OOIR: Observatory of International Research

Papers

(The H4-Index of Materials Today is 87. 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 2021-05-01 to 2025-05-01.)

Article	Citations
Phase transition in two-dimensional monolayer (1L)-molybdenum disulfide induced by atomic S-basal plane gliding via synchrotron X-ray monochromatic beam radiation for superior electronic performance	755
COVER	375
Nanoparticles target developing lung tissue	321
Front cover - Rainer Adelung et al.	298
Colourful solar panels could be on the way	279
Bio-based nanofibers promise versatile aerogels	279
Front cover - Zhiguo He et al.	274
Front cover - Qiang Zhang et al.	274
How silicate nanoparticles can protect historic buildings	256
New shock-absorbing material could improve safety of helmets and vehicles	254
Inner cover 4 - Jing Liu et al.	252
First 3D-printed flexible OLED display demonstrated	247
2D perovskitoids for enhanced photovoltaic stability	238
3D printed materials for combating antimicrobial resistance	232
A NIR-II-emitting gold nanocluster-based drug delivery system for smartphone-triggered photodynamic theranostics with rapid body clearance	226
On the role of charge transfer excitations in non-fullerene acceptors for organic photovoltaics	223
Strongly enhanced charge density via gradient nano-doping for high performance elastic-material-based triboelectric nanogenerators	222
Intrinsic weaknesses of Co-free Ni–Mn layered cathodes for electric vehicles	222
3D bioprinting of multicellular scaffolds for osteochondral regeneration	198
Degradation mechanisms and lifetime extending strategy of phosphorescent and thermally activated delayed-fluorescence organic light-emitting diodes	196
Rapid, one-pot, non-toxic and scalable synthesis of boron nitride nano-onions via lamp ablation	192
Advanced interfacial phase change material: Structurally confined and interfacially extended superlattice	190
All-cellulose hydrogel with ultrahigh stretchability exceeding 40000%	183
Nanograin–glass dual-phasic, elasto-flexible, fatigue-tolerant, and heat-insulating ceramic sponges at large scales	180
New printing skin method helps heal chronic wounds	174

Assessing how biowaste can be used in optical applications	172
Editorial Board	170
Recycling PVC for a greener world	169
Front cover - Hang Zou et al.	166
Flexible patch gives wounds the signal to heal	164
Molecular sweat sensor offers quick drug detection	162
Stable molten salts hold the key to solar storage	162
CONTENTS 1	160
Pathways towards truly brain-like computing primitives	158
Observation of large Rashba spin–orbit coupling at room temperature in compositionally engineered perovskite single crystals and application in high performance photodetectors	154
Large-area photo-patterning of initially conductive EGaIn particle-assembled film for soft electronics	154
Self-healing solid-state polymer electrolytes for high-safety and long-cycle lithium-ion batteries	152
Anion-driven enabled functional nanomaterials from metal and metal oxide nanoparticles	147
Biofabrication of engineered tissues by 3D bioprinting of tissue specific high cell-density bioinks	146
Applications, materials, and fabrication of micro glass parts and devices: An overview	142
Dispersion-free highly accurate color recognition using excitonic 2D materials and machine learning	137
Energy-saving gas separation with boron nitride nanosheets	136
Resolving the early-stage nucleus structure and evolution in atomic systems	135
Supersonic puncture-healable and impact resistant covalent adaptive networks	132
Surface-engineered chlorella alleviated hypoxic tumor microenvironment for enhanced chemotherapy and immunotherapy of first-line drugs	130
Metals beyond tomorrow: Balancing supply, demand, sustainability, substitution, and innovations	130
The structure, material and performance of multi-functional tactile sensor and its application in robot field: A review	130
Ferroelectric interface for efficient sodium metal cycling in anode-free solid-state batteries	126
Intelligent systems using triboelectric, piezoelectric, and pyroelectric nanogenerators	124
Interfacial engineering of heterogeneous catalysts for electrocatalysis	124
Controllable structure-engineered janus and alloy polymorphic monolayer transition metal dichalcogenides by plasma-assisted selenization process toward high-yield and wafer-scale production	123
Chain engineering of carbonyl polymers for sustainable lithium-ion batteries	123
Pushing thermoelectric generators toward energy harvesting from the human body: Challenges and strategies	122
Multi-field driven hybrid catalysts for CO2 reduction: Progress, mechanism and perspective	122
Chemically and mechanically defined hyaluronan hydrogels emulate the extracellular matrix for unbiased in vivo and in vitro organoid formation and drug testing in cancer	121
Dynamic evolution of zinc directional deposition: Toward precise interface manipulation for reversible zinc metal anodes	119
Tailoring drug delivery systems by microfluidics for tumor therapy	119
Ultrathin FeTe nanosheets with tetragonal and hexagonal phases synthesized by chemical vapor deposition	118
A reversible perovskite air electrode for active and durable oxygen reduction and evolution reactions via the A-site entropy engineering	116
Cascades of Fano resonances in light scattering by dielectric particles	116
Continuous production of Cl-terminated MXenes by bubbling chemical vapor growth in molten salt	116
Combining clays and crustacean shells to make a high-performance nanogenerator	114
Wearable textile captures energy from body movement to power devices	112
New nano semiconductor materials show promise	111
Se takes dual role in CdTe solar cell passivation	110
Synthetic shape-shifting collagen with potential biomedical applications	109
MOF sensor detects iodine gas with outstanding sensitivity	109
Capturing the ultrahigh temperature response of materials with sub-scale tensile testing	109
Strongly enhanced electromechanical coupling in atomically thin transition metal dichalcogenides	108
Editorial Note: Wettability-patterned microchip for emerging biomedical materials and technologies by Yiwei Li, Bi-Feng Liu and Xingcai Zhang [Materials Today 51 (2021) 273–293]	107
Spontaneous heteroassembly of 2D semiconducting van der Waals materials in random solution phase	106
Advanced triboelectric materials for liquid energy harvesting and emerging application	103
Unraveling the molecular mechanisms of antisolvent action in localized high-concentration electrolytes for lithium metal batteries	103
Mechanochemistry: Toward green synthesis of metal–organic frameworks	101
A minimally designed PD-L1-targeted nanocomposite for positive feedback-based multimodal cancer therapy	99

Electrodeposition-enabled, electrically-transduced sensors and biosensors	98
Front cover - Alexander Balandin et al.	96
Design principles of microneedles for drug delivery and sampling applications	96
Front cover - Lin Ding et al.	94
MXene–polymer composite blocks electromagnetic pollution	93
New 3D printing technique reduces part deformation	93
Light-triggered nanoparticles hit the target	91
Tribology of the diamond-silica interface	90
Cure-on-demand 3D printing of complex geometries for enhanced tactile sensing in soft robotics and extended reality	90
Bioinspired soft robot walks on water	90
Editorial Board	88
Electrospray printing: Unravelling the history of a support free three-dimensional additive manufacturing technology	87
Editorial Board	87