OOIR: Observatory of International Research

Papers

(The H4-Index of Carbon Letters is 33. 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 2021-11-01 to 2025-11-01.)

Article	Citations
Sun-powered synthesis: harnessing multiwall carbon nanotube-EB photocatalytic magic in a unified photocatalytic-biocatalytic system for solar- driven L-glutamate production from ɑ-ketoglutarate	191
The effect of heteroatoms and temperature ramping rate on pyrolysis of coal tar pitch for high value of β-resin	187
Fluorescent carbon quantum dots synthesized from coconut shell for the detection of Fe3+ ion	111
Perspective on carbon nanotubes as conducting agent in lithium-ion batteries: the status and future challenges	96
Enhanced CO2 capture by cupuassu shell-derived activated carbon with high microporous volume	83
Evolution of microstructure and properties of various types of PAN-based carbon fibers under the action of a mild electric field	80
A comparative study of microstructures and thermal conductivities of nuclear graphite	73
Mechanism in pH effects of electrochemical reactions: a mini-review	66
One-step preparation of N-doped porous carbon materials with excellent microwave absorption properties based on methylene blue saturated wood-based activated carbon	66
Eco-friendly flame-retardant epoxy composite using tannic acid and upcycled carbon black via mechano-fusion	65
Carbon nanofiber electrodes derived from polyacrylonitrile/cucurbituril composite and their supercapacitor performance	61
Synergistic effect of novel ionic liquid/graphene complex on the flame retardancy of epoxy nanocomposites	59
TiO2 nanoparticles anchored on graphene oxide nanosheets as a highly active photocatalyst for decabromodiphenyl ether degradation	55
Investigation and analysis of surface roughness in machining carbon fiber reinforced polymer composites using artificial intelligence techniques	55
Submicron graphite platelet-incorporated PVDF composite: an efficient body motion-based energy harvester for flexible electronics	51
Current overview of the valorization of bio-wastes for adsorbed natural gas applications	50
Preparation and characterization of pitch-derived activated carbon pellet for butane adsorption	49
Novel pH-sensitive of organic composite (kc-g-poly(AAc-co-AAm)/bentonite), synthesis and characterization candidate as a carrier for controlled release system in vitro to some drugs	47
Cerium-doped carbon quantum dots trigger mung bean seeds to help mitigate salt stress by increasing the degree of stomata opening	47
Two-dimensional materials based on negative differential transconductance and negative differential resistance for the application of multi-valued logic circuit: a review	45
Preparation of iron/carbon composite by grafting ferrocene to carbon nanofibers for supercapacitor electrodes	45
Facile synthesis and characteristics of NiMoS2/rGO nanocomposites for energy and environmental application	44
Experiment and molecular simulation for liquid phase adsorption of triethylenetetramine on activated carbon: equilibrium, kinetics, thermodynamics and molecular behavior	43
Evolution of electrical properties and microstructure of polyacrylonitrile-based carbon fibers during carbonization	43
Comparison of carbon coating and MCMB structures used in graphite anodes for potassium ion batteries	42

Facile microwave hydrothermal synthesis of citric acid-derived carbon dots for photothermal therapy of cancers under NIR irradiation	42
Preparation and electrochemical performance of porous carbon derived from polypyrrole	40
Basic principles of resonance Rayleigh scattering in Graphene	40
Study on fixation mechanism of soil available nutrients and optimization of production process of nutrient-rich biochar based on XGBoost machine learning prediction model	40
Carbon Dot-Magnetite Nanoparticle Composites in CaCO₃ Microspheres for Multiplexed Bioimaging and Magnetic Targeting	40
Inorganic nanocrystal-carbon composite derived from cross-linked gallic acid derivative of polyphosphazenes for the efficient oxygen evolution reaction	37
Optimization for testing conditions of inverse gas chromatography and surface energies of various carbon fiber bundles	35
Correction: In-situ growth of ZIF-8/CP with ultra-high adsorption capacity for removing Malachite green from water	35
Customized carbon composite nanomaterials for the mitigation of emerging contaminants: a review of recent trends	33
Chemical dissolution of oxide layer on carbon steel SA 106 GR.B-based oxalic acid	33
Improving the compressive strength of interlaminar stiffened and reinforced glass fiber composites by CNT/epoxy composite film with photothermal effects	33