Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Yan Lou"'
Autor:
Zhiyuan Huang, Xin Li, Wenxin Wen, Jianan Fu, Jiang Ma, Yan Lou, Feng Luo, Xiong Liang, Zhenxuan Zhang, Hongji Lin
Publikováno v:
Science China Materials. 65:255-262
Glass-forming ability is a long-standing concern in the field of metallic glasses (MGs), which greatly limits their maximum casting size and extensive applications. In this work, we report an ultrasonic-assisted rapid cold welding of bulk MGs without
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 112:2593-2607
Considering the influence of heat radiation, heat conduction, and plastic deformation, a novel temperature model of the injection-rolling zone during continuous injection direct rolling (CIDR) was developed through a mathematical analysis method. Num
Publikováno v:
Polymers
Volume 12
Issue 10
Polymers, Vol 12, Iss 2182, p 2182 (2020)
Volume 12
Issue 10
Polymers, Vol 12, Iss 2182, p 2182 (2020)
Taking the Poiseuille flow of a molten polymer in parallel plates as the research object and polymethyl methacrylate (PMMA) as the research material, an all-atom analysis model of the molecular dynamic flow of polymer macromolecules is established ac
Fabrication of Micro Ultrasonic Powder Molding Polypropylene Part with Hydrophobic Patterned Surface
Publikováno v:
Materials
Volume 13
Issue 15
Materials, Vol 13, Iss 3247, p 3247 (2020)
Volume 13
Issue 15
Materials, Vol 13, Iss 3247, p 3247 (2020)
Constructing regular micro-structures with certain geometric characteristics on the surface of the polymer part can obtain some specific functions. Micro ultrasonic powder molding (micro-UPM) is an efficient processing technique for the fabrication o
Publikováno v:
Metals
Volume 10
Issue 7
Metals, Vol 10, Iss 971, p 971 (2020)
Volume 10
Issue 7
Metals, Vol 10, Iss 971, p 971 (2020)
A new sintering method, namely ultrasonic assisted sintering (UAS), has been proposed using mechanical heat converted from high frequency motion between particles. Pure aluminum specimens with diameter of 5 mm and thickness of ~2 mm have been success
Publikováno v:
Polymers
Volume 11
Issue 10
Polymers, Vol 11, Iss 10, p 1591 (2019)
Volume 11
Issue 10
Polymers, Vol 11, Iss 10, p 1591 (2019)
In this paper, micro-structured polymer parts were efficiently and accurately fabricated by micro-injection molding using a micro-structured mold core machined by wire electrical discharge machining (WEDM). The objective was to realize low-cost mass
Publikováno v:
Advances in Mechanical Engineering, Vol 13 (2021)
A novel Injection-rolling Nozzle (IRN) in an imprint system with continuous injection direct rolling (CIDR) for ultra-thin microstructure polymer guide light plates was developed to achieve uniform flow velocity and temperature at the width direction
Publikováno v:
Polymers, Vol 13, Iss 181, p 181 (2021)
Polymers
Volume 13
Issue 2
Polymers
Volume 13
Issue 2
Polymeric optical sheets are significant components in large-scale display devices and are difficult to fabricate due to small size and high accuracy of large-area microstructures. As a newly developed molding technique, injection-rolling is capable
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 89:2421-2433
Ultrasonic-assisted microextrusion tests were performed on pure copper (Cu) with different amplitudes and dimensions to investigate the effects of amplitude and relative grain size L/D (i.e., the ratio of initial grain size L to dimension after extru
Autor:
Yan Lou, Jianjun Xiong
Publikováno v:
Polymers
Volume 12
Issue 3
Polymers, Vol 12, Iss 3, p 522 (2020)
Volume 12
Issue 3
Polymers, Vol 12, Iss 3, p 522 (2020)
A micro-ultrasonic (MU) viscosity model based on ultrasonic-assisted vibration micro-injection for high- flow length ratio polymer parts was established. This model considered the effects of ultrasonic energy and the characteristic microdimension. Ul