Search Results - "Saotome, Yasunori"

Nanoimprinting of Ti–Cu-based thin-film metallic glasses deposited by unbalanced magnetron sputtering by Kobata, Junpei, Miura, Ken-ichi, Amiya, Kenji, Fukuda, Yasuyuki, Saotome, Yasunori

“…Thin-film metallic glasses (TFMGs) are an optimal material for nanoimprint technology. In this study, we prepared Ti–Cu–Zr–Ni–Hf–Si TFMG films by Ar ion…”
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Wear resistivity of super-precision microgear made of Ni-based metallic glass by Ishida, Mamoru, Takeda, Hideki, Nishiyama, Nobuyuki, Kita, Kazuhiko, Shimizu, Yukiharu, Saotome, Yasunori, Inoue, Akihisa

“…A microgeared motor with a diameter of 2.4 mm was constructed using a Ni-based (Ni 53Nb 20Ti 10Zr 8Co 6Cu 3, numbers indicate at.%) metallic glass (MG). The…”
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Superplastic nanoforming of Pd-based amorphous alloy by SAOTOME, Yasunori, ITOH, Kazuo, TAO ZHANG, INOUE, Akihisa

“…Micromachines or Micro Electro Mechanical Systems (MEMS) of representative dimensions of less than 1 cubic mm are now being developed by various investigators…”
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Plastic Working of Metallic Glass Bolts by Cold Thread Rolling by Yamanaka, Shigeru, Amiya, Kenji, Saotome, Yasunori, Inoue, Akihisa

“…Bolts are commonly employed machine elements used for joining and fastening, and their performance and reliability influence the overall performance of…”
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Nanoimprinting of Metallic Glass for Periodic Nano-Hole Structures with Dies Fabricated by FIB-CVD and RIE by Fukuda, Yasuyuki, Saotome, Yasunori, Kimura, Hisamichi, Inoue, Akihisa

“…Metallic glasses are amorphous structured materials exhibiting perfect Newtonian viscous flow in the supercooled liquid temperature range and superior…”
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The micro-nanoformability of Pt-based metallic glass and the nanoforming of three-dimensional structures by Saotome, Yasunori, Imai, Kenichi, Shioda, Shigeo, Shimizu, Susumu, Zhang, Tao, Inoue, Akihisa

“…Pt48.75Pd9.75Cu19.5P22 amorphous alloy exhibits obvious glass transition behavior at a temperature of Tg=502 K, which is below the crystallization temperature…”
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Influence of Substrate Temperature on Structure and Adhesion Strength of Fe–Cr–P–C Amorphous Coating Films Produced by Thermal Spraying Technique by Komaki, Masahiro, Mimura, Tsunehiro, Kurahasi, Ryurou, Odahara, Hirotaka, Amiya, Kenji, Saotome, Yasunori, Yamasaki, Tohru

“…The influence of the substrate temperature on the structure, the pore distribution, and the adhesion strength of Fe-10Cr-based amorphous coating films has been…”
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Fabrication of Molds with 25-nm Dot-Pitch Pattern by Focused Ion Beam and Reactive Ion Etching for Nanoimprint Using Metallic Glass by Fukuda, Yasuyuki, Saotome, Yasunori, Nishiyama, Nobuyuki, Saidoh, Noriko, Makabe, Eiichi, Inoue, Akihisa

“…Here we attempted to fabricate molds (dies) of nanodot arrays with a 25-nm pitch and to nanoimprint metallic glass for developing bit-patterned media with an…”
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Characteristic behavior of Pt-based metallic glass under rapid heating and its application to microforming by Saotome, Yasunori, Noguchi, Yukihisa, Zhang, Tao, Inoue, Akihisa

“…In this paper, we studied characteristic behavior of Pt48.75Pd9.75Cu19.5P22 metallic glass during rapid heating. We first rapidly heated a cylindrical specimen…”
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Superplastic micro/nano-formability of La60Al20Ni10Co5Cu5 amorphous alloy in supercooled liquid state by Saotome, Yasunori, Hatori, Toshihisa, Zhang, Tao, Inoue, Akihisa

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Influence of Substrate Temperature on the Structure and Cohesive/Adhesive Strength of Fe–Co–Si–B–Nb Metallic Glass Coating Films Produced by Thermal Spraying by Komaki, Masahiro, Mimura, Tsunehiro, Tsuji, Saori, Amiya, Kenji, Saotome, Yasunori, Yamasaki, Tohru

“…The influence of the substrate temperature on the structure, pore distribution and cohesive/adhesive strength of Fe–Co-based metallic glass coating films has…”
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An in-situ incremental microforming system for three-dimensional shell structures of foil materials by Saotome, Yasunori, Okamoto, Takeshi

“…The aim of the present study is to establish micromachining technology for micro-electro-mechanical-system parts such as various three-dimensional body shell…”
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Microformability of optical glasses for precision molding by Saotome, Yasunori, Imai, Kenichi, Sawanobori, Narihito

“…We investigated macroscopic and microscopic deformation of optical glasses K-PSK100 and K-PG375 for precision molding. The materials are characterized by a low…”
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Fillability and Imprintability of High-strength Ni-based Bulk Metallic Glass Prepared by the Precision Die-casting Technique by Ishida, Mamoru, Takeda, Hideki, Watanabe, Daichi, Amiya, Kenji, Nishiyama, Nobuyuki, Kita, Kazuhiko, Saotome, Yasunori, Inoue, Akihisa

“…The fillability and imprintability of a Ni-based bulk metallic glass (BMG) prepared by the precision die-casting was investigated. A three-dimensional…”
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Structure quality in deep X-ray lithography applying commercial polyimide-based masks by Achenbach, Sven, Boerner, Martin, Kinuta, Seichin, Bacher, Walter, Mohr, Juergen, Saile, Volker, Saotome, Yasunori

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Characteristic behavior of La55Al25Ni20 amorphous alloy under rapid heating by Saotome, Yasunori, Roppongi, Keiichi, Zhang, Tao, Inoue, Akihisa

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Effects of residual stress on elastic plastic behavior of metallic glass bolts formed by cold thread rolling by Yamanaka, Shigeru, Amiya, Kenji, Saotome, Yasunori

“…•Mechanical features of Zr-based MG bolts were evaluated by experiments and FEA.•Single phase-MG bolt formed by cold thread rolling exhibits a tensile plastic…”
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Superplastic backward microextrusion of microparts for micro-electro-mechanical systems by Saotome, Yasunori, Iwazaki, Hiroyuki

“…This study seeks to establish microforming technologies for micro-electro-mechanical systems (MEMS) parts such as microgears below 50 μm in module. For this…”
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The micro-formability of Zr-based amorphous alloys in the supercooled liquid state and their application to micro-dies by Saotome, Yasunori, Miwa, Seiji, Zhang, Tao, Inoue, Akihisa

“…Zr-based amorphous alloys exhibit an obvious glass transition phenomenon and supercooled liquid state over a wide temperature range. In the present paper, the…”
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Microdeep drawability of very thin sheet steels by Saotome, Yasunori, Yasuda, Kaname, Kaga, Hiroshi

“…The purpose of the present study is to clarify the microdeep drawing characteristics of very thin sheet steels of below 0.2 mm thickness. An experimental study…”
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