Themed collection In celebration of Chinese New Year
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Fluorescent probes for organelle-targeted bioactive species imaging
The dynamic fluctuations of bioactive species in living cells are associated with numerous physiological and pathological phenomena. The emergence of organelle-targeted fluorescent probes has significantly facilitated our understanding on the biological functions of these species. This review describes the design, applications, challenges and potential directions of organelle-targeted bioactive species probes.
Chem. Sci., 2019,10, 6035-6071
https://doi.org/10.1039/C9SC01652J
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Recent advances in near-infrared II fluorophores for multifunctional biomedical imaging
A review of recent advances in near-infrared II fluorophores for multifunctional biomedical imaging.
Chem. Sci., 2018,9, 4370-4380
https://doi.org/10.1039/C8SC01153B
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Boosting the circularly polarized luminescence of small organic molecules via multi-dimensional morphology control
By regulating the composition of solvents, the assembled nanostructures of chiral molecules transformed from 0D nanospheres to 3D nanoflakes, which showed significantly amplified circularly polarized luminescence.
Chem. Sci., 2019,10, 6821-6827
https://doi.org/10.1039/C9SC01577A
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Facile synthesis of 1D organic–inorganic perovskite micro-belts with high water stability for sensing and photonic applications
The development of low-dimensional perovskite micro/nanostructures with high water stability for novel photonic/electronic applications is highly desirable.
Chem. Sci., 2019,10, 4567-4572
https://doi.org/10.1039/C9SC00162J
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Pore-tuning to boost the electrocatalytic activity of polymeric micelle-templated mesoporous Pd nanoparticles
Understanding how mesoporous noble metal architectures affect electrocatalytic performance is very important for the rational design and preparation of high-performance electrocatalysts.
Chem. Sci., 2019,10, 4054-4061
https://doi.org/10.1039/C8SC03911A
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Low overpotential water oxidation at neutral pH catalyzed by a copper(II) porphyrin
Low-overpotential water oxidation catalyzed by copper(II) porphyrin to produce O2 in neutral aqueous solution and H2O2 in acidic solution.
Chem. Sci., 2019,10, 2613-2622
https://doi.org/10.1039/C8SC04529A
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Efficient solar cells sensitized by a promising new type of porphyrin: dye-aggregation suppressed by double strapping
Doubly strapped porphyrin improved efficiency from 8.6% to 9.3% and finally to 10.6% through a combined approach of coadsorption and cosensitization.
Chem. Sci., 2019,10, 2186-2192
https://doi.org/10.1039/C8SC04969F
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Novel near-infrared II aggregation-induced emission dots for in vivo bioimaging
Novel biocompatible NIR-II aggregation-induced emission dots are facilely assembled and used for NIR-II biomedical fluorescence imaging.
Chem. Sci., 2019,10, 1219-1226
https://doi.org/10.1039/C8SC04363A
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An enzyme-activatable probe liberating AIEgens: on-site sensing and long-term tracking of β-galactosidase in ovarian cancer cells
We describe an enzyme-regulated liberation strategy to in situ generate AIEgen nanoaggregates for on-site sensing and long-term tracking of β-galactosidase in ovarian cancer cells.
Chem. Sci., 2019,10, 398-405
https://doi.org/10.1039/C8SC04266G
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Photon-upconverting chiral liquid crystal: significantly amplified upconverted circularly polarized luminescence
By blending a chiral acceptor and a sensitizer into a nematic liquid crystal, a chiral nematic liquid crystal showing amplified upconverted circularly polarized luminescence could be obtained.
Chem. Sci., 2019,10, 172-178
https://doi.org/10.1039/C8SC03806F
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Transition-metal free C–C bond cleavage/borylation of cycloketone oxime esters
An efficient transition-metal free C–C bond cleavage/borylation of cycloketone oxime esters has been described. In this reaction, the B2(OH)4 reagent not only served as the boron source but also acted as an electron donor source through formation of a complex with a DMAc-like Lewis base.
Chem. Sci., 2019,10, 161-166
https://doi.org/10.1039/C8SC03315C
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Organic emitter integrating aggregation-induced delayed fluorescence and room-temperature phosphorescence characteristics, and its application in time-resolved luminescence imaging
A luminophore integrating aggregation-induced delayed fluorescence and room-temperature phosphorescence for time-resolved luminescence imaging.
Chem. Sci., 2018,9, 6150-6155
https://doi.org/10.1039/C8SC01485J
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Deciphering the working mechanism of aggregation-induced emission of tetraphenylethylene derivatives by ultrafast spectroscopy
Photocyclized intermediate formation and quasi CC twisting are the dominant processes behind the AIE.
Chem. Sci., 2018,9, 4662-4670
https://doi.org/10.1039/C8SC01170B
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The development of a novel AND logic based fluorescence probe for the detection of peroxynitrite and GSH
We have developed a novel AND logic based fluorescence probe for the simultaneous detection of ONOO− and GSH (GSH-PF3).
Chem. Sci., 2018,9, 3672-3676
https://doi.org/10.1039/C8SC00733K
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Rational design of a water-soluble NIR AIEgen, and its application in ultrafast wash-free cellular imaging and photodynamic cancer cell ablation
The first water-soluble NIR AIEgen was synthesized and used for ultrafast wash-free cellular imaging and photodynamic cancer cell ablation.
Chem. Sci., 2018,9, 3685-3693
https://doi.org/10.1039/C7SC04963C
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Trends in activity for the oxygen evolution reaction on transition metal (M = Fe, Co, Ni) phosphide pre-catalysts
A notable trend in OER activity on transition metal phosphide pre-catalysts is reported. Remarkably, the tri-metallic FeCoNiP pre-catalysts exhibit exceptional apparent and intrinsic OER activities, outperforming many non-precious OER catalysts reported previously.
Chem. Sci., 2018,9, 3470-3476
https://doi.org/10.1039/C7SC05033J
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Direct evidence of charge separation in a metal–organic framework: efficient and selective photocatalytic oxidative coupling of amines via charge and energy transfer
For the first time, the photoexcited charge separation in a metal–organic framework has been evidenced with clear ESR signals, based on efficient and selective photocatalytic oxidative coupling of amines.
Chem. Sci., 2018,9, 3152-3158
https://doi.org/10.1039/C7SC05296K
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Extraction of nickel from NiFe-LDH into Ni2P@NiFe hydroxide as a bifunctional electrocatalyst for efficient overall water splitting
Ni2P@FePOx has been synthesized via extraction and selective phosphorization of nickel in NiFe-LDH, and then conversed to a new heterostructure of Ni2P@NiFe hydroxide (P-NiFe) during water splitting. P-NiFe can act as an efficient bifunctional electrocatalyst for overall water splitting.
Chem. Sci., 2018,9, 1375-1384
https://doi.org/10.1039/C7SC04569G
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Cell imaging of dopamine receptor using agonist labeling iridium(III) complex
A long-lived complex 13 could selectively bind to dopamine receptors (D1R/D2R) and monitor their internalization in living cells.
Chem. Sci., 2018,9, 1119-1125
https://doi.org/10.1039/C7SC04798C
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Achieving efficient photodynamic therapy under both normoxia and hypoxia using cyclometalated Ru(II) photosensitizer through type I photochemical process
A type I Ru(II) photosensitizer retained an excellent PDT effect under hypoxia through the formation of highly-oxidative hydroxyl radicals under light irradiation.
Chem. Sci., 2018,9, 502-512
https://doi.org/10.1039/C7SC03765A
About this collection
In celebration of Chinese New Year, we are delighted to present a special collection of articles by authors in China. This collection of popular articles highlights important contributions from China in a range of fields including analytical science, bioinorganic, catalysis, chemical biology, environmental and sustainable chemistry, materials science, organic chemistry, physical chemistry and supramolecular chemistry.
We would like to wish everyone a Happy Chinese New Year!