OOIR: Observatory of International Research

Papers

(The median citation count of Materials Chemistry Frontiers is 4. 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
Solvent-free isomerization of trialkoxy-heptazine derivatives featuring efficient intermolecular rearrangements	264
Contents list	208
Back cover	149
Back cover	136
Back cover	132
Contents list	131
In situ construction of vertically aligned AlN skeletons for enhancing the thermal conductivity of stearic acid-based phase-change composites	126
Contents list	125
Iridium-based electrocatalysts for the acidic oxygen evolution reaction: engineering strategies to enhance the activity and stability	125
An in situ synthesized manganese ferrite@4-hydroxy mandelic acid composite for removal of lead ions and Congo red	116
Advances and challenges in symmetrical solid oxide electrolysis cells: materials development and resource utilization	105
Dimension-dependent intrinsic point defect characteristics of binary photovoltaic materials	103
Recent advances in trifunctional electrocatalysts for Zn–air batteries and water splitting	99
Temperature-induced helix inversion in naphthyl-based cholesteric liquid crystals	96
Advances in polymer electrolytes for solid-state zinc–air batteries	94
Molecular structure effects on the mechanisms of corrosion protection of model epoxy coatings on metals	94
Non-precious metal-based catalysts for water electrolysis to produce H₂ under industrial conditions	94
Isolation strategy for a novel luminescent Eu³⁺-pyridine-2,6-dicarboxylic acid complex with high compatibility and stability for light-conversion agricultural films	88
Decoupled rigid–flexible synergistic assembly in robust hydrogen-bonded organic frameworks for directional proton transport	84
Colloidal fluorine-doped ZnO quantum dots: the synergistic action of atomic doping and growth conditions directs fluorescence and photoactivity	83
Advances and strategies of electrolyte regulation in Zn-ion batteries	80
Deep-red/NIR AIEgens based on electron-withdrawing dithiafulvalene-fused benzothiadiazole for solution-processed non-doped OLEDs	77
Anin situ-fabricated p-Co₃O₄@n-ZnO surface heterojunction photocatalyst for solar-to-fuel conversion of CO₂	76
Direct styrene hydrogenation on a metal-free boron–nitrogen doped carbon catalyst	76
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	73

C₄N quantum dots/g-C₃N₄ nanosheets organic homogeneous structure self-assembly for efficient charge separation and photocatalytic hydrogen evolution	72
Emergence of Ruddlesden–Popper phases and other pitfalls for moderate temperature solution deposited chalcogenide perovskites	72
Violet light excitable organic halides with short ∼ns emissions for multiple optoelectronic applications	71
Coordinated water molecule-induced solid-state superprotonic conduction by a highly scalable and pH-stable coordination polymer (CP)	71
B-site cation sequencing in SrMnO ₃ using iron for zinc–air battery electrocatalysis: a structural evaluation	69
Influence of the pendant substituent at the C1 position of a spirobifluorene scaffold on the electronic properties	67
An assembled ternary photocatalyst CoPh/CdSe@TiO2 for simultaneous photocatalytic CO₂and proton reduction	64
The role of single copper atoms in enhancing the photocatalytic activity of carbon nitride for selective oxidation	63
Multicolor 3D afterglow structures with high precision and ultralong lifetimes based on carbazole-doped photocurable resins	62
Recent advances in MXenes: a promising 2D material for photocatalysis	62
Rare earth-based MOFs for photo/electrocatalysis	62
Interfacing chemistry and materials for heavy metal ion sensing: mechanistic foundations and adaptive design strategies	61
One arrow two eagles: design and synthesis of “all-in-one” nanoscale Cu-IR825 nanoparticles for photothermally augmented chemodynamic therapy	60
Boosting the catalytic performance of metalloporphyrin-based covalent organic frameworks via coordination engineering for CO₂ and O₂ reduction	59
Contents list	59
FeNi₃ nanoparticles for electrocatalytic synthesis of urea from carbon dioxide and nitrate	59
Contents list	57
Back cover	56
Fragment to framework: automatic fragmentation of covalent organic frameworks into building blocks for band gap analysis	55
New heater@luminescent thermometer nano-objects: Prussian blue core@silica shell loaded with a β-diketonate Tb³⁺/Eu³⁺ complex	55
Front cover	54
Programmable folding kinetics in single-composition hydrogel actuators via UV-induced microphase separation	50
Back cover	50
Performance enhancement by additional donors in D–A–D′ type thermally activated delayed fluorescence materials	50
Steering the luminescence of donor–acceptor materials by regioisomerism of triazole linkers	49
Influence of CeO₂ support morphology on the structural and NO₂⁻RR performance of CeO₂@Au catalyst	49
Front cover	49
Contents list	48
Back cover	48
Back cover	48
Raising the operating temperature of layered perovskite phase-change materials beyond 100 °C via alkylammonium extension	47
Single atom embedded ZnO monolayers as bifunctional electrocatalysts for the ORR/OER: a machine learning-assisted DFT study	47
Front cover	47
Large-pore mesoporous silica: template design, thin film preparation and biomolecule infiltration	47
Oxygen vacancy regulation in an Ag-decorated CeO ₂ hollow multishelled structure for bacterial elimination and oxidative stress alleviation	46
Cobalt–platinum intermetallic composite loaded on pyridinic N-enriched carbon for acidic hydrogen evolution catalysis with ultralow overpotential	46
Optimizing strong metal–support interaction on cobalt phosphide-supported Ru single atom catalyst for highly-efficient hydrogen evolution reaction	46
Pd@CN-COF: a pool for palladium(0)-catalyzed reactions	45
Humidity-tolerant selective sensing of hydrogen and n -butanol using ZIF-8 coated CuO:Al film	45
Laser-induced fluorine-containing coating on zinc anode surface for regulated Zn(002) deposition	45
MXene composite with Ni/Co sulfide for enhanced hydrogen evolution reaction	45
Front cover	44
Self-supporting Fe₇S₈ microsphere/N-doped carbonized silk textile for high-performance sodium-ion batteries	44
Contents list	44
Nano-based theranostic approaches for infection control: current status and perspectives	44
Dual-mode regulation of microbial cell membrane permeability for an enhanced microbial cuproptosis-like death pathway	43
Ion pair organic frameworks based on multitopic ultracycles for efficient iodine absorption	43
Template-assisted synthesis of amorphous NiFeCuO _x arrays for efficient anion-exchange membrane wa	43
Conjugated D–π–A photovoltaic polymers containing thieno[3,2-b]thiophene π-bridge	42
Fabrication strategies for high quality halide perovskite films in solar cells	42

Functional conductive hydrogels: from performance to flexible sensor applications	42
Isomeric effect of naphthyl spacers on structures and properties of isostructural porous crystalline frameworks	41
Multifunctional nanomicelles constructed via an aggregation and de-aggregation strategy for magnetic resonance/NIR II fluorescence imaging-guided type I	41
Energetic bi-diazole ‘transformers’ toward high-energy thermostable energetic compounds	41
A post-synthetically modified porous organic polymer for photocatalytic water purification	41
Correction: Interfacial engineering between SnO ₂ /MAPbI ₃ by maleate pheniramine halides toward c	40
Recent progress in heteroatom doping to modulate the coordination environment of M–N–C catalysts for the oxygen reduction reaction	40
Self-assembled molecules as selective contacts for efficient and stable perovskite solar cells	40
Tunable exchange bias in Hofmann MOF-derived α-Fe ₂ O ₃ /Pt magnetic composites	40
Rational design and application of electrocatalysts based on transition metal selenides for water splitting	40
Transition metal ion-doped cesium lead halide perovskite nanocrystals: doping strategies and luminescence design	40
Competitive coordination and Lewis-base interactions of amines in supertetrahedral cluster-based materials by a controllable naked T3-InS precursor method: from isolated clusters with various substitu	39
Intercluster charge ordering in monoclinic and triclinic Ba–Mo-based hollandite phases	39
Celebrating the 10th anniversary of ShanghaiTech University	39
Contents list	38
Recent advances in aggregation-induced emission (AIE)-based chemosensors for the detection of organic small molecules	38
Blue emitters with various electron-donors attached to the 9-phenyl-9-phosphafluorene oxide (PhFIOP) moiety and their thermally activated delayed fluorescence (TADF) behavior	38
Mechanistic insights into PFOS and PFOA adsorption on acid-resistant MgTiO ₃	38
Development of polymeric aptamer probes for in vivo continuous precision cancer targeting	38
Efficient separation of xylene isomers by nonporous adaptive crystals of hybrid[3]arene in both vapor and liquid phases	38
Front cover	37
Front cover	37
Rise of wood-based catalytic electrodes for large-scale hydrogen production	37
High quantum yield NIR emission via charge transfer states in buckybowl-TPA based D–A systems	36
Red-light controlled supramolecular assemblies of N , N ′-diarylindigo amphiphiles for soft robotic actuat	36
Back cover	36
Contents list	36
Conductive hydrogels as an “innovative healer” for the treatment of diabetic wounds	35
Gold(i) N-heterocyclic carbene complexes with tunable electronic properties for sensitive colorimetric detection of glutathione	35
Back cover	35
Developing piezochromic luminescent materials via regioselective cyanation of naphthalimide–cyanostilbene derivatives	35
Acetylene bridged alkoxyphenanthrene and triarylamine-based triads for low threshold voltage with high mobility OFETs	35
Polymer-based electrolytes for solid-state lithium batteries with a wide operating temperature range	35
Recent advances in two-dimensional MXenes for zinc-ion batteries	34
Bridging the inter-grain charge transportviaorganic semiconductors for high-performance thickness-insensitive perovskite solar cells	34
Synthesis of small-sized intermetallic PtCo fuel cell catalysts by promoting inner surface utilization of carbon supports	34
“Delocalized π-bond” guided pyramidal nanocrystal superstructures for excellent light trapping in SERS	34
Highly effective DPA-SCP sonosensitizers for biofilm removal in infected root canals via sonodynamic therapy	34
Releasing trapped excitons in 2D perovskites via pressure annealing: a cooperative interplay between lattice strain and the electronic structure	33
Rational design and progress of molybdenum-oxo clusters	33
Anti-freezing multifunctional conductive hydrogels: from structure design to flexible electronic devices	33
Restricting intramolecular motion converts non-fluorescent semicroconaine dyes into turn-on aggregation-induced emission probes	33
Multifaceted luminescence in lanthanide-activated microrods for advanced multicolor anti-counterfeiting	33
Structural design and functional characterization of dicationic pyrazolium salts as organic ionic plastic crystals	33
Emerging metal–organic framework-based materials for photocatalytic nitrogen reduction reactions	33
The progress of in situ technology for lithium metal batteries	33
Tuning the charge stabilization and transport in naphthalimide-based semiconductors via a fused-ring and core-engineering strategy	33
Reviving and Upgrading Storage-Degraded Nickel-rich Cathode via Solid-State Electrolyte Coating	32
Application of MOF-derived materials as electrocatalysts for CO₂ conversion	32
Accelerating the development of electrocatalysts for electrochemical nitrogen fixation through theoretical and computational approaches	32
Coordination environment engineering of single-atom catalysts for the oxygen reduction reaction	32
Recent advances in regulating the excited states of conjugated thermally activated delayed fluorescence polymers for high-efficiency OLEDs	32
Back cover	31
Contents list	31
Contents list	31
Sub-nanometric materials for hydrogen evolution reaction	30
A structurally engineered flower shaped magnetic hierarchical sorbent for rapid and selective uptake of Pb²⁺ ions from water samples	30
Atomically dispersed Fe/Co–N–C and their composites for proton exchange membrane fuel cells	30
Front cover	30
Pore-wall functionalization of covalent organic framework palladium catalysts boosts the multicomponent reaction of CO ₂	30
Front cover	30
A stable pyridone-based hydrogen-bonded organic framework for electrochemical detection of dopamine	29
Color-tunable, high-dissymmetry circularly polarized phosphorescence in chiral nematic phases: self-assembly, energy transfer, and handedness inversion	29
NIR-II light-response porphyrin-heptazine-based conjugated organic polymers for highly efficient photooxidation	29
Construction of a NiFe-LDH catalyst with a three-dimensional unified gas diffusion layer structure via a facile acid etching route for the oxygen evolution reaction	29
Phosphate-based polyanionic insertion materials for oxygen electrocatalysis	29
Harnessing solar energy with NH₄Cl-doped hole transport layers in inverted perovskite solar cells	29
Preparation of organic compound/g-C ₃ N ₄ composites and their applications in photocatalysis	29
Perovskite-inspired low-dimensional hybrid azetidinium bismuth halides: [(CH ₂ ) ₃ NH	29
Tetrazine-derived chromones as conditionally activated solvatochromic fluorescent probes for dual imaging of lipid droplets and mitochondria	28
Lessons learned: how to report XPS data incorrectly about lead-halide perovskites	28
Two hydrated ionic cocrystals of phenylphosphonate exhibiting second-harmonic generation and proton conductivity	28
Revisiting the anti-heavy-atom effect: absence of halogen-based bonding and lack of enhanced aggregation-induced emission in bromine-substituted tetraphenylethylene derivatives	28
Machine learning-driven breakthroughs in water electrolysis and supercapacitors	28
Manufacturing strategies for metal organic framework-based membrane electrode assemblies in electrolyzers	28
Customization of Cloud Temperature in Amphiphilic π-Systems by Photoisomerization and Supramolecular Co-assembly for Smart Window Application	28
A novel photoswitchable AIE-active supramolecular photosensitizer with synergistic enhancement of ROS-generation ability constructed by a two-step sequential FRET process	28
Inside front cover	27
Recent advances in functional electronic devices enabled by two-dimensional covalent organic framework films	27
Back cover	27

On-surface gold-catalyzed hydroamination/cyclization reaction of alkynes	27
Contents list	26
Back cover	26
Molecular regioisomerism: an advantageous strategy for optimizing two-photon absorption performance of organic chromophores	26
Front cover	26
Front cover	26
Novel self-assembling cyclic peptides with reversible supramolecular nanostructures	26
Salt-inclusion sulfides [K₄Cl][M^II₁₁In₉S₂₆] (M^II = Zn, Cd) displaying robust nonlinear optical activity	26
Laser irradiation-induced two-photon photolysis of sulfates for photoluminescent sulfur quantum dots	26
Contributors to the Materials Chemistry Frontiers Emerging Investigator Series 2024	26
Exciplex-induced TADF, persistent RTP and ML in a host–guest doping system	25
Constructing vertically aligned ZIF-67 microrod arrays on carbon cloth with commercial-level mass-loading for high-performance supercapacitors	25
Oxygen vacancy-mediated Bi–CuO_x heterostructure for enhanced electrochemical nitrate-to-ammonia production and Zn–nitrate battery behavior	25
Flexible TADF-based organic X-ray scintillating films for high-resolution imaging	25
Outstanding Reviewers for Materials Chemistry Frontiers in 2024	25
Naphthalenediimide-carbonylpyridiniums: stable six electron acceptors for organic cathodes	25
Current material design strategies on the copper chalcogenide cathodes for rechargeable magnesium batteries: a review	25
Conformation-determined emission enhancement of phenothiazine derivatives under high pressure	25
Inside front cover	25
Highly stable electrofluorochromic switching of aggregation-induced emission-active conjugated polymers	25
Sustainable bio-based active packaging films: enhancing chitosan with gallic acid-loaded nanoparticles	25
Surface engineering in CsPbX₃ quantum dots: from materials to solar cells	24
Narrowband emission: organic thermally-activated delayed fluorescence materials and underlying mechanisms	24
Integrated theoretical and experimental study of boron antimonide: structural, optical, and thermoelectric properties	24
Fullerene-derived nanocomposite as an efficient electrocatalyst for overall water splitting and Zn–air battery	24
Metal porphyrins and metal phthalocyanines as designable molecular model electrocatalysts	24
Back cover	24
Zero-dimensional indium hybrids and modulated photoluminescence by Sb doping	24
Metal–organic framework-based SERS sensing platforms for life and health detection	24
Front cover	23
Back cover	23
Back cover	23
Recent developments in transition metal-based MOFs for electrocatalytic water splitting emphasizing fundamental and structural aspects	23
Back cover	23
Contents list	23
Contents list	23
Theoretical insights into the rational design of small organic phototheranostic agents for promoting image-guided cancer surgery	23
Recent advances in polymer-modified poly(lactic acid) for tissue engineering applications	23
Back cover	23
Front cover	23
Porous yet densely packed metal–organic frameworks (MOFs) toward ultrastable oxygen evolution at practical current densities	23
Contents list	23
Scope and significance of transition metal oxide nanomaterials for next-generation Li-ion batteries	22
Back cover	22
Polyoxometalate-derived bimetallic catalysts for the nitrogen reduction reaction	22
Rational design of amphiphilic BODIPY-based photosensitizers for multimodal imaging-guided phototherapy	22
Front cover	22
Diblock copolymer micelles with patches in polyhedral configurations mimicking atomic valence structures	22
A new layered kagome strip structure Na ₂ Co ₃ (AsO ₄	22
Contents list	22
Gold nanoparticle-based lateral flow immunoassay for the rapid detection of flutriafol residues in food	21
Boosting charge transfer in Au-decorated B/K co-doped CN nanosheets towards enhanced photocatalytic CO₂ reduction	21
Correlation between the horizontal transition dipole moment and luminescence properties of dopants in organic light-emitting diodes	21
A synergetic model for implementing single-component white-light emission: a case study of zero-dimensional cadmium halides	21
Acceptor–donor–acceptor based thermally activated delayed fluorescent materials: structure–property insights and electroluminescence performances	21
Encapsulating nickel sulfide nanoparticles within porous carbon nanocages for sodium-ion batteries	21
Recent advances in key components of proton exchange membrane water electrolysers	21
Progress of polyethersulfone composites and their applications in biomedical engineering	21
Design and synthesis of anisotropic crystals with π-conjugated rings toward giant birefringence	21
Recent progress in borate-based short-wavelength nonlinear optical crystals with boron–oxygen skeleton modification	21
Basics of the scanning electrochemical microscope and its application in the characterization of lithium-ion batteries: a brief review	21
Recent advances in the synthesis and catalytic applications of metal–organic framework/covalent organic framework composites	20
What determines the iodine oxidation reaction kinetics in halide perovskite solar cells?	20
Fast-charging batteries based on dual-halogen solid-state electrolytes	20
Accelerating corrosion of iron foam enables a bifunctional catalyst for overall water splitting	20
Nonpolar graphene oxide (GO-NP): a heterogeneous liquid crystalline alignment medium for anisotropic NMR in nonpolar organic solvents	20
Photoinduced electron transfer endows fluorogenicity in tetrazine-based near-infrared labels	20
Recent progress in bimetallic carbide-based electrocatalysts for water splitting	20
Self-powered sucrose detection using a superhydrophobic liquid–solid triboelectric nanogenerator	20
Conjugation-interrupted polyimides with amplified local electric fields for SF ₆ /N ₂ separation	20
Self-supporting Fe,Co co-doped Ni ₃ S ₂ nanosheet arrays as advanced bifunctional electrocatalysts	20
A scalable kinetic Monte Carlo platform for charge transport dynamics in polymer-based memristive systems	20
Oxygen vacancy in Li-rich Mn-based cathode materials: origination, influence, regulation and characterization	20
Contents list	19
Back cover	19
Correction: A study on the conformation-dependent colorimetric response of polydiacetylene supramolecules to external triggers	19
Front cover	19
Back cover	19
Contents list	19
Contents list	19
Inside front cover	19
Contents list	19
Halide perovskites and high-pressure technologies: a fruitful encounter	18
Room temperature phosphorescence from a benzothiophene-based N–B–N multi-resonance core	18
Front cover	18
Dynamic display of cell targeting motifs via natural glycopeptide recognition for cancer cell isolation	18
Tetrasubstituted imidazole derivatives and their imidazolium: photophysical properties in the aggregate state and application for adenosine detection	18
Covalent organic frameworks as nanocarriers of tailored BODIPY for phototheragnostic applications	18
Bismuth-doped manganese molybdenum bimetallic oxide nanorods as a highly efficient nitrogen reduction catalyst	18
A superhydrophilic self-supported nickel/terbium oxide electrode for the alkaline hydrogen evolution reaction at high current density	18
Color-tunable fluorescence, phosphorescence and electroluminescence from single-chromophore polymers	18
Front cover	18
Dopant-mediated carrier tunneling in short-channel two-dimensional transistors	18
Design of Cr³⁺-activated broadband NIR phosphors with tunable and abnormal thermal quenching behavior for NIR pc-LEDs	17
A review on the active sites for titanium species in zeolites: coordination structure, synthetic strategies and activity	17