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pro vyhledávání: '"Yong-Ping Lei"'
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Publikováno v:
Advanced Materials Research. 668:17-20
Polyaniline (PANI) coated nano-sized BaTiO3 (BT) was blended with PVDF to form BT/PANI/PVDF composite. The incorporation of conductive PANI to the ceramic-polymer systems has significant influence on the dielectric properties of BT/PANI/PVDF composit
Publikováno v:
Advanced Materials Research. 629:131-138
In order to save fuel consumption by reducing the weight of automobile body, the use of aluminum alloys has a great advantage. However, how to join aluminum alloys with steels becomes a big problem in the assembly lines. Cold metal transfer (CMT) is
Publikováno v:
Advanced Materials Research. :2393-2396
Microstructures of electron beam welded joints for TA15 titanium alloy with different hydrogen contents were observed and analyzed by SEM and TEM. And the influence of hydrogen on microstructure of the joints was investigated. The results show that t
Publikováno v:
Advanced Materials Research. :3621-3624
Various joining methods (i.e., spot welding, arc welding, laser beam welding) have been used for vehicle body assembly. However it is unclear for the equivalent conversion of various joints which has the equivalent joint strength for the vehicle body
Publikováno v:
Advanced Materials Research. 177:651-656
Using the interactive software, this study was mainly focused on developing a 3-D joint shape after the as-reflowed soldering which is the one of chief factors affecting the reliability. From the results, the soldering process can be simulated and ob
Autor:
Ren Ping Wang, Yong Ping Lei
Publikováno v:
Applied Mechanics and Materials. :400-403
The elaborated model solves the coupled equations of a laminar fluid flow and heat transfer to predict the temperature distribution in the weld pool. The enthalpy-porosity technique was employed to account for the latent heat during melting and solid
Publikováno v:
Advanced Materials Research. :1012-1018
Aiming at issues existed in lead-free electronic packaging, as well as the air pollution induced by volatile organic compounds (VOC) in conventional soldering fluxes, a new VOC-free no-clean flux was formulated specifically for lead-free wave solderi
Publikováno v:
Journal of Electronic Materials. 37:1751-1755
The effects of rare-earth (RE) element additions on the tensile deformation mechanism of the Sn-3.8Ag-0.7Cu solder alloy have been investigated. The results show that adding RE elements can remarkably improve the tensile strength and elongation of th
Publikováno v:
Insight - Non-Destructive Testing and Condition Monitoring. 45:558-565
The non-destructive evaluation of adhesive structures is a challenging problem. Up until now, there does not appear to be a practical technique to evaluate the bond strength of adhesive joints. It has been already confirmed that acousto-ultrasonic (A