OOIR: Observatory of International Research

Papers

(The H4-Index of Green Chemistry is 78. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Solvent-free Markovnikov hydroamination of vinylarenes with carboxamides: a heterogeneous catalytic approach using Hβ zeolite	1255
Inside front cover	288
Inside back cover	234
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Contents list	191
Back cover	168
Contents list	161
Front cover	160
Inside back cover	156
Inside front cover	156
Biobased sunscreen fabrication using Zn-porphyrins from engineered Corynebacterium glutamicum	148
Multi-layered CuO/SiO₂ core–shell structure improves electrocatalytic CO₂-to-n-propanol conversion	144
Amino and hydroxyl functionalization of nucleosides via resonant acoustic mixing	136
Integrated design of multifunctional reinforced bioplastics (MReB) to synergistically enhance strength, degradability, and functionality	134
Does enzymatic catalysis lead to more sustainable chemicals production? A life cycle sustainability assessment of isopropyl palmitate	132
Heuristic process prediction model for screening optimal green entrainers based on TAC and LCA impacts utilizing PSE concepts	131
Polymer monomers fabricated from biomass platform molecules over metal-free catalysts	131
Mechanistic study of novel chemical looping phase separation recovering lithium-ion battery cathode materials with biogas residues	128
Minute-level alkylation of heteroarenes via a photo-Fenton mechanism in continuous flow	127
Tailoring surface reaction pathways by self-assembling a trifluoromethyl-terminated molecular layer to enhance photocatalytic cellulose-to-syngas conversion in pure water	126
Phase-segregated PtNi₅ rhombic dodecahedra enable excellent electrocatalytic hydrogen evolution in the full pH range	125
Voltage losses in indoor light harvesting organic photovoltaic devices: a case study of green solvent processed PM6/IT-4Cl devices	125
Contents list	123
Introduction to green and sustainable batteries	123
Replacing polyacrylonitrile with Kraft lignin for sustainable carbon fiber manufacturing mitigates carbon emissions	119

Rational catalyst design for acetaldehyde upgrading – an in-depth study on the use of a solid base and the development of a second generation supported N-heterocyclic carbene catalyst	118
Photoredox catalytic aminomethylation of sulfonylthiazoles	117
Electrosynthesis of benzyl-tert-butylamine via nickel-catalyzed oxidation of benzyl alcohol	116
Contents list	115
Wood-inspired dual-scale directional channel cellulose bioreactors with high mass transfer efficiency for continuous flow catalytic green conversion	114
A radical Smiles rearrangement difunctionalization of activated alkenes via desulfonylation and insertion of sulfur dioxide relay strategy	111
Defossilising fuels and chemicals – a systemic analysis from feedstock and technology, to hurdles and enablers	111
Aliphatic C–H arylation with heteroarenes without photocatalysts	111
Non-enzymatic signal-on electrochemiluminescence detection of organophosphorus pesticides based on tungsten disulfide quantum dots	111
Redox-mediated electrified synthesis of benzaldehyde	106
Electrochemical ring-opening 1,3-dihydroxylation of arylcyclopropanes with H₂O	106
Progress of photothermal/thermal catalytic CO ₂ hydrogenation by metal-modified CeO ₂	105
Contents list	105
Highly efficient sulfurized Re–Ir catalysts for multiple N-methylation of ethylenediamine and its homologous series with CO₂ and H₂ in water solvent	105
Phthalocyanine separator with “chelation-relay” behavior for homogeneous Zn ²⁺ flux and ultra-stable aqueous zinc-ion batteries	104
Photocatalyst-free H₂O-regulated and regiodivergent multicomponent hydrogenation/bifunctional sulfonylation of alkynes	102
CO ₂ hydrogenation to CH ₃ OH promoted by strong Cu	102
Efficient CO ₂ electroreduction to n -propanol on a matching cobalt phthalocyanine/copper tandem catal	101
Characterization and molecular simulation of lignin in Cyrene pretreatment of switchgrass	100
Dibasic esters as green solvents for PVDF membrane preparation	99
Multi-step oxidative carboxylation of olefins with carbon dioxide by combining electrochemical and 3D-printed flow reactors	94
Energy and cost-saving potential of combined carbon capture and conversion: a pioneering design of a process intensification concept harnessing CeO₂ as a dual-functional material	93
Phosphatidylcholine-driven cell-like assembly of lignin for reinforcing and toughening rubber materials	92
Upcycling photovoltaic silicon waste into SiO anode materials	92
Towards a scalable recycling process for ceramics in fuel-electrode-supported solid oxide cells	91
Machine learning-guided engineering of chalcone synthase enables high-selectivity phloretin biosynthesis in yeast	91
Oxidized thiourea derivatives: uncovering new frontiers with resonant acoustic mixing (RAM)	91
Toward the next generation of sustainable aluminum-ion batteries: a review	91
Inside front cover	89
Copper-catalyzed 1,2-carboesterification of 1,3-enynes via polarity-matched hydrogen atom transfer	89
Front cover	89
Selective C–O bond cleavage enhances aromatics production from lignin-derived platform molecules with ethanol as a hydrogen donor	88
H-bond mediated photocatalyzed oxidation of oximes under visible light and air. A general route toward dioxazoles, oxadiazoles and isoxazoles	88
Iridium-catalyzed N-methylation of drug molecules	88
A green chemical protocol for the separation of spent LiFePO ₄ cathode material from Al foil and regeneration	87
An in situ phosphorization constructed VP₂@VS₂ nanoflower heterostructure with a modulated d-band center of V for efficient polysulfide adsorption and conversion in lithiu	87
Impact of linking groups in chelating bis-carbene iridium catalysts for transfer hydrogenation of inorganic carbonates with glycerol	86
Olefin isomerization-Michael addition cascade in aqueous micelles: a new piperazine-based antifungal chemotype	85
Sustainable base-mediated chemical upcycling of poly (propylene carbonate) to β-hydroxy sulfides and oxides	83
Light-driven ultrafast dual C–C cleavage and coupling of dihydroxyacetone into high-purity carbon monoxide and ethylene glycol	82
Regulating the hydrophobic microenvironment of SnS₂ to facilitate the interfacial CO₂/H₂O ratio towards pH-universal electrocatalytic CO₂ reduction	82
A hydrophobic ionic liquid and ZIF-8 co-modified graphene oxide membrane for efficient osmotic energy conversion	82
Long-lived triplet state carbon nitride (urea-CN_x) catalyzed metal-free photo-ATRP with oxygen acceleration	81
Modulation of hydrogen transfer behaviors over Fe/Cu interfacial sites for a boosted electrocatalytic nitrate reduction reaction	81
Synthesis of biodegradable PGA-PBC-PGA triblock copolymers and closed-loop recycling via a thermal depolymerization strategy	80
An ultra-fast and eco-friendly recycling process for spent LIBs using deep eutectic solvents: mechanism and life-cycle insight	80
Obituary: Roger Arthur Sheldon (1942–2025)	79
Tuning the electronic structure of the Mn–N–C catalyst through XO₂ group (X = S, Se, Te) doping for proton-exchange membrane fuel cells	79
Synthesis of α-aminophosphorous derivatives using a deep eutectic solvent (DES) in a dual role	78
Contents list	78

Visible-light-induced hydroxycarboxylation of α-trifluoromethylstyrenes to construct densely functionalized α-CF₃ tertiary alcohols	78
Spatial organization of an enzyme cascade in a Ni-ZIF-8 framework for efficient sugar nucleotide synthesis	78
Back cover	78