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89篇 您的检索式:作者名="Zhaolong"
    题名 作者 年代 出处 被引量
1Three-dimensional experimental study of loose top-coal drawing law for longwall top-coal caving mining technology显示文摘Based on the loose medium flow field theory, the loose top-coal drawing law of longwall top-coal caving(LTCC) mining technology is studied by using self-developed three-dimensional(3D) test device. The loose top-coal drawing test with shields and the controlled test without shields are performed in the condition without any boundary effect. Test results show that shields will cause reduction in drawing volume of coal in the LTCC mining. The deflection phenomenon of drawing body is also observed in the controlled test, which is verified that the deflection of drawing body is caused by shield. It is found that the deflection angle decreases with increasing caving height, with the maximum value of atailand the minimum value of 0. In addition, the formula to calculate the drawing volume is proposed subsequently.The deflection of drawing body is numerically simulated using particle flow code PFC3 Dand the proposed formula to calculate drawing volume in LTCC is also verified.Jiachen Wang Jinwang Zhang Zhengyang Song Zhaolong Li 2015Journal of Rock Mechanics and Geotechnical Engineering2015,7,3:12
2Direct low-temperature synthesis of graphene on various glasses by plasma-enhanced chemical vapor deposition for versatile, cost-effective electrodes显示文摘在低温度的各种各样的玻璃底层上的 graphene 的没有催化剂、可伸缩的合成具有到象便宜透明电子学和最先进的显示器那样的众多的应用程序的首要的意义。然而,在这个有希望的研究领域以内的系统的学习远这样仍然保持少见。此处,我们用一个低温度的提高血浆的化学蒸汽免职方法在各种各样的眼镜上报导 graphene 的直接生长。如此的一条灵巧、可伸缩的途径在 400600 的一个生长温度范围在各种各样的玻璃底层上保证一致、没有转移的 grapheneJingyu Sun Yubin Chen Xin Cai Bangjun Ma Zhaolong Chen Manish Kr. Priydarshi Ke Chen Teng Gao Xiuju Song Qingqing Ji Xuefeng Guo Dechun Zou Yanfeng Zhang Zhongfan Liu 2015Nano Research2015,8,11:12
3Projection micro stereolithography based 3D printing and its applications显示文摘Projection micro stereolithography(PμSL)is a high-resolution(up to 0.6μm)3D printing technology based on area projection triggered photopolymerization,and capable of fabricating complex 3D architectures covering multiple scales and with multiple materials.This paper reviews the recent development of the PμSL based 3D printing technologies,together with the related applications.It introduces the working principle,the commercialized products,and the recent multiscale,multimaterial printing capability of PμSL as well as some functional photopolymers that are suitable to PμSL.This review paper also summarizes a few typical applications of PμSL including mechanical metamaterials,optical components,4D printing,bioinspired materials and biomedical applications,and offers perspectives on the directions of the further development of PμSL based 3D printing technology.Qi Ge Zhiqin Li Zhaolong Wang Kavin Kowsari Wang Zhang Xiangnan He Jianlin Zhou Nicholas X Fang 2020International Journal of Extreme Manufacturing2020,2,2:11
4Design of Environmental Monitoring and Control System for Large-scale Pig House with Fermentation Bed显示文摘The design and assembly of environmental monitoring and control system for large-scale pig house with fermentation bed helped to solve the problem of environmental automatic control in piggery.The sensors would monitor the temperature,humidity,light,wind direction,wind speed,CO2,NH3and other parameters.On-line real-time data collection was achieved.The expert system was constructed to control the temperature in piggery below 30℃,to control the air and mattress humidities higher than 65%.Under the conditions of different season or different wind speed,even in day and night,the control actuators were different.The actuators included fanning wet curtain,lighting,micro spraying,spraying,propeller fan,electric aluminum alloy shutter and spraying systems on the roof.The actuators were integrated,and they control the piggery environment simultaneously.The system also designed the remote video monitor interface,parameter-monitoring curved interface and operation interface,which provided a good man-machine interface.Bo LIU Huiyong ZHENG Yingzhi LIN Shengbing LIU Hongyi ZHENG Chunzhong YOU Huai SHI Jianglin LAN Zhaolong LI Jianyang TANG Qinlou HUANG 2015Agricultural Science & Technology2015,16,2:6
5A new method of combined rock drilling显示文摘Based on the technologies of traditionally mechanical drilling and water jet,we propose a new method of abrasive water jet in combination with rock drilling,and establish a combined rock drilling system for the gas pre-drainage.This study chose the common sandstone and silicon limestone as the rock sample.A series of experiments were completed in the case of dry drilling,existing technology drilling,combined drilling with high pressure water jet and combined drilling with abrasive water jet,respectively.The drilling efficiency and performance were contrasted and analyzed in detail.The results indicate that it is better to choose the method of combined drilling with the high-pressure water jet for soft rocks.The method of combined drilling with abrasive water jet is feasible for the hard rock drilling and has higher drilling efficiency and performance.In this paper,compared with the existing technology,the drilling depth has increased by about 65%,the axial force and torque have reduced by about 14%and 17%,respectively,and the drill wear reduces obviously in the same conditions.Tang Jiren Lu Yiyu Ge Zhaolong Xia Binwei Sun Huijuan Du Peng 2014International Journal of Mining Science and Technology2014,24,1:5
6Fast and uniform growth of graphene glass using confined-flow chemical vapor deposition and its unique applications显示文摘常规玻璃上的高质量的 graphene 的快、一致的生长为 graphene 玻璃的实际应用程序是很重要的。我们此处为 graphene 玻璃的高效率的制造报导一条范围流动化学药品蒸汽免职(CVD ) 途径。我们的途径的特色是 2-4 m 的制造在玻璃底层上面的宽差距,与很多的跌倒块;这差距被发现显著地增加在对方之间并且与玻璃表面的碳先锋和反应碎片的碰撞概率。作为结果, graphene 玻璃的生长率显著地增加了,和在象与那些相比的生长质量和在常规煤气的流动 CVD 技术的一致性的改进。这些高质量的 graphene 眼镜与以前报导的那些相比以许多更高的 defogging 速度和更高的稳定性展出了优秀 defogging 表演。graphene 蓝宝石玻璃被发现是为种制服和极端光滑的铝氮化物的理想的底层没有缓冲区层的乏味的免职前的薄电影。介绍范围流动 CVD 途径为 graphene 玻璃的大量生产提供一条简单、便宜的线路,它被相信支持各种各样的 graphene 眼镜的实际应用。Zhaolong Chen Baolu Guan Xu-dong Chen Qing Zeng Li Lin Ruoyu Wang Manish Kr. Priydarshi Jingyu Sun Zhepeng Zhang Tongbo Wei Jinmin LI Yanfeng Zhang Yingying Zhang Zhongfan Liu 2016Nano Research2016,9,10:5
7Comparative Analysis of Bilateral Permanent Magnet Linear Synchronous Motors With Different Structures显示文摘Permanent magnet linear synchronous motor(PMLSM)has the advantages of high thrust density and good control accuracy,which can be applied in high-power and high-speed occasions.In this paper,the analytical models are established to obtain the electromagnetic performance for the PMLSMs with dual secondaries and dual primaries.The air-gap flux density and the electromagnetic thrust are also obtained by the finite element model to verify theoretical analysis.Besides,an improved structure is also put forward in order to suppress the thrust fluctuation of the PMLSM.Finally,the advantages and disadvantages of two PMLSMs topologies are listed.These analyses would provide a guide for the design of PMLSMs applied in high-power and high-speed occasions.Fengrui Cui Zhaolong Sun Wei Xu Weichang Zhou Yi Liu 2020CES Transactions on Electrical Machines and Systems2020,4,2:4
8Progress on the hydraulic measures for grid slotting and fracking to enhance coal seam permeability显示文摘A method of hydraulic grid slotting and hydraulic fracturing was proposed to enhance the permeability of low permeability coal seam in China. Micro-structural development and strength characteristics of coal were analysed to set up the failure criterion of coal containing water and gas, which could describe the destruction rule of coal containing gas under the hydraulic measures more accurately. Based on the theory of transient flow and fluid grid, the numerical calculation model of turbulence formed by high pressure oscillating water jet was used. With the high speed photography test, dynamic evolution and pulsation characteristics of water jet water analysed which laid a foundation for mechanism analysis of rock damage under water jet. Wave equation of oscillating water jet slotting was established and the mechanism of coal damage by the impact stress wave under oscillation jet was revealed. These provide a new method to study the mechanism of porosity and crack damage under high pressure jet.Fracture criterion by jet slotting was established and mechanism of crack development controlled by crack zone between slots was found. The fractures were induced to extend along pre-set direction,instead of being controlled by original stress field. The model of gas migration through coal seams after the hydraulic measures for grid slotting and fracking was established. The key technology and equipment for grid slotting and fracking with high-pressure oscillating jet were developed and applied to coal mines in Chongqing and Henan in China. The results show that the gas permeability of coal seam is enhanced by three orders of magnitude, efficiency of roadway excavation and mining is improved by more than 57%and the cost of gas control is reduced by 50%.Lu Yiyu Ge Zhaolong Yang Feng Xia Binwei Tang Jiren 2017International Journal of Mining Science and Technology2017,27,5:4
9NOMA-Based Energy-Efficient Task Scheduling in Vehicular Edge Computing Networks: A Self-Imitation Learning-Based Approach显示文摘Mobile Edge Computing(MEC)is promising to alleviate the computation and storage burdens for terminals in wireless networks.The huge energy consumption of MEC servers challenges the establishment of smart cities and their service time powered by rechargeable batteries.In addition,Orthogonal Multiple Access(OMA)technique cannot utilize limited spectrum resources fully and efficiently.Therefore,Non-Orthogonal Multiple Access(NOMA)-based energy-efficient task scheduling among MEC servers for delay-constraint mobile applications is important,especially in highly-dynamic vehicular edge computing networks.The various movement patterns of vehicles lead to unbalanced offloading requirements and different load pressure for MEC servers.Self-Imitation Learning(SIL)-based Deep Reinforcement Learning(DRL)has emerged as a promising machine learning technique to break through obstacles in various research fields,especially in time-varying networks.In this paper,we first introduce related MEC technologies in vehicular networks.Then,we propose an energy-efficient approach for task scheduling in vehicular edge computing networks based on DRL,with the purpose of both guaranteeing the task latency requirement for multiple users and minimizing total energy consumption of MEC servers.Numerical results demonstrate that the proposed algorithm outperforms other methods.Peiran Dong Zhaolong Ning Rong Ma Xiaojie Wang Xiping Hu Bin Hu 2020China Communications2020,17,11:4
106-inch uniform vertically-oriented graphene on soda-lime glass for photothermal applications显示文摘Haina Ci Huaying Ren Yue Qi Xudong Chen Zhaolong Chen Jincan Zhang Yanfeng Zhang Zhongfan Liu 2018Nano Research2018,11,6:3
11Intelligent resource allocation in mobile blockchain for privacy and security transactions:a deep reinforcement learning based approach显示文摘In order to protect the privacy and data security of mobile devices during the transactions in the industrial Internet of Things(IIoT),we propose a mobile edge computing(MEC)-based mobile blockchain framework by considering the limited bandwidth and computing power of small base stations(SBSs).First,we formulate a joint bandwidth and computing resource allocation problem to maximize the long-term utility of all mobile devices,and take into account the mobility of devices as well as the blockchain throughput.We decompose the formulated problem into two subproblems to decrease the dimension of action space.Then,we propose a deep reinforcement learning additional particle swarm optimization(DRPO)algorithm to solve the two subproblems,in which a particle swarm optimization algorithm is leveraged to avoid the unnecessary search of a deep deterministic policy gradient approach.Simulation results demonstrate the effectiveness of our method from various aspects.Zhaolong NING Shouming SUN Xiaojie WANG Lei GUO Guoyin WANG Xinbo GAO Ricky YKKWOK 2021Science China(Information Sciences)2021,64,6:3
12Reserve Constrained Dynamic Economic Dispatch with Valve-point Effect:A Two-stage Mixed Integer Linear Programming Approach显示文摘This paper proposes a deterministic two-stage mixed integer linear programming(TSMILP)approach to solve the reserve constrained dynamic economic dispatch(DED)problem considering valve-point effect(VPE).In stage one,the nonsmooth cost function and the transmission loss are piecewise linearized and consequently the DED problem is formulated as a mixed integer linear programming(MILP)problem,which can be solved by commercial solvers.In stage two,based on the solution obtained in stage one,a range compression technique is proposed to make a further exploitation in the subspace of the whole solution domain.Due to the linear approximation of the transmission loss,the solution obtained in stage two dose not strictly satisfies the power balance constraint.Hence,a forward procedure is employed to eliminate the error.The simulation results on four test systems show that TSMILP makes satisfactory performances,in comparison with the existing methods.Zhaolong Wu Jianying Ding Q.H.Wu Zhaoxia Jing Jiehui Zheng 2017CSEE Journal of Power and Energy Systems2017,3,2:3
13Bioinspired synthesis of CVD graphene flakes and graphene-supported molybdenum sulfide catalysts for hydrogen evolution reaction显示文摘化学蒸汽免职是为在平面底层上种大区域的高质量的 graphene 电影的大多数有希望途径。在侧面的生长以外,合成三维(3D ) graphene 最近也在金属泡沫和绝缘的 nanoparticles 上被表明了为在电气化学的电极探索他们的应用。然而,存在途径也需要丰富的开始预制,或为 graphene 生长构造多孔的框架底层。此处,我们报导一直接,为用化学蒸汽免职(CVD ) 在乌贼骨底层上种大数量的 graphene 薄片的 bioinspired 策略方法。从生长底层的分开的 graphene 薄片是高度水晶的,超过并且层厚度可控制传统化学上,有很少表面的 exfoliated graphene 组织。由于他们继承导出 biomineral 的形态学, 3D graphene 微观结构显示出高度暴露并且弯的表面,它能装载更多的瞬间 x (x 2 ) 催化剂比对高度有效的氢产生的另外的平面支持。简短, bioinspired 途径被期望为 graphene 生产完成在质量和数量之间的合理平衡,因此推进它在精力的宽应用存储和变换设备。Ke Chen Cong Li Zhaolong Chen Liurong Shi Sathish Reddy Huan Meng Qingqing Ji Yanfeng Zhang Zhongfan Liu 2016Nano Research2016,9,1:2
14A secure routing scheme based on social network analysis in wireless mesh networks显示文摘As an extension of wireless ad hoc and sensor networks, wireless mesh networks(WMNs) are employed as an emerging key solution for wireless broadband connectivity improvement. Due to the lack of physical security guarantees, WMNs are susceptible to various kinds of attack. In this paper, we focus on node social selfish attack, which decreases network performance significantly. Since this type of attack is not obvious to detect, we propose a security routing scheme based on social network and reputation evaluation to solve this attack issue. First, we present a dynamic reputation model to evaluate a node's routing behavior, from which we can identify selfish attacks and selfish nodes. Furthermore, a social characteristic evaluation model is studied to evaluate the social relationship among nodes. Groups are built based on the similarity of node social status and we can get a secure routing based on these social groups of nodes. In addition, in our scheme, nodes are encouraged to enter into multiple groups and friend nodes are recommended to join into groups to reduce the possibility of isolated nodes. Simulation results demonstrate that our scheme is able to reflect node security status, and routings are chosen and adjusted according to security status timely and accurately so that the safety and reliability of routing are improved.Yao YU Zhaolong NING Lei GUO 2016Science China Earth Sciences2016,59,12:2
153D Printed Ultrastretchable,Hyper-Antifreezing Conductive Hydrogel for Sensitive Motion and Electrophysiological Signal Monitoring显示文摘Conductive hydrogels with high stretchability can extend their applications as a flexible electrode in electronics,biomedicine,human-machine interfaces,and sensors.However,their time-consuming fabrication and narrow ranges of working temperature and working voltage severely limit their further potential applications.Herein,a conductive nanocomposite network hydrogel fabricated by projection microstereolithography(PμSL)based 3D printing is proposed,enabling fast fabrication ability with high precision.The 3D printed hydrogels exhibit ultra-stretchability(2500%),hyper-antifreezing(-125℃),extremely low working voltage(<100μV),and super cyclic tensile stability(1 million cycles).The hydrogel-based strain sensor can probe both large-scale and tiny human motions,even with ultralow voltage of 100μV at extremely low temperature around-115℃.It is demonstrated that the present hydrogels can be used as a flexible electrode for capturing human electrophysiological signals(EOG and EEG),where the alpha and beta waves from the brain can be recorded precisely.Therefore,the present hydrogels will pave the way for the development of next-generation intelligent electronics,especially for those working under extremely lowtemperature environments.Zhaolong Wang Lei Chen Yiqin Chen Peng Liu Huigao Duan Ping Cheng 2020Research2020,,1:2
16Hard rock drilling technique with abrasive water jet assistance显示文摘Yiyu Lu Jiren Tang Zhaolong Ge Binwei Xia Yong Liu 2012International Journal of Rock Mechanics and Mining Sciences2012,,:2
17Ceiling effect of online user interests for the movies显示文摘Ni Jing Zhang Yilu Hu Zhaolong 2014Physica A: Statistical Mechanics and its Applications2014,402,:1
18显示文摘LUJi-xin(卢继星) XIANGZhen-IingC项振玲) ZHAOLong(赵龙) XUJing-yuan(徐靖源) LIJuan(李娟) 分析科学学报0,,:1
19Mechanical analysis and fabrication of a penera ting silicon microprobe as an artificial optic nerve visual prosthesis 显示文摘Sui Xiaohong Han Zhaolong Zhou Dai et at 2012Int J Artif Or- gans2012,35,1:1
20ATP1B3 Restricts Hepatitis B Virus Replication Via Reducing the Expression of the Envelope Proteins显示文摘Our recent study reported that ATP1B3 inhibits hepatitis B virus(HBV)replication via inducing NF-κB activation.However,ATP1B3 mutants which were defective in NF-κB activation still maintained the moderate degree of suppression on HBV replication,suggesting that another uncharacterized mechanism is also responsible for ATP1B3-mediated HBV suppression.Here,we demonstrated that ATP1B3 reduced the expression of HBV envelope proteins LHBs,MHBs and SHBs,but had no effect on intracellular HBV DNA,RNA levels as well as HBV promoter activities.Further investigation showed that proteasome inhibitor MG132 rescued ATP1B3-mediated envelope proteins degradation,demonstrating that proteasome-dependent pathway is involved in ATP1B3-induced degradation of envelope proteins.Co-IP showed that ATP1B3 interacts with LHBs and MHBs and induces LHBs and MHBs polyubiquitination.Immunofluorescence colocalization analysis confirmed LHBs and MHBs colocalized with ATP1B3 together.Our work provides important information for targeting ATP1B3 as a potential therapeutic molecule for HBV infection.Jun Zhang Tianhang Zheng Xiaolei Zhou Hong Wang Zhaolong Li Chen Huan Baisong Zheng Wenyan Zhang 2021Virologica Sinica2021,36,4:1
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