OOIR: Observatory of International Research

Papers

(The H4-Index of Nature Reviews Materials is 97. 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 2020-04-01 to 2024-04-01.)

Article	Citations
Lipid nanoparticles for mRNA delivery	1252
Materials design for bone-tissue engineering	861
Room-temperature phosphorescence from organic aggregates	795
Chemical recycling to monomer for an ideal, circular polymer economy	744
Self-healing polymers	700
Structure–property–function relationships of natural and engineered wood	627
Bioplastics for a circular economy	562
Fundamentals, status and promise of sodium-based batteries	516
Engineering organoids	502
Synthetic alternatives to Matrigel	489
Engineered biomaterials for in situ tissue regeneration	432
Tailoring inorganic–polymer composites for the mass production of solid-state batteries	420
Flat optics with dispersion-engineered metasurfaces	417
Targeted drug delivery strategies for precision medicines	396
Polymer photocatalysts for solar-to-chemical energy conversion	371
Charge-transfer materials for electrochemical water desalination, ion separation and the recovery of elements	360
Mechanical properties and deformation mechanisms of gradient nanostructured metals and alloys	350
Solid-state nanopore sensors	345
End-to-end design of wearable sensors	325
Risk assessment of microplastic particles	317
Soft actuators for real-world applications	306
Nanofluidics for osmotic energy conversion	291
Polarons in materials	276
Deep neural networks for the evaluation and design of photonic devices	275
Bio-based polymers with performance-advantaged properties	272

Gas diffusion electrodes and membranes for CO2 reduction electrolysers	272
Transforming heat transfer with thermal metamaterials and devices	270
Artificial channels for confined mass transport at the sub-nanometre scale	268
The marvels of moiré materials	263
Non-metallic charge carriers for aqueous batteries	248
Nonreciprocity in acoustic and elastic materials	244
Production routes to tailor the performance of cellulose nanocrystals	235
Multifunctional biomolecule nanostructures for cancer therapy	227
The surface of halide perovskites from nano to bulk	226
A materials-science perspective on tackling COVID-19	224
Molecular imaging and disease theranostics with renal-clearable optical agents	223
Metallurgy, mechanistic models and machine learning in metal printing	223
Confining isolated atoms and clusters in crystalline porous materials for catalysis	221
Synthetic amorphous silica nanoparticles: toxicity, biomedical and environmental implications	214
Synthesis and alignment of liquid crystalline elastomers	214
Emerging applications of zeolites in catalysis, separation and host–guest assembly	214
Electrode material–ionic liquid coupling for electrochemical energy storage	212
Phase transitions in 2D materials	210
Machine learning for alloys	206
The passivity of lithium electrodes in liquid electrolytes for secondary batteries	206
Colloidal quantum dot lasers	199
Materials design by synthetic biology	192
Analogue computing with metamaterials	192
Electrical doping in halide perovskites	191
Quantum guidelines for solid-state spin defects	191
Design of therapeutic biomaterials to control inflammation	190
The global rise of 3D printing during the COVID-19 pandemic	188
Biomaterial-based antimicrobial therapies for the treatment of bacterial infections	188
Engineered living biomaterials	186
The germanium quantum information route	186
Nanoparticle synthesis assisted by machine learning	181
Functional nanoparticles through π-conjugated polymer self-assembly	179
Advances in coherent magnonics	175
From molecular to supramolecular electronics	172
Extracellular vesicles versus synthetic nanoparticles for drug delivery	170
The kinetics of metal oxide photoanodes from charge generation to catalysis	167
Reducing environmental plastic pollution by designing polymer materials for managed end-of-life	166
A reticular chemistry guide for the design of periodic solids	166
The fundamentals and applications of ferroelectric HfO2	165
Dynamical memristors for higher-complexity neuromorphic computing	164
Flexible self-charging power sources	163
Designing modern aqueous batteries	162
Hydrogel interfaces for merging humans and machines	159
The role of polymer mechanochemistry in responsive materials and additive manufacturing	156
Transition-metal coordinate bonds for bioinspired macromolecules with tunable mechanical properties	152
Anisotropic reticular chemistry	150
Electronic-structure methods for twisted moiré layers	144
Status and perspectives of crystalline silicon photovoltaics in research and industry	143
3D-printed multifunctional materials enabled by artificial-intelligence-assisted fabrication technologies	142
Clinical translation of silica nanoparticles	140

Emerging materials intelligence ecosystems propelled by machine learning	139
Bioinspiration in light harvesting and catalysis	137
Molecular engineering of contact interfaces for high-performance perovskite solar cells	137
Material properties and applications of mechanically interlocked polymers	136
Low-dimensional wide-bandgap semiconductors for UV photodetectors	133
Electronic defects in metal oxide photocatalysts	133
Engineered disorder in photonics	130
Fibre-based composites from the integration of metal–organic frameworks and polymers	128
Designing spatial and temporal control of vaccine responses	126
Defect activity in metal halide perovskites with wide and narrow bandgap	125
Machine learning for continuous innovation in battery technologies	123
Collagen: quantification, biomechanics and role of minor subtypes in cartilage	119
Organic batteries for a greener rechargeable world	118
Processing and application of high-temperature superconducting coated conductors	118
Methane transformation by photocatalysis	115
Dynamic and reconfigurable materials from reversible network interactions	105
Soft wearable devices for deep-tissue sensing	105
Engineered platforms for topological superconductivity and Majorana zero modes	103
Topological acoustics	101
Nanostructuring versus microstructuring in battery electrodes	99
Transport, magnetic and optical properties of Weyl materials	98
Excitonic devices with van der Waals heterostructures: valleytronics meets twistronics	97