OOIR: Observatory of International Research

Papers

(The H4-Index of Topics in Current Chemistry 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 2022-05-01 to 2026-05-01.)

Article	Citations
Solar-Driven Photocatalytic Films: Synthesis Approaches, Factors Affecting Environmental Activity, and Characterization Features	310
Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	110
Plasmonic Hybrid Nanostructures in Photocatalysis: Structures, Mechanisms, and Applications	95
Multicomponent Reactions Using C,N-Binucleophilic Nature of Aminopyrazoles: Construction of Pyrazole-Fused Heterocycles	66
Bioorthogonal Chemistry in Cellular Organelles	61
Palladium N-Heterocyclic Carbene-Catalyzed Aminations: An Outline	61
Construction of 1,4-Dihydropyridines: The Evolution of C4 Source	56
Photo-activatable Reagents for Bioorthogonal Ligation Reactions	55
Correction to: Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	50
Recent Advances in Bioorthogonal Ligation and Bioconjugation	46
Recent Progress in Fragmentation of Katritzky Salts Enabling Formation of C–C, C–B, and C–S Bonds	44
Recent Advances in Semiconductor Heterojunctions and Z-Schemes for Photocatalytic Hydrogen Generation	43
Strategies Toward the Catalyst-Free α-C–H Functionalizations of Tertiary Amines	42
Photocatalytic Reforming of Biomass: What Role Will the Technology Play in Future Energy Systems	38
Bioorthogonal Reactions in Bioimaging	37
Promising Nitrogen-Doped Graphene Derivatives; A Case Study for Preparations, Fabrication Mechanisms, and Applications in Perovskite Solar Cells	35
Methods for Direct Reductive N-Methylation of Nitro Compounds	34
Synthetic Approaches, Biological Activities, and Structure–Activity Relationship of Pyrazolines and Related Derivatives	34
Progress of Metal Nanomaterial Controllable Preparation by Photoreduction	33
Metal-Free Catalysis in C–C Single-Bond Cleavage: Achievements and Prospects	32
In Situ TEM under Optical Excitation for Catalysis Research	30
Water-Soluble Carbon Monoxide-Releasing Molecules (CORMs)	28
Recent Advances in the Application of P(III)-Nucleophiles to Create New P−C Bonds through Michaelis–Arbuzov-Type Rearrangement	27
Recent Progress in Phenoxazine-Based Thermally Activated Delayed Fluorescent Compounds and Their Full-Color Organic Light-Emitting Diodes	25
Pt(IV) Complexes in the Search for Novel Platinum Prodrugs with Promising Activity	24