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学者姓名:黄剑莹
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Highly permeable polyamide (PA) membranes with precise ion selection can be used for many energy-efficient chemical separations but are limited by membrane inefficiencies. Herein, polyphenol-mediated ZIF-8 nano- particles with hydroxyl-rich hollow structure were synthesized by tannic acid tailored regulation. PA-based membranes with fast penetration, high retention, and precise Cl-/SO42- selection were then synthesized through spatially and temporally controlling interfacial polymerization with modified ZIF-8 nanoparticles (tZIF8) as aqueous phase additives or as interlayers. The effects of the embedding position of tZIF-8 on the structure, morphology, physicochemical properties, and performance of PA-based membranes were explored through a sequence of characterization techniques. The results revealed that the PA-based membrane with tZIF-8 embedded in the PA layer could achieve a high water permeance of 24.8 L m- 2 h- 1 bar- 1 with a high retention of 99.4 % Na2SO4 and a Cl-/SO42- selectivity of 141, which was superior to most state-of-the-art PA-based membranes. Comparatively, the Cl-/SO42- selection of the PA-based membrane with tZIF-8 embedded between the PA layer and the substrate was 136, while the water permeance was slightly enhanced to 28.2 L m- 2 h- 1 bar- 1 . Excitingly, the resulting membranes all exhibit superior antifouling properties and stability. Our facile strategy for tuning membrane microstructures provides new ideals into the development of highly permeable and excellently selective PA-based membranes for precise ion sieving.
Keyword :
Different embedding positions Different embedding positions Interfacial polymerization Interfacial polymerization Ion sieving Ion sieving Nanoparticles Nanoparticles Spatial-temporal regulation Spatial-temporal regulation
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GB/T 7714 | Lai, Xing , Zhang, Hongxiang , Xu, Weiye et al. Polyamide membranes with tannic acid-ZIF-8 for highly permeable and selective ion-ion separation [J]. | JOURNAL OF MEMBRANE SCIENCE , 2025 , 714 . |
MLA | Lai, Xing et al. "Polyamide membranes with tannic acid-ZIF-8 for highly permeable and selective ion-ion separation" . | JOURNAL OF MEMBRANE SCIENCE 714 (2025) . |
APA | Lai, Xing , Zhang, Hongxiang , Xu, Weiye , You, Jian , Chen, Huaiyin , Li, Yongzhao et al. Polyamide membranes with tannic acid-ZIF-8 for highly permeable and selective ion-ion separation . | JOURNAL OF MEMBRANE SCIENCE , 2025 , 714 . |
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With the increasing demand in fields such as wearable sensors, soft robotics, tissue engineering, and wound dressings, the development of hydrogels with strong adhesion in wet environments has become a critical focus of research. However, most existing adhesive materials lack the ability to transition rapidly and reversibly between the adhesive and nonadhesive states, and their adhesion is often limited to a single wet environment. In this study, a smart interfacial adhesive hydrogel with tunable adhesion properties across diverse liquid environments is presented. By tailoring interchain interactions and leveraging electrostatically induced traction between hydrophilic and hydrophobic chain segments, the hydrogel achieves reversible adhesion modulation in response to temperature changes while maintaining strong wet adhesion. Notably, its adhesive strength at elevated temperatures (45 degrees C) is approximately three times greater than at lower temperatures (5 degrees C). The adhesive hydrogel exhibits an adhesive strength of 227 kPa in aqueous environments and 213 kPa in oil-containing environments. This innovative design strategy enables the hydrogel to exhibit broad switchable, and dynamic wet adhesion capabilities, unlocking significant potential for a wide range of applications.
Keyword :
controlled adhesion controlled adhesion electrostatic induction electrostatic induction hydrogen bonding hydrogen bonding temperature response temperature response wet adhesive wet adhesive
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GB/T 7714 | Wu, Che , Cheng, Yan , Wang, Kai et al. Temperature-Mediated Controllable Adhesive Hydrogels with Remarkable Wet Adhesion Properties Based on Dynamic Interchain Interactions [J]. | ADVANCED FUNCTIONAL MATERIALS , 2025 , 35 (19) . |
MLA | Wu, Che et al. "Temperature-Mediated Controllable Adhesive Hydrogels with Remarkable Wet Adhesion Properties Based on Dynamic Interchain Interactions" . | ADVANCED FUNCTIONAL MATERIALS 35 . 19 (2025) . |
APA | Wu, Che , Cheng, Yan , Wang, Kai , Ni, Yimeng , Wang, Wenyi , Wu, Ruizi et al. Temperature-Mediated Controllable Adhesive Hydrogels with Remarkable Wet Adhesion Properties Based on Dynamic Interchain Interactions . | ADVANCED FUNCTIONAL MATERIALS , 2025 , 35 (19) . |
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The development of harnessing energy from surrounding humidity has been impeded by obstacles such as ambiguous ion migration mechanism and the restricted electrical output of devices designed to generate power from moisture. Herein, a novel hygroscopic network is presented that enhances ion migration by employing a random copolymerization of acrylamide (AAm) and 2-acrylamide-2-methylpropanesulfonic acid (AMPS). This method strategically positions sulfonic acid groups within hydrogels, which can release protons, in the presence of LiCl. Both experimental data and molecular dynamic simulations indicate that ion migration primarily occurs through a proton hopping mechanism, protons are released from the & horbar;SO3H and interact with adjacent confined water molecules, creating a network that facilitates swift proton migration along hydrogen-bonded chains. The developed single sulfonic acid side chain@hydrogel-based moisture-electric generator (SHMEG) exhibits a sustained open-circuit voltage (Voc) of 0.89 V and a current density of 173 mu A cm-2 for over 1400 h. Additionally, the SHMEG's scalability allows it to be connected in series or parallel, which provides adaptability and lightness. These features render the SHMEG suitable for powering a variety of commercial devices, such as mobile phone, health monitoring sensors and nighttime illumination, making it a promising, high power, and environmentally friendly energy solution.
Keyword :
hydrogels hydrogels ionic hopping ionic hopping moisture-electric generation moisture-electric generation proton migration proton migration wearable electronics wearable electronics
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GB/T 7714 | Cheng, Yan , Zhu, Tianxue , He, Qinhong et al. Hydrogel-Based Moisture Electric Generator with High Output Performance Induced by Proton Hopping [J]. | ADVANCED FUNCTIONAL MATERIALS , 2025 , 35 (27) . |
MLA | Cheng, Yan et al. "Hydrogel-Based Moisture Electric Generator with High Output Performance Induced by Proton Hopping" . | ADVANCED FUNCTIONAL MATERIALS 35 . 27 (2025) . |
APA | Cheng, Yan , Zhu, Tianxue , He, Qinhong , Wen, Feng , Cheng, Yun , Huang, Jianying et al. Hydrogel-Based Moisture Electric Generator with High Output Performance Induced by Proton Hopping . | ADVANCED FUNCTIONAL MATERIALS , 2025 , 35 (27) . |
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In recent years, the demand for transparent substrates (e.g. windows, mirrors and photovoltaic glass) with anti- fogging performances has increased, while conventional anti-fogging coatings, like single-component organic coatings (PVA, PAA, PAAm), show poor stability and cannot maintain their performance stably under harsh environments. In this work, KH570@TiO2 plays the role of a bottom layer (KT coating) to increase roughness and binding, where the hydrolysis of KH570 anchors the substrate and provides active sites for the binding of the top coating, and the addition of the TiO2 enhances UV shielding properties. A composite PVA-AAm-POSS-NH2 gel (PAP coating) served as the top layer, which contains a large number of hydrophilic groups and thus endow the composite coating with satisfactory anti-fogging performance. The strong bonding force provided by the KT coating and the tight physical entanglement of the PAP coating endow the double-layer coating (PAPKT coating) stable anti-fogging performance (60 times of tape peeling test, 100 times of sandpaper friction test, and sand- punching test), and 48 s icing delay performance. The multi-performances make this work great potential in automotive glass as well as building facades to cope with complex situations.
Keyword :
Active sites Active sites Anti-fogging Anti-fogging High stability High stability High transparency High transparency Membrane Membrane
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GB/T 7714 | Cheng, Yan , Feng, Feng , Zhu, Tianxue et al. Robust multifunctional PVA-PAAm hydrogel-based anti-fogging membrane via the construction of active sites [J]. | CHEMICAL ENGINEERING JOURNAL , 2025 , 504 . |
MLA | Cheng, Yan et al. "Robust multifunctional PVA-PAAm hydrogel-based anti-fogging membrane via the construction of active sites" . | CHEMICAL ENGINEERING JOURNAL 504 (2025) . |
APA | Cheng, Yan , Feng, Feng , Zhu, Tianxue , Zheng, Yanhui , Gou, Yukui , Yang, Dapeng et al. Robust multifunctional PVA-PAAm hydrogel-based anti-fogging membrane via the construction of active sites . | CHEMICAL ENGINEERING JOURNAL , 2025 , 504 . |
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The low light absorption capacity, fast recombination of photogenerated carriers and slow H+ reduction kinetics of carbon nitride severely limit its application in photocatalytic research. What's more, the challenge remains to efficiently utilise photogenerated electrons. In this work, sulfur (S) self-doped carbon nitride (SCN) was formed by thermal polymerisation, and the introduction of S stimulated the electron delocalisation of the active site and optimised the absorption of visible light by the carbon nitride. The introduction of defects and cyano (-C N) groups optimises the surface atomic and electronic structure of SCN, enhances photogenerated electron trapping and greatly suppresses charge recombination. The n-pi* electron jump of the lone pair of electrons at the defect site gives rise to a new absorption band that broadens the response to visible light. The H-2 evolution rate of SCNV under visible light reached 3437 mu mol g(-1) h(-1), which was about 3.0 times higher than that of SCN (1148 mu mol g(-1) h(-1)). Density Functional Theory (DFT) calculations further show that the introduction of defects and -C N lowers the energy barrier of *H, enhances carrier separation, and forms an electron-rich structure, which effectively promotes the utilisation of photogenerated electrons and photocatalytic H2 evolution efficiency.
Keyword :
Carbon nitride Carbon nitride -C N -C N Effective charge separation Effective charge separation Nitrogen defects Nitrogen defects Photocatalytic H-2 evolution Photocatalytic H-2 evolution
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GB/T 7714 | Quan, Yongkang , Li, Jianna , Li, Xingzhou et al. Molten salt-assisted synthesis of carbon nitride with defective sites as visible-light photocatalyst for highly efficient hydrogen evolution [J]. | APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY , 2025 , 362 . |
MLA | Quan, Yongkang et al. "Molten salt-assisted synthesis of carbon nitride with defective sites as visible-light photocatalyst for highly efficient hydrogen evolution" . | APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY 362 (2025) . |
APA | Quan, Yongkang , Li, Jianna , Li, Xingzhou , Chen, Rongxing , Zhang, Yingzhen , Huang, Jianying et al. Molten salt-assisted synthesis of carbon nitride with defective sites as visible-light photocatalyst for highly efficient hydrogen evolution . | APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY , 2025 , 362 . |
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Durable superhydrophobic anti-erosion/anticorrosion coatings are highly demanded across various applications. However, achieving coatings with exceptional superhydrophobicity, mechanical strength, and corrosion resistance remains a grand challenge. Herein, a robust microstructure coating, inspired by the cylindrical structures situated on the surface of conch shell, for mitigating erosion and corrosion damages in gas transportation pipelines is reported. Specifically, citric acid monohydrate as a pore-forming agent is leveraged to create a porous structure between layers, effectively buffering the impact on the surface. As a result, the coating demonstrates remarkable wear resistance and water repellency. Importantly, even after abrasion by sandpaper and an erosion loop test, the resulting superhydrophobic surfaces retain the water repellency. The design strategy offers a promising route to manufacturing multifunctional materials with desired features and structural complexities, thereby enabling effective self-cleaning and antifouling abilities in harsh operating environments for an array of applications, including self-cleaning windows, antifouling coatings for medical devices, and anti-erosion/anticorrosion protection, among other areas.
Keyword :
bionic microstructure bionic microstructure mechanical durability and chemical stability mechanical durability and chemical stability porous structure porous structure superhydrophobicity superhydrophobicity wear resistance wear resistance
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GB/T 7714 | Zang, Xuerui , Bian, Jiang , Ni, Yimeng et al. A Robust Biomimetic Superhydrophobic Coating with Superior Mechanical Durability and Chemical Stability for Inner Pipeline Protection [J]. | ADVANCED SCIENCE , 2024 , 11 (12) . |
MLA | Zang, Xuerui et al. "A Robust Biomimetic Superhydrophobic Coating with Superior Mechanical Durability and Chemical Stability for Inner Pipeline Protection" . | ADVANCED SCIENCE 11 . 12 (2024) . |
APA | Zang, Xuerui , Bian, Jiang , Ni, Yimeng , Zheng, Weiwei , Zhu, Tianxue , Chen, Zhong et al. A Robust Biomimetic Superhydrophobic Coating with Superior Mechanical Durability and Chemical Stability for Inner Pipeline Protection . | ADVANCED SCIENCE , 2024 , 11 (12) . |
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Real-time monitoring of respiration plays a very important role in human health assessment, especially in monitoring and analyzing respiration during exercise and sleep. However, traditional humidity sensors still have problems in flexibility, sensitivity, and durability, so there is an urgent need to develop humidity sensors with high sensitivity, stretchability, and environmental resistance as respiratory monitoring applications. Here, based on the double network hydrogel structure of polyvinyl alcohol and polyacrylamide, a highly sensitive, highly stretchable, and environmentally stable organic hydrogel humidity sensor has been manufactured by using the synergistic effect of lithium chloride and MXene. The hydrogel humidity sensor shows rapid response in the humidity range of 40-85% RH, and has a high sensitivity of -103.4%/% RH. In addition, it exhibits more than 3000% mechanical strain and excellent environmental resistance, which is attributed to the chemical cross-linking in the hydrogel network and the synergistic effect of multiple hydroxyl groups in glycerol forming rich hydrogen bonds with water and polymer chains. The hydrogel humidity sensor is used for real-time monitoring of breathing and sleep processes. This work provides a new strategy for preparing high-performance, extensibility, and environmental stability hydrogel-based sensors for respiratory monitoring. Based on the double network hydrogel structure of polyvinyl alcohol and polyacrylamide, an organic hydrogel humidity sensor with high sensitivity, high tensile property, and environmental stability is prepared by the synergistic action of lithium chloride and MXene. The potential application of hydrogel sensor in the field of respiratory monitoring is presented. image
Keyword :
conductive hydrogel conductive hydrogel environmental stability environmental stability humidity sensor humidity sensor respiratory monitoring respiratory monitoring strain sensor strain sensor
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GB/T 7714 | Ni, Yimeng , Zang, Xuerui , Yang, Yue et al. Environmental Stability Stretchable Organic Hydrogel Humidity Sensor for Respiratory Monitoring with Ultrahigh Sensitivity [J]. | ADVANCED FUNCTIONAL MATERIALS , 2024 , 34 (38) . |
MLA | Ni, Yimeng et al. "Environmental Stability Stretchable Organic Hydrogel Humidity Sensor for Respiratory Monitoring with Ultrahigh Sensitivity" . | ADVANCED FUNCTIONAL MATERIALS 34 . 38 (2024) . |
APA | Ni, Yimeng , Zang, Xuerui , Yang, Yue , Gong, Zehua , Li, Huaqiong , Chen, Jiajun et al. Environmental Stability Stretchable Organic Hydrogel Humidity Sensor for Respiratory Monitoring with Ultrahigh Sensitivity . | ADVANCED FUNCTIONAL MATERIALS , 2024 , 34 (38) . |
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High-temperature particulate matter (PM), commonly produced by daily power generation, industrial smokestacks, and vehicle exhaust emissions, causes a significant risk to public health and environmental sustainability. The current strategy for solving these problems is to utilize adsorption filtration technology. In this work, we successfully constructed a bioinspired honeycomb structured aerogel with nano/micron fiber-reinforced polyimide gradient by using two strategies of fiber-reinforced filler and stepwise directional freezing technique. It overcomes the high shrinkage of polyimide aerogel and exhibits super elastic recovery performance without damage after 100 compression cycles at 50% strain, as well as high flame-retardancy and low thermal conductivity (32.14 mW m- 1 K- 1). Meanwhile, it shows excellent air filtration efficiency of about 97% and pressure drop of about 90 Pa after 50 cycles, as well as an excellent oil/organic solvent absorption performance and recoverability. In principle, the gradient structure with gradual change shows the "medium pore -small pore" cascade interception effect in the direction of airflow velocity propagation, which successfully achieves the selective and precise interception of polydisperse particles and the stratified accumulation of particles. It further significantly extends the filter service life and provides new insights into the upgrade of new high-temperature filters with significant research implications.
Keyword :
Aerogels Aerogels Air filtration Air filtration Bionic Bionic Gradient Gradient Polyimide Polyimide
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GB/T 7714 | Zhang, Tong , Yin, Liang , Wang, Xi et al. Robust three-dimensional bioinspired honeycomb structured ultra-elastic aerogels for high-temperature cascade filtration applications [J]. | JOURNAL OF CLEANER PRODUCTION , 2024 , 442 . |
MLA | Zhang, Tong et al. "Robust three-dimensional bioinspired honeycomb structured ultra-elastic aerogels for high-temperature cascade filtration applications" . | JOURNAL OF CLEANER PRODUCTION 442 (2024) . |
APA | Zhang, Tong , Yin, Liang , Wang, Xi , Fu, Hiroshi , Li, Yvde , Zhang, Di et al. Robust three-dimensional bioinspired honeycomb structured ultra-elastic aerogels for high-temperature cascade filtration applications . | JOURNAL OF CLEANER PRODUCTION , 2024 , 442 . |
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Layered structure Na2Ti3O7 with a suitable sodiation plateau potential (similar to 0.3 V vs Na+/Na) is a promising anode for highly safe sodium-ion batteries (SIBs). However, the practical use of Na2Ti3O7 is hindered by the unstable interface that forms between the anode and electrolyte leading to issues such as low initial coulombic efficiency (ICE) and cycling instability. Herein, we introduce tetraethyl orthosilicate (TEOS) as an electrolyte additive that can spontaneously and effectively react with the main component of the detrimental surface corrosion layer (sodium hydroxide, etc.) to form a protective film on the Na2Ti3O7 anode. The Na2Ti3O7 anode exhibits an enhanced capacity from 134.8 to 167.1 mAh g(-1) at 0.1 A g(-1), along with an increase in capacity retention from 56.1 to 83.9% after 250 cycles at 0.2 A g(-1). This work provides a straightforward protection strategy to address the unstable interface issues, rendering sodium titanate as a promising anode material to achieve practical application in the future.
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GB/T 7714 | Jiang, Zhenming , Ke, Haifeng , Zhang, Yanlei et al. Building a Stable Plateau-Type Na2Ti3O7 Anode Interface toward Advanced Sodium-Ion Batteries [J]. | ENERGY & FUELS , 2024 , 38 (3) : 2472-2479 . |
MLA | Jiang, Zhenming et al. "Building a Stable Plateau-Type Na2Ti3O7 Anode Interface toward Advanced Sodium-Ion Batteries" . | ENERGY & FUELS 38 . 3 (2024) : 2472-2479 . |
APA | Jiang, Zhenming , Ke, Haifeng , Zhang, Yanlei , Li, Linwei , Wang, Feng , Li, Jidao et al. Building a Stable Plateau-Type Na2Ti3O7 Anode Interface toward Advanced Sodium-Ion Batteries . | ENERGY & FUELS , 2024 , 38 (3) , 2472-2479 . |
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The application of fluorinated coatings on textiles has garnered substantial research interest over the past years, owing to their ability to endow fabrics with exceptional hydrophobic characteristics, thereby mitigating issues associated with high moisture absorption and susceptibility to contamination. Nevertheless, the deployment of fluorinated substances has been proscribed due to concerns regarding their ecological impact and potential human toxicity. Consequently, there has been a burgeoning demand for hydrophobic textile alternatives derived from non-fluorinated, natural materials that are both sustainable and environmentally benign. This paper presents a thorough overview of the advancements in the development and functionalization of eco-friendly, hydrophobic textiles. Initially, the natural materials and their derivatives utilized in the creation of superhydrophobic textiles are delineated, including cellulose, lignin and chitosan, among others. Subsequently, methodologies for crafting efficient, stable, and resilient hydrophobic textiles are elucidated, encompassing conventional techniques as well as novel, inventive concepts. Furthermore, the current state of research and the obstacles faced in the evolution of multifunctional textiles based on superhydrophobic fabrics are examined. In conclusion, this discussion presents incisive insights into the impending direction of advancements in functional textiles. Keywords: Eco-friendly; Superhydrophobic; Bioinspired; Multifunctional textiles; Natural materials. © 2024 RSC.
Keyword :
Abiotic Abiotic Ecodesign Ecodesign Ecology Ecology Fabrics Fabrics Textile industry Textile industry
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GB/T 7714 | Li, Wei , Yang, Libing , Huang, Jianying et al. Progress on fiber engineering for fabric innovation in ecological hydrophobic design and multifunctional applications [J]. | Industrial Chemistry and Materials , 2024 , 2 (3) : 393-423 . |
MLA | Li, Wei et al. "Progress on fiber engineering for fabric innovation in ecological hydrophobic design and multifunctional applications" . | Industrial Chemistry and Materials 2 . 3 (2024) : 393-423 . |
APA | Li, Wei , Yang, Libing , Huang, Jianying , Zheng, Chan , Chen, Yu , Li, Yunbo et al. Progress on fiber engineering for fabric innovation in ecological hydrophobic design and multifunctional applications . | Industrial Chemistry and Materials , 2024 , 2 (3) , 393-423 . |
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