OOIR: Observatory of International Research

Papers

(The TQCC of Functional Materials Letters is 2. 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
Bifunctional MnOx electrocatalysts for zinc–air batteries in alkaline electrolytes	25
Effects of thermal misfit strains on dielectric features of sandwich barium strontium titanate multilayer thin films on metal plates	21
Liquid-phase oxidation synthesis of WS2 –WO3 particles with enhanced gas sensing performance	20
Checkerboard-like structure in columnar W–Mo thin films	20
Carbon nano-onion as next-generation functional nanomaterial: Synthesis methods and practical applications	19
In situ preparation of two-dimensional mortise and tenon structure g-C3N4/MoO3 photocatalyst for the reduction of aqueous Cr(VI)	15
Mg-assisted reduced graphene oxide fabrication under microwave irradiation of a natural source of carbon	13
Shear-thinning inks for DIW of customizable PEO/Li1.3Al0.3Ti1.7(PO₄)₃ solid electrolytes: Additive manufacturing toward high-performance solid-state batteries	12
Electrical creep and fatigue in 0.5Ba(Zr0.2Ti0.8)O₃-0.5(Ba0.7Ca0.3)TiO₃ ceramics	11
A novel temperature-stable (1−m)Li₂TiO₃–mZn₃Nb₂O₈ microwave dielectric ceramic	11
ZNO/TIO₂ dual-phase coating engineering on ni-rich single-crystal ncm cathodes: synergistic effects for structural integrity and long cycling stability	11
PVA-assisted synthesis of Zn₂SiO₄: Mn2+ nanoparticles: Enhanced luminescence properties and applications	10
Composite materials based on ethylene–propylene–diene rubber and poly-(ethylene-co-vinyl acetate) with cenospheres	9
High thermoelectric properties of P-SiGe/Sr0.9La0.1Ti0.9−xZrxNb0.1O₃ composite	8
Novel WO₃-PEDOT core–shell inverse opal films with enhanced electrochromic performance for smart windows	8
Detection of silver cation based on phenothiazine derivative probe	8
Enhancing structural, thermal, and electrical properties of plasticized lithium-based PVdF-HFP polymer electrolytes for flexible energy storage applications	8
Low-temperature synthesis of oxygen-rich fish-scale-like porous boron nitride for effective water cleaning	7
Carbon-coated TiNb2O7 microspheres with partial nitridation for high-performance lithium storage	7
Genetic algorithm-optimized machine learning models for drug loading prediction	7
Photocatalytic activity of BaTi5O11 nanocrystals synthesized by hydrothermal method	7
Constructing MXene-/coconut-derived carbon composite as a robust anode material for enhanced lithium storage	7
Microstructures and electromagnetic interference shielding properties of 2D defective Mo1.33C (MXene)	7
A co-effective strategy to improve the energy storage performance and the electrocaloric effect of ceramic: Using strain-modified calcined powders as sintering precursor	7
Fabrication and electrochemical performance of Si@Polyaniline-based activated-carbon composites	7

Preparation of novel azobenzene derivatives/potassium niobate nanocomposite and its application in electrochemical sensors	7
Enhancing optical properties and wettability of colorless polyimide films by direct fluorination	6
Strategies to increase the stability and energy density of NVPF– A comprehensive review	6
Mechanochromic behavior of a pyridine-containing pyrene derivative	6
Multicomponent nickel-based phosphide catalyst for overall water splitting	6
Preparation and photocatalytic degradation performance of AgI/4A molecular sieves	5
Decorating Pt nanoparticles on oxygen vacancies incorporated hematite photoanode for enhanced water oxidation	5
Integrately design hybrid lithium-air battery based on the nasicon solid electrolyte and zinc single atoms electrochemical catalysts	5
Rutile Ni1/3Nb2/3O2 porous microspheres: A new Li+ -storage anode material	5
Influence of 2D CuxAl(100−x) electrodes on the CuxAl(100−x)/Cu21(SiO2)79/W memristive device	5
Investigation of the coupling effect of flexoelectricity and ferroelasticity on energy storage efficiency of relaxor ferroelectrics	5
Pt supported on ZrSn1−xSrxO4−δ for catalytic liquid-phase oxidation of phenol	5
Potassium oleate as an effective interface modifier for defect passivation in planar perovskite solar cells	5
Improved electrochromic device based on mesoporous TiO2 and NiO films	5
Functionally Anchored Covalent Organic Frameworks Incorporating Cobalt Ions for Enhanced Performance in Electrochemical Oxygen Evolution Reaction	5
Cysteine assisted synthesis of Bi₂S₃/BiOBr nanocomposites for photocatalytic decomposition of rhodamine B	5
Hydrothermal preparation of Bi2Mo0.8W0.2O6 solid solution and its photocatalytic performance in the degradation of rhodamine B	5
Development of La–graphene composite contrasting agents for photon-counting computed tomography	5
Improvement of hydrogen evolution catalytic performance of MoS2 nanoflowers by constructing MoS2/MXene Ti3C2 heterostructure petals	5
Two-step approach for the fabrication of transparent and superhydrophobic surfaces using a stable fluoride-free nanosilica solution	5
Flexible capacitive three-dimensional force sensor for hand motion capture and handwriting recognition	5
Structural engineering of ultrathin vertical NbS₂ on carbon cloth by chemical vapor deposition for hydrogen evolution reaction	5
Study of models and analysis methods in bipolar plates of proton exchange membrane fuel cell	4
Near space detection technology combining van der Waals heterojunction photodetectors with long-range infrared target detection algorithms	4
Reinforced birnessite derived from spinel Mn₃O₄ for sustainable energy storage	4
Facile synthesis of nitrogen-doped graphene, and its advanced electrochemical activity toward efficient lithium ion storage	4
Influence of pretreatment conditions of Shirasu-based materials on their adsorption ability of carbon dioxide	4
Facile synthesis of N-doped TiO₂ and its photocatalytic properties for ciprofloxacin degradation	4
Studies on ZrO₂ nanoparticles for gas sensing application	4
A recyclable and efficient magnetic photocatalyst-Bi5O7I/SrFe12O19	4
Abnormal dielectric behavior and domain reorientations in the (Bi0.5Na0.5)0.92Ba0.08TiO3 ceramic below the critical temperatures	4
Effect of sintering temperature on phase transformation and energy storage properties of 0.95NaNbO₃-0.05Bi(Zn0.5Zr0.5)O₃ ceramics	4
Local electronic structure of carbon nanotubes consolidated by spark plasma sintering	4
Direct decomposition of nitrous oxide by rhodium supported on ZrSnO₄	4
Ductile Ag2S0.7Te0.3 compounds fabricated by using mechanical alloying method	4
On the performance of carbon fiber structural batteries with temperature	4
Structural optimization of CO3O4 nanoparticles for enhanced energy-storage application	4
MoC@C/RGO with nano-restricted area structure for active electrode in supercapacitor	4
Synthesis of core–shell Fe₃O₄@C@SiO₂-SO₃H/CH₃ particles for the photothermally actuated esterification reaction in biofuel upgrade	4
First-principles investigations of the half-metallic ferromagnetic LaCoTiIn equiatomic quaternary Heusler alloy for spintronics	4
Synthesis and luminescent properties of Eu3+ organic complex PVA encapsulation film	3
Microwave synthesis of Bi₂Se₂ nanoflakes as high-performance electrode for supercapacitor	3
Editorial: Introduction to the Special Issue on Energy Storage and Conversion	3
Zinc–air batteries in neutral/near-neutral electrolytes	3
Editorial — Nano-Architecture for Next-Generation Functional Materials: Influence, Trends and Prospects	3
Ag/Co/B tri-doped TiO₂/SiO₂ film for enhancing photocatalytic degradation	3
Synthesis of 2D type A molecular sieves by alkaline removal of natural kaolin	3
Estimation of constitutive parameters for shape memory polymer thermo-mechanical cycle by an integrated simulation and inverse optimization method	3
Rapid and controllable microwave synthesis of nickel cobalt sulfide electrodes for high-performance asymmetric supercapacitors	3
Plasma-constructed cerium-doped porous phosphide network for accelerating oxygen evolution kinetics	3

High efficient and stable photocatalyst CeO₂/ZnO for tetracycline degradation	3
MXene for aqueous zinc-based energy storage devices	3
Tunable Optoelectronic Performance of ZnO-Coated TiO₂ Nanowires for Enhanced UV Photodetection	3
Nanocrystallized copper phosphate endowed with photothermal conversion and photoacoustic imaging capabilities	3
Electrochemical conversion of ethane to produce hydrogen and deposit carbon in molten salts	3
Facile fabrication of PEG-PPG block copolymer via Michael addition reaction and its successful application as all-solid-state electrolyte for rechargeable lithium metal batteries	3
An efficient CoSe₂-Co₃O₄-Ag hybrid catalyst for electrocatalytic oxygen evolution	3
Influence of doping Sn direction and concentration on vanadium pentoxide based on density functional theory	3
Generation of stable femtosecond pulses using MoS2−xSex as the saturable absorber in Er-doped fiber laser	3
Author index Volume 16 (2023)	3
N/O co-doped carbon nanocapsule anodes for high rate-performance K-ion batteries	2
Restrained interfacial resistance Co5.47N@C derived from metal-organic frameworks for advanced Li-CO2 batteries cathodes	2
Resistive switching of Pt/Nb: SrTiO₃ and La0.7Sr0.3MnO₃/Nb:SrTiO₃ structures	2
Fabrication and improved photocatalytic performance of 2D/0D structured g-C3N4/WO3 composite materials	2
Modulation mechanism of electronic and optical properties of Cs2SnX6 (X = Cl, Br and I) under hydrostatic or uniaxial pressure	2
Fabricating waxberry-shaped N–C–TiO2 composite with excellent visible light catalytic activity	2
Temperature effects on electrochemical performance of Li₄Ti₅O₁₂	2
Ethyl cellulose–graphene oxide composite dense membranes: Kinetic and thermodynamic studies of dye adsorption	2
Development of metal-organic framework materials as solid-state polymer electrolytes for lithium-metal batteries: A review	2
Facial synthesis of Cu@Ag core-shell particles through temperature gradient method with excellent oxidation resistance	2
Features of coexistence of tetragonal and orthorhombic phases in lead-free ferroelectric solid solutions	2
An in-situ catalytic-insoluble strategy enabled by sulfurized polyacrylonitrile-based composite cathode for potassium–sulfur batteries	2
Exploring electronic, optical, and phononic properties of MgX (X = C, N, and O) monolayers using first principle calculations	2
Facile fabrication of NF-loaded Co₃O₄ monolithic catalyst and its application in the reduction of P-nitrophenol	2
γ-phase evolution in aged Co–Ni–Ga shape memory alloy	2
Improved artificial photosynthesis with InGaN NCs/InGaN/GaN electrodes	2
The effects of solvent viscosity on the morphology and photocatalytic activity of BiOBr catalysts	2
Enhanced durability of cyclometalated Ir(III) photosensitizer through intramolecular π–π interaction for robust photocatalytic hydrogen evolution	2
Li–Na-based hybrid battery	2
Indoloquinoxaline-based organic material enabling multi-stimuli response	2
Porous CuF₂ derived from MOFs as cathode materials for Li-ion batteries	2
Applications of surface modification trititanate nanotubes as PEC and hydrogen production device material	2
Surface modification of TiNb alloys by hydrothermal-precalcification treatment and its excellent in vitro osteogenic bioactivity	2
Artificial neural network (ANN)-based optimization of a numerically analyzed m-shaped piezoelectric energy harvester	2
Molecular simulation of (Al–Ga) surface garnished with chromium metal for organic material detecting: A DFT study	2
Synthesis and characterization of a β-ketoenamine COF Tp-BD(Me)2 at mild temperatures	2
V₂C-based lithium batteries: The influence of magnetic phase and Hubbard interaction	2
Optimization of polymer incorporation in MOF via solvent exchange activation	2
Ethanol monitoring gas sensor based on Co₂P nanomaterials by a facile hydrothermal approach	2
Surfactant-assisted synthesis of NiCo alloy with specific nanopore architecture as a bifunctional electrocatalyst for rechargeable zinc-air batteries	2
Hydrothermal synthesis and optical luminescence center attribution in samarium-doped zirconia nanocrystals	2
Magnetic/conductive biochar frames derived from Fe3O4-coated loofah sponges for green electromagnetic interference shielding application	2
Fabrication and characterization of monocrystalline Zn₂TiO₄ films on MgO (111) substrates by PLD	2
Simultaneous UV and NIR protective properties of ZnO–SnO₂ nanocomposites	2
Hydrogen peroxide electrochemical sensor based on gold nanoparticles modified with nitrogen-doped and nanoperforated graphene nanozymes	2
Potential applications of POSS-based fluorescent materials in fingerprint developments	2
On the successful growth of bulk gallium oxide crystals by the EFG (Stepanov) method	2
Degradation of sodium butylxanthate in flotation wastewater by natural pyrite via visible light-assisted advanced oxidation processes: A comprehensive study	2
Porous pyroelectric material for waste heat harvesting	2
Direct decomposition of N₂O over Co₃O₄/ZrSn1−x FexO4−δ catalysts	2
Design of a playable spherical grip strength detection system based on a PVDF flexible sensor	2