Kai Zhang
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View article: Self-assembled cellulosic superstructures with unanticipated high quantum yields
Self-assembled cellulosic superstructures with unanticipated high quantum yields Open
Nonconventional luminophores devoid of traditional, large π-conjugates often suffer from low solid-state fluorescence quantum yields (FLQYs). In parallel, self-assembled bowl-shaped and helical architectures at the micro- and macroscale ar…
View article: Purvalanol A Exerts Anti‐Hepatocellular Carcinoma Activity by Activating the p53 Pathway
Purvalanol A Exerts Anti‐Hepatocellular Carcinoma Activity by Activating the p53 Pathway Open
Hepatocellular carcinoma (HCC), the most common type of primary liver cancer, is characterized by a complex pathogenesis and high mortality rate. Currently, there is a lack of effective therapeutic agents for HCC. This study aimed to ident…
View article: Helical Assembly of Long‐Chain Unsubstituted Poly( <i>Para</i> ‐Phenylene) Immobilized on Individual Cellulose Nanocrystals
Helical Assembly of Long‐Chain Unsubstituted Poly( <i>Para</i> ‐Phenylene) Immobilized on Individual Cellulose Nanocrystals Open
The synthesis of chiral unsubstituted poly( para ‐phenylene) (PPP) chains has remained elusive for decades, with the production of high‐molecular‐weight PPP still inaccessible to date. Drawing inspiration from the intrinsic structural chir…
View article: Supramonomer‐Based Glyco‐Cationic Nanoparticles With GSH Depletion‐Enhanced Drug/Gene Co‐Delivery for Combination Therapy
Supramonomer‐Based Glyco‐Cationic Nanoparticles With GSH Depletion‐Enhanced Drug/Gene Co‐Delivery for Combination Therapy Open
To address chemotherapy limitations including systemic toxicity and multidrug resistance (MDR), we engineered degradable supramolecular polymer nanoparticles (Gla‐H6⊃D‐SS‐Fc NPs) based on supramolecular monomer (Gla‐H6⊃D‐SS‐Fc). This supra…
View article: Amorphous–Crystalline Solid Transformation-Induced Self-Actuation of Bending-to-Straightening Behavior via Helical Deformation
Amorphous–Crystalline Solid Transformation-Induced Self-Actuation of Bending-to-Straightening Behavior via Helical Deformation Open
Bending-to-straightening behavior is vital for both natural processes and advanced materials design. Nonclassical crystallization pathways, particularly amorphous-crystalline transformations, offer opportunities to achieve such dynamic act…
View article: Next‐generation photochromic smart window: Wood‐derived cellulose flexible composites integrated thermal insulation, <scp>UV</scp> ‐shielding, and anti‐counterfeiting
Next‐generation photochromic smart window: Wood‐derived cellulose flexible composites integrated thermal insulation, <span>UV</span> ‐shielding, and anti‐counterfeiting Open
Addressing the dual challenges of global energy sustainability and dynamic optical management, we present an innovative flexible photochromic transparent fluorescent wood composite film (PT‐FWF) with molecular‐scale engineered design, fabr…
View article: Enhanced water evaporation via coupled capillary transport and gelation in confined nanocrystal systems
Enhanced water evaporation via coupled capillary transport and gelation in confined nanocrystal systems Open
Drying in confined systems is a critical process with broad implications, spanning applications from materials science to water management in microscale technologies. Nevertheless, the coupled dynamics of transport and gelation in confined…
View article: Self‐Assembled Heterosymmetric Structure with Tunable Polarization Optics for Reversible Matrix Encryption
Self‐Assembled Heterosymmetric Structure with Tunable Polarization Optics for Reversible Matrix Encryption Open
Symmetric and asymmetric structures are generally taken as contradictory structures. Developing novel hierarchical self‐assembled structures by harmonically combining both symmetry and asymmetry, which we termed “heterosymmetric structures…
View article: Reversible Self‐Assembly of Monosaccharide‐Based Nanoparticles With Reversible Fluorescence Modulation
Reversible Self‐Assembly of Monosaccharide‐Based Nanoparticles With Reversible Fluorescence Modulation Open
Reversible self‐assembly of nanoparticles remains challenging due to limited molecular mobility. Moreover, reported successful examples typically rely on inorganic‐core nanoparticles that require surface pre‐functionalization with specific…
View article: Dynamic Hydrogel‐Based Cytomimetic Models for Chemical Information Conduction
Dynamic Hydrogel‐Based Cytomimetic Models for Chemical Information Conduction Open
Micro‐ and nanoscale cytomimetic models are widely studied in catalysis, adhesion, compartmentalization, communication systems, and membrane regeneration considering the proximity effect. However, there are few reports of proximity effect …
View article: Self‐Powered Mechanical Nanofluidic Generators Based on Gradient Charge‐Modified Sustainable Wood‐Derived Nanochannels
Self‐Powered Mechanical Nanofluidic Generators Based on Gradient Charge‐Modified Sustainable Wood‐Derived Nanochannels Open
The growing demand for self‐powered technology in portable and wearable electronics has spurred significant advancements in energy harvesting systems. However, conventional mechanical generators based on triboelectric and piezoelectric eff…
View article: Building S‐Scheme <i>p</i> ‐ <i>n</i> Junction by the In Situ Sulfidation of Cu‐TCPP Toward Boosted Photocatalytic Activity for CO <sub>2</sub> Photoreduction and Sterilization
Building S‐Scheme <i>p</i> ‐ <i>n</i> Junction by the In Situ Sulfidation of Cu‐TCPP Toward Boosted Photocatalytic Activity for CO <sub>2</sub> Photoreduction and Sterilization Open
In this work, an S‐type p ‐ n junction is designed and fabricated by in situ interfacial sulfidation of Cu‐TCPP. Due to the combination of in situ derived CuS, the light absorption expanded to the full‐solar‐light spectrum, with expected t…
View article: Electrospun Lignin/ZnO Nanofibrous Membranes for Self‐Powered Ultrasensitive Flexible Airflow Sensor and Wearable Device
Electrospun Lignin/ZnO Nanofibrous Membranes for Self‐Powered Ultrasensitive Flexible Airflow Sensor and Wearable Device Open
The interest and demand for flexible sensors and wearable devices are rapidly growing. The added benefit of electricity generation, enabling gas sensors to be self‐powered, increases the applicability of these devices for flexible and wear…
View article: Plant‐Inspired High‐Performance Hydrovoltaic Electricity Generation in Janus Aerogel Fibers with Gradient Nanostructures
Plant‐Inspired High‐Performance Hydrovoltaic Electricity Generation in Janus Aerogel Fibers with Gradient Nanostructures Open
While plant transpiration offers abundant hydrovoltaic energy, its intrinsic non‐directional water transport significantly constrains output efficiency. To overcome this, we developed bioinspired gradient Janus aerogel fibers using multi‐c…
View article: Caregiving Experiences of Caregivers of Adolescents With Inflammatory Bowel Disease: A Qualitative Meta‐Synthesis
Caregiving Experiences of Caregivers of Adolescents With Inflammatory Bowel Disease: A Qualitative Meta‐Synthesis Open
Background Inflammatory Bowel Disease (IBD) is a chronic condition that significantly affects the physical and mental health of adolescents. Caregivers are crucial in the treatment process, offering both physical care and emotional support…
View article: Reconfigurable Soft Actuators Constructed via Layer‐by‐layer Assembly
Reconfigurable Soft Actuators Constructed via Layer‐by‐layer Assembly Open
Stimuli‐responsive actuators are candidates for the development of soft robots due to their shape deformation and environmental adaptation capabilities. Adaptation to environmental stimuli not only enables complex shape reprogramming but a…
View article: Self-Reflective Planning with Knowledge Graphs: Enhancing LLM Reasoning Reliability for Question Answering
Self-Reflective Planning with Knowledge Graphs: Enhancing LLM Reasoning Reliability for Question Answering Open
Recently, large language models (LLMs) have demonstrated remarkable capabilities in natural language processing tasks, yet they remain prone to hallucinations when reasoning with insufficient internal knowledge. While integrating LLMs with…
View article: Protein‐Based Multifunctional Hydrogel Adhesive for Wound Healing
Protein‐Based Multifunctional Hydrogel Adhesive for Wound Healing Open
Wound healing is a complex and highly orchestrated biological process that encompasses four distinct stages including: hemostasis, inflammation, proliferation, and remodeling. Each stage is characterized by specific physiological responses…
View article: Supramolecular Entanglement Driven Emissive Aggregate Densification Enabling Room‐Temperature Phosphorescence Hydrogels with Ultrastretchability and Crack‐Tolerance
Supramolecular Entanglement Driven Emissive Aggregate Densification Enabling Room‐Temperature Phosphorescence Hydrogels with Ultrastretchability and Crack‐Tolerance Open
Polymeric room temperature phosphorescence (RTP) hydrogels are emerging candidates for many advanced photonic applications. Unfortunately, phosphorescence of the introduced RTP chromophores can easily be quenched in water‐swollen hydrogel …
View article: Xerogel Films with Ordered Silica Nanorods Enable Fine‐Tuned Polarized Structural Colors in Modular Nanocomposite Films
Xerogel Films with Ordered Silica Nanorods Enable Fine‐Tuned Polarized Structural Colors in Modular Nanocomposite Films Open
The demand for polarized structural color materials with specific optical properties drives the advancement of nanostructure‐based color generation composites. Here, a facile stretched and air‐dried hydrogel strategy is employed to synthes…
View article: Design and Research on the Preparation of Pervious Concrete Using Carbonized Steel Slag as a Full Component
Design and Research on the Preparation of Pervious Concrete Using Carbonized Steel Slag as a Full Component Open
To address the environmental pressures and resource waste caused by massive stockpiling of steel slag, this study developed a carbonated steel slag pervious concrete binder using 40% steel slag powder as the primary cementitious component …