
Circular bioeconomy approach for the recovery of polyphenols and dietary fibres from orange pomace waste	40
A sustainable approach to fertilizer management: Microwave-assisted synthesis of slow-release ammonium-natural clinoptilolite	40
Simultaneous dyeing and wastewater treatment in one bath by constructing cationic polyelectrolyte self-assembled coating onto cellulosic fabrics	39
Sustainable one-pot production of lignin-based bioactive quinazolinone derivatives	38
Comparison of three extraction methods for anthocyanins from perilla frutescens leaves	37
Evaluation of analytical efficiency, sustainability and applicability of microextraction based analytical methods for drugs of abuse using a white analytical chemistry approach	37
Robust analytical method for the enantiomeric separation of lurasidone hydrochloride: Integrating analytical quality by design and green chemistry principles	36
Guar gum based flexible packaging material with an active surface reinforced by litchi shell derived micro fibrillated cellulose and halloysite nanotubes	35
Preparation of amylopectin and chitosan based polyurethanes for sustained drug release studies	34

Improvement of barrier properties for packaging applications	33
The effect of ultrasound on improving the extraction of tannins from the Stryphnodendron adstringens bark	32
Recycling spent mushroom substrate as a partial fine aggregate substitute in cement brick Production: Evaluating mechanical, durability, and thermal insulation properties	32
Green extraction strategies to obtain bioactive compounds from ‘Charelo’ vine shoots	31
Environmentally benign, ultrasonication assisted, sustainable valorization for commercially important nutraceutical-Daucosterol from the heartwood of invasive Prosopis juliflora (Sw.) DC	31
Preparation of modified rice straw-based bio-adsorbents for the improved removal of heavy metals from wastewater	30
Waste marble powder emerges as a promising material choice to enhance the properties of alkali-activated slag cement	30
Optimization of ultrasounds assisted extraction of polysaccharides from cladodes of Opuntia ficus-indica using response surface methodology	30
Spent coffee waste: A sustainable source of cleansing agent for a high-performance makeup remover	30
Unveiling the physical chemistry behind sustainable silk dyeing using an acetylshikonin based extract from lichen Parmotrema perlatum: Adsorption kinetics, thermodynamic modelling and docking studies	30