OOIR: Observatory of International Research

Papers

(The H4-Index of Chemical Record is 41. 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 2022-06-01 to 2026-06-01.)

Article	Citations
Coupling Transition Metal Compound with Single‐Atom Site for Water Splitting Electrocatalysis	197
Transition Metal‐Catalyzed Dual C−H Activation/Annulation Reactions Involving Internal Alkynes	183
Rubizhne Institute – A Birthplace of Photochromic Molecules	140
Recent Progress in Nonanolides of Natural Origin: Structures, Synthesis, Biosynthesis, and Bioactivities	115
Harnessing Visible/UV Light for the Activation and/or Functionalization of C−H Bonds: Metal‐ and Photocatalyst‐Free Approach	112
Co₃O₄ Hybrid Electrocatalysts; Materials Description and Mechanistic Aspects Toward Hydrogen Production, Oxygen Evolution‐Reduction, and CO₂ Reduction Reactions	99
Advances and Prospects of Selective Electrocatalytic Upgrading of 5‐Hydroxymethylfurfural to Furan‐2,5‐Dicarboxylic Acid	94
From Utility to Toxicity: Managing Metalloid Pollution Through Innovative Remediation Technologies	86
Water‐Soluble Pd‐Imidate Complexes as Versatile Catalysts for the Modification of Unprotected Halonucleosides	86
Enantioselective Catalytic Synthesis of Inherently Chiral Calixarenes	83
Stretchable MXenes for Supercapacitors: A Review	81
Photocatalytic Degradation of Emerging Pollutants Using Covalent Organic Frameworks	78
Recent Advances and Perspectives on Porphyrin for Photocatalytic CO ₂ Reduction: From Molecules to Framework Materials	77
Electrocatalytic Hydrogen Peroxide Production: Advances, Challenges, and Future Perspectives	75
Precision Synthesis of Polysaccharides: Unlocking the Sugar Code for Tailored Biological Functions	72
Zeolite Imidazolate Frameworks (ZIFs) Derived Nanomaterials and their Hybrids for Advanced Secondary Batteries and Electrocatalysis	70
Long but Strong C−C Single Bonds: Challenges for Theory	70
Spirocyclic Iodonium Ylides for Fluorine‐18 Radiolabeling of Non‐Activated Arenes: From Concept to Clinical Research	69
Applications of Zwitterions and Zwitterionic Polymers for Li‐Ion Batteries	68
Visible Light‐Induced Metal‐Free Fluoroalkylations	68
Recent Advances in the Support Layer, Interlayer and Active Layer of TFC and TFN Organic Solvent Nanofiltration (OSN) Membranes: A Review	62
Recent Advances of Transition Metal Dichalcogenides‐Based Materials for Energy Storage Devices, in View of Monovalent to Divalent Ions	60
Potential Biosafety of Mxenes: Stability, Biodegradability, Toxicity and Biocompatibility	60
Recent Synthetic Advances in C–H/N–H Functionalization of 1 H ‐Pyrazoles: Diverse Strategies Across Variously Substituted Scaffolds	58
Exploring Guanidinium Organocatalysts for Hypoiodite‐Mediated Reactions	56

	56
Metal‐ and Metalloid‐Functionalized Diketopyrrolopyrroles for High‐Performance Photovoltaics	55
High Performance and Long‐cycle Life Rechargeable Aluminum Ion Battery: Recent Progress, Perspectives and Challenges	54
Development of Electrophilic Radical Perfluoroalkylation of Electron‐Deficient Olefins	53
Axis‐Unfixed Biphenylphosphine‐Oxazoline Ligands: Design and Applications in Asymmetric Catalytic Reactions	50
Innovative Advances of Disulfides, Diselenides, and Ditellurides‐Based Electrode Materials for Supercapacitors: A Comprehensive Review	50
Recent Advances in the Electrochemical Functionalization of Indoles: Site‐Selective Strategies and Mechanistic Insights	47
Recent Progress on NHC‐Catalyzed 1,6‐Conjugate Addition Reactions	46
Recent Advances in the Development of Sustainable Composite Materials used as Membranes in Microbial Fuel Cells	45
Targeted Nanoprobes Enabled Precision Theranostics in Triple‐Negative Breast Cancer	45
3d Transition Metals‐Catalyzed Electrooxidative and Photoredox Asymmetric CH Activation: A Sustainable Futuristic Prospective	44
Lignin Extraction from Various Biomass Sources: A Comprehensive Review of Characteristics, Applications, and Future Prospects	43
Advances in Nickel‐Based Catalysts for Alkaline Water Electrolysis: Comprehensive Review of Current Research Direction for HER and OER Applications	43
Discover the Evolution: A Comprehensive Review of Transition and Rare Earth Metals for Oxygen Reduction Reaction, from Mono to High‐Entropy Catalysts	42
A Targeted Review of Current Progress, Challenges and Future Perspective of g‐C₃N₄based Hybrid Photocatalyst Toward Multidimensional Applications	42
(Thio)urea Containing Chiral Ammonium Salt Catalysts	41
Emerging Trends in CdS‐Based Nanoheterostructures: From Type‐II and Z‐Scheme toward S‐Scheme Photocatalytic H₂ Production	41