Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Weidong Lv"'
Autor:
Peijuan Zhang, Yuanyuan Hao, Hang Shi, Jiahao Lu, Yingjun Liu, Xin Ming, Ya Wang, Wenzhang Fang, Yuxing Xia, Yance Chen, Peng Li, Ziqiu Wang, Qingyun Su, Weidong Lv, Ji Zhou, Ying Zhang, Haiwen Lai, Weiwei Gao, Zhen Xu, Chao Gao
Publikováno v:
Nano-Micro Letters, Vol 16, Iss 1, Pp 1-15 (2023)
Highlights Presenting the first investigation into the structurally bubbling-failure mechanism of graphitic film during cyclic liquid nitrogen shocks. Proposing an innovative design about seamless heterointerface constructing a Cu-modified structure.
Externí odkaz:
https://doaj.org/article/648d465a073b4a56ab8ba33d4488d003
Publikováno v:
Frontiers in Psychology, Vol 13 (2023)
Externí odkaz:
https://doaj.org/article/a02a8d0a877f42e49ef4c7a4825a4c24
Publikováno v:
Frontiers in Psychology, Vol 13 (2022)
With the increasing level of internationalization in higher education, the number of international students in mainland China is rapidly increasing. However, limited research has considered that student results may be affected by a reduced motivation
Externí odkaz:
https://doaj.org/article/d819814f6ff34e2d9431a2ee4d2e3964
Autor:
Jinkui Zhang, Xianggang Cheng, Wei Qiao, Weidong Lv, Hu He, Linming Dou, Tao Hou, Zhongyi Tang, Xiangsheng Meng, Shikang Song
Publikováno v:
Geofluids, Vol 2022 (2022)
Rockburst is one of the main dynamic disasters in coal mines; it is of great significance to accurately evaluate the risk zoning of rockburst for mine safety construction and pressure relief design. Taking the Gaojiapu coal mine in the Bingchang mini
Externí odkaz:
https://doaj.org/article/a274981dfcd741ce95320e58b9a87915
Publikováno v:
Advances in Mechanical Engineering, Vol 10 (2018)
Articulated wheel loaders that travel on unstructured roads experience severe vibration and poor stability. Introducing suspended axles on wheel loaders, which are traditionally constructed without wheel suspension, is desirable for ride comfort. Thi
Externí odkaz:
https://doaj.org/article/67a50482abac414b84755992818c2fae
Autor:
Weidong Lv
Publikováno v:
Discrete Dynamics in Nature and Society, Vol 2015 (2015)
By means of Schauder’s fixed point theorem and contraction mapping principle, we establish the existence and uniqueness of solutions to a boundary value problem for a discrete fractional mixed type sum-difference equation with the nonlinear term de
Externí odkaz:
https://doaj.org/article/226b5cc04b2546ecb43c8f552515f597
Autor:
Weidong Lv
Publikováno v:
Abstract and Applied Analysis, Vol 2014 (2014)
This paper is concerned with the existence of solutions to a discrete three-point boundary value problem at resonance involving the Riemann-Liouville fractional difference of order α∈(0,1]. Under certain suitable nonlinear growth conditions impose
Externí odkaz:
https://doaj.org/article/c9cc6e68e5ec43a1a5c87c3ac4add415
Autor:
Weidong Lv
Publikováno v:
Discrete Dynamics in Nature and Society, Vol 2013 (2013)
This paper is concerned with the solvability for a discrete fractional p-Laplacian boundary value problem. Some existence and uniqueness results are obtained by means of the Banach contraction mapping principle. Additionally, two representative examp
Externí odkaz:
https://doaj.org/article/8396759e10a743ab9aedfe5a9578da51
Publikováno v:
Mathematical Problems in Engineering, Vol 2018 (2018)
This paper presents a dynamic simulator of the electromechanical coupling start-up of a ball mill. The electromechanical coupling model based on the dynamic model of the ball mill, the characteristic equation of the clutch, and the dynamic model of t
Publikováno v:
Journal of Vibroengineering, Vol 19, Iss 7, Pp 5388-5404 (2017)
The traditional wheel loader is built without any axle suspension and experiences severe vibration. Three different layouts of hydropneumatic suspension, namely, unconnected strut (UCS), interconnected in roll plane (IC-R) and interconnected in roll