OOIR: Observatory of International Research

Papers

(The H4-Index of APL Materials is 36. 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 2021-09-01 to 2025-09-01.)

Article	Citations
Giant strain tunability in polycrystalline ceramic films via helium implantation	399
A machine learning model with crude estimation of property strategy for performance prediction of perovskite solar cells based on process optimization	153
Luminescence properties related anti-phase domain of alpha-Ga2O3	132
A photo rechargeable capacitor based on the p–n heterojunction of ZnO/ZIF-67 showing enhanced photovoltage	101
High hole mobility and non-localized states in amorphous germanium	88
A novel hydrothermal route of preparing CuMnO2 nanoflakes and their application in Li-ion batteries and supercapacitors	77
Spinal cord injury repair: Mechanisms, applications, and prospects of hydrogel therapies	75
Polarization rotation in a ferroelectric BaTiO3 film through low-energy He-implantation	69
Unusual Mn oxidation state distribution in the vicinity of the tensile-strained interface between CaMnO3−δ and La0.7Ca0.3MnO3 layers	65
Recent advances in silicon-based nanostructures for thermoelectric applications	65
Shock response of periodic interpenetrating phase composites	65
Synthesis of Co9S8@CNT hydrogen production composites by one-step pyrolysis of monomolecule precursor	62
Phononic crystals at various frequencies	62
Understanding the growth of high-aspect-ratio grains in granular L1-FePt thin-film magnetic media	61
Experimental verification of a novel hierarchical lattice material with superior buckling strength	61
Ultra-broadband bright light emission from a one-dimensional inorganic van der Waals material	61
High thermal conductivity and ultrahigh thermal boundary conductance of homoepitaxial AlN thin films	60
Design of superparamagnetic nanoparticle-materials for high-frequency inductor cores	53
Role of topology in compensated magnetic systems	53
Microstructure and mechanical property of gas tungsten arc and friction stir welds of L12 precipitate FCC high-entropy alloy	51
Impact of sulfur addition on the structure and dynamics of Ni–Nb alloy melts	50
Quantifying the large contribution from orbital Rashba–Edelstein effect to the effective damping-like torque on magnetization	47
Influence of thickness scaling on the electronic structure and optical properties of oxygen deficient BaBiO3-δ thin films grown on SrTiO3-buffered Si(001) substrate	46
Substrate pre-sputtering for layer-by-layer van der Waals epitaxy of 2D materials	45
Role of hydrogen in the n-type oxide semiconductor MgIn2O4: Experimental observation of electrical conductivity and first-principles insight	42

Degenerate GaN source–drain AlN/AlxGa1−xN/AlN high electron mobility transistors with a high breakdown electric field reaching 6.0 MV/cm	41
A review of magnetic nanoparticles used in nanomedicine	41
Roadmap on nanogenerators and piezotronics	40
Optical properties of Zr-doped AlN epilayers	40
Construction of a 3D/2D heterojunction based on a fluorinated cyclohexylamine 2D Ruddlesden–Popper perovskite for highly efficient and stable perovskite solar cells	39
Autonomous sputter synthesis of thin film nitrides with composition controlled by Bayesian optimization of optical plasma emission	39
Perfect pulse filtering under simultaneous incidence at the same frequencies with waveform-selective metasurfaces	39
Order and disorder in cerium-rich ceria-zirconia solid solutions revealed from reverse Monte Carlo analysis of neutron and x-ray total scattering	37
Metalorganic chemical vapor deposition of β-(AlxGa1−x)2O3 thin films on (001) β-Ga2O3 substrates	37
Piezoreflectance: A sensitive method for studying optical and phase transitions in metal halide films	37
Crack-free ScxAl1−xN(0001̄) layers grown on Si(111) by plasma-assisted molecular beam epitaxy	36
Automatic design of chiral mechanical metamaterials	36
In situ observation of medium range ordering and crystallization of amorphous TiO2 ultrathin films grown by atomic layer deposition	36