OOIR: Observatory of International Research

Papers

(The H4-Index of Materials Chemistry Frontiers is 49. 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
Solvent-free isomerization of trialkoxy-heptazine derivatives featuring efficient intermolecular rearrangements	257
Contents list	206
Back cover	146
Back cover	131
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Contents list	125
Deep-red/NIR AIEgens based on electron-withdrawing dithiafulvalene-fused benzothiadiazole for solution-processed non-doped OLEDs	123
Direct styrene hydrogenation on a metal-free boron–nitrogen doped carbon catalyst	123
Advances and strategies of electrolyte regulation in Zn-ion batteries	120
Dimension-dependent intrinsic point defect characteristics of binary photovoltaic materials	112
In situ construction of vertically aligned AlN skeletons for enhancing the thermal conductivity of stearic acid-based phase-change composites	102
Iridium-based electrocatalysts for the acidic oxygen evolution reaction: engineering strategies to enhance the activity and stability	102
Advances in polymer electrolytes for solid-state zinc–air batteries	97
Molecular structure effects on the mechanisms of corrosion protection of model epoxy coatings on metals	93
Boosting the catalytic performance of metalloporphyrin-based covalent organic frameworks via coordination engineering for CO₂ and O₂ reduction	92
Interfacing chemistry and materials for heavy metal ion sensing: mechanistic foundations and adaptive design strategies	91
Rare earth-based MOFs for photo/electrocatalysis	88
Isolation strategy for a novel luminescent Eu³⁺-pyridine-2,6-dicarboxylic acid complex with high compatibility and stability for light-conversion agricultural films	84
Colloidal fluorine-doped ZnO quantum dots: the synergistic action of atomic doping and growth conditions directs fluorescence and photoactivity	83
Decoupled rigid–flexible synergistic assembly in robust hydrogen-bonded organic frameworks for directional proton transport	81
Non-precious metal-based catalysts for water electrolysis to produce H₂ under industrial conditions	78
Tuning the exchange-coupling effect in raspberry-like γ-Fe₂O₃@CoO nanoparticles engineered through the single variation of the surfactant concentration in the synthesis process	75
FeNi₃ nanoparticles for electrocatalytic synthesis of urea from carbon dioxide and nitrate	74
Anin situ-fabricated p-Co₃O₄@n-ZnO surface heterojunction photocatalyst for solar-to-fuel conversion of CO₂	74
Contents list	71

C₄N quantum dots/g-C₃N₄ nanosheets organic homogeneous structure self-assembly for efficient charge separation and photocatalytic hydrogen evolution	70
An in situ synthesized manganese ferrite@4-hydroxy mandelic acid composite for removal of lead ions and Congo red	70
Emergence of Ruddlesden–Popper phases and other pitfalls for moderate temperature solution deposited chalcogenide perovskites	69
Influence of the pendant substituent at the C1 position of a spirobifluorene scaffold on the electronic properties	69
Coordinated water molecule-induced solid-state superprotonic conduction by a highly scalable and pH-stable coordination polymer (CP)	66
Advances and challenges in symmetrical solid oxide electrolysis cells: materials development and resource utilization	62
Multicolor 3D afterglow structures with high precision and ultralong lifetimes based on carbazole-doped photocurable resins	61
Recent advances in trifunctional electrocatalysts for Zn–air batteries and water splitting	61
Recent advances in MXenes: a promising 2D material for photocatalysis	61
One arrow two eagles: design and synthesis of “all-in-one” nanoscale Cu-IR825 nanoparticles for photothermally augmented chemodynamic therapy	61
B-site cation sequencing in SrMnO ₃ using iron for zinc–air battery electrocatalysis: a structural evaluation	60
Violet light excitable organic halides with short ∼ns emissions for multiple optoelectronic applications	60
Temperature-induced helix inversion in naphthyl-based cholesteric liquid crystals	59
The role of single copper atoms in enhancing the photocatalytic activity of carbon nitride for selective oxidation	59
An assembled ternary photocatalyst CoPh/CdSe@TiO2 for simultaneous photocatalytic CO₂and proton reduction	58
Contents list	56
Contents list	56
New heater@luminescent thermometer nano-objects: Prussian blue core@silica shell loaded with a β-diketonate Tb³⁺/Eu³⁺ complex	54
Back cover	54
Self-supporting Fe₇S₈ microsphere/N-doped carbonized silk textile for high-performance sodium-ion batteries	54
Multifunctional nanomicelles constructed via an aggregation and de-aggregation strategy for magnetic resonance/NIR II fluorescence imaging-guided type I	53
Pd@CN-COF: a pool for palladium(0)-catalyzed reactions	50
Single atom embedded ZnO monolayers as bifunctional electrocatalysts for the ORR/OER: a machine learning-assisted DFT study	50
Back cover	50