Zobrazeno 51 - 60
of 143
pro vyhledávání: '"Yuji Kawakami"'
Publikováno v:
Materials Science Forum. :2109-2114
To clarify the influence of internal pulsed current upon the sintering behavior of powder materials during spark plasma sintering processing, simultaneous measurement of internal current using magnetic probe was carried out. Magnetic probe is install
Publikováno v:
MATERIALS TRANSACTIONS. 51:1543-1546
This paper describes the fatigue crack propagation behavior of rolled and extruded AZ31B magnesium alloys (grain size: approximately 20 and 15 mm, respectively). Fatigue crack propagation tests were performed on center cracked plate tension specimens
Effect of Internal Current for the Structure Formation of Specimen in Spark Plasma Sintering Process
Autor:
Yuji Kawakami, Yasunori Ohtsu, Masakazu Kawahara, Takashi Enjoji, Tatsuya Misawa, Noboru Shikatani
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 56:744-751
Autor:
Shigeki Morita, Takashi Enjoji, Nobuyoshi Ohno, Shingo Tanaka, Masafumi Nakahara, Yuji Kawakami
Publikováno v:
Journal of Japan Institute of Light Metals. 59:548-554
Publikováno v:
Indoor Environment. 12:13-24
Publikováno v:
Key Engineering Materials. :637-640
Titanium has widely been used as a biomaterial because of its excellent corrosion resistance and biocompatibility. However, problems with respect to biological reaction and fitness of elastic modulus for human bone or tooth have yet to be solved. Por
Autor:
Atsushi Nakagawa, Hidetoshi Iwano, Akihiko Uchida, Yoshinori Hatakeyama, Yuji Kawakami, Kazuhiro Hashimoto, Haruo Takahashi
Publikováno v:
Medical Entomology and Zoology. 59:85-89
Spherical Submicron-Size Copper Powders Coagulated from a Vapor Phase in RF Induction Thermal Plasma
Autor:
Rubin Ye, Takayuki Watanabe, Ji-Guang Li, Yuji Kawakami, Takamasa Ishigaki, Norio Kobayashi, K. Kamada
Publikováno v:
Thin Solid Films. 16(No. 13):4402-4406
Spherical submicron-sized powder of copper was synthesized through condensation from a vapor phase with a significantly high degree of supersaturation in thermal plasma. The degree of supersaturation was increased by the relatively high feed rate of
Publikováno v:
Journal of the Japan Society of Powder and Powder Metallurgy. 55:239-243
In order to improve wear properties of austenite stainless steel, we applied powder composite process to obtain thick hard layer on stainless steel. The raw alloy powder was prepared by planetary ball milled tungsten carbide (WC) powder and SUS316L s
Autor:
Masaaki Otsu, Mitsuhiro Matsuda, Kazuki Takashima, Minoru Nishida, Kiyoshi Aoki, Yusuke Shimada, Kazuhiro Ishikawa, Yuji Kawakami
Publikováno v:
Journal of the Japan Institute of Metals. 72:1015-1020
The micromechanical tests have been performed for melt-spun Nb-TiNi ribbons, and the relation between the mechanical properties and microstructural change with heat treatment has been investigated. Micro-cantilever specimens with dimensions of 10(B)