OOIR: Observatory of International Research

Papers

(The H4-Index of Dyes and Pigments is 38. 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
Rational construction of perylenequinone annulated porphyrins via cycloaddition reactions	275
Hexaphenyl-butadiene derivative with aggregation-induced emission characteristic for high-sensitive detection of ursolic acid, oleanolic acid, and glycyrrhizic acid	152
Novel aurone-type compounds with an extended π-system: Synthesis and optical properties	120
A bisphotochromic system featuring two modes of photoisomerization controlled by solvent polarity	102
Editorial Board	84
Editorial Board	80
Optical signatures of cisplatin assembled with curcuminoids: Theoretical simulations to develop novel anticancer prodrugs	78
Synthesis, characterization, photophysical and electroluminescent properties of iridium complexes with CF3-substituted 1,3,4-oxadiazole amide ancillary ligands	71
Extremely low friction coefficient and mechanically robust photonic film towards antibiotic drug release	66
Luminescent dual-network hydrogels based on terpyridine-Eu(III) supramolecular coordination: Fluorene as antenna	63
Emerging specific selectivity towards mercury(II) cations in water through supramolecular assembly at interfaces	60
UV- and X-ray-activated broadband NIR garnet-type Ca3Ga2Sn3O12:Fe3+ phosphors with efficient persistent luminescence	58
Diaza-substitution on dibenzothiophene sulfone-based linear conjugated polymers for highly efficient visible-light photo-catalytic hydrogen evolution via substituted-position optimization	58
Origin of abnormal fluorescence in organometallic complexes: Weak heavy-atom effect and large energy gap	57
Design, synthesis, and characterization of highly photostable Pigment Yellow 74 derivatives for painting applications	56
Electron transfer and intersystem crossing in the coumarin-anthracene electron donor-acceptor dyads	54
Tuning the DNA binding properties of phenolic hemicyanine dyes for host-guest fluorescent aptasensor applications	52
Host-guest assembly triggered lower critical solution temperature behavior with reversible photo-regulation	51
Revealing conflicting effects of solvent additives on morphology and performance of non-fullerene organic photovoltaics under different illuminance conditions	50
Dual state emissive tridentate imidazopyridines with applications in acidochromism, metal ions detection, data encryption, and bioimaging	49
Two luminescent lanthanide coordination polymers incorporating free pyridyl sites as the multi-responsive sensors for hazardous ions	48
Thieno[3,4-b]pyrazine-containing D-A conjugated polymer-based photodetectors with high performance and UV–visible dual-band response for color temperature sensor and encrypted optical communication	48
Benzylidenemalononitrile bridged long-wavelength emission luminogens with “washing-free” properties for monitoring the dynamics of LDs	48
Stepwise phosphorescence energy transfer for NIR cell imaging based on macrocycle disaggregated amphiphile	48
A novel colored chitosan-modified polystyrene composite dye nanospheres with enhanced coloring properties for binder-free printing	46

Electrostatically functionalized carbon dot powder enables real-time visualization of latent fingerprints with sweat pore-level resolution	45
Asymmetric tris-heteroleptic iridium(III) complexes towards blue phosphorescence: Synthesis, photophysics and OLED application	45
Rapid and selective detection of picric acid based on supramolecular self-assembly of a cationic perylene diimide in pure aqueous media	45
Solvent-induced polymorphism, thermally activated delayed fluorescence, and mechanochromic luminescence of a single compound	44
Multiscale characterization of shellfish purple and other organic colorants in 20th-century traditional enredos from Oaxaca, Mexico	42
Oligomerization of dibrominated aminophenol on the basis of the chemical and HRP-catalyzed oxidative processes: Characterization and photoluminescence properties	41
Intramolecular charge transfer mediated dual-emission in multi-doped graphene quantum dots for anti-counterfeiting via liquid secret key	41
Synthesis of nitrogen-doped carbon dots with 3-aminoquinoline and citric acid as an absorbent in full ultraviolet bands and application of transparent sunscreen umbrella	41
Mitochondrial microenvironment-activated dual-function probe enables histological differentiation of malignant glioma	41
A simple-structured benzo[1,2-b:4,5-b’]dithiophene-based molecule as a third component enables organic solar cells with over 18.2% efficiency	40
A mitochondria-targeted phosphorescent probe for sequentially detecting Cu2+ and cysteine and its imaging in living cells and in vivo	40
AIE-active dyes based on Tröger's base: Synthesis and mechanochromic luminescence	39
Colorimetric and fluorescent dual-mode pH sensor with PMIA as substrate and CQDs as probe for high accuracy detection of full range pH	38