全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Zhixiang Liu , Chi Yuan , Youmin Zhang
来源:[J].Journal of Intelligent & Robotic Systems(IF 0.827), 2017, Vol.88 (2-4), pp.415-436Springer
摘要:By adopting the linear parameter varying (LPV) control technique, this paper presents an active fault-tolerant control (FTC) strategy with application to unmanned quadrotor helicopter (UQH). Adverse effects from payload grasping and dropping caused variations of system dynamics a...
作者:Chi Yuan , Zhixiang Liu , Youmin Zhang
来源:[J].Journal of Intelligent & Robotic Systems(IF 0.827), 2017, Vol.88 (2-4), pp.635-654Springer
摘要:Due to their fast response capability, low cost and without danger to personnel safety since there is no human pilot on-board, unmanned aerial vehicles (UAVs) with vision-based systems have great potential for monitoring and detecting forest fires. This paper proposes a novel for...
作者:Zhixiang Liu , Youmin Zhang ...
来源:[J].Journal of Intelligent & Robotic Systems(IF 0.827), 2019, Vol.95 (1), pp.193-210Springer
摘要:Abstract(#br)Recent years have seen a rapidly increasing number of applications using unmanned aerial vehicles (UAVs). In order to greatly enhance the capabilities of UAVs working along with other manned aerial vehicles in more cluttered, hazardous, and sophisticated environments...
作者:Zhixiang Liu , Chi Yuan ...
来源:[J].Journal of Intelligent & Robotic Systems(IF 0.827), 2016, Vol.84 (1-4), pp.145-162Springer
摘要:Abstract(#br)This paper presents a novel learning-based fault tolerant tracking control approach by using an extended Kalman filter (EKF) to optimize a Mamdani fuzzy state-feedback tracking controller. First, a robust state-feedback tracking controller is designed as the baseline...
作者:Zhixiang Liu , Yunqing Tang ...
来源:[J].Ceramics International(IF 1.789), 2019Elsevier
摘要:Abstract(#br)The interfacial reaction and bonding mechanism of Si based undoped and Al-doped ZnO films were investigated experimentally and numerically. Si/ZnO heterojunctions were fabricated onto p-Si(100) wafers by RF magnetron sputtering, then the undoped and Al doped ZnO...
作者:Zhixiang Liu , Chao Yang ...
来源:[J].Journal of Alloys and Compounds(IF 2.39), 2019Elsevier
摘要:Abstract(#br)The series of ZnO thin films (such as pure ZnO, Al doped ZnO, and AZO/ZnO bilayer) were deposited on p-Si(100) substrates by RF magnetron sputtering technique respectively, which were investigated by numerical simulation and experiments from two aspects to study...
作者:Zhixiang Liu , Jiho Jeon ...
来源:[J].Journal of Alloys and Compounds(IF 2.39), 2019, Vol.803, pp.499-504Elsevier
摘要:Abstract(#br)By using a MoI 2 precursor, a one-dimensional linear chain material, Mo 6 S 3 I 6 , was synthesized on a centimeter scale. As MoI 2 can be used to form Mo 6 S 3 I 6 through a gas-phase reaction, a larger amount of single crystals can be synthesized; moreover, these c...
作者:Zhixiang Liu , Xiaolin Wen ...
来源:[J].Infrared Physics and Technology(IF 1.364), 2019, Vol.102Elsevier
摘要:Abstract(#br)We report an 879 nm laser diode directly pumped passively Q-switched Nd:GdTaO 4 laser at 1066 nm. The continuous-wave output power at 1066 nm reaches 5.6 W under an incident pump power of 12.8 W, corresponding to an optical-to-optical efficiency of 43.8% and a slope ...
作者:Zhixiang Liu , Qingchun Guo
来源:[J].Neuroscience Bulletin(IF 1.365), 2019, Vol.35 (3), pp.425-433Springer
摘要:Abstract(#br)Fiber photometry is a sensitive and easy way to detect changes in fluorescent signals. The combination of fiber photometry with various fluorescent biomarkers has substantially advanced neuroscience research over the last decade. Despite the wide use of fiber photome...

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