OOIR: Observatory of International Research

Papers

(The H4-Index of Research on Chemical Intermediates is 24. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Study on effect of O2/H2O/CO2 on CH4 and NOx removal with NTP	61
Eco-friendly γ-Al2O3/AgO nanocomposites with potential antibacterial applications and effective photocatalytic degradation of pollutants	59
Influence of mechanochemical and microwave treatment of tin dioxide on porous structure and gas-sensitive properties of SnO2-based sensor nanomaterials	59
CO2 methanation process over highly active and nanostructured NiO–Al2O3 catalyst synthesized by various methods	57
Exploring varied nickel loadings on highly active and mesoporous Ni/Al2O3 catalysts for acetone steam reforming	54
Efficient degradation of tetracycline in wastewater by novel biochar-based photocatalytic materials: performance, photocatalytic mechanism and degradation pathways	49
Direct synthesis and catalytic activity of oxazole derivative copper II complex encapsulated in zeolite from rice husk	41
Effect of synthesis methods of Co-modified TiO2 in its photocatalytic and bactericidal activity	38
Synthesis, DFT calculations and biological activity of a new Schiff base of 4-aminoantipyrine and its Co(II), Ni(II), Cu(II) and Zn(II) complexes and crystal structure of the Schiff base	38
Metal–organic framework-covered stainless steel mesh as a novel heterogeneous catalyst in multi-component reaction	37
Highly efficient and reusable Mo/ZIF-8 nanocatalyst in esterification reaction for biodiesel production	36
BPBSBDM as an influential Brønsted acidic ionic liquid catalyst in preparing bis(pyrazolyl)methanes under mild conditions	36
Synthesis and characterization of Fe3O4@SiO2-(CH2)3-NH-Asn-M(II) (Cu (II)/ Ni(II)/ Co(II)) and its catalytic application in the synthesis of chromeno-pyrazolo-phthalazine derivatives	35
A facile one-pot green synthesis of novel 2-amino-4H-chromenes: antibacterial and antioxidant evaluation	35
Facile hydrothermally synthesized ZnSe/FeSe2 metal chalcogenide heterostructure composite for rapid photocatalytic degradation of organic textile dyes	33
HZSM-5 synthesized from montmorillonite activated by different method as an efficient solid acid for steam reforming of dimethyl ether	32
Two binuclear copper(II) complexes incorporated with 3-phenylpentanedioic acid: crystal structure and bioactivity characteristics	31
Decorated Cu nanoparticles on ZPD as a novel and highly proficient nanocatalyst for synthesis of chromene and Biginelli reactions	30
Synthesis of porous polymer-based solid acid and its catalytic activities for biodiesel synthesis from waste oil and tetrahydropyranylation of alcohols	28
Phosphorus-nitrogen compounds: part 57—Syntheses of tetrachloro- and tetraaminobenzylspiro(N/N)cyclotriphosphazenes: chemical, structural characterizations, bioactivity and molecular docking studies	25
Novel polyhydroquinoline Schiff’s base derivatives: synthesis, characterization, in vitro α-glucosidase inhibitory, and molecular docking studies	25
Optical, thermal and temperature dependent electrical properties of chlorinated natural rubber/copper alumina nanocomposites for flexible electrochemical devices	25
Synthesis of multiple-template zeolites with various compositions and investigation of their catalytic properties	25
Green synthesis, characterization and antimicrobial efficacy of silver nanoparticles from Kappaphycus alvarezii extract	24
Synthesis and characterization of hydrazones and their transition metal complexes: antimicrobial, antituberculosis and antioxidant activity	24

Chemoselective reduction of nitroarenes, N-acetylation of arylamines, and one-pot reductive acetylation of nitroarenes using carbon-supported palladium catalytic system in water	24
Synthesis of novel zeolite-supported zinc-cobalt bimetallic catalyst by co-precipitation-calcination method for efficient activation of persulfate to degrade tetracycline hydrochloride	24