Article
Green & Sustainable Science & Technology
Xiaowei Wang, Yuchen Sun, Wei-Chao Zhang, Ji Liu, Xiang Wu
Summary: This study successfully synthesized NiCo-layered double hydroxide (NiCo-LDH) nanosheet arrays on Cu0.92Co2.08O4 (CCO) nanowires using a two-step solvothermal method, forming a heterogeneous core-shell structure. The structure slows down nanosheet aggregation, enhances conductivity, and facilitates ion diffusion and redox reaction, leading to improved performance of supercapacitors.
MATERIALS TODAY SUSTAINABILITY
(2022)
Article
Chemistry, Multidisciplinary
Hongmin Wang, Haoru Yang, Yifan Diao, Yang Lu, Kenneth Chrulski, Julio M. D'Arcy
Summary: The study presents a chemical strategy for developing flexible supercapacitors with high areal capacitance and superior flexibility, utilizing alpha-Fe2O3 particles as an oxidant precursor for controlling PEDOT oxidative radical polymerization. The resulting devices show high areal capacitance and energy density, making them state-of-the-art flexible nanofibrillar PEDOT supercapacitors.
Article
Green & Sustainable Science & Technology
Yinbo Ge, Haitao Hu, Junyu Chen, Ke Wang, Zhengyou He
Summary: This paper proposes a networked flexible traction substation system architecture that connects adjacent substation through unified power flow controllers at sectioning posts. It aims at maximizing the utilization of regenerative braking energy and photovoltaic energy, and improving the reliability and scalability of the system.
IEEE TRANSACTIONS ON SUSTAINABLE ENERGY
(2023)
Article
Engineering, Electrical & Electronic
Guiqiang Wang, Jiayu Bi, Miao Lei, Jieqiong Liu, Wei Zhang
Summary: Carbon materials derived from carex meyeriana show high surface area and unique hierarchical porous structure, making them promising electrode materials for supercapacitors. These materials exhibit excellent capacitive performance, energy density, and power density in a KOH electrolyte, providing a green and facile method for high-performance supercapacitors.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2021)
Review
Chemistry, Physical
Xinyu Zhang, Changzhong Jiang, Jing Liang, Wei Wu
Summary: Flexible supercapacitors (FSCs) are promising energy storage devices in wearable electronic systems, with excellent flexibility, fast charging and discharging capabilities, and durable service life. Recent developments in electrode materials and device structures have been classified and analyzed, with emphasis on improvement strategies for these materials. Novel architectures of FSCs have been established for better wearable applications, and the influence of substrate, electrolyte, and structure design on performance has been discussed. Challenges and prospects for FSCs in wearable electronic products and future development directions are also highlighted.
JOURNAL OF MATERIALS CHEMISTRY A
(2021)
Article
Chemistry, Multidisciplinary
Baoying Lin, Yinyin Zheng, Jinglu Wang, Qian Tu, Wentao Tang, Liangzhe Chen
Summary: The emergence of the Internet of things has led to an increased demand for flexible and miniaturized supercapacitors. This study focuses on the fabrication of screen-printed electrodes using hierarchical V3O7 with rodlike texture, which exhibits excellent capacitance retention and cycling stability. Furthermore, a flexible V3O7 symmetrical supercapacitor shows outstanding areal specific capacitance, cycling stability, energy density, flexibility, and durability. This work provides a facile and low-cost reference for large-scale fabrication of flexible supercapacitors using screen-printed ink.
Article
Energy & Fuels
Ramanadha Mangiri, Chaehyeon Lee, Kyeongmin Kim, Junbeum Lee, Eunhyea Chung
Summary: In this study, composite heterostructures were synthesized on calcium molybdate particles using a two-step hydrothermal technique, leading to enhanced electrochemical performance. The hierarchical heterostructures showed a cycling efficiency of 94% after 5000 cycles, a specific capacitance of 586 C g-1 at a current density of 1 A g-1, and good reversibility when used as electrode material for supercapacitors. These results highlight the potential of hierarchical heterostructures in improving materials' electrochemical properties for various energy storage and conversion applications.
Article
Energy & Fuels
Muhammad Noman, Rayyan Ali Shaukat, Qazi Muhammad Saqib, Mahesh Y. Chougale, Jungmin Kim, Swapnil R. Patil, Chandrashekhar S. Patil, Jinho Bae
Summary: The pursuit of innovative electrode materials for emerging energy storage devices is a highly important research area. In this study, a sea urchin shaped cobalt carbonate hydroxide hydrate/polyaniline nanocomposite was successfully synthesized, and it exhibited exceptional charge storage performance, demonstrating significant potential for application in supercapacitors.
JOURNAL OF ENERGY STORAGE
(2023)
Article
Engineering, Environmental
Sifan Chen, Han Zhang, Junjian Zhai, Junfeng Yan, Gang Wang, Wei Wang, Wu Zhao, Zhiyong Zhang
Summary: A novel hierarchical Bi8V2O17 framework encapsulated in a flexible carbon nanotube-interwoven graphene hybrid membrane (Bi8V2O17@rGO/CNTs) is constructed, showing superior electrochemical performance for lithium and sodium storage. The study investigates the modifying effect of rGO/CNTs on the improvement of Bi8V2O17 electrochemical performance, and provides theoretical and experimental basis for understanding the electrode's performance in lithium- and sodium-ion batteries.
CHEMICAL ENGINEERING JOURNAL
(2021)
Article
Chemistry, Multidisciplinary
Chenxi Gao, Jiawei Wang, Yuan Huang, Zixuan Li, Jiyan Zhang, Haoze Kuang, Shuhao Chen, Zanxiang Nie, Shuyi Huang, Wei Li, Yubo Li, Shunyu Jin, Yuanjiang Pan, Teng Long, Jikui Luo, Hang Zhou, Xiaozhi Wang
Summary: Zinc-ion batteries (ZIBs) have gained attention for their safety, energy density, and cost. By using a simple spin-coating technique, a highly flexible free-standing Zn anode was fabricated with improved mechanical properties and conductivity, resulting in high capacity, rate performance, and mechanical flexibility in ZIBs. The volumetric energy density of ZIBs reached 8.22 mW h cm(-3) with a battery thickness of 0.4 mm, demonstrating the promising potential of free-standing Zn anodes for flexible ZIBs.
Article
Chemistry, Physical
Chaoyang Wang, Shengli Zhu, Yanqin Liang, Zhenduo Cui, Shuilin Wu, Chunling Qin, Shuiyuan Luo, Akihisa Inoue
Summary: A flexible nanoporous Ag@Co(OH)(2) thin film electrode was successfully developed with high volumetric capacitance and excellent supercapacitor performance, maintaining good performance even under bending conditions. This electrode exhibited high energy density at power density, showing potential applications in portable or wearable energy storage devices.
JOURNAL OF ALLOYS AND COMPOUNDS
(2021)
Article
Materials Science, Multidisciplinary
Amruth Bhargav, Arumugam Manthiram
Summary: By designing and optimizing organopolysulfide polymers, the performance and long-term stability of sulfur in high-speed tests can be improved, meeting the requirements of high-loading and lean-electrolyte systems. The material's elasticity and flexibility make it ideal for flexible batteries, with the ability to withstand large strains. The successful operation of a prototype pouch cell highlights the potential of such material design and contributes to the development of wearable electronic devices.
ACS MATERIALS LETTERS
(2022)
Review
Materials Science, Multidisciplinary
Yonghui Yan, Xiangye Liu, Jing Yan, Cao Guan, John Wang
Summary: Flexible electrochemical energy storage (EES) has garnered extensive interests at all levels of materials, devices, and systems. One-dimensional electrospun nanofibers have emerged as promising building blocks for flexible EES devices, but still face challenges. Research is focusing on finding suitable materials and applications of electrospun nanofibers in various flexible EES devices.
ENERGY & ENVIRONMENTAL MATERIALS
(2021)
Review
Chemistry, Multidisciplinary
Dawei Zhao, Ying Zhu, Wanke Cheng, Wenshuai Chen, Yiqiang Wu, Haipeng Yu
Summary: Cellulose, as a natural biopolymer, has advantages such as low cost, renewability, easy processability, and appealing mechanical performance, dielectricity, piezoelectricity. These make it a key material for flexible electronic devices and have significant impact on portable intelligent electronics.
ADVANCED MATERIALS
(2021)
Article
Chemistry, Multidisciplinary
Meng-Fu Tsai, Yun-Zhe Zheng, Si-Cheng Lu, Jun-Ding Zheng, Hao Pan, Chun-Gang Duan, Pu Yu, Rong Huang, Ying-Hao Chu
Summary: In this study, epitaxial antiferroelectric PbHfO3 films with different orientations were fabricated, showing remarkable anisotropies of polarization and energy storage properties. By optimizing film orientation, much-improved energy density and excellent high-temperature efficiency were achieved in the PbHfO3 films. Moreover, the films exhibited excellent property robustness against mechanical bending when fabricated onto flexible mica substrates, providing a generalizable pathway for flexible energy-storage dielectric capacitors.
ADVANCED FUNCTIONAL MATERIALS
(2021)
Article
Chemistry, Multidisciplinary
Xiaoxiao Zhang, Qitan Zheng, Wenzheng Chen, Zhixin Chen, Yujie Chen, Qunfu Fan, Hua Li, Hezhou Liu, Shenmin Zhu
Summary: In this study, a PVA-assisted freeze-casting method was developed to fabricate RGO@CNF/graphene oxide composite aerogel. By controlling the pore size and composition, the sound propagation path and absorption coefficient were optimized, resulting in excellent sound absorption and microwave absorbing properties. This synthetic strategy holds potential for developing other forms of elastic aerogels with controlled pore size.
CHEMISTRY-A EUROPEAN JOURNAL
(2023)
Article
Chemistry, Physical
Jianyu Zhang, Xiaoxiao Zhang, Jieqing Shen, Hui Pan, Zhixin Chen, Yao Li, Shenmin Zhu
Summary: In this study, graphene oxide (GO) was nano-architected with nano Fe3O4 functionalized cellulose nanocrystals (Fe-CNC) to enhance the thermal conductivity of GO/Fe-CNC composite films. Through a thermal reduction process at 1500°C, Fe/Fe3C nanoparticles were formed in the reduced GO/Fe-CNC matrix, which served as connections between the reduced GO (R-GO) sheets and carbonized cellulose nanocrystals. The defects on R-GO were repaired by Fe through a catalytic graphitization process, reducing the scatterings of phonons. The obtained flexible and lightweight composite film of R-GO/Fe-CNC exhibited a high thermal conductivity.
Article
Polymer Science
Sensen Han, Fei Yang, Qingsong Li, Guoxin Sui, Xiao Su, Jiabin Dai, Jun Ma
Summary: The environmentally friendly flame retardant Cu2O@ZrP was synthesized using mechanochemical treatment. It effectively reduced the release of toxic smoke and volatile products from thermoplastic polyurethane (TPU), while improving its mechanical properties.
POLYMER DEGRADATION AND STABILITY
(2023)
Article
Materials Science, Multidisciplinary
Mingtao Zhang, Meng Su, Yijing Qin, Chuntai Liu, Changyu Shen, Jun Ma, Xianhu Liu
Summary: The development of a photothermal ultra-high molecular weight polyethylene/MXene composite aerogel with high light absorption and water repellency is introduced. The composite aerogel exhibits durable hydrophobicity, excellent photothermal performance, and a significantly reduced crude oil absorption time. Additionally, the designed solar evaporation device with the composite aerogel achieves high evaporation rates and efficiency. This composite aerogel provides a possible pathway for solar-powered crude oil adsorption applications.
Article
Environmental Sciences
Momina Batool, M. Asad Abbas, Imran Ahmed Khan, Muhammad Zafar Khan, Mohsin Saleem, Asad U. Khan, Kashif Mairaj Deen, Mehwish Batool, Asim Laeeq Khan, Shenmin Zhu, Nasir M. Ahmad
Summary: Quick population growth and industrialization have caused problems in accessing safe drinking water. This study aims to develop chitosan and carbon membranes for effective salt removal. These membranes were fabricated and characterized, and the chitosan/multi-walled carbon nanotubes (MWNTs) membrane showed excellent water flux and salt rejection. The designed membrane can be used in treating brackish water.
Article
Nanoscience & Nanotechnology
Lulu Zhu, Baiyu Zhang, Qian Su, Runlu Liu, Jingyi Lin, Hua Wang, Shenmin Zhu, Yao Li
Summary: Introduction of oxygen vacancies can enhance the photocatalytic activity of BiVO4-based heterojunctions and promote the separation of charge carriers.
ACS APPLIED MATERIALS & INTERFACES
(2023)
Article
Chemistry, Applied
Sensen Han, Fei Yang, Qingshi Meng, Jun Li, Guoxin Sui, Xiao Su, Hsu-Chiang Kuan, Chun H. Wang, Jun Ma
Summary: This study presents a method to assemble renewable adenosine triphosphate (ATP), melamine, and graphene nanoplatelets (GNPs) into hybrid particles (ATP-melamine-GNPs) for flame-retarding polymer nanocomposites. These hybrid particles showed uniform dispersion and strong interfacial adhesion in an epoxy matrix. The addition of ATP-melamine-GNPs improved the mechanical properties and flame retardancy of the nanocomposites. The findings of this work provide a new platform for developing environmentally friendly and mechanically resilient polymer nanocomposites with flame-retardant properties.
PROGRESS IN ORGANIC COATINGS
(2023)
Review
Chemistry, Multidisciplinary
Xiaoying Luo, Xin He, Hui Zhao, Jun Ma, Jie Tao, Songjiao Zhao, Yan Yan, Yao Li, Shenmin Zhu
Summary: Currently, donor tissue is required for treating corneal diseases caused by corneal endothelium injury. However, there is a severe shortage of available corneas. Therefore, researchers are exploring alternative approaches, such as tissue-engineered scaffolds, which can support the transplantation of corneal endothelial cells. This review provides a comprehensive overview of recent advancements in using polymer biomaterials as scaffolds for corneal endothelium tissue engineering. It analyzes the key properties required for an effective corneal endothelial implant using polymer biomaterials, discusses various emerging biomaterials as scaffolds, and highlights the challenges and prospects of these materials in corneal endothelium tissue engineering.
Article
Thermodynamics
Youzhe Yang, Jun Ma, Qing-Xiang Pei, Jie Yang, Yingyan Zhang
Summary: The combination of dissimilar materials, such as graphene and h-BN, has opened up new possibilities for various applications. In particular, the stacking of graphene and h-BN into graphene/h-BN (GBN) van der Waals (vdW) heterostructures shows remarkable thermal properties and electrical insulation. The interface morphology plays a vital role in the heat dissipation performance of GBN heterostructures, and its interfacial thermal conductance (ITC) can be tuned by modifying the interfacial layers through various approaches. Hydrogenation and composition diffusion are the most efficient methods, with hydrogenation showing the largest effect on ITC. This study provides valuable insights into the interface morphology-dependent ITC and facilitates the design of efficient GBN heterostructures for heat dissipation.
INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER
(2023)
Article
Chemistry, Multidisciplinary
Zhao Yu, Qinya Yang, Weijiang Xue, Jieqing Shen, Jianyu Zhang, Shenmin Zhu, Sa Li, Yao Li
Summary: In this work, favorable Li deposition is achieved by generating gradient lithiophilicity and conductivity in an Ag-decorated graphene/holey graphene film (G-HGA). The dendrite-free Li metal is deposited on the G-HGA matrix, greatly reducing the surface area and suppressing the side reaction between the electrolyte and dendritic Li. The advanced design, using prelithiated G-HGA and LiFePO4, exhibits excellent rate capability and high capacity retention, showing potential for further development of high-energy and long-lived Li-metal batteries.
Article
Chemistry, Physical
Jingyi Lin, Runlu Liu, Xin Li, Yixin Zhao, Lingti Kong, Yao Li, Shenmin Zhu, Lianzhou Wang
Summary: This study utilizes cobalt-doped carbon nanodots as an auxiliary material to efficiently extract charges from BiVO4 and accelerate surface reactions, leading to improved photocurrent density and stability. Carbon nanodots are found to be excellent interfacial modifiers, activating and stabilizing cobalt atoms while tightly anchoring onto BiVO4.
APPLIED CATALYSIS B-ENVIRONMENT AND ENERGY
(2024)
Article
Engineering, Civil
Youzhe Yang, Jun Ma, Jie Yang, Yingyan Zhang
Summary: Two-dimensional nanomaterials like graphene and h-BN have high mechanical strength and thermal conductivity, making them ideal reinforcing fillers for impact protection materials, phase change materials, and thermal interface materials. However, the mechanical properties of graphene/h-BN heterostructures have not been widely explored. This study used molecular dynamics simulations and finite element analysis to investigate the mechanical properties, fracture mechanisms, and manipulation techniques of graphene/h-BN heterostructures. The results show that heterogeneous GBN has excellent performance in resisting bending deformation, and its size-dependent performance can be manipulated through hydrogenation and layer number.
THIN-WALLED STRUCTURES
(2024)
Article
Chemistry, Physical
Qi Chen, Hui Pan, Zhixin Chen, Xueliang Jiang, Yao Li, Wensheng Tian, Hao Liu, Shenmin Zhu
Summary: In this study, cobalt-coordinated carbon quantum dots were synthesized to enhance the energy storage performance of nickel-cobalt layered double hydroxides. The carbon quantum dots effectively improved the conductivity and structural stability of the composite electrode, leading to significantly enhanced cycle stability and rate performance. This design provides a new avenue for fabricating pseudo-capacitive materials with unprecedented high performance.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2024)
Review
Chemistry, Multidisciplinary
Hongjie Li, Yanyu Li, Shenmin Zhu, Yulong Li, Imran Zada, Yao Li
Summary: This paper critically reviews the recent research progress of biopolymers-based carbon electrodes for supercapacitors. Various strategies to improve the capacitance of carbon electrodes, including pore engineering, doping engineering, and composite engineering, are presented. The challenges of biopolymer-derived carbon electrodes are also discussed.
Article
Chemistry, Multidisciplinary
Laetitia Bardet, Herve Roussel, Stefano Saroglia, Masoud Akbari, David Munoz-Rojas, Carmen Jimenez, Aurore Denneulin, Daniel Bellet
Summary: The thermal instability of silver nanowires leads to increased electrical resistance in AgNW networks. Understanding the relationship between structural and electrical properties of AgNW networks is crucial for their integration as transparent electrodes in flexible optoelectronics. In situ X-ray diffraction measurements were used to study the crystallographic evolution of Ag-specific Bragg peaks during thermal ramping, revealing differences in thermal and structural transitions between bare and SnO2-coated AgNW networks.
Article
Chemistry, Multidisciplinary
Nathalia Cancino-Fuentes, Arnau Manasanch, Joana Covelo, Alex Suarez-Perez, Enrique Fernandez, Stratis Matsoukis, Christoph Guger, Xavi Illa, Anton Guimera-Brunet, Maria V. Sanchez-Vives
Summary: This study provides a comprehensive characterization of graphene-based solution-gated field-effect transistors (gSGFETs) for brain recordings, highlighting their potential clinical applications.
Article
Chemistry, Multidisciplinary
Sikandar Aftab, Hailiang Liu, Dhanasekaran Vikraman, Sajjad Hussain, Jungwon Kang, Abdullah A. Al-Kahtani
Summary: This study examines the effects of hybrid nanoparticles made of NiO@rGO and NiO@CNT on the active layers of polymer solar cells and X-ray photodetectors. The findings show that these hybrid nanoparticles can enhance the charge carrier capacities and exciton dissociation properties of the active layers. Among the tested configurations, the NiO@CNT device demonstrates superior performance in converting sunlight into electricity, and achieves the best sensitivity for X-ray detection.
Article
Chemistry, Multidisciplinary
Hyo Jung Shin, Seung Gyu Choi, Fengrui Qu, Min-Hee Yi, Choong-Hyun Lee, Sang Ryong Kim, Hyeong-Geug Kim, Jaewon Beom, Yoonyoung Yi, Do Kyung Kim, Eun-Hye Joe, Hee-Jung Song, Yonghyun Kim, Dong Woon Kim
Summary: This study investigates the role of SOX9 in reactive astrocytes following ischemic brain damage using a PLGA nanoparticle plasmid delivery system. The results demonstrate that PLGA nanoparticles can reduce ischemia-induced neurological deficits and infarct volume, providing a potential opportunity for stroke treatment.
Article
Chemistry, Multidisciplinary
Anurag Chaudhury, Koushik Debnath, Nikhil R. Jana, Jaydeep K. Basu
Summary: The study investigates the interaction between nanoparticles and cell membranes, and identifies key parameters, including charge, crowding, and membrane fluidity, that determine the adsorbed concentration and unbinding transition of nanoparticles.
Article
Chemistry, Multidisciplinary
Sina Sadeghi, Fazel Bateni, Taekhoon Kim, Dae Yong Son, Jeffrey A. Bennett, Negin Orouji, Venkat S. Punati, Christine Stark, Teagan D. Cerra, Rami Awad, Fernando Delgado-Licona, Jinge Xu, Nikolai Mukhin, Hannah Dickerson, Kristofer G. Reyes, Milad Abolhasani
Summary: In this study, an autonomous approach for the development of lead-free metal halide perovskite nanocrystals is presented, which integrates a modular microfluidic platform with machine learning-assisted synthesis modeling. This approach enables rapid and optimized synthesis of copper-based lead-free nanocrystals.
Article
Chemistry, Multidisciplinary
Zahir Abbas, Nissar Hussain, Surender Kumar, Shaikh M. Mobin
Summary: The rational construction of free-standing and flexible electrodes for electrochemical energy storage devices is an emerging research focus. In this study, a redox-active metal-organic framework (MOF) was prepared on carbon nanofibers using an in situ approach, resulting in a flexible electrode with high redox-active behavior and unique properties such as high flexibility and lightweight. The prepared electrode showed excellent cyclic retention and rate capability in supercapacitor applications. Additionally, it could be used as a freestanding electrode in flexible devices at different bending angles.
Article
Chemistry, Multidisciplinary
Lishan Zhang, Xiaoting Zhang, Hui Ran, Ze Chen, Yicheng Ye, Jiamiao Jiang, Ziwei Hu, Miral Azechi, Fei Peng, Hao Tian, Zhili Xu, Yingfeng Tu
Summary: Photodynamic therapy (PDT) is a promising local treatment modality in cancer therapy, but its therapeutic efficacy is restricted by ineffective delivery of photosensitizers and tumor hypoxia. In this study, a phototactic Chlorella-based near-infrared (NIR) driven green affording-oxygen microrobot system was developed for enhanced PDT. The system exhibited desirable phototaxis and continuous oxygen generation, leading to the inhibition of tumor growth in mice. This study demonstrates the potential of using a light-driven green affording-oxygen microrobot to enhance photodynamic therapy.
Article
Chemistry, Multidisciplinary
Yujin Li, Jing Xu, Xinqi Luo, Futing Wang, Zhong Dong, Ke-Jing Huang, Chengjie Hu, Mengyi Hou, Ren Cai
Summary: In this study, hollow heterostructured materials were constructed using an innovative template-engaged method as cathodes for zinc-ion batteries. The materials exhibited fast Zn2+ transport channels, improved electrical conductivity, and controlled volume expansion during cycling. The designed structure allowed for an admirable reversible capacity and high coulombic efficiency.
Article
Chemistry, Multidisciplinary
Paritosh Mahato, Shashi Shekhar, Rahul Yadav, Saptarshi Mukherjee
Summary: This study comprehensively elucidates the role of the core and electrostatic surface of metal nanoclusters in catalytic reduction reactions. The electrostatic surface dramatically modulates the reactivity of metal nanoclusters.
Article
Chemistry, Multidisciplinary
Pei Liu, Mengdi Liang, Zhengwei Liu, Haiyu Long, Han Cheng, Jiahe Su, Zhongbiao Tan, Xuewen He, Min Sun, Xiangqian Li, Shuai He
Summary: This study demonstrates a simple and environmentally-friendly method for the synthesis of zinc oxide nanozymes (ZnO NZs) using wasted hop extract (WHE). The WHE-ZnO NZs exhibit exceptional peroxidase-like activity and serve as effective catalysts for the oxidation of 3,3,5,5-tetramethylbenzidine (TMB) in the presence of hydrogen peroxide (H2O2). In addition, a straightforward colorimetric technique for detecting both H2O2 and glucose was developed using the WHE-ZnO NZs as peroxidase-like catalysts.
Article
Chemistry, Multidisciplinary
Hyunkyu Oh, Young Jun Lee, Eun Ji Kim, Jinseok Park, Hee-Eun Kim, Hyunsoo Lee, Hyunjoo Lee, Bumjoon J. Kim
Summary: Mesoporous carbon particles have unique structural properties that make them suitable as support materials for catalytic applications. This study investigates the impact of channel nanostructures on the catalytic activity of porous carbon particles (PCPs) by fabricating PCPs with controlled channel exposure on the carbon surface. The results show that PCPs with highly open channel nanostructures exhibit significantly higher catalytic activity compared to those with closed channel nanostructures.
Article
Chemistry, Multidisciplinary
Yunjie Lu, Zhaohui Li, Zewei Li, Shihao Zhou, Ning Zhang, Jianming Zhang, Lu Zong
Summary: A tough, long-lasting adhesive and highly conductive nanocomposite hydrogel (PACPH) was fabricated via the synergy of interfacial entanglement and adhesion group densification. PACPH possesses excellent mechanical properties, interfacial adhesion strength, and conductivity, making it a promising material for long-term monitoring of human activities and electrocardiogram signals.
Article
Chemistry, Multidisciplinary
Zichao Wei, Audrey Vandergriff, Chung-Hao Liu, Maham Liaqat, Mu-Ping Nieh, Yu Lei, Jie He
Summary: We have developed a simple method to prepare polymer-grafted plasmonic metal nanoparticles with pH-responsive surface-enhanced Raman scattering. By using pH-responsive polymers as ligands, the aggregation of nanoparticles can be controlled, leading to enhanced SERS. The pH-responsive polymer-grafted nanoparticles show high reproducibility and sensitivity in solution, providing a novel approach for SERS without the need for sample pre-concentration.
Article
Chemistry, Multidisciplinary
Melis Ozge Alas Colak, Ahmet Gungor, Merve Buldu Akturk, Emre Erdem, Rukan Genc
Summary: This research investigates the effect of functionalizing carbon dots with hydroxyl polymers on their performance as electrode materials in a supercapacitor. The results show that the functionalized carbon dots exhibit excellent electrochemical performance and improved stability.