Article
Materials Science, Multidisciplinary
Jiyuan Liang, Zhen Wang, Litao Huang, Pan Zou, Xiaolang Liu, Qian Ni, Xinyu Wang, Wenjun Wang, Runming Tao
Summary: A novel nitrogen-doped graphene with different microstructures is synthesized through an in situ interlamination self-assembling method, using in situ formed Fe3(PO4)2 and organoamine as the catalyst and carbon source, respectively. Bubble-like and sheet-like nitrogen-doped graphene are obtained by tuning the alkyl chain length in organoamine, octylamine, and dodecylamine. The as-prepared graphene electrode material exhibits good rate capability and cyclic performance, delivering promising practicality for energy storage applications.
ACS MATERIALS LETTERS
(2023)
Article
Engineering, Electrical & Electronic
Ranjith Balu, Arivuoli Dakshanamoorthy
Summary: In this study, CoS/G nanocomposite was successfully synthesized via a simple one-pot hydrothermal method, and its phase formation and morphology were characterized using various techniques. The electrochemical properties of the nanocomposite were evaluated through cyclic voltammetry and galvanometric charge discharge tests, indicating its outstanding performance as an electrode material for commercial supercapacitor applications.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2022)
Article
Chemistry, Physical
Sandhya Rani Mangisetti, M. Kamaraj, Ramaprabhu Sundara
Summary: The study presents a simple, large-scale, and cost-effective method to develop hierarchically porous 3D H-GNS with high specific surface area, showing superior performance in the field of supercapacitors. In addition, a biocompatible solid-state flexible supercapacitor device was successfully fabricated and demonstrated for applications in organic electrolytes.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
(2021)
Article
Engineering, Environmental
Mohammad R. Thalji, Gomaa A. M. Ali, Porun Liu, Yu Lin Zhong, Kwok Feng Chong
Summary: The W18O49 nanowires-reduced graphene oxide nanocomposite shows high specific capacitance and excellent rate performance in AlCl3 aqueous electrolyte, making it a promising new active material for supercapacitors electrode. It also exhibits high energy density and power density, opening up a new direction for high-performance energy storage in Al3+ electrolyte.
CHEMICAL ENGINEERING JOURNAL
(2021)
Article
Chemistry, Physical
Yihan Qiu, Yuting Ren, Xiaoyu Jia, Hongwei Li, Mei Zhang
Summary: In this paper, flexible supercapacitors assembled by graphene fibers are fabricated, providing high energy densities and good practical energy supply applications. The wearable fiber-shaped supercapacitors exhibit a high specific capacitance and an outstanding energy density, and can power miniaturized traffic lights for 20 min. This research finding reveals a new approach for the preparation of flexible electrodes and may facilitate the exploitation of wearable energy storage equipment.
ACS APPLIED ENERGY MATERIALS
(2023)
Article
Energy & Fuels
Shiwen Li, Junsheng Lin, Lei Zhao, Zhonghua Ren, Jie Yu
Summary: Compounding carbon substrate materials with pseudocapacitive materials is an important strategy for making high-performance supercapacitor materials. In this study, surface-modified nano carbon black was developed by growing vertical graphene nanosheets on the surface, and MnO2 nanosheets were grown on the modified nano carbon black. The resulting nanocomposites showed high specific capacitance, rate performance, and cycling stability, indicating the potential of this method for the development of new materials for high-performance supercapacitors.
Article
Chemistry, Physical
Wenqiang Wang, Wenyi Zhang, Gengchao Wang, Chunzhong Li
Summary: A new method was reported for controllably preparing sulfur and nitrogen-doped graphene foam with high specific surface area and excellent capacitance performance. By utilizing graphite paper as both the deposition substrate and an in situ microwave reduction initiator, interdigital electrodes were facilely obtained, leading to a flexible supercapacitor with high energy density and cycling stability. This study provides an ideal flow process for constructing a graphene self-standing architecture with potential applications in catalysis, energy storage, and environmental protection.
JOURNAL OF MATERIALS CHEMISTRY A
(2021)
Article
Energy & Fuels
Ankit Kumar, Debanjan Das, Debasish Sarkar, Karuna Kar Nanda, Satish Patil, Ashok Shukla
Summary: A one-step synthesis method was demonstrated to produce sheet-like RuS2 nanoarchitectures as a potential cathode material for high-performance asymmetric supercapacitors. The densely packed nanosheets of RuS2 provide abundant sites for energy storage reactions and enhanced electrochemical performance compared to RuO2. The RuS2 electrode exhibited improved capacitance through a combination of capacitive and diffusion-controlled processes, leading to attractive energy-power combination and excellent cycling performance in an activated carbon//RuS2 ASC.
Article
Energy & Fuels
Yangjun Zhu, Zijie Huang, Xinyue Huang, Yipei Li, Huiqin Li, Binghua Zhou, Jian Liu, Keng Xu, Mingxi Wang, Hironori Ogata, Gan Jet Hong Melvin, Josue Ortiz-Medina, Wei Gong, Zubiao Wen, Mauricio Terrones, Morinobu Endo, Zhipeng Wang
Summary: Graphene quantum dots (GQDs)@MnO2 composite shows superior supercapacitor performance compared to pure MnO2 electrode, thanks to enhanced electrical conductivity, good wettability, and abundant contact sites. The composite is obtained through a highly efficient one-step hydrothermal method, resulting in MnO2 nanosheets anchored with GQDs. The GQDs@MnO2 electrode exhibits high specific capacitance of 246 F g-1 and the assembled asymmetric supercapacitor has a high energy density of 29.9 Wh kg-1 and good cycling performance.
JOURNAL OF ENERGY STORAGE
(2023)
Article
Chemistry, Physical
Jian Zhao, He Cheng, Huanyu Li, Yan-Jie Wang, Qingyan Jiang, Lina Yang, Alan Meng, Jianfeng Huang, Changlong Sun, Huifang Li, Zhenjiang Li, Jiujun Zhang
Summary: By utilizing MoO3-x nanochain-like hybrid nanostructured composite as the negative electrode and NaxMnO2 nanosheet arrays as the positive electrode, assembled into an ASC, high energy/power densities, long lifespan, and superior cyclic stability can be achieved.
JOURNAL OF MATERIALS CHEMISTRY A
(2021)
Article
Chemistry, Multidisciplinary
Abdul Rehman Akbar, Gangqiang Peng, Yongyi Li, Rashid Iqbal, Adil Saleem, Guohong Wang, Abdul Sammed Khan, Mumtaz Ali, Muhammad Tahir, Mohammed A. Assiri, Ghaffar Ali, Fude Liu
Summary: The fabrication of low-cost, effective, and highly integrated nanostructured materials for high-energy-density supercapacitors is highly desired. In this study, an activated carbon cloth (ACC) is designed as the functional scaffold for supercapacitors and modified with various nanomaterials. The resulting structured core-shell heterostructure ACC@NiCo@NiOOH@CoMoO4 electrode exhibits exceptional specific areal capacitance and cycling stability. Moreover, this electrode is developed into an asymmetric supercapacitor, demonstrating excellent areal capacitance, energy density, and power density with a high cycling life.
Article
Energy & Fuels
Ziqing Li, Jianling Zhao, Zekun Yin, Xiaoliu Wang, Zhigang Wu, Dongxin Liu, Miao Zhu, Xixin Wang
Summary: Nanohybrids of pompon-like molybdenum disulfide and N/S dual-doped graphene were successfully synthesized via a hydrothermal method, showing high specific capacitance and excellent cycling stability.
Article
Chemistry, Multidisciplinary
Yihan Qiu, Xiaoyu Jia, Mei Zhang, Hongwei Li
Summary: This study successfully fabricated well-distributed polyaniline/graphene composite fibers for fiber-shaped supercapacitors, which exhibited excellent electrochemical performance and high energy density. This research provides a new avenue for the synthesis of fiber-shaped electrodes and the development of wearable electronics.
Article
Chemistry, Physical
Ailun Huang, Maher F. El-Kady, Xueying Chang, Mackenzie Anderson, Cheng-Wei Lin, Christopher L. Turner, Richard B. Kaner
Summary: By incorporating vanadium oxides with multiple oxidation states onto highly conductive graphene scaffolds, a rational design of graphene/VOx electrodes with high specific capacitance and large potential window has been achieved. The aqueous graphene/VOx symmetric supercapacitors exhibit a high energy density of up to 54 Wh kg(-1) with virtually no capacitance loss after 20,000 cycles.
ADVANCED ENERGY MATERIALS
(2021)
Article
Chemistry, Multidisciplinary
Zhenyuan Xia, Viktoriia Mishukova, Szymon Sollami Delekta, Jinhua Sun, Jaime S. Sanchez, Jiantong Li, Vincenzo Palermo
Summary: Interdigitated all-solid-state flexible asymmetric micro-supercapacitors fabricated by a facile pulse current deposition approach demonstrate high volumetric capacitance, wide operation potential range, and long cycle life, showing potential for future high-performance energy storage devices.
Article
Nanoscience & Nanotechnology
Zengming Man, Peng Li, Shuaishuai Liu, Yuman Zhang, Xiaolin Zhu, Siyuan Ye, Wangyang Lu, Wei Chen, Guan Wu, Ningzhong Bao
Summary: Graphdiyne (GDY) has achieved significant advancements in lithium-ion batteries (LIBs) due to its unique structure. The development of three-dimensional porous hydrogen-substituted GDY (HsGDY) with a large specific surface area, hierarchical porous structure, and expanded interlayer space has shown high-performance Li-ion storage capabilities. The HsGDY exhibits a large reversible capacity, superior cycle and rate performances, and fast Li-ion transport kinetics.
ACS APPLIED MATERIALS & INTERFACES
(2023)
Article
Chemistry, Multidisciplinary
Zhenjie Zhou, Peng Li, Zengming Man, Xiaolin Zhu, Siyuan Ye, Wangyang Lu, Guan Wu, Wenxing Chen
Summary: In this study, high-performance fiber-shaped supercapacitors (FSCs) based on a hybrid of nitrogen-doped carbon dots-Ti3C2Tx/silk nanofibers (NCDs-Ti3C2Tx/SNFs) were developed using microfluidic fabrication. The NCDs-Ti3C2Tx/SNFs possessed high volumetric capacitance, reversible charge-discharge stability, high energy density, good capacitance, and long-life cycles. The solid-state FSCs demonstrated practical energy-supply applications such as powering a lamp, watch, and toy car.
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
(2023)
Article
Chemistry, Multidisciplinary
Mengyue Feng, Yang Zhang, Xiaolin Zhu, Wenxing Chen, Wangyang Lu, Guan Wu
Summary: Designing deformable supercapacitors (D-SCs) with robust skeleton and active channels is crucial for wearable systems. The COF@N-Ti3C2Tx/DPA D-SCs exhibit excellent performance in terms of specific capacitance, rate performance, and cycling stability in a three-electrode system. The solid-state D-SCs also have favorable energy density and deformable stabilities, retaining a high capacitance after bending, stretching, and folding cycles.
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
(2023)
Article
Chemistry, Multidisciplinary
Luting Xie, Kui Xu, Wenlu Sun, Yingzhu Fan, Junyu Zhang, Yixiao Zhang, Hui Zhang, Jun Chen, Yanbin Shen, Fang Fu, Huabin Kong, Guan Wu, Jihuai Wu, Liwei Chen, Hongwei Chen
Summary: In this study, a 2D bivalve-like organic framework with localized ligands was utilized for multivalent cation storage through an intercalation pseudocapacitance mechanism. The organic cathode showed unprecedented fast kinetics and minimal structural change during intercalation, resulting in excellent power density and long cycling life for both Ca2+ and Zn2+ storage.
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
(2023)
Review
Materials Science, Multidisciplinary
Tuxiang Guan, Zemei Li, Dianchun Qiu, Guan Wu, Jian Wu, Liping Zhu, Meifang Zhu, Ningzhong Bao
Summary: High-performance fiber-shaped power sources made from graphene sheets, such as graphene fibers and fabrics, have great potential for the development of smart wearable devices. They possess the advantages of lightweight, high conductivity, and exceptional mechanical strength. The graphene fiber/fabric flexible supercapacitor (FSC) is considered a promising candidate for next-generation wearable energy storage devices due to its high energy/power density, safety, flexibility, and long cycle life. Recent advancements in FSCs, including fiber element regulation, fiber/fabric construction, and practical applications, are reviewed and their future growth is forecasted.
ADVANCED FIBER MATERIALS
(2023)
Article
Chemistry, Multidisciplinary
An-Quan Xie, Qing Li, Yiran Xi, Liangliang Zhu, Su Chen
Summary: Photonic crystals (PCs) with a periodically arranged structure have drawn significant attention for their ability to regulate photon motion and block specific electromagnetic waves. PCs have various applications in color signage, display, sensors, and optoelectronic devices. This review focuses on the research progress of crack-free PC assembly methods, including the fundamental theory, formation mechanisms of assembly defects, and strategies for defect elimination.
ACCOUNTS OF MATERIALS RESEARCH
(2023)
Article
Nanoscience & Nanotechnology
Rong Chen, Zhiting Liu, Tingting Cui, Xiaoying Zhang, Cai-Feng Wang, Guo-Xing Li, Gefei Wang, Su Chen
Summary: This study presents a gel-nanofiber material that combines the advantages of hydrogels and nanofibers for wound healing. The material overcomes the limitations of low mechanical strength and self-adhesion in hydrogels and the inadequate healing environment created by nanofibers. The gel-nanofiber dressing exhibits high tensile strength, excellent air permeability, self-adhesion, and positive hydrophilicity. It demonstrates good cytocompatibility and antibacterial properties, leading to a high wound-healing rate and substantial granulation growth within a short time period.
ACS APPLIED MATERIALS & INTERFACES
(2023)
Article
Chemistry, Multidisciplinary
Xiaolin Zhu, Yang Zhang, Zengming Man, Wangyang Lu, Wei Chen, Jianhong Xu, Ningzhong Bao, Wenxing Chen, Guan Wu
Summary: In this study, a hierarchically ordered hybrid fiber composed of vertically aligned and conductive Ti3C2Tx MXene and interstratified covalent organic frameworks LZU1 was developed using microfluidic synthesis. The resulting fibers exhibited exceptional electrochemical performance, with high gravimetric capacitance, energy density, and cycling life.
ADVANCED MATERIALS
(2023)
Article
Engineering, Environmental
Yaru Liu, Jiacheng Guo, Jia-Wei Wang, Lihua Han, Liangliang Zhu, Su Chen
Summary: The microstructure of ordered photothermal materials constructed using colloidal photonic crystals significantly improves interfacial solar evaporation. These materials demonstrate excellent internal light reflection and water wettability, achieving high solar vaporization rates and exhibiting colorful appearance. The controllable methodology for ordered architecture construction inspires the development of novel nanostructured and multifunctional photothermal materials for solar evaporation.
CHEMICAL ENGINEERING JOURNAL
(2023)
Article
Engineering, Environmental
Shuzhen Yu, Yongchun Hou, Qijie Jin, Liangliang Zhu, Su Chen
Summary: A novel biomimetic photocatalyst design approach is proposed to improve the catalytic efficiency by slow photon mechanism. By coupling photonic crystals and photocatalyst of ChlCu, a composite photocatalytic film is sprayed onto external surfaces, converting CO2 and water into CO and oxygen. This opens new possibilities for CO2 converting and provides new ideas for greenhouse gas capture and utilization.
CHEMICAL ENGINEERING JOURNAL
(2023)
Article
Engineering, Environmental
Yifeng Chen, Anze Shen, Jiazhuang Guo, Liangliang Zhu, Ge Li, Ying Qin, Xiaowei Qu, Cai-Feng Wang, Su Chen
Summary: A robust aluminum-based microfluidic chip reaction platform is developed for the rapid and continuous synthesis of highly fluorescent carbon dots (CDs). The as-prepared CDs possess excellent optical properties and can be combined with polymers to form nanofiber films with enhanced mechanical properties. This work presents a new method for the synthesis of nanomaterials and demonstrates the potential of microfluidic techniques in the preparation of high-performance CDs and CDs/polymers nanofiber films.
CHEMICAL ENGINEERING JOURNAL
(2023)
Article
Chemistry, Multidisciplinary
Rui Cheng, Zhi-Bin Liang, Haixia Shen, Jiazhuang Guo, Cai-Feng Wang, Su Chen
Summary: In this work, color-tunable fluorescent formamidinium lead halogen (FAPbX3, X = Cl, Br, I) PQDs/polymer core-shell nanofiber films were fabricated using a microfluidic electrospinning method. The high stability and PL quantum yield make these films highly promising for optoelectronic applications.
CHINESE CHEMICAL LETTERS
(2023)
Article
Materials Science, Multidisciplinary
Tong Tong, Chang Liu, Jing Xu, Huihua Min, Su Chen, Yinong Lyu, Chongguang Lyu
Summary: In this work, ReRAM devices based on lead-free double perovskite Cs2AgEuBr6 were reported for the first time. These devices exhibited robust and reproducible bipolar switching behavior and long retention time. This study will inspire the further design of nonvolatile memory devices and other electronics using lead-free halide perovskite.
JOURNAL OF MATERIALS CHEMISTRY C
(2023)
Article
Chemistry, Multidisciplinary
Hui Qiu, Xiaowei Qu, Yujiao Zhang, Su Chen, Yizhong Shen
Summary: A method based on microfluidic wet-fusing spinning chemistry is proposed to construct hierarchical structure of MXene-based fiber fabrics with enhanced mechanical strength and electrochemical performance. The strategy provides a feasible solution for large-scale preparation of conductive fabric electrodes.
ADVANCED MATERIALS
(2023)
Review
Chemistry, Multidisciplinary
Liangliang Zhu, Liang Tian, Siyi Jiang, Lihua Han, Yunzheng Liang, Qing Li, Su Chen
Summary: This review summarizes the recent progress in photothermal regulation, focusing on solar heating and passive cooling, and their manipulating strategies. The underlying mechanisms and criteria of highly efficient photothermal regulation are discussed, along with the recent developments of applications in clean energy and environmental areas. The review provides a comprehensive overview of photothermal regulation strategies and highlights the potential for future development and challenges.
CHEMICAL SOCIETY REVIEWS
(2023)