- 作 者: ( "changzhong jiang" OR "chang-zhong jiang" )
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Enhanced resistance to helium irradiations through unusual interaction between high-entropy-alloy and heliumActa Materialia (IF 9.209) Pub Date : 2023-02-12 ,DOI:10.1016/j.actamat.2023.118765Tao Cheng, Guo Wei, Shengming Jiang, Jian Zhang, Yongqiang Wang, Peng Liu, Mengqing Hong, Enkai Guo, Fen Zhong, Guangxu Cai, Changzhong Jiang, Feng RenFinding high performance plasma-facing materials (PFMs) is one of the most important and challenging tasks for realizing the commercial application of fusion reactors. Herein, we found the CrMoTaWV high entropy alloy (HEA) is highly resistant to low-energy and high-flux He plasma exposure. The nanochannel HEA film has 20 times higher initial fluence for the formation of fuzz and a remarkable 8.9 times ...
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Simulation of Transport Moiré Pattern in Van Der Waals HeterostructuresIEEE Electron Device Letters (IF 4.816) Pub Date : 2023-01-30 ,DOI:10.1109/led.2023.3240471Xiangnan Li, Yawei Lv, Qingjun Tong, Lei Liao, Kenli Li, Changzhong JiangVertically stacking two-dimensional (2D) materials with different lattice constants will generate a Moiré pattern with a nanometer-scale periodicity. Here, we theoretically demonstrate the transport Moiré patterns on the surfaces of stacked 2D materials. In the MOSFET model, the electrons accumulate at high Moiré potential regions, while they dissipate at the others, along the gate voltage ( ${V}_{g}{)}$ ...
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Enhanced radiation tolerance and plasticity in nanochannel Al0.1CoCrFeNi high-entropy alloyMaterials Today Communications (IF 3.662) Pub Date : 2023-01-06 ,DOI:10.1016/j.mtcomm.2023.105346Tao Cheng, Wenjing Qin, Hui Wang, Guangxu Cai, Suoxue Jin, Yongqiang Wang, Changzhong Jiang, Feng RenIrradiation-induced embrittlement is a critical and common issue for nuclear materials. Here, we find that the structural design of high-entropy alloy (HEA), nanochannel Al0.1CoCrFeNi HEA, not only enhances the irradiation tolerance, but also significantly relieves the irradiation-induced embrittlement. We present a systematic investigation on the irradiation tolerance and the mechanical response of ...
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Surface-defect engineering of a nickel hexacyanoferrate material for high-performance printed flexible supercapacitorsJournal of Materials Chemistry A (IF 14.511) Pub Date : 2023-01-04 ,DOI:10.1039/d2ta08043eJing Liang, Bin Tian, Xinyu Zhang, Changzhong Jiang, Dong He, Wei WuFlexible supercapacitors (FSCs) are considered to be a promising electrochemical energy source for wearable electronic products. However, the absence of high-performance electrode materials and effective manufacturing techniques of devices hinder the volume production of FSCs. Here, a facile surface-etching method is investigated to prepare high-performance nickel hexacyanoferrate (NiHCF) electrode ...
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In-situ growth of Ni(OH)2 nanoplates on highly oxidized graphene for all-solid-state flexible supercapacitorsChemical Engineering Journal (IF 16.744) Pub Date : 2022-12-14 ,DOI:10.1016/j.cej.2022.140947Xueli Wu, Fan Zeng, Xianyin Song, Xuefeng Sha, Hongtao Zhou, Xingang Zhang, Zhi Liu, Minghao Yu, Changzhong JiangPseudocapacitive materials are vitally important to the development of flexible supercapacitors but usually suffer from poor conductivity and stability. In this work, a Ni(OH)2/HGO nanocomposite was fabricated by in-situ growth of Ni(OH)2 nanoplates on highly-oxidized graphene oxide (HGO). A series of characterizations reveal the abundant out-of-plane active sites of HGO enable the uniformly grown ...
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Multi-electron/ion conduction channels enabling high-performance flexible supercapacitorsJournal of Materials Chemistry A (IF 14.511) Pub Date : 2022-11-09 ,DOI:10.1039/d2ta06580kFan Zeng, Xianyin Song, Jing Liang, Xingang Zhang, Xuefeng Sha, Xueli Wu, Hongtao Zhou, Zhi Liu, Wei Wu, Changzhong JiangThe construction of aqueous flexible supercapacitors with both broad working voltage and high energy density is promising but still challenging. In a supercapacitor, the electron/ion conduction properties of electrodes, whether between the electrode and electrolyte or within the electrode materials, play a critical role in stimulating the capacitive components of active materials, particularly for ...
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Self-Derivation and Surface Reconstruction of Fe-Doped Ni3S2 Electrode Realizing High-Efficient and Stable Overall Water and Urea ElectrolysisAdvanced Energy Materials (IF 29.698) Pub Date : 2022-08-23 ,DOI:10.1002/aenm.202201913Derun Li, Wenjing Wan, Zhaowu Wang, Hengyi Wu, Shixin Wu, Tao Jiang, Guangxu Cai, Changzhong Jiang, Feng RenExploring earth-abundant, highly effective, and stable electrocatalysts for overall water and urea electrolysis is urgent and essential for developing hydrogen energy technology. Herein, a simple self-derivation method is used to fabricate a Fe-doped Ni3S2 electrode. The electrode exhibits an impressive trifunctional catalyst, with low overpotentials of 290, 198, and 254 mV at 100 mA cm−2 for the oxygen ...
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Enhanced performance of p-type SnO x thin film transistors through defect compensationJournal of Physics: Condensed Matter (IF 2.745) Pub Date : 2022-08-03 ,DOI:10.1088/1361-648x/ac8464Wei Zhang, Ruohao Hong, Wenjing Qin, Yawei Lv, Jianmin Ma, Lei Liao, Kenli Li, Changzhong JiangDue to the unique outermost orbitals of Sn, hole carriers in tin monoxide (SnO) possess small effective mass and high mobility among oxide semiconductors, making it a promising p-channel material for thin film field-effect transistors (TFTs). However, the Sn vacancy induced field-effect mobility deterioration and threshold voltage (V th) shift in experiments greatly limit its application in complementary ...
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High hydrogen isotopes permeation resistance in (TiVAlCrZr)O multi-component metal oxide glass coatingActa Materialia (IF 9.209) Pub Date : 2022-07-23 ,DOI:10.1016/j.actamat.2022.118204Lulu Hu, Fen Zhong, Jun Zhang, Shijun Zhao, Yongqiang Wang, Guangxu Cai, Tao Cheng, Guo Wei, Shuangfeng Jia, Dongxun Zhang, Ran Yin, Zhiquan Chen, Changzhong Jiang, Feng RenDeveloping ceramic coating with high hydrogen isotopes permeation resistance is an urgent task in many fields such as fusion reactor systems, hydrogen storage/transportation, and fuel cell. In this work, a (TiVAlCrZr)O multi-component metal oxide glass (MCMOG) coating is developed as a new type of hydrogen isotopes permeation barrier (HIPB), and the diffusion behavior of deuterium in MCMOG is studied ...
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All-Printed High-Performance Flexible Supercapacitors Using Hierarchical Porous Nickel–Cobalt Hydroxide InksACS Applied Energy Materials (IF 6.959) Pub Date : 2022-07-21 ,DOI:10.1021/acsaem.2c00947Zhi Liu, Hongtao Zhou, Fan Zeng, Leihang Hu, Xueli Wu, Xianyin Song, Changzhong Jiang, Xingang ZhangSupercapacitors have received great attention in the energy storage of flexible wearable electronic products due to their fast charging and discharging. However, low energy density and poor rate performance have always been the main factors limiting their application. Herein, by adjusting the ratio of Ni and Co, optimized porous nanoflower-like Ni/Co-layered double hydroxides (LDH) deliver a large ...
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Carbon nanomaterials in nickel and iron helping to disperse or release He atomsMaterials Today Communications (IF 3.662) Pub Date : 2022-07-14 ,DOI:10.1016/j.mtcomm.2022.104024Guo Wei, Shuanglin Hu, Guangxu Cai, Zhiquan Chen, Changzhong Jiang, Feng RenExperimental and theoretical studies have shown that helium (He) atoms in metal tend to form into nano-sized bubbles which greatly affects mechanical properties of metals. Thus, designing nanostructure to control the growth of He bubbles and increase its radiation resistance is an important task. In this work, we systematically study the atomistic mechanism on how the carbon (C) nanomaterials embedded ...
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Strain Release Enabled Bandgap Scaling in Ge Nanowire and Tunnel FET ApplicationIEEE Transactions on Electron Devices (IF 3.221) Pub Date : 2022-07-01 ,DOI:10.1109/ted.2022.3185947Zhuangzhuang Wang, Yawei Lv, Lining Zhang, Lei Liao, Changzhong JiangThe cross-sectional scaling-induced electronic property variations of the Ge and Si nanowires are studied numerically. After removing extra atoms from bulk materials to build the nanowires, not only the lateral quantum confinement is enhanced, but also the cross-sectional size will expand due to the breaking of the intrinsic strain balance. Compared with Si, the strain release-induced size expansion ...
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In-situ structural evolution of Bi2O3 nanoparticle catalysts for CO2 electroreductionInternational Journal of Extreme Manufacturing (IF 10.036) Pub Date : 2022-07-01 ,DOI:10.1088/2631-7990/ac7a6eHongbo Wang, Chongyang Tang, Bo Sun, Jiangchao Liu, Yan Xia, Wenqing Li, Changzhong Jiang, Dong He, Xiangheng Xiao
Under the complex external reaction conditions, uncovering the true structural evolution of the catalyst is of profound significance for the establishment of relevant structure–activity relationships and the rational design of electrocatalysts. Here, the surface reconstruction of the catalyst was characterized by ex-situ methods and in-situ Raman spectroscopy in CO2 electroreduction. The final results
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2D Heterostructure of Bi2O2Se/Bi2SeOx Nanosheet for Resistive Random Access MemoryAdvanced Electronic Materials (IF 7.633) Pub Date : 2022-04-27 ,DOI:10.1002/aelm.202200126Yan Xia, Jing Wang, Rui Chen, Hongbo Wang, Hang Xu, Changzhong Jiang, Wenqing Li, Xiangheng Xiao2D materials have shown great potential in the application of resistive random access memory (RRAM) for information storage. Much attention has been attracted from 2D semiconducting bismuth oxyselenide (Bi2O2Se) for excellent properties in multi-performance nanoelectronics. By using a chemical vapor deposition (CVD) method, Bi2O2Se nanosheets with high quality are grown. Combining with the oxygen plasma ...
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Improving PEC Performance of BiVO4 by Introducing Bulk Oxygen Vacancies by He+ Ion IrradiationThe Journal of Physical Chemistry C (IF 4.177) Pub Date : 2022-04-25 ,DOI:10.1021/acs.jpcc.2c00433Hui Duan, Hengyi Wu, Huizhou Zhong, Xuening Wang, Wenjing Wan, Derun Li, Guangxu Cai, Changzhong Jiang, Feng RenBismuth vanadate is a promising semiconductor in photoelectrochemical (PEC) water oxidation due to its suitable band gap (∼2.4 eV) for absorption of solar spectrum. Nevertheless, low charge mobility and poor photogenerated carrier separation efficiency of BiVO4 lead to unsatisfactory photocurrent densities and poor PEC performance. Here, we report an innovative method of introducing bulk oxygen vacancies ...
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A High-Speed Photodetector Fabricated with Tungsten-Doped MoS2 by Ion ImplantationAdvanced Electronic Materials (IF 7.633) Pub Date : 2022-04-19 ,DOI:10.1002/aelm.202200281Rui Chen, Yongfeng Pei, Yufan Kang, Jiangchao Liu, Yan Xia, Jing Wang, Hang Xu, Changzhong Jiang, Wenqing Li, Xiangheng XiaoMolybdenum disulfide (MoS2) is a promising 2D semiconductor material for its unique characteristics such as tunable bandgap, high electrical conductivity, and strong light–matter interaction. Presently, many efforts have been made to modulate its properties, such as surface engineering, strain introduction, doping, and so on. Recently, it has been proved that substitutional metal doping is an effective ...
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Anisotropic Low-Dimensional Materials for Polarization-Sensitive Photodetectors: From Materials to DevicesAdvanced Optical Materials (IF 10.05) Pub Date : 2022-01-21 ,DOI:10.1002/adom.202102436Jing Wang, Changzhong Jiang, Wenqing Li, Xiangheng XiaoPolarization-sensitive detectors based on anisotropic low-dimensional materials have been widely investigated in recent years. Some low-dimensional materials possess anisotropy characteristics owing to their low-symmetry intrinsic crystal structures or external geometry morphology exhibiting distinct anisotropic vibrational, optical, electronic, and electrical properties. In general, the polarization ...
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Optimizing Hydrogen Adsorption by d–d Orbital Modulation for Efficient Hydrogen Evolution CatalysisAdvanced Energy Materials (IF 29.698) Pub Date : 2022-01-17 ,DOI:10.1002/aenm.202103301Jiangchao Liu, Chongyang Tang, Zunjian Ke, Rui Chen, Hongbo Wang, Wenqing Li, Changzhong Jiang, Dong He, Gongming Wang, Xiangheng XiaoUnraveling the essence of hydrogen adsorption and desorption behaviors can fundamentally guide catalyst design and promote catalytic performance. Herein, the regulation of hydrogen adsorption is systematically investigated by d–d orbital interaction of metallic tungsten dioxide (WO2). Theoretical simulations show that the incorporation of post-transition metal atoms including Fe, Co, Ni, and Cu can ...
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High Transient-Thermal-Shock Resistant Nanochannel Tungsten FilmsNanomaterials (IF 4.324) Pub Date : 2021-10-11 ,DOI:10.3390/nano11102663Tao Cheng, Wenjing Qin, Youyun Lian, Xiang Liu, Jun Tang, Guangxu Cai, Shijian Zhang, Xiaoyun Le, Changzhong Jiang, Feng Ren
Developing high-performance tungsten plasma-facing materials for fusion reactors is an urgent task. In this paper, novel nanochannel structural W films prepared by magnetron sputtering deposition were irradiated using a high-power pulsed electron beam or ion beam to study their edge-localized modes, such as transient thermal shock resistance. Under electron beam irradiation, a 1 μm thick nanochannel
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Ion Irradiation Inducing Oxygen Vacancy-Rich NiO/NiFe2O4 Heterostructure for Enhanced Electrocatalytic Water SplittingSmall (IF 15.153) Pub Date : 2021-08-18 ,DOI:10.1002/smll.202103501Huizhou Zhong, Guoping Gao, Xuening Wang, Hengyi Wu, Shaohua Shen, Wenbin Zuo, Guangxu Cai, Guo Wei, Ying Shi, Dejun Fu, Changzhong Jiang, Lin-Wang Wang, Feng RenOxygen evolution reaction (OER) is an obstacle to the electrocatalytic water splitting due to its unique four-proton-and-electron-transfer reaction process. Many methods, such as engineering heterostructure and introducing oxygen vacancy, have been used to improve the catalytic performance of electrocatalysts for OER. Herein, the above two kinds of regulation are simultaneously realized in a catalyst ...
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Review on helium behaviors in nanochannel tungsten filmTungsten Pub Date : 2021-07-27 ,DOI:10.1007/s42864-021-00097-3Wen-Jing Qin, Wei Guo, Tao Cheng, Jun Tang, Chang-Zhong Jiang, Feng RenTungsten (W) as plasma facing material (PFM) needs to face an unprecedented harsh environment in the fusion reactor, which puts forward high requirements for its radiation tolerance. Among the many challenges, the rapid accumulation of helium (He) atoms to form numerous bubbles or even “fuzzy” nanostructure leads to swelling and embrittlement of W matrix and seriously shorten its service life, which ...
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Printed flexible supercapacitor: Ink formulation, printable electrode materials and applicationsApplied Physics Reviews (IF 19.527) Pub Date : 2021-06-08 ,DOI:10.1063/5.0048446Jing Liang, Changzhong Jiang, Wei WuFlexible supercapacitors (FSCs) have attracted extensive attention due to their lightweight, easy integration, high power density, fast charge/discharge rate, and safe features. Printed FSC has provided an economical and simple solution for the fabrication of FSCs different from the traditional manufacturing methods. The successful preparation of printed FSCs mainly depends on the formulating of functional ...
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N-rich reduced graphene oxide film with cross-coupled porous networks as free-standing electrode for high performance supercapacitorsApplied Surface Science (IF 7.392) Pub Date : 2021-06-07 ,DOI:10.1016/j.apsusc.2021.150303Yali Xu, Cong Huang, Aiping Hu, Zefu Fan, Chuansheng Chen, Yujie Yang, Qunli Tang, Changzhong Jiang, Xiaohua ChenGraphene films suffer from poor electrochemical performance due to the undesirable ion diffusion inside its deep area and only electrical double layer absorption mechanism. Here, we proposed a freeze casting method for fabricating the N-rich holey reduced graphene oxide films (Freeze-dried N-HRGO) bearing cross-coupled porous ion diffusion networks. The H2O2 etching and modified vacuum filtration process ...
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Cathodic shift of onset potential on TiO2 nanorod arrays with significantly enhanced visible light photoactivity via nitrogen/cobalt co-implantationProject supported by the National Natural Science Foundation of China (Grant No. 11875211), the Major Science and Technology Program of Changsha, China (Grant No. kq1902046), and the Fundamental Research Funds for the Central Universities, China.Chinese Physics B (IF 1.652) Pub Date : 2021-05-25 ,DOI:10.1088/1674-1056/abee07Xianyin Song, Hongtao Zhou, Changzhong JiangDespite anionic doping has been widely implemented to increase the visible light activity of TiO2, it often gives rise to a dramatical anodic shift in current onset potential. Herein, we show an effective method to achieve the huge cathodic shift of TiO2 photoanode with significantly enhanced visible light photo-electrochemical activity by nitrogen/cobalt co-implantation. The nitrogen/cobalt co-doped ...
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Electronic Coupling of Single Atom and FePS3 Boosts Water ElectrolysisEnergy & Environmental Materials (IF 15.122) Pub Date : 2021-04-29 ,DOI:10.1002/eem2.12205Chongyang Tang, Dong He, Nan Zhang, Xianyin Song, Shuangfeng Jia, Zunjian Ke, Jiangchao Liu, Jianbo Wang, Changzhong Jiang, Ziyu Wang, Xiaoqing Huang, Xiangheng Xiao
Engineering the electronic structure of surface active sites at the atomic level can be an efficient way to modulate the reactivity of catalysts. Herein, we report the rational tuning of surface electronic structure of FePS3 nanosheets (NSs) by anchoring atomically dispersed metal atom. Theoretical calculations predict that the strong electronic coupling effect in single-atom Ni-FePS3 facilitates electron
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Constructing high-performance radiation-resistant ternary YSZ-MgO-CNT nanocomposites via tailored nanostructuresJournal of the European Ceramic Society (IF 6.364) Pub Date : 2021-04-19 ,DOI:10.1016/j.jeurceramsoc.2021.04.029Jun Tang, Tao Cheng, Yongqiang Wang, Lulu Hu, Mengqing Hong, Wenjing Qin, Guangxu Cai, Changzhong Jiang, Feng RenDeveloping long-lifetime bulk-form ceramic-based materials with high irradiation resistance is crucial for advanced nuclear systems. Here, we incorporated carbon nanotubes (CNTs) into yttria-stabilized zirconia (YSZ) and magnesia (MgO) nanocrystals to fabricate bulk YSZ-MgO-CNT nanocomposites with abundant ternary nanostructures by spark plasma sintering. To understand the role of tailored ternary ...
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Rapid and sensitive detection of 4-ethylbenzaldehyde by a plasmonic noseJournal of Physics D: Applied Physics (IF 3.409) Pub Date : 2021-04-09 ,DOI:10.1088/1361-6463/abf311Xingang Zhang, Zhengqi Liu, Xuying Zhong, Jing Liu, Xiangheng Xiao, Changzhong JiangRapid and sensitive detection of volatile organic compounds (VOCs) is essential for environmental monitoring and disease diagnosis. Surface-enhanced Raman scattering (SERS) has a natural analyte recognition ability and can realize ultra-sensitive detection. Herein, we report a plasmonic nose based on a 3D-microneedle array coated with Ag nanoparticles for fast and ultrasensitive SERS detection of VOCs ...
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Recent progress of radiation response in nanostructured tungsten for nuclear applicationTungsten Pub Date : 2021-03-05 ,DOI:10.1007/s42864-021-00075-9Hang Xu, Lan-Li He, Yong-Feng Pei, Chang-Zhong Jiang, Wen-Qing Li, Xiang-Heng XiaoEngineering materials for nuclear reactors exposed to high-dose irradiation breed various radiation damage, leading to performance degradation of materials, which seriously limits the application of materials in the future advanced nuclear reactors. Tungsten-based materials applied in future nuclear reactors have to withstand not only the attack of high-energy neutron and plasma, but also the repeated ...
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Electronic Fluctuation of Graphene Nanoribbon MOSFETs Under a Full Quantum Dynamics FrameworkIEEE Transactions on Electron Devices (IF 3.221) Pub Date : 2021-03-03 ,DOI:10.1109/ted.2021.3060347Yawei Lv, Yuan Liu, Lei Liao, Wenjing Qin, Changzhong JiangThe electronic fluctuation issue of the armchair graphene nanoribbons (AGNRs) is theoretically investigated under a full quantum dynamics framework. Besides the electrons, the behaviors of the C and H nuclei are also quantized, more rigorous than the common classical particle treatment. Simulation results show that the nuclear quantization will boost the atomic vibration and lead to the band structure ...
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Electrode materials and device architecture strategies for flexible supercapacitors in wearable energy storageJournal of Materials Chemistry A (IF 14.511) Pub Date : 2021-2-26 ,DOI:10.1039/d0ta12299hXinyu Zhang, Changzhong Jiang, Jing Liang, Wei WuFlexible supercapacitors (FSCs) are promising energy storage devices in wearable electronic systems. They have attracted tremendous attention owing to their unique properties of excellent flexibility, fast charging and discharging capabilities, and durable service life. Herein, the recent developments of electrode materials and device structures of FSCs are introduced in detail. Based on the energy ...
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