Showing papers in "Dyes and Pigments in 2019"

TL;DR: In this paper, a batch equilibrium system has been used to investigate the adsorption of methyl orange (MO) on NiO and CuO nanoparticles (NPs), and the effects of experimental conditions such as initial concentration, agitation time, solution pH and temperature were examined.

TL;DR: In this review article, the recent advances and progress in the construction of AIE-active luminogens based fluorescent bio-/chemosensors has been summarized.

TL;DR: In this article, a novel near-infrared (NIR) fluorescent probe (DCMQ) was proposed for visual detection of SO32− based on a chromogenic reaction.

TL;DR: In this article, a far red-emitting phosphor NaMgLaTeO6:Mn4+ with the perovskite structure synthesized by a high-temperature solid-state reaction method was reported.

TL;DR: In this article, a type II photoinitiator, containing furan structure, 2,6-bis(furan-2-ylmethylidene) cyclohexan-1-one (BFC) was synthesized via one step reaction between furan and cycloenanone, which has large molar extinction coefficient and long wavelength absorption attributing to its large conjugation structure.

TL;DR: A new reaction-based red to near-infrared (NIR) fluorescent turn-on probe for H2S that shows high selectivity and sensitivity for H 2S without interference from biothiols is developed.

TL;DR: In this article, a newly designed 2-(2-Aminophenyl)-1H-benzimidazole integrated anthracene/pyrene derivatives as efficient chemosensors were synthesized.

TL;DR: In this paper, the authors synthesized porphyrin dyes and structurally characterized them using 1H and 13C NMR and FT-IR and high-resolution mass spectrometry.

TL;DR: MZC-AC displays highly sensitive and selective response to Cys over homocysteine (Hcy) and glutathione (GSH) and could be used to detect Cys in living cells.

TL;DR: In this article, a review introduces probes for detection of fluoride ions with different methods including colorimetric and fluorometric methods and their applications in biomedicine and environment in recent five years, roughly divided into two types, based on hydrogen-type probes and reaction-based probes.

TL;DR: A comprehensive review of the different synthetic methodologies reported for the introduction of alkyl or alcohol substituents on the boron of BODIPYs can be found in this article.

TL;DR: In this paper, the spectral data associated with chemical structure change of anthocyanin was investigated by using 2DCOS and principal component analysis (PCA) to investigate the spectral properties of pH-sensitive fabrics.

TL;DR: Prepared water soluble fluorescent system demonstrate low cytotoxicity to L929 cell lines from 330 μM to 1.3 μM and cell permeability in the lower concentration range and show the high potential of the newly prepared PDI probe for monitoring of pH variations in bio-samples.

TL;DR: The presented work to design, synthesize and modify FGO as a novel nanocarrier and study on the interactions with drugs provided novel insights into developing new drug delivery systems, and the unique PL combined with high NIR absorbance made this work potentially valuable in many fields.

TL;DR: In this paper, a series of novel Ba2LaNbO6 (BLN):Mn4+,Yb3+ phosphors for plant-cultivation light-emitting diodes (LEDs) were successfully synthesized through a high-temperature solid-state reaction.

TL;DR: Wang et al. as discussed by the authors reported a novel AIE chemosensor through self-assembly of quinoline functionalized pillar[5]arene (SPQ5), which can bind with Hg2+ tightly through coordinating reaction.

TL;DR: In this paper, hybrid materials based on montmorillonite, a cationic polymer and carminic acid were used to highlight the nature of the interactions between the organic and inorganic parts.

TL;DR: With good specificity, low detection limits and fast response time, a highly efficient fluorescence platform for simultaneous multi-analyte detection has been developed by using the uncomplicated single molecule.

TL;DR: A 7-diethylaminocoumarin and 1-indanone-fused fluorescent dye (CI-DCV) was developed in this article, which was superior to traditional coumarins in terms of bathochromic shift in absorption and emission maxima.

TL;DR: In this article, a new carbazole-based naked-eye colorimetric and fluorescent sensor CPPB with aggregation induced emission (AIE) effect was successfully synthesized.

TL;DR: A colorimetric and ratiometric fluorescent probe (AC-6ED) with anthracene carboximide as fluorophore and ethylenediamine group as recognition moiety has been developed for phosgene detection in solutions and in the gas phase based on the intramolecular charge transfer (ICT) mechanism as discussed by the authors.

TL;DR: This review aims to provide a comprehensive overview of the non-porphyrinoid classes of the photosensitizers like phenothiazines, fullerenes, and BODIPYs and future perspective and trends in the development of photodynamic inactivation of bacteria are described.

TL;DR: A diarylethene based multi-functional sensor has been designed and synthesized in this paper, which not only exhibited excellent photochromism, but also has recognition performance for Cd2+ and Cu2+ upon addition of 70 equiv cd2+, its emission intensity enhanced 106-fold, and the fluorescent color changed from dark to blue Meanwhile, it also displayed colorimetric sensing ability to Cu2+, with the solution colour changed from colorless to yellow, that could be observed by the naked eyes.

TL;DR: In this article, a batch equilibrium system was used to investigate the adsorption of methyl orange (MO) on hollow molybdenum disulfide (h-MoS2) microspheres.

TL;DR: In this paper, a dual-site fluorescent probe (probe 1) was synthesized for the separate detection of hydrogen sulfide and bisulfite, which exhibited a rapid response to H2S and HSO3− through two emission wavelengths and color changes, and displayed satisfactory sensitivity.

TL;DR: In this article, an ultrasensitive fluorescent turn-on probe (HBT-Phos) for rapid detection of the highly toxic phosgene is reported, which uses 2-(2′-hydroxyphenyl)benzothiazole(HBT), a well-known excited-state intramolecular proton transfer (ESIPT) dye as the fluorophore and an oxime moiety as the reaction site.

TL;DR: In this article, a review of the properties of fluorescent dyes is presented, focusing on the diversity of the structures of a number of fluorescent molecules, in particular dipyrrin complexes of boron and their derivatives, analogs and related organic luminophores.

TL;DR: In this paper, a red fluorescent sensor 5 based on AIE diphenylacrylonitrile Schiff-base derivative was prepared in yield of 83.7%. Sample 5 exhibited strong AIE property in water with red fluorescence at λex =※620 nm and the Stokes shift was as large as 260

TL;DR: In this paper, the Rhodamine-naphthalimide conjugate (NRT) has been developed as a lysosome-targeted ratiometric Hg2+ probe, which exhibited colorimetric and dual-channel turn-on fluorescence responses toward Hg 2+ and could be used to quantify the ion spiked in river water samples.

TL;DR: In this paper, three new carbazole-based fluorescent molecules 1−3 functionalized with tetraphenylethene have been successfully synthesized, and these compounds exhibited different fluorescence in solid states with the superior luminescence quantum yields of 99.04% (1), 98.90% (2) and 39.83% (3).