Zobrazeno 81 - 90
of 413
pro vyhledávání: '"Hedong Zhang"'
Publikováno v:
The Proceedings of the Conference on Information, Intelligence and Precision Equipment : IIP. 2020:2C06
Publikováno v:
ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment.
Lubrication in nanometer-sliding gaps has attracted much interest along with the advance of processing technology. To clarify the lubrication phenomena in nanometer gaps, force measurement under accurate control of the gap between the sliding probe a
Publikováno v:
ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment.
In order to ensure the performance and durability of highly accurate mechanical systems, it is urgent to establish lubrication technology realized in minute gaps. It has been reported that the mechanical properties of lubricating oil in minute gaps n
Publikováno v:
ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment.
A thorough understanding of the dynamic behavior of friction modifier additives added to lubricating oil is crucial for improving the performance of boundary lubrication. However, such understanding is still lacking due to difficulty in measurements.
Autor:
William Woei Fong Chong, Hedong Zhang
Publikováno v:
ASME-JSME 2018 Joint International Conference on Information Storage and Processing Systems and Micromechatronics for Information and Precision Equipment.
Using Molecular Dynamics (MD) simulation, the current study determined the surface forces between iron oxide surfaces when immersed in methyl oleate. Condensed-phase Optimized Molecular Potentials for Atomistic Simulation Studies (COMPASS) force fiel
Autor:
Duc T. Nguyen, Jia Fan, Charles D. Mitchell, Hedong Zhang, Zhen Zhao, Ye Hu, Edward A. Graviss, Christopher J. Lyon
Publikováno v:
BMC Medicine, Vol 15, Iss 1, Pp 1-10 (2017)
BMC Medicine
BMC Medicine
Background HIV-associated immune defects inhibit tuberculosis (TB) diagnosis, promote development of extrapulmonary TB and paucibacillary pulmonary TB cases with atypical radiographic features, and increase TB relapse rates. We therefore assessed the
Publikováno v:
Hyomen Kagaku. 36:236-241
Publikováno v:
Journal of Applied Physics; 2014, Vol. 116 Issue 8, p084311-1-084311-6, 6p, 4 Diagrams, 3 Graphs
Publikováno v:
IEEE Transactions on Magnetics. 50:1-4
To measure the speed-dependent friction properties of molecularly thin lubricant films coated on magnetic disks, we developed a novel ball-suspension assembly (BSA) that allows us to slide a ball on a disk with steady contact at high sliding speed up
Publikováno v:
Wear. 319:56-61
The friction properties of nanometer-thick lubricant films are crucial in the reliability and durability of miniaturized moving mechanical components in micro- and nanoelectromechanical systems and hard disk drives. In this work, gas cluster ion beam