Themed collection In celebration of the Lunar New Year, 2024

31 items
Open Access Perspective

Resurgence and advancement of photochemical hydrogen atom transfer processes in selective alkane functionalizations

By drawing inspiration from photoredox catalysis, the field of radical-mediated alkane functionalization has made remarkable advancements recently to address the challenges of today and future.

Graphical abstract: Resurgence and advancement of photochemical hydrogen atom transfer processes in selective alkane functionalizations
Open Access Review Article

Optimization strategies of high-entropy alloys for electrocatalytic applications

This review summarizes the synthesis methods, characterization methods, research progress and regulation strategies of HAEs in the field of electrocatalytic HER, HOR, OER, ORR, CO2RR, NRR and AOR, providing deep understanding for future applications.

Graphical abstract: Optimization strategies of high-entropy alloys for electrocatalytic applications
Open Access Review Article

Halide solid-state electrolytes for all-solid-state batteries: structural design, synthesis, environmental stability, interface optimization and challenges

The design principle and synthesis method of halide solid-state electrolytes are discussed in detail. Interface optimization of halide solid-state electrolytes and their applications in all-solid-state batteries are described.

Graphical abstract: Halide solid-state electrolytes for all-solid-state batteries: structural design, synthesis, environmental stability, interface optimization and challenges
Open Access Review Article

Evolution and fabrication of carbon dot-based room temperature phosphorescence materials

Carbon dot-based room temperature phosphorescence materials are reported, mainly focusing on the outstanding contributions over the years, phosphorescence emission, phosphorescence lifetime, preparation and application.

Graphical abstract: Evolution and fabrication of carbon dot-based room temperature phosphorescence materials
Open Access Review Article

Conductive hydrogels for tissue repair

This work reviewed the new progress of conductive hydrogels in the application of tissue repair and provided a useful reference for further preparation of safer and more efficient conductive hydrogels for tissue engineering.

Graphical abstract: Conductive hydrogels for tissue repair
Open Access Review Article

Regulation of the Si/Al ratios and Al distributions of zeolites and their impact on properties

This review highlights the basic principles and the state-of-the-art methodologies for regulating the Si/Al ratios and Al distributions as well as their impact on performances. A perspective on their precise control is presented.

Graphical abstract: Regulation of the Si/Al ratios and Al distributions of zeolites and their impact on properties
Open Access Edge Article

Ultra-fast synthesis of three-dimensional porous Cu/Zn heterostructures for enhanced carbon dioxide electroreduction

The excellent performance of porous Cu/Zn electrodes can be attributed to rapid mass/ion diffusion, and the electronic effect between Zn and Cu lowers the energy barrier for *COOH formation on the active sites, facilitating CO generation.

Graphical abstract: Ultra-fast synthesis of three-dimensional porous Cu/Zn heterostructures for enhanced carbon dioxide electroreduction
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

TCMBank: bridges between the largest herbal medicines, chemical ingredients, target proteins, and associated diseases with intelligence text mining

We developed TCMBank which contains 9192 herbs, 61 966 unduplicated ingredients, 15 179 targets, 32 529 diseases, and their pairwise relationships. We developed an ensemble learning-based drug discovery protocol for identifying potential lead.

Graphical abstract: TCMBank: bridges between the largest herbal medicines, chemical ingredients, target proteins, and associated diseases with intelligence text mining
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Site-selective heat boosting electrochemiluminescence for single cell imaging

Site-selective heat boosting electrochemiluminescence microscopy is reported, which enhances the ECL intensity and advances the onset potential due to a local heating spot.

Graphical abstract: Site-selective heat boosting electrochemiluminescence for single cell imaging
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Accessing complex reconstructed material structures with hybrid global optimization accelerated via on-the-fly machine learning

This paper describes a multi-tribe hybrid evolutionary algorithm that combines differential evolution and genetic algorithms for surface structural optimization accelerated by an on-the-fly machine learning calculator.

Graphical abstract: Accessing complex reconstructed material structures with hybrid global optimization accelerated via on-the-fly machine learning
Open Access Edge Article

Rhodium-catalyzed annulative approach to N–N axially chiral biaryls via C–H activation and dynamic kinetic transformation

Rhodium-catalyzed C–H activation of benzamides bearing two classes of N–N directing group has been realized in the coupling with diverse alkynes, delivering N–N axially chiral biaryls in excellent enantioselectivity.

Graphical abstract: Rhodium-catalyzed annulative approach to N–N axially chiral biaryls via C–H activation and dynamic kinetic transformation
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Cobalt-catalyzed enantioselective C–H/N–H annulation of aryl sulfonamides with allenes or alkynes: facile access to C–N axially chiral sultams

A cobalt-catalyzed atroposelective C–H/N–H annulation of sulfonamides with allenes or alkynes, using either chemical or electrochemical oxidation, was disclosed, which affords C–N axially chiral sultams with high regio- and enantio-selectivities.

Graphical abstract: Cobalt-catalyzed enantioselective C–H/N–H annulation of aryl sulfonamides with allenes or alkynes: facile access to C–N axially chiral sultams
From the themed collection: Most popular 2023 organic chemistry articles
Open Access Edge Article

Near-infrared AIEgens with high singlet-oxygen yields for mitochondria-specific imaging and antitumor photodynamic therapy

Precisely engineering the electron donor in a twisted D–π–A system achieves mitochondria-targeting and AIE-active NIR photosensitizers with the 1O2 quantum yield up to 6.8 times that of Rose Bengal. NIR image-guided PDT has thus been realized.

Graphical abstract: Near-infrared AIEgens with high singlet-oxygen yields for mitochondria-specific imaging and antitumor photodynamic therapy
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

A pillar[5]arene noncovalent assembly boosts a full-color lanthanide supramolecular light switch

A photo-responsive full-color lanthanide supramolecular switch was constructed from pillar[5]arene derivative (H) Tb3+ or Eu3+ complex and dicationic diarylethene derivative (G1) through a noncovalent supramolecular assembly.

Graphical abstract: A pillar[5]arene noncovalent assembly boosts a full-color lanthanide supramolecular light switch
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Photoredox radical/polar crossover enables C–H gem-difunctionalization of 1,3-benzodioxoles for the synthesis of monofluorocyclohexenes

A sequential C–H gem-difunctionalization of 1,3-benzodioxoles with α-trifluoromethyl alkenes and electron-deficient alkenes in a redox-neutral radical polar crossover manifold have been developed for the synthesis of monofluorocyclohexenes.

Graphical abstract: Photoredox radical/polar crossover enables C–H gem-difunctionalization of 1,3-benzodioxoles for the synthesis of monofluorocyclohexenes
From the themed collection: Most popular 2023 organic chemistry articles
Open Access Edge Article

Confinement of an alkaline environment for electrocatalytic CO2 reduction in acidic electrolytes

This paper describes the design of hollow-structured Ag@C electrocatalysts to adjust the local reaction environment for high-performance CO2RR in acidic media.

Graphical abstract: Confinement of an alkaline environment for electrocatalytic CO2 reduction in acidic electrolytes
From the themed collection: 2023 Chemical Science HOT Article Collection
Open Access Edge Article

Photophysical studies for Cu(I)-based halides: broad excitation bands and highly efficient single-component warm white-light-emitting diodes

Three new Cu(I) based metal halides with excellent optical properties were developed by rational structural design, and a high-performance WLED was fabricated with the resulting material.

Graphical abstract: Photophysical studies for Cu(i)-based halides: broad excitation bands and highly efficient single-component warm white-light-emitting diodes
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Oxidization enhances type I ROS generation of AIE-active zwitterionic photosensitizers for photodynamic killing of drug-resistant bacteria

An efficient type I zwitterionic photosensitizer MPD-O was constructed by an oxidization strategy, providing a new guideline for the development of AIE-active type I photosensitizers.

Graphical abstract: Oxidization enhances type I ROS generation of AIE-active zwitterionic photosensitizers for photodynamic killing of drug-resistant bacteria
Open Access Edge Article

Monitoring amyloid aggregation via a twisted intramolecular charge transfer (TICT)-based fluorescent sensor array

This work presents an integrative framework for optimizing organic fluorophores' TICT tendency and environmental sensitivities towards various applications. Two newly developed probes could detect the early phase of Aβ aggregation.

Graphical abstract: Monitoring amyloid aggregation via a twisted intramolecular charge transfer (TICT)-based fluorescent sensor array
Open Access Edge Article

Genuine quadruple bonds between two main-group atoms. Chemical bonding in AeF (Ae = Be–Ba) and isoelectronic EF (E = B–Tl) and the particular role of d orbitals in covalent interactions of heavier alkaline-earth atoms

The chemical bonds in the group-2 fluoride anions AeF (Ae = Ca, Sr, Ba) have four polarized bonding orbitals, namely two occupied σ orbitals and a pair of occupied degenerate π orbitals with sd-hybridized atomic orbitals of the atoms Ae.

Graphical abstract: Genuine quadruple bonds between two main-group atoms. Chemical bonding in AeF− (Ae = Be–Ba) and isoelectronic EF (E = B–Tl) and the particular role of d orbitals in covalent interactions of heavier alkaline-earth atoms
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Time-dependent photo-activated aminoborane room-temperature phosphorescence materials with unprecedented properties: simple, versatile, multicolor-tuneable, water resistance, optical information writing/erasing, and multilevel data encryption

A series of triarylborane derivatives were prepared by introducing different push–pull electronic groups. Upon incorporation into a PMMA matrix, these triarylborane derivatives with a D–π–A system (BN) had good versatility for photo-induced ultra-long RTP materials.

Graphical abstract: Time-dependent photo-activated aminoborane room-temperature phosphorescence materials with unprecedented properties: simple, versatile, multicolor-tuneable, water resistance, optical information writing/erasing, and multilevel data encryption
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Lemniscular carbon nanohoops with contiguous conjugation from planar chiral [2.2]paracyclophane: influence of the regioselective synthesis on topological chirality

We report herein two lemniscular carbon nanohoops bis-po-CC and bis-pm-TC with contiguous conjugation from planar chiral [2.2]paracyclophane, and elucidate the influence of the regioselective synthesis on their topological chirality.

Graphical abstract: Lemniscular carbon nanohoops with contiguous conjugation from planar chiral [2.2]paracyclophane: influence of the regioselective synthesis on topological chirality
Open Access Edge Article

Ti3C2Tx MXene/carbon nanofiber multifunctional electrode for electrode ionization with antifouling activity

We report a flexible self-supporting Ti3C2Tx MXene/carbon nanofiber film fabricated by electrospinning. It served as a multifunctional CDI electrode with high-performance antifouling and antibacterial activity.

Graphical abstract: Ti3C2Tx MXene/carbon nanofiber multifunctional electrode for electrode ionization with antifouling activity
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Dynamic bond interactions fine-tune the properties of multiple resonance emitters towards highly efficient narrowband green OLEDs

This work reported a series of pyridine modified multiple resonance emitters. The dynamic bond interactions brought by the pyridine moiety endowed the emitters with superb photophysical properties and excellent device performance.

Graphical abstract: Dynamic bond interactions fine-tune the properties of multiple resonance emitters towards highly efficient narrowband green OLEDs
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Bond modulation of MoSe2+x driving combined intercalation and conversion reactions for high-performance K cathodes

Bond regulation not only makes the interlayer spacing larger, but also gives MoSe2+x a double reaction mechanism combining intercalation and conversion reactions. Consequently, the capacity and energy density of MoSe2+x can be greatly improved.

Graphical abstract: Bond modulation of MoSe2+x driving combined intercalation and conversion reactions for high-performance K cathodes
From the themed collection: 2023 Chemical Science HOT Article Collection
Open Access Edge Article

Target-mediated self-assembly of DNA networks for sensitive detection and intracellular imaging of APE1 in living cells

We designed two functionalized tetrahedral DNA nanostructures (f-TDN1 and f-TDN2), which could assemble into giant DNA networks triggered by APE1, achieving sensitive detection and intracellular imaging of APE1 as well as gene therapy.

Graphical abstract: Target-mediated self-assembly of DNA networks for sensitive detection and intracellular imaging of APE1 in living cells
Open Access Edge Article

Prolonged lifespan of initial-anode-free lithium-metal battery by pre-lithiation in Li-rich Li2Ni0.5Mn1.5O4 spinel cathode

Benefiting from highly reversible structure evolution of pre-lithiated Li-rich Li2Ni0.5Mn1.5O4 cathode, the corresponding anode-free pouch cell delivers a considerable energy density of 350 W h kg−1 and 97% capacity retention after 50 cycles.

Graphical abstract: Prolonged lifespan of initial-anode-free lithium-metal battery by pre-lithiation in Li-rich Li2Ni0.5Mn1.5O4 spinel cathode
Open Access Edge Article

The compact integration of a cascaded HCR circuit for highly reliable cancer cell discrimination

A compact and clamped CHA-control-HCR (CCH) circuitry system, specifically for amplified multi-microRNA imaging, is developed to precisely distinguish cancer cells from normal cells.

Graphical abstract: The compact integration of a cascaded HCR circuit for highly reliable cancer cell discrimination
Open Access Edge Article

Coordinating zincophilic sites and a solvation shell for a dendrite-free Zn anode under the synergistic effects of polyacrylonitrile and dimethyl sulfoxide

In order to improve the critical issues of Zn dendritic in zinc-ion batterie, we investigate herein a hybrid electrolyte with PAN-DMSO-H2O. With the synergistic effects of PAN and DMSO, a uniform, smooth and dendrite-free Zn anode could be obtained.

Graphical abstract: Coordinating zincophilic sites and a solvation shell for a dendrite-free Zn anode under the synergistic effects of polyacrylonitrile and dimethyl sulfoxide
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

A nickel(II)-based one-dimensional organic–inorganic halide perovskite ferroelectric with the highest Curie temperature

Organic–inorganic halide perovskites (OIHPs) are very eye-catching due to their chemical tunability and rich physical properties such as ferroelectricity, magnetism, photovoltaic properties and photoluminescence.

Graphical abstract: A nickel(ii)-based one-dimensional organic–inorganic halide perovskite ferroelectric with the highest Curie temperature
From the themed collection: In celebration of the Lunar New Year, 2024
Open Access Edge Article

Rational design of mesoporous chiral MOFs as reactive pockets in nanochannels for enzyme-free identification of monosaccharide enantiomers

An asymmetrical architecture is developed to discriminate monosaccharide enantiomers based on enzyme-like cascade reactions in homochiral CuMOF pockets. The increased enzyme-like activity under LSPR excitation enhanced the identification performance.

Graphical abstract: Rational design of mesoporous chiral MOFs as reactive pockets in nanochannels for enzyme-free identification of monosaccharide enantiomers
From the themed collection: In celebration of the Lunar New Year, 2024
31 items

About this collection

In celebration of the Lunar 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 materials chemistry, energy conversion and storage, analytical chemistry, catalysis, organic chemistry, and medicinal chemistry. We would like to wish everyone a productive and prosperous Year of the Dragon!

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