Novel processing method for metallic materials

1991 ◽  
Vol 9 (4) ◽  
pp. 183-192
Author(s):  
A. Sherif El-Gizawy
2014 ◽  
Vol 123 ◽  
pp. 55-58 ◽  
Author(s):  
Xiangfang Peng ◽  
Jinwei Chen ◽  
Tairong Kuang ◽  
Peng Yu ◽  
Jiangnan Huang

2005 ◽  
Vol 475-479 ◽  
pp. 3065-3070 ◽  
Author(s):  
Kazuki Mori ◽  
Nagatoshi Okabe ◽  
Xia Zhu ◽  
Tadashi Iura

. A novel processing method was proposed to enlarge a partial diameter in the middle of a round bar with an experimental size of 10mm in diameter. To confirm that the processing method is applicable also to shaft with a practical size of 25mm-60mm in diameter for general industrial machine, a large-scale processing machine was developed. Deformation behavior of diameter in a processed part during processing process was made to an expression. The several influences, such as bending angle θ, axial-compressive stress σc, diameters D0, rotation number N of shaft and curvature radius ρ, on the increase behavior of diameter were estimated quantitatively.


Materials ◽  
2021 ◽  
Vol 14 (19) ◽  
pp. 5478
Author(s):  
Kamil Wojteczko ◽  
Krzysztof Haberko ◽  
Katarzyna Berent ◽  
Paweł Rutkowski ◽  
Mirosław M. Bućko ◽  
...  

Crystallization under hydrothermal conditions allowed us to prepare nanometric powders in the MgO–ZrO2 system of different magnesia concentrations. Sintering runs of these powder compacts studied using dilatometry measurements during heating and cooling revealed essential differences in their behavior. The microstructure of the resulting polycrystal is strongly related to the magnesia content in the starting powder, which strongly influences the phase composition of the resulting material and its mechanical properties. It should be emphasized that the novel processing method of such materials differs from the usual applied technology and leads to magnesia–zirconia materials of a different microstructure than that of “classical” materials of this kind.


Author(s):  
Yuwei Zhang ◽  
Yang Chen ◽  
Lukas Hrachowina ◽  
Christian Sundvall ◽  
Ingvar Aberg ◽  
...  

2017 ◽  
Vol 171 ◽  
pp. 68-76 ◽  
Author(s):  
Robert Ccorahua ◽  
Omar P. Troncoso ◽  
Sol Rodriguez ◽  
Daniel Lopez ◽  
Fernando G. Torres

2019 ◽  
Vol 67 (33) ◽  
pp. 9295-9306 ◽  
Author(s):  
Lucía Olmo-García ◽  
Romina Paula Monasterio ◽  
Carmen María Sánchez-Arévalo ◽  
Alberto Fernández-Gutiérrez ◽  
José María Olmo-Peinado ◽  
...  

2011 ◽  
Vol 403-408 ◽  
pp. 4338-4343
Author(s):  
Peng Fei Jia ◽  
Ying Zhan Yan ◽  
Shu Bin Yan ◽  
Min Zhao

Optical microcavities confine light to small model volumes and have ultrahigh quality factor (Q), especially microtoroid cavities, having very broad application prospects. In this paper, we use MEMS (Microelectromechanical System) skills, such as lithography, dry etching to fabricated silica optical microdisks. And after that, a novel processing method based on CO2laser reflow technology is introduced to create microtoroid cavities. The processing details are discussed including light path, laser power and other important parameters. The quality factor of the planar microtoroid cavity was measured by taper-fiber coupling and the average value reach 4.8×105.


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