OOIR: Observatory of International Research

Papers

(The H4-Index of Nature Reviews Materials is 98. 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 2020-05-01 to 2024-05-01.)

Article	Citations
Lipid nanoparticles for mRNA delivery	1295
Materials design for bone-tissue engineering	895
Room-temperature phosphorescence from organic aggregates	819
Self-healing polymers	720
Structure–property–function relationships of natural and engineered wood	638
Bioplastics for a circular economy	599
Fundamentals, status and promise of sodium-based batteries	545
Engineering organoids	518
Synthetic alternatives to Matrigel	498
Engineered biomaterials for in situ tissue regeneration	444
Tailoring inorganic–polymer composites for the mass production of solid-state batteries	440
Flat optics with dispersion-engineered metasurfaces	425
Targeted drug delivery strategies for precision medicines	411
Polymer photocatalysts for solar-to-chemical energy conversion	387
Mechanical properties and deformation mechanisms of gradient nanostructured metals and alloys	366
Solid-state nanopore sensors	358
End-to-end design of wearable sensors	354
Risk assessment of microplastic particles	334
Soft actuators for real-world applications	323
Nanofluidics for osmotic energy conversion	300
Bio-based polymers with performance-advantaged properties	289
Transforming heat transfer with thermal metamaterials and devices	285
Polarons in materials	282
Gas diffusion electrodes and membranes for CO2 reduction electrolysers	280
Deep neural networks for the evaluation and design of photonic devices	278

The marvels of moiré materials	273
Artificial channels for confined mass transport at the sub-nanometre scale	271
Non-metallic charge carriers for aqueous batteries	260
Nonreciprocity in acoustic and elastic materials	250
Production routes to tailor the performance of cellulose nanocrystals	240
Multifunctional biomolecule nanostructures for cancer therapy	234
The surface of halide perovskites from nano to bulk	231
Metallurgy, mechanistic models and machine learning in metal printing	231
Synthesis and alignment of liquid crystalline elastomers	227
Molecular imaging and disease theranostics with renal-clearable optical agents	226
Confining isolated atoms and clusters in crystalline porous materials for catalysis	226
Machine learning for alloys	226
A materials-science perspective on tackling COVID-19	224
Emerging applications of zeolites in catalysis, separation and host–guest assembly	223
Electrode material–ionic liquid coupling for electrochemical energy storage	218
Phase transitions in 2D materials	218
Synthetic amorphous silica nanoparticles: toxicity, biomedical and environmental implications	215
The passivity of lithium electrodes in liquid electrolytes for secondary batteries	209
Colloidal quantum dot lasers	206
Analogue computing with metamaterials	202
Biomaterial-based antimicrobial therapies for the treatment of bacterial infections	201
Quantum guidelines for solid-state spin defects	197
Electrical doping in halide perovskites	196
Design of therapeutic biomaterials to control inflammation	195
Materials design by synthetic biology	194
Engineered living biomaterials	193
Nanoparticle synthesis assisted by machine learning	190
The global rise of 3D printing during the COVID-19 pandemic	190
The germanium quantum information route	189
Advances in coherent magnonics	188
Designing modern aqueous batteries	185
Functional nanoparticles through π-conjugated polymer self-assembly	183
Dynamical memristors for higher-complexity neuromorphic computing	181
Reducing environmental plastic pollution by designing polymer materials for managed end-of-life	180
The fundamentals and applications of ferroelectric HfO2	180
From molecular to supramolecular electronics	179
Hydrogel interfaces for merging humans and machines	177
Extracellular vesicles versus synthetic nanoparticles for drug delivery	176
Flexible self-charging power sources	175
A reticular chemistry guide for the design of periodic solids	175
The kinetics of metal oxide photoanodes from charge generation to catalysis	174
Transition-metal coordinate bonds for bioinspired macromolecules with tunable mechanical properties	160
The role of polymer mechanochemistry in responsive materials and additive manufacturing	159
Anisotropic reticular chemistry	154
Status and perspectives of crystalline silicon photovoltaics in research and industry	153
Low-dimensional wide-bandgap semiconductors for UV photodetectors	153
Molecular engineering of contact interfaces for high-performance perovskite solar cells	153
Electronic-structure methods for twisted moiré layers	150
3D-printed multifunctional materials enabled by artificial-intelligence-assisted fabrication technologies	148
Emerging materials intelligence ecosystems propelled by machine learning	145

Material properties and applications of mechanically interlocked polymers	145
Clinical translation of silica nanoparticles	144
Bioinspiration in light harvesting and catalysis	143
Electronic defects in metal oxide photocatalysts	141
Designing spatial and temporal control of vaccine responses	134
Engineered disorder in photonics	133
Fibre-based composites from the integration of metal–organic frameworks and polymers	130
Defect activity in metal halide perovskites with wide and narrow bandgap	127
Organic batteries for a greener rechargeable world	126
Machine learning for continuous innovation in battery technologies	124
Collagen: quantification, biomechanics and role of minor subtypes in cartilage	123
Processing and application of high-temperature superconducting coated conductors	122
Methane transformation by photocatalysis	121
Topological acoustics	116
Dynamic and reconfigurable materials from reversible network interactions	114
Soft wearable devices for deep-tissue sensing	113
Engineered platforms for topological superconductivity and Majorana zero modes	109
A roadmap for the commercialization of perovskite light emitters	106
Excitonic devices with van der Waals heterostructures: valleytronics meets twistronics	105
Nanostructuring versus microstructuring in battery electrodes	103
Passive, active and endogenous organ-targeted lipid and polymer nanoparticles for delivery of genetic drugs	102
Transport, magnetic and optical properties of Weyl materials	101
Drug delivery to the central nervous system	99
Anomalous Hall antiferromagnets	98
Pushing the limit of 3d transition metal-based layered oxides that use both cation and anion redox for energy storage	98