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| 1 | Energy-Efficient Multi-UAV Coverage Deployment in UAV Networks:A Game-Theoretic Framework显示文摘UAV cooperative control has been applied in many complex UAV communication networks. It remains challenging to develop UAV cooperative coverage and UAV energy-efficient communication technology. In this paper, we investigate current works about UAV coverage problem and propose a multi-UAV coverage model based on energy-efficient communication. The proposed model is decomposed into two steps: coverage maximization and power control, both are proved to be exact potential games(EPG) and have Nash equilibrium(NE) points. Then the multi-UAV energy-efficient coverage deployment algorithm based on spatial adaptive play(MUECD-SAP) is adopted to perform coverage maximization and power control, which guarantees optimal energy-efficient coverage deployment. Finally, simulation results show the effectiveness of our proposed approach, and confirm the reliability of proposed model. | Lang Ruan Jinlong Wang Jin Chen Yitao Xu Yang Yang Han Jiang Yuli Zhang Yuhua Xu | 2018 | China Communications2018,15,10: | 24 |
| 2 | Simulation analysis and match experiment on negative and positive pressures of pneumatic precision metering device for rapeseed显示文摘Positive and negative pressures determine the performance of pneumatic precision metering device for rapeseed.In order to investigate the relationship between positive and negative pressures of nozzles,fluid models of chamber were developed to simulate the airflow,and the k-εturbulence model was conducted to capture the pressure and velocity of nozzles.Through these efforts linear models were achieved.Meanwhile,the three-factor factorial split-split experiment was designed with negative pressure,positive pressure and the rotating speeds varying from-1000 to-4500 Pa,50 to 250 Pa and 10 to 45 r/min,respectively.The mathematical models were developed through employing the stepwise regression method.The sequence of influential factors on the quality of feed index was positive pressure,negative pressure and rotating speed.To obtain the match regulation of negative and positive pressures with“good”performance,the ratio coefficient K of negative and positive pressures was introduced to build mathematical models.Models relating ratio coefficient K with positive pressure were fitted in different rotating speeds.The results showed that the ratio coefficient was matchedГ∈[f1(x),f2(x)]from the fitting equations with the rotating speed of 10-30 r/min;while the rotating speed has greater influence when it was 35-40 r/min and the setsΛ∈[g1(x),g2(x)]were achieved,where x∈[100,250].This study could be conducted to adjust the rotating speed of the pneumatic system to optimize the ideal performance of the seeder. | Yu Jiajia Liao Yitao Cong Jinling Yang Song Liao Qingxi | 2014 | International Journal of Agricultural and Biological Engineering2014,7,3: | 21 |
| 3 | Core-shell Au@MnO2 nanoparticles for enhanced radiotherapy via improving the tumor oxygenation显示文摘在稳固的肿瘤的本地组织缺氧经常导致抵抗到放射疗法(RT ) ,在哪个氧为提高 DNA 损坏的一个必要元素被电离引起放射。此处,我们开发了 gold@manganese 二氧化物(有聚乙烯乙二醇(木钉) 的 Au@MnO 2) 核心壳 nanoparticles 是的涂层在癌症治疗期间改进 RT 功效的一个新奇 radiosensitizing 代理人。在这 Au@MnO 2 nanostructure ,当金核心是著名 RT 时,交往与的 sensitizer X光检查为在 RT 下面杀死的改进癌症生产控告的粒子, MnO 2壳可以触发内长的 H 2在肿瘤微型环境到的 O 2产生氧并且克服 hypoxiaassociated RT 抵抗。是示威了由在 vitro 并且在 vivo 实验, Au@MnO 2-PEG nanoparticles 充当了有效 radiosensitizers 显著地在 RT 期间提高癌症治疗功效。而且, Au@MnO 2-PEG 的明显的副作用都没在老鼠被观察。因此,我们的工作为 hypoxic 肿瘤的提高的 RT 治疗与潜力介绍 radiosensitizer 的一种新类型。 | Xuan Yi Lei Chen Xiaoyan Zhong Roulin Gao Yitao Qian Fan Wu Guosheng Song Zhifang Chai Zhuang Liu Kai Yang | 2016 | Nano Research2016,9,11: | 12 |
| 4 | Geological and geochemical characteristics of Middle Jurassic granites in Bengbu uplift, Southeast of North China craton显示文摘1 Introduction The early formation and evolution of the North China craton has been widely concerned by scientists.The Bengbu uplift belt is located in the southeast of the craton,theresearch degree of the belt is relatively low and received increasing attention from many scholars in recent years.Through the author’s practical work and combined | Kang Congxuan Yang Xianzhong Cai Yitao Zong Wen Zhu Xiaoting | 2017 | Acta Geologica Sinica(English Edition)2017,91,S1: | 5 |
| 5 | Specific Emitter Identification for IoT Devices Based on Deep Residual Shrinkage Networks显示文摘Specific emitter identification can distin-guish individual transmitters by analyzing received signals and extracting inherent features of hard-ware circuits.Feature extraction is a key part of traditional machine learning-based methods,but manual extrac-tion is generally limited by prior professional knowl-edge.At the same time,it has been noted that the per-formance of most specific emitter identification meth-ods degrades in the low signal-to-noise ratio(SNR)environments.The deep residual shrinkage network(DRSN)is proposed for specific emitter identification,particularly in the low SNRs.The soft threshold can preserve more key features for the improvement of performance,and an identity shortcut can speed up the training process.We collect signals via the receiver to create a dataset in the actual environments.The DRSN is trained to automatically extract features and imple-ment the classification of transmitters.Experimental results show that DRSN obtains the best accuracy un-der different SNRs and has less running time,which demonstrates the effectiveness of DRSN in identify-ing specific emitters. | Peng Tang Yitao Xu Guofeng Wei Yang Yang Chao Yue | 2021 | China Communications2021,18,12: | 4 |
| 6 | Effect of chenodeoxycholic acid (CDCA) additive on phenothiazine dyes sensitized photovoltaic performance显示文摘The effects of chenodeoxycholic acid (CDCA) in a dye solution as a co-adsorbent on the photovoltaic performance of dye-sensitized solar cells (DSSCs) based on two organic dyes containing phenothiazine and triarylamine segments (P1 and P2) were investigated.It was found that the coadsorption of CDCA can hinder the formation of dye aggregates and improve electron injection yield and thus Jsc.This has also led to a rise in photovoltage,which is attributed to the decrease of charge recombination.The DSSC based on dye P2 showed better photovoltaic performance than P1:a maximum monochromatic incident photon-to-current conversion efficiency (IPCE) of 89.5%,a short-circuit photocurrent density (Jsc) of 9.57 mA/cm2,an open-circuit photovoltage (Voc) of 697 mV,and a fill factor (FF) of 0.66,corresponding to an overall conversion efficiency of 4.42% under the standard global AM 1.5 solar light condition.The overall conversion efficiency was further improved to 5.31% (Jsc=10.36 mA/cm2,Voc=0.730 V,FF=0.70) upon addition of 10 mM CDCA to the dye solution for TiO2 sensitization.Electrochemical impedance data indicate that the electron lifetime was improved by coadsorption of CDCA,accounting for the significant improvement of Voc.These results suggest that interfacial engineering of the organic dye-sensitized TiO2 electrodes is important for highly efficient photovoltaic performance of the solar cell. | LI Jing,WU WenJun,YANG JiaBao,TANG Jin,LONG YiTao & HUA JianLi Key Laboratory for Advanced Materials and Institute of Fine Chemicals East China University of Science & Technology,Shanghai 200237,China | 2011 | Science China Chemistry2011,54,4: | 3 |
| 7 | Effects of normalizing and tempering temperature on mechanical properties and microstructure of low alloy wear resistant steel casting显示文摘 | Hu Zhijun Yang Yitao | 2013 | Advanced Materials Research2013,,: | 1 |
| 8 | Effect of Mo and Ni content on the mechanical properties of low carbon and alloy steel casting sample for coal-mining machinery显示文摘 | Ma Zhiying Yang Yitao | 2012 | Advanced Materials Research2012,,: | 1 |
| 9 | A study of the suppression of the high-temperature helium embrittlement in an oxide-particle dispersion strengthened alloy显示文摘In this paper,an investigation on the micro-structure of an Fe-base oxide-dispersion-strengthened(ODS) alloy irradiated with high-energy 20Ne ions to different doses at a temperature around 0.5Tm(Tm is the melting point of the alloy) is presented.Investigation with the transmission electron microscopy found that the accelerated growth of voids at grain-boundaries,which is usually a concern in conven-tional Fe-base alloys under conditions of inert-gas implantation,was not observed in the ODS alloy irradiated even to the highest dose(12000 at.ppm Ne).The reason is ascribed to the enhanced recom-bination of point defects and strong trapping of Ne atoms at the interfaces of the nano-scale oxide par-ticles in grains.The study showed that ODS alloys have good resistance to the high-temperature in-ter-granular embrittlement due to inert-gas accumulation,exhibiting prominence of application in harsh situations of considerable helium production at elevated temperatures like in a fusion reactor. | ZHANG ChongHong JANG J. S. YANG YiTao SONG Yin SUN YouMei CHO H. D. JIN YunFan | 2008 | Chinese Science Bulletin2008,53,21: | 1 |
| 10 | Application of computer simulation in developing automo- tive parts of al alloy by using semi-solid die cast process 显示文摘 | YITAO YANG HENGHUA ZHANG GUANGJIE SHAO | 2006 | Solid State Phenomena2006,,116117: | 1 |
| 11 | Strain function analysis method for void closure in the forging process of the large-sized steel ingot 显示文摘 | Chen Kun Yang Yitao Shao Guangjie | 2012 | Computational Materials Science2012,51,: | 1 |
| 12 | Astragaloside IV alleviates heart failure by modulating Nrf-2显示文摘To the Editor:Heart failure(HF)is currently recognized as a disease that affects approximately 1%–2%of adults worldwide.[1]The most frequent reasons for HF are valvular heart diseases,chronic or acute cardiac ischemia,and prevalent cardiomyopathies that are caused by alcohol,doxorubicin(Dox),hypertension,diabetes,and metabolic syndrome.[2]The diverse therapeutic approaches that have been developed in recent years have usually only been successful in preclinical subjects,and efficient treatment for HF still needs to be executed.[3]Therefore,a more practical therapeutic strategy and therapeutic candidates are urgently needed.Astragaloside IV(AS-IV)is a principle active constituent of Astragalus membranaceus Bunge,which is a Chinese protective medicine that is widely used in HF patients.[4]Increasing evidence confirms the efficiency and safety of AS-IV for the treatment of HF in vivo and in vitro.However,to date,the investigations in this field have been limited to the broad roles of AS-IV. | Wenxiao Feng Jie Yang Yan Li Haiyan Sun Juan Zhang Yitao Xue | 2022 | Chinese Medical Journal2022,,9: | 1 |
| 13 | Patent indicators: a window to pharmaceutical market success显示文摘 | Yang Guo Yuanjia Hu Mingli Zheng Yitao Wang | 2013 | Expert Opinion on Therapeutic Patents2013,,7: | 1 |
| 14 | Anti-oxidant anti-inflammatory and antibacterial tannin-crosslinked citrate-based mussel-inspired bioadhesives facilitate scarless wound healing显示文摘The revolutionary role of tissue adhesives in wound closure,tissue sealing,and bleeding control necessitates the development of multifunctional materials capable of effective and scarless healing.In contrast to the use of traditionally utilized toxic oxidative crosslinking initiators(exemplified by sodium periodate and silver nitrate),herein,the natural polyphenolic compound tannic acid(TA)was used to achieve near instantaneous(<25s),hydrogen bond mediated gelation of citrate-based mussel-inspired bioadhesives combining anti-oxidant,anti-inflammatory,and antimicrobial activities(3A-TCMBAs).The resulting materials were self-healing and possessed low swelling ratios(<60%)as well as considerable mechanical strength(up to~1.0 MPa),elasticity(elongation~2700%),and adhesion(up to 40 kPa).The 3A-TCMBAs showed strong in vitro and in vivo anti-oxidant ability,favorable cytocompatibility and cell migration,as well as photothermal antimicrobial activity against both Staphylococcus aureus and Escherichia coli(>90%bacterial death upon near-infrared(NIR)irradiation).In vivo evaluation in both an infected full-thickness skin wound model and a rat skin incision model demonstrated that 3A-TCMBAs+NIR treatment could promote wound closure and collagen deposition and improve the collagen Ⅰ/Ⅲ ratio on wound sites while simultaneously inhibiting the expression of pro-inflammatory cytokines.Further,phased angiogenesis was observed via promotion in the early wound closure phases followed by inhibition and triggering of degradation&remodeling of the extracellular matrix(ECM)in the late stage(supported by phased CD31(platelet endothelial cell adhesion molecule-1)PDGF(platelet-derived growth factor)and VEGF(vascular endothelial growth factor)expression as well as elevated matrix metalloprotein-9(MMP-9)expression on day 21),resulting in scarless wound healing.The significant convergence of material and bioactive properties elucidated above warrant further exploration of 3A-TCMBAs as a significant,new class of bioadhesive. | Keke Wu Meimei Fu Yitao Zhao Ethan Gerhard Yue Li Jian Yang Jinshan Guo | 2023 | Bioactive Materials2023,,2: | 1 |
| 15 | Robust H2/H∞ output tracking control of uncertain discrete-time switched systems with state time-delay显示文摘 | YANG Yitao | 2013 | Wseas Transactions on Mathematics2013,12,7: | 1 |
| 16 | Transplanted motoneurons derived from human induced pluripotent stem cells form functional connections with target muscle显示文摘 | Huanxing Su Lihui Wang Jinglei Cai Qiuju Yuan Xiaoying Yang Xiaoli Yao Wai-Man Wong Wenhao Huang Zhiyuan Li Jian-Bo Wan Yitao Wang Duanqing Pei Kwok-Fai So Dajiang Qin Wutian Wu | 2013 | Stem Cell Research2013,,1: | 1 |
| 17 | Effects of normalizing and temperingtemperature on mechanical properties and microstructure of low alloywear resistant steel casting 显示文摘 | Hu Zhijun Yang Yitao | 2013 | Advanced Materials Research2013,,: | 1 |
| 18 | Effect of Mo and Ni content on theMechanical Properties of Low Carbon and Alloy Steel Casting Samplefor Coal-Mining Machinery 显示文摘 | Ma Zhiying Yang Yitao | 2012 | Advanced Materials Research2012,,: | 1 |
| 19 | Semi-solid thixocasting structure of aluminum alloy and relevant assistant analysis with the help of computer simulation显示文摘 | Yang Yitao Wang Jianfu Chen Meng | 2008 | Frontiers of Materials Science in China2008,36,2: | 1 |
| 20 | Study of Damage Produced in 6H-SiC by He Irradiation显示文摘 | Li Bingsheng Wang Zhiguang Zhang Chonghong Yang Yitao Jin Yunfan | 2011 | IMP & HIRFL Annual Report2011,,1: | 1 |