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| 1 | Measurement of ecological capital of Chinese terrestrial ecosystem based on remote sensing显示文摘The biosphere of the Earth is essential to human survival and development. The services of ecosystems are critical to the functioning of the Earth’s life-support system. They contribute to human welfare both directly and indirectly. Ecological capital refers to the sum of the direct biological resources value and the indirect ecosystem services value. It is necessary to estimate the ecological capital in order to bring it to the society and market economic system, and draw the social attention to ecological environment constructions. An estimation model for eco-logical capital based on remote sensing is presented in this paper. The parameters in the model are quantitatively measured using NOAA/AVHRR and other ancillary data, including the land cover types, the vegetation coverage, and the vegetation net primary productivity (NPP) of ter-restrial ecosystem. Based on the economic parameters in previously published studies and a few original calculations, the annual ecological capital of the entire terrestrial ecosystem of China is quantitatively estimated at 6.44 trillion (1012) yuan (RMB), and the spatial distribution of the eco-logical capital is also analyzed. Traditional ecological methods to ecological capital measurement are based on homogeneous plot scales, and the regional scaling is a key problem in their appli-cations. As the proposed remote sensing approach, it provides a new method to ecological capital measurement completely based on observation data. It can not only overcome the re-gional scaling problem easily, but also allows the ecological capital to be estimated objectively and spatial-explicitly. | PAN Yaozhong SHI Peijun ZHU Wenquan GU Xiaohe FAN Yida LI Jing | 2005 | Science China Earth Sciences2005,48,6: | 14 |
| 2 | Olfactory ecto-mesenchymal stem cell-derived exosomes ameliorate murine Sjögren’s syndrome by modulating the function of myeloid-derived suppressor cells显示文摘Sjögren’s syndrome(SS)is a systemic autoimmune disease characterized by progressive inflammation and tissue damage in salivary glands and lacrimal glands.Our previous studies showed that myeloid-derived suppressor cells(MDSCs)exhibited impaired immunosuppressive function during disease progression in patients with SS and mice with experimental Sjögren’s syndrome(ESS),but it remains unclear whether restoring the function of MDSCs can effectively ameliorate the development of ESS.In this study,we found that murine olfactory ecto-mesenchymal stem cell-derived exosomes(OE-MSC-Exos)significantly enhanced the suppressive function of MDSCs by upregulating arginase expression and increasing ROS and NO levels.Moreover,treatment with OE-MSC-Exos via intravenous injection markedly attenuated disease progression and restored MDSC function in ESS mice.Mechanistically,OE-MSC-Exo-secreted IL-6 activated the Jak2/Stat3 pathway in MDSCs.In addition,the abundant S100A4 in OE-MSC-Exos acted as a key factor in mediating the endogenous production of IL-6 by MDSCs via TLR4 signaling,indicating an autocrine pathway of MDSC functional modulation by IL-6.Taken together,our results demonstrated that OE-MSC-Exos possess therapeutic potential to attenuate ESS progression by enhancing the immunosuppressive function of MDSCs,possibly constituting a new strategy for the treatment of Sjögren’s syndrome and other autoimmune diseases. | Ke Rui Yue Hong Qiugang Zhu Xiaofei Shi Fan Xiao Hailong Fu Qing Yin Yida Xing Xinfeng Wu Xiaodan Kong Huaxi Xu Jie Tian Shengjun Wang Liwei Lu | 2021 | Cellular & Molecular Immunology2021,18,2: | 12 |
| 3 | Battery Technologies for Grid-Level Large-Scale Electrical Energy Storage显示文摘Grid-level large-scale electrical energy storage(GLEES) is an essential approach for balancing the supply–demand of electricity generation, distribution, and usage. Compared with conventional energy storage methods, battery technologies are desirable energy storage devices for GLEES due to their easy modularization, rapid response, flexible installation, and short construction cycles. In general, battery energy storage technologies are expected to meet the requirements of GLEES such as peak shaving and load leveling, voltage and frequency regulation, and emergency response, which are highlighted in this perspective. Furthermore, several types of battery technologies, including lead–acid, nickel–cadmium, nickel–metal hydride, sodium–sulfur, lithium-ion, and flow batteries, are discussed in detail for the application of GLEES. Moreover, some possible developing directions to facilitate efforts in this area are presented to establish a perspective on battery technology, provide a road map for guiding future studies, and promote the commercial application of batteries for GLEES. | Xiayue Fan Bin Liu Jie Liu Jia Ding Xiaopeng Han Yida Deng Xiaojun Lv Ying Xie Bing Chen Wenbin Hu Cheng Zhong | 2020 | Transactions of Tianjin University2020,26,2: | 11 |
| 4 | Possible influence of Arctic Oscillation on dust storm frequency in North China显示文摘这研究在 19612007 期间在春天季节在诺思中国在灰尘暴风雨频率上调查了北极摆动(AO ) 的影响。在灰尘暴风雨频率和 AO 之间有一个重要连接;一否定(积极) AO 阶段与有关一增加(减少) 在诺思中国的灰尘暴风雨频率。这种关系是仔细在蒙古与在寒冷的变化有关让活动通风。冷空气活动在灰尘暴风雨频率上施加大影响;在蒙古上的冷空气活动的频率断然不仅在诺思中国与灰尘暴风雨频率相关,而且显示出是为在诺思中国的灰尘暴风雨频率的长期的减少的一个重要原因的一个长期的减少趋势。AO 在蒙古上在冷空气活动的频率上有大影响;一否定(积极) AO 阶段是高度与有关一增加(减少) 寒冷的频率在蒙古上让活动通风,它导致一增加(减少) 在诺思中国的灰尘暴风雨频率。 | MAO Rui GONG Daoyi BAO Jingdong FAN Yida | 2011 | Journal of Geographical Sciences2011,21,2: | 9 |
| 5 | A Comprehensive Power Flow Approach for Multi-terminal VSC-HVDC System Considering Cross-regional Primary Frequency Responses显示文摘For the planning,operation and control of multiterminal voltage source converter(VSC)based high-voltage direct current(HVDC)(VSC-MTDC)systems,an accurate power flow formulation is a key starting point.Conventional power flow formulations assume the constant frequencies for all asynchronous AC systems.Therefore,a new feature about the complex coupling relations between AC frequencies,DC voltages and the exchanged power via VSC stations cannot be characterized if VSC-MTDC systems are required to provide cross-regional frequency responses.To address this issue,this paper proposes a comprehensive frequency-dependent power flow formulation.The proposed approach takes the frequencies of asynchronous AC systems as explicit variables,and investigates the novel bus models of the interlinking buses of VSC stations.The proposed approach accommodates different operation modes and frequency droop strategies of VSC stations,and considers the power losses of VSC stations.The effectiveness and generality of the developed approach are validated by a 6-terminal VSC-HVDC test system.The test system presents the characteristics of the coexistence of numerous VSC operation modes,the absence of slack buses in both AC and DC subsystems,and diversified grid configurations such as point-to-point integration of renewable energy sources and one AC system integrated with multiple VSC stations. | Yida Ye Ying Qiao Le Xie Zongxiang Lu | 2020 | Journal of Modern Power Systems and Clean Energy2020,8,2: | 9 |
| 6 | Heterogeneous lamellar-edged Fe-Ni(OH)_(2)/Ni_(3)S_(2)nanoarray for efficient and stable seawater oxidation显示文摘Development of efficient non-precious catalysts for seawater electrolysis is of great significance but challenging due to the sluggish kinetics of oxygen evolution reaction(OER)and the impairment of chlorine electrochemistry at anode.Herein,we report a heterostructure of Ni_(3)S_(2)nanoarray with secondary Fe-Ni(OH)_(2)lamellar edges that exposes abundant active sites towards seawater oxidation.The resultant Fe-Ni(OH)_(2)/Ni_(3)S_(2)nanoarray works directly as a free-standing anodic electrode in alkaline artificial seawater.It only requires an overpotential of 269 mV to afford a current density of 10 mA·cm^(-2)and the Tafel slope is as low as 46 m V·dec^(-1).The 27-hour chronopotentiometry operated at high current density of 100 mA·cm^(-2)shows negligible deterioration,suggesting good stability of the Fe-Ni(OH)_(2)/Ni_(3)S_(2)@NF electrode.Faraday efficiency for oxygen evolution is up to〜95%,revealing decent selectivity of the catalyst in saline water.Such desirable catalytic performance could be benefitted from the introduction of Fe activator and the heterostructure that offers massive active and selective sites.The density functional theory(DFT)calculations indicate that the OER has lower theoretical overpotential than Cl_(2) evolution reaction in Fe sites,which is contrary to that of Ni sites.The experimental and theoretical study provides a strong support for the rational design of high-performance Fe-based electrodes for industrial seawater electrolysis. | Baihua Cui Zheng Hu Chang Liu Siliang Liu Fangshuai Chen Shi Hu Jinfeng Zhang Wei Zhou Yida Deng Zhenbo Qin Zhong Wu Yanan Chen Lifeng Cui Wenbin Hu | 2021 | Nano Research2021,14,4: | 7 |
| 7 | Thermal Shock-Activated Spontaneous Growing of Nanosheets for Overall Water Splitting显示文摘Nanomaterials based on nickel foam(NF) have been widely applied in energy conversion and storage field.Traditional synthesis methods such as hydrothermal method which is dangerous and high cost limited the scalable developments.Herein,we report a fast,simple,and low-cost synthesis method of nanomaterials based on NF by Joule-heating and water soaking treatment.Thin carbon-coated CoS on NF(NF-C/CoS) was synthesized by Joule-heating for a few seconds with rapid cooling.And then,NF-C/CoS/NiOOH with core-shell heterostructure was fabricated by soaking treatment of NF-C/CoS in water on which NiOOH nanosheets grew spontaneously.The formation mechanism is proposed that the coordination complex precursor converts into C/CoS on NF driven by Joule-heating,and the nickel on the surface of NF is activated to form metastable nickel simultaneously.The metastable nickel reacting with water leads to the formation of NiOOH,and the induction of CoS makes NiOOH grow continuously.This synthesis technology provides a new route to manufacture NF-based nanostructures,and the as-fabricated NF-C/CoS/NiOOH exhibits great potential as electrocatalyst for oxygen evolution reaction and hydrogen evolution reaction. | Han Wu Qi Lu Jinfeng Zhang Jiajun Wang Xiaopeng Han Naiqin Zhao Wenbin Hu Jiajun Li Yanan Chen Yida Deng | 2020 | Nano-Micro Letters2020,12,11: | 6 |
| 8 | Modeling and optimization of a single-drive push–pull silicon Mach–Zehnder modulator显示文摘We present an equivalent circuit model for a silicon carrier-depletion single-drive push–pull Mach–Zehnder modulator(MZM)with its traveling wave electrode made of coplanar strip lines.In particular,the partialcapacitance technique and conformal mapping are used to derive the capacitance associated with each layer.The PN junction is accurately modeled with the fringe capacitances taken into consideration.The circuit model is validated by comparing the calculations with the simulation results.Using this model,we analyze the effect of several key parameters on the modulator performance to optimize the design.Experimental results of MZMs confirm the theoretical analysis.A 56 Gb/s on–off keying modulation and a 40 Gb/s binary phase-shift keying modulation are achieved using the optimized modulator. | Yanyang Zhou Linjie Zhou Haike Zhu Chiyan Wong Yida Wen Lei Liu Xinwan Li Jianping Chen | 2016 | Photonics Research2016,4,4: | 5 |
| 9 | Carbon-based cathode materials for rechargeable zinc-air batteries: From current collectors to bifunctional integrated air electrodes显示文摘Rechargeable zinc-air batteries(ZABs)have attracted much attention as the next-generation energy conversion and storage devices due to the abundance and environmental friendliness of zinc(Zn)for anode materials,as well as the safety and low cost of aqueous electrolytes.However,rational design of nonprecious and low-cost integrated air cathode materials with a desirable bifunctional oxygen electrocatalytic performance remains a great challenge for the commercialization of rechargeable ZABs.In previous research studies,various cost-effective carbon-supported electrocatalysts and light-weight carbon-based current collectors for air cathodes have been developed,showing vast potential in the application of carbon-based materials.To improve the bifunctional performance and integration of air cathodes,efforts with respect to the design of morphology,defects,and synergistic effects of carbon-based materials have been made.In this perspective,the general understanding of the air cathode construction and the battery working mechanism is discussed.The recent progress in the design of carbon-based materials for air cathodes in rechargeable ZABs is summarized.Several possible future research directions and the expected development trends are also discussed,aiming to facilitate the commercialization of advanced rechargeable ZABs in our life. | Jingkun Wu Bin Liu Xiayue Fan Jia Ding Xiaopeng Han Yida Deng Wenbin Hu Cheng Zhong | 2020 | Carbon Energy2020,2,3: | 4 |
| 10 | Engineering survey of the Environment and Disaster Monitoring and Forecasting Small Satellite Constellation显示文摘The Environment and Disaster Reduction Satellite Constellation is a small satellite constellation developed by China for disaster monitoring.The two primary optical satellites,HJ-A and HJ-B,were successfully launched in September 2008.The satellites carry a charge-coupled device,hyperspectral imager,and infrared scanner,and have the capability for wide coverage and rapid revisits in disaster reduction applications.Also scheduled to be launched is the HJ-C,which will carry synthetic aperture radar and have the ability to provide allweather observations at any time.A follow-up‘44’satellite constellation including four optical satellites and four radar satellites is in the works,to achieve the capability of quantitative,all-weather,all-time disaster forecasting,monitoring and assessment.The corresponding disaster reduction application system has a series of functions including remote sensing data processing,disaster monitoring and assessment,decision support,and user service and information distribution,which serves the whole process of disaster management.Since its construction has been carried out,the system has successfully dealt with several huge domestic and international natural disasters,and effectively improved scientific decision support.The follow-up system’s construction will integrate,update,and extend the original system to fulfill large-scale,quantitative,allweather disaster operation application needs. | Yida Fan Qi Wen Shirong Chen | 2012 | International Journal of Digital Earth2012,5,3: | 3 |
| 11 | Hierarchical yolk-shell structured Li-rich cathode boosting cycling and voltage stabled LIBs显示文摘Despite the high energy density of lithium-rich(Li-rich)cathodes,their implementation is hampered by the unsatisfied rate capacity and poor cycling performance accompanied with substantial voltage decay.To address these issues,the hierarchical yolk-shell structured Li_(1.2)Mn_(0.54)Ni_(0.13)Co_(0.13)O_(2)cathodes(YK-LMNCO)was proposed and synthesized through a facile glycerol assisted solvothermal approach and the following lithiation process.Benefitting from the shortened lithium diffusion lengths and the enhanced tolerance to the large volume variation upon lithium ions intercalation/de-intercalation,the unique structure reciprocates an initial coulombic efficiency of 85.8%,an outstanding capacity retention rate of 89.1%after cycling at 2.0 C for 200 cycles with a minor voltage drop,and a capacity retention rate of 93.8%after cycling at 10.0 C for 500 cycles,85.2%for 1,000 cycles.When assembled with graphite as anode,the YK-LMNCO//graphite full cell shows a remarkable capacity retention rate of 87.2%after cycling at 5.0 C for 50 cycles.Our facile strategy for constructing the yolk-shell structured Li-rich cathodes with high capacity and voltage stability sheds light on synthesizing other lithium storage materials. | Yanchen Liu Yafen Chen Jing Wang Wei Wang Zhiyu Ding Leyuan Li Yang Zhang Yida Deng JunweiWu Yanan Chen | 2022 | Nano Research2022,15,4: | 3 |
| 12 | A framework design for the Chinese National Disaster Reduction System of Systems(CNDRSS)显示文摘China is one of the most disaster-prone countries in the world.Currently,the disaster prevention and relief mechanism in China is mainly based on single disaster types and is implemented by different ministries and divisions in single administrative regions.Subsequently,the available resources,including data,services,materials,and human resources,cannot be shared and used effectively.Based on the idea of an observation system of systems and a business system of systems,this paper presents an integrated framework for a Chinese National Disaster Reduction System of Systems(CNDRSS)to address this issue.The CNDRSS framework aims to achieve data sharing and collaboration among different disaster-related ministries/institutions by providing one-stop services for all phases of disaster management and linking together existing and planned disaster-related business systems and observation systems.The key technologies use federated databases and a web service to integrate multiple disaster management systems among different ministries/institutions and a sensor web to integrate airborne,space-borne,and in-situ observations through the web service.These event-driven focused-services connecting the various observations,processing,and mapping processes can meet the requirements for complex disasterchain systems. | Deren Li Linglin Zeng Nengcheng Chen Jie Shan Liangming Liu Yida Fan Wei Li | 2014 | International Journal of Digital Earth2014,7,1: | 3 |
| 13 | Nitrogen doped FeS_(2) nanoparticles for efficient and stable hydrogen evolution reaction显示文摘Performance breakthrough of electrocatalysts highly relies on the regulation of internal structures and electronic states.In present work,for the first time,we successfully synthesized nitrogen doped FeS_(2) nanoparticles(N-FeS_(2))as the electrocatalysts for hydrogen evolution reaction(HER).The band structure and electronic state of FeS_(2) are modulated by a nitrogen doping strategy,as confirmed by X-ray photoelectron spectroscopy(XPS),X-ray absorption spectroscopy(XAS)and density functional theory(DFT)calculations.Owing to the band structure and electronic state regulation as well as the weakening of H-S interaction,the designed N-FeS_(2) electrocatalyst exhibits superior catalytic performance with a low overpotential(~126 mV at 10 mA cm^(-2))and excellent activity stability under alkaline conditions,which is substantially improved as compared with that of the pure FeS_(2) counterpart.Our work demonstrates that the modulation of electron state and band structure of an electrocatalyst,which can provide a valuable guidance for designing excellent catalysts for hydrogen evolution reaction and beyond. | Jian Ye Yipeng Zang Qingyu Wang Yida Zhang Da Sun Leijie Zhang Gongming Wang Xusheng Zheng Junfa Zhu | 2021 | Journal of Energy Chemistry2021,30,5: | 2 |
| 14 | Stable confinement of Fe/Fe_(3)C in Fe,N-codoped carbon nanotube towards robust zinc-air batteries显示文摘Catalytic oxygen reduction reaction(ORR)and oxygen evolution reaction(OER)have garnered great attention as the key character in metal-air batteries.Herein,we developed a superior nonprecious bifunctional oxygen electrocatalyst,fabricated through spatial confinement of Fe/Fe_(3)C nanocrystals in pyridinic N and Fe-Nx rich carbon nanotubes(Fe/Fe_(3)C-N-CNTs).During ORR,the resultant electrocatalyst exhibits positive onset pote ntial of 1.0 V(vs.RHE),large half-wave potentials of 0.88 V(vs.RHE),which is more positive than Pt/C(0.98 V and 0.83 V,respectively).Remarkably,Fe/Fe_(3)C-N-CNTs exhibits outstanding durability and great methanol tolerance,exceeding Pt/C and most reported nonprecious metal-based oxygen reduction electrocatalysts.Moreover,Fe/Fe_(3)C-N-CNTs show a markedly low potential at j=10 mA/cm^(2),small Tafel slopes and extremely high stability for OER.Impressively,the Fe/Fe_(3)C-N-CNTs-based Zn-air batteries demonstrate high power density of 183 mW/cm^(2)and robust charge/discharge stability.It is revealed that the spatial confinement effect can impede the aggregation and corrosion of Fe/Fe_(3)C nanocrystals.Meanwhile,Fe/Fe_(3)C and Fe-Nx play synergistic effect on boosting the ORR/OER activity,which provides an important guideline for construction of inexpensive nonprecious metal-carbon hybrid nanomaterials. | Lingbo Zong Xin Chen Shuming Dou Kaicai Fan Zumin Wang Wenjun Zhang Yunmei Du Jie Xu Xiaofei Jia Qi Zhang Xia Li Yida Deng Yanan Chen Lei Wang | 2021 | Chinese Chemical Letters2021,32,3: | 2 |
| 15 | Engineering cobalt sulfide/oxide heterostructure with atomically mixed interfaces for synergistic electrocatalytic water splitting显示文摘It remains challenging to develop economical and bifunctional electrocatalysts toward oxygen/hydrogen evolution reactions(OER/HER).Herein,we construct Co_(9)S_(8) nanoflakes decorated Co_(3)O_(4) nanoarrays with enriched heterogeneous interface zones on Ni foam(Co_(9)S_(8)@CO_(3)O_(4)/NF)via a novel step-wise approach.The Co_(9)S_(8)@Co_(3)O_(4)/NF hybrid manifests excellent performance with low overpotentials of 130 mV for HER(10 mA·cm^(-2))and 331 mV for OER(100 mA·cm^(-2)),delivering a small voltage of 1.52 V for water splitting at 10 mA·cm^(-2) as well as outstanding catalytic durability,which surpasses precious metals and previously reported earth-abundant nanocatalysts.Further experimental and theoretical investigations demonstrate that the excellent performance is attributed to the followings:(i)Highly conductive Ni facilitates the efficient charge transfer;(ii)porous core-shell nanoarchitecture benefits the infiltration and transportation of gases/ions;(iii)heterogeneous interface zones synergistically lower the chemisorption energy of hydrogen/oxygen intermediates.This work will shed light on the controllable synthesis and engineering of heterostructure nanomaterials for clean energy storage and conversion technologies. | Xiaoyang Wang Yu He Xiaopeng Han Jun Zhao Lanlan Li Jinfeng Zhang Cheng Zhong Yida Deng Wenbin Hu | 2022 | Nano Research2022,15,2: | 2 |
| 16 | Development of Metal and Metal-Based Composites Anode Materials for Potassium-Ion Batteries显示文摘Potassium-ion batteries(KIBs)are considered the next powerful potential generation energy storage system because of substantial potassium resource availability and similar characteristics with lithium.Unfortunately,the actual application of KIBs is inferior to that of lithium-ion batteries(LIBs),in which the fi nite energy density,ordinary circular life,and underdeveloped fabrication technique dominate the key constraints.Various works have recently been directed to growing novel anode electrodes with superior electrochemical capability.Noticeably,metals/metal oxides materials(e.g.,Sb,Sn,Zn,SnO_(2),and MoO_(2))have been widely investigated as KIBs anodes because of high theoretical capacity,suggesting outstanding promise for high-energy KIBs.In this review,the latest research of metals/metal oxides electrodes for potassium storage is summarized.The major strategies to control the electrochemical property of metals/metal oxides electrodes are discussed.Finally,the future investigation foreground for these anode electrodes has been proposed. | Jie Xu Shuming Dou Yaqi Wang Qunyao Yuan Yida Deng Yanan Chen | 2021 | Transactions of Tianjin University2021,27,3: | 1 |
| 17 | Investigation of adhesion of Ca CO3crystalline fouling on stainless steel surfaces with different roughness显示文摘 | Yida Liu Yong Zou Liang Zhao Wen Liu Lin Cheng | 2011 | Internati-onal Communications in Heat and Mass Transfer2011,38,6: | 1 |
| 18 | Synthesis of alumina nanofibers by a mercury-mediated method 显示文摘 | Yang Qi Deng Yida Hu Wenbin | 2008 | Ceram Int2008,,11: | 1 |
| 19 | Improvement of interface between Al and short carbon fibers by α-Al2O3 coatings deposited by sol-gel technology显示文摘 | Tang Yiping Deng Yida Zhang Kai | 2008 | Ceram Int2008,34,: | 1 |
| 20 | Efficient min- ing of group patterns from user movement data 显示文摘 | Wang Yida Lira Eepeng Hwang Sanyih | 2006 | Data Knowl Eng2006,57,3: | 1 |