Zobrazeno 1 - 10
of 41
pro vyhledávání: '"De Qian Zhao"'
Publikováno v:
Advanced Engineering Materials. 12:1117-1122
When bulk materials are made into micro-and nanoscale fibers, there will be attractive improvement of structural and functional properties, even unusual experimental phenomena [Ref. 3]. The main drawback of various applications of metallic fibers is
Publikováno v:
Science. 315:1385-1388
In contrast to the poor plasticity that is usually observed in bulk metallic glasses, super plasticity is achieved at room temperature in ZrCuNiAl synthesized through the appropriate choice of its composition by controlling elastic moduli. Microstruc
Publikováno v:
Scripta Materialia. 53:487-491
A Zr-based bulk metallic glass formed using low purity materials at a low vacuum with a small amount of yttrium addition is provided. A method of improving the glass forming ability, crystallization and melting process without reducing the mechanical
Autor:
Tatsuya Okada, De Qian Zhao, Wataru Utsumi, Ming Xiang Pan, Weihua Wang, Yong Hu, Yan Hui Zhao
Publikováno v:
Journal of Metastable and Nanocrystalline Materials. :53-58
Stability and formation ability of the Fe61Co7Zr10Mo5W2B15 and Fe(7)4Al(4)Sn(2)P(12)B(4)Si(4) bulk metallic glasses were investigated by using in situ high-temperature and high-pressure x-ray diffraction measurements with synchrotron radiation. The r
Publikováno v:
Journal of Physics: Condensed Matter. 15:L749-L753
Crystallization, melting and structural evolution upon crystallization in Nd60Al10Fe20Co10 bulk metallic glass (BMG) are in situ investigated by x-ray diffraction with synchrotron radiation under high pressure. It is found that the crystallization is
Publikováno v:
Journal of Materials Research. 18:2208-2213
The Pr55–xAl12+xFe33–yCuy (0 ≤ x ≤ 5, 0 ≤ y ≤ 8) bulk metallic glasses (BMGs) 5 mm in diameter and 100 mm in length were prepared by copper mold suction casting. Hysteresis loops of the Pr55–xAl12+xFe33–yCuy BMGs and the corresponding
Publikováno v:
Journal of Physics: Condensed Matter. 15:5923-5932
The formation of CuZrHfTi bulk metallic glasses (BMGs) and the crystallization of the typical Cu60Zr20Hf10Ti10 BMG under ambient conditions and high pressure have been investigated by differential scanning calorimetry, x-ray diffraction (XRD) and in
Publikováno v:
Journal of Physics: Condensed Matter. 15:4503-4509
An ultrasonic pulse-echo method was used to measure the transit time of longitudinal and transverse (10 MHz) elastic waves in a Nd60Al10Fe20Co10 bulk metallic glass (BMG). The measurements were carried out under hydrostatic pressure up to 0.5 GPa at
Publikováno v:
Journal of Physics: Condensed Matter. 15:3531-3537
The thermal stability of nanocrystalline clusters, the phase evolution, and their effects on magnetic properties were studied for as-cast Nd60Al10Fe20Co10 alloy using differential scanning calorimetry curves, x-ray diffraction patterns, scanning elec
Publikováno v:
Advanced Materials. 15:616-621