Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Zhang Fengying"'
Publikováno v:
Journal of Polymer Research. 26
Hydroxypropyl acrylate-N-diethyl-perfluorooctane sulfonamide (HAF), a novel surface active cationic fluorinated monomer, is designed and synthesized in this study. The structure of HAF and its intermediate product are characterized by FT-IR and 1H-NM
Publikováno v:
Rare Metal Materials and Engineering. 44:1369-1373
The segregation behavior and the deformation mechanism of Ti14, a new typical burn resistant α+Ti2Cu alloy were investigated, during semi-solid forging at different temperatures. The results reveal that semi-solid temperature will affect the content
Publikováno v:
Chinese Journal of Lasers. 46:1102011
Publikováno v:
Rare Metal Materials and Engineering. 42:1332-1336
The novel Ti-6Al-yMo (3≤y≤11) titanium alloys were deposited from blended Ti, Al and Mo powders using the laser solid forming (LSF) process and the microstructure and hardness of as-deposited layers were investigated. Results show that the volume
Publikováno v:
Applied laser. 31:361-368
Publikováno v:
Rare Metal Materials and Engineering. 38:574-578
The microstructure and mechanical properties of laser solid formed Ti-6Al-4V from the blend of Ti, Al, and V powders were investigated. It is found that the macrostructure changes from equiaxed to columnar grains with the increase of the laser power,
Publikováno v:
Chinese Journal of Lasers. 36:1267-1272
混合元素法激光立体成形(LSF)过程中元素粉末的输送性对沉积试样的化学成分有重要影响,为实现混合元素法激光立体成形过程中各元素粉末的输送一致性,进而保证沉积试样的化学成分与目标
Publikováno v:
Journal of Materials Processing Technology. 198:454-462
A temperature measurement system has been developed by using a two-color infrared thermometer. The real-time tracking and fixed-point measurement were achieved during the LRF process. The influences of laser processing parameters on the temperature o
Publikováno v:
Cryogenics. 30:862-865
Flux creep in the high Tc oxide YBa2Cu3Oy superconductor in critical state has been investigated by observing the variation of magnetization with time. The experimental results show that in zero field cooled (ZFC) samples the magnetization decay is e
Publikováno v:
Chinese Physics Letters. 7:473-476
An Y-Ba-Cu-O superconducting film with onset temperature Tc (onset) = 91K and zero resistance temperature Tc (end) = 81.4K has been obtained for the first time by using electron cyclotron resonance (ECR) plasma ions deposition technique. The relation