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[会议论文] 作者：Zhifeng Hao,Qingjie Cao,
来源：第三届非线性力学最新进展国际会议Third International Conference on Recent Adv 年份：2014
A dynamical model of a nonlinear oscillator of a single degree of freedom is presented.The structure of the model is constructed by a positive stiffness com...
The dynamics and vibration isolation performance of a nonlinear oscillator with stable-quasi-zero-st
[会议论文] 作者：Zhifeng Hao,Qingjie Cao,
来源：The 4th International Conference on Dynamics, Vibration and 年份：2014
In this paper, we propose a single-degree-of-freedom of geometrically nonlinear oscillator, including a rigid mass for the isolated object, a stable-quasi-zero-stiffness (SQZS) structure of triple lin...
[会议论文] 作者：Zhifeng Hao,Marian Wiercigroch,
来源：The 5th International Conference on Dynamics, Vibration and 年份：2018
The vibration-based energy harvesting in a coupled linear-bistable device is presented.The coupled system consists of a linear oscillator subjected to a harmonic excitation and a bistable electromagne...
[期刊论文] 作者：Dan WANG,Zhifeng HAO,Fangqi CH,
来源：应用数学和力学:英文版 年份：2021
An electromagnetic nonlinear energy harvester(NEH)based on a rotating system is proposed,of which the host system rotates at a constant speed and vibrates harmo...
[期刊论文] 作者：Shum,Zhifeng Hao,
来源：代数集刊（英文版） 年份：2005
Let R = Σα∈Ω Rα be a semilattice Ω-graded ring and P a radical. Conditionsare found under which P(R) = Σα∈Ω P(Rα) if and only if P(Rα)Rβ+RβP(Rα)...
[会议论文] 作者：Dan Wang,Zhifeng Hao,Yongxiang Zhang,
来源：The 5th International Conference on Dynamics, Vibration and 年份：2018
The transverse vibration of a rotating tapered beam under the excitation of wake flows are considered.The integro-partial differential equation of the beam is obtained and discretized by using the Gal...
[期刊论文] 作者：Dan WANG,Zhifeng HAO,Fangqi CHEN,Yushu CHEN,
来源：应用数学和力学（英文版） 年份：2021
An electromagnetic nonlinear energy harvester(NEH)based on a rotating system is proposed,of which the host system rotates at a constant speed and vibrates harmo...
[会议论文] 作者：CanHuang Yu,JianXin Huang,GuiZhen Tan,ZhiFeng Hao,
来源：第九届全国无机化学学术会议 年份：2015
Magnetic resonance imaging is a new and rapid developing clinical diagnostic modality that relies on the detection of NMR signals of water protons in human...
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