Search Results 1-18 of 18

  • 216 The Effect of Heat Exposure on the Mechanical Properties of Sintered Mg_2Si  [in Japanese]

    HASEGAWA Shuhei , NAKAMURA Takashi , INOUE Ryo , IIDA Tsutomu , KOGO Yasuo

    Mg_2Si (Magnesium silicide) has been expected as the materials used for thermoelectric (TE) technologies due to lightweight, abundance of its constituent elements and its non-toxicity. … Because TE conversion devices are subjected to various thermo-mechanical loadings during operation, evaluation of the mechanical properties of Mg_2Si is necessary for designing reliable TE modules. …

    The Proceedings of the Materials and processing conference 2015.23(0), _216-1_-_216-5_, 2015

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  • S0420203 Improvement of mechanical properties of Mg_2Si by incorporation of metal binders  [in Japanese]

    KAMEYAMA Tomoki , SATO Shunsuke , HIRATA Syusaku , NAKAMURA Takashi , ISHIKAWA Masashi , KOGO Yasuo , IIDA Tsutomu

    Magnesium Silicide (Mg_2Si), a nontoxic and low density material, is one of attractive tharmalelectric (TE) material that could enable devices to operate at temperatures ranging from 500 K to 900 K. … In this study, we fabricated sintered pellets of Sb-doped Mg_2Si with four different metallic binders (Ni, Cu, Zn, Al) by the Plasma Activated Sintering (PAS). …

    The Proceedings of Mechanical Engineering Congress, Japan 2014(0), _S0420203--_S0420203-, 2014

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  • S0402-2-2 Microstructural and wear properties of sintered magnesium composite reinforced with CNT-Mg_2Si/MgO  [in Japanese]

    Kondoh Katsuyoshi , Umeda Junko , Fugetsu Bunshi

    … Elemental mixture of this hybrid particle and pure Mg powder were consolidated by spark plasma sintering (SPS) process. … DTA profile of the elemental mixture powders indicated that a remarkable exothermic heat started at 727K due to the reaction of Mg-SiO_2 to synthesize magnesium silicide (Mg_2Si) intermetallic compounds in solid-state. …

    The proceedings of the JSME annual meeting 2010.1(0), 339-340, 2010

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  • On the Age-Hardening Mechanism of Duralumin  [in Japanese]

    本多 光太 , 小久保 定次 , Honda Kotaro , Kokubo Sadajiro

    … With a view to clarify the mechanism of age-hardening of duralumin, the following physical properties of alloys containing copper or magnesium silicide have been examined under varions conditions of heat-treatments: Density, electrical resistance and hardness. …

    東京帝國大學航空研究所彙報 (78), 75-141, 1931-02

    IR 

  • On the Age-Hardening Mechanism of Duralumin  [in Japanese]

    Honda Kotaro , Kokubo Sadajiro

    … With a view to clarify the mechanism of age-hardening of duralumin, the following physical properties of alloys containing copper or magnesium silicide have been examined under varions conditions of heat-treatments: Density, electrical resistance and hardness. …

    Journal of the Aeronautical Research Institute, Tokyo Imperial University 78, 75-141, 1931-02

  • Properties of Al-Mg_2Si-oxide P/M Materials Processed by Mechanical Alloying  [in Japanese]

    SHIINA Katsuomi , SUGAMATA Makoto , KANEKO Junichi

    … With a purpose of obtaining light weight materials of high strength, powder mixture of aluminum and magnesium silicide (Mg<SUB>2</SUB>Si) was mechanically alloyed with addition of oxide (Cr<SUB>2</SUB>O<SUB>3</SUB>, Fe<SUB>2</SUB>O<SUB>3</SUB>, MnO<SUB>2</SUB>) powder. … All the P/M materials of Al-Mg<SUB>2</SUB>Si-oxide showed high compressive strength above 900 MPa. …

    Journal of the Japan Society of Powder and Powder Metallurgy 54(2), 93-98, 2007-02-15

    J-STAGE  References (7)

  • Fabrication of Mg-Si System Intermetallic Compounds by Spark Plasma Sintering  [in Japanese]

    OGINUMA Hideki , KONDOH Katsuyoshi , YAMAGUCHI Takashi , YUASA Eiji

    … The solid-state reaction to form Mg<sub>2</sub>Si bulk materials by spark plasma sintering (SPS) process was discussed. … Elemental powder mixture of Mg-33.33 mol% Si was refined and consolidated as green compacts by repeated plastic working (RPW). … SPS was performed to synthesize and sinter Mg<sub>2</sub>Si at 1123 K using the RPWed compact. …

    Journal of the Japan Society of Powder and Powder Metallurgy 52(2), 79-83, 2005-02-15

    J-STAGE  References (10) Cited by (1)

  • Mechanical Properties of Magnesium Composite Alloy with Mg_2Si Dispersoids  [in Japanese]

    OGINUMA Hideki , KONDOH Katsuyoshi , SUMIDA Masaki , YUASA Eiji

    Mg-Si alloys have high potential as heat resistant light metals because Mg<sub>2</sub>Si dispersoids exhibit a high melting temperature, low density, low thermal expansion coefficient, and a reasonably high elastic modulus.<br>In this study, Mg<sub>2</sub>Si compounds are formed in the solid-state by spark plasma sintering process, in employing the elemental powder mixture of Mg-33.33 mol% Si. …

    Journal of the Japan Society of Powder and Powder Metallurgy 52(4), 282-286, 2005-04-15

    J-STAGE  References (13)

  • Mg-Si Film Deposition on Magnesium Alloy and Its Characteristics by Employing Mg_2Si Sintered Material  [in Japanese]

    YAMAGUCHI Takashi , KONDOH Katsuyoshi , SERIKAWA Tadashi , HENMI Momoko , OGINUMA Hideki

    … Coating technology by using magnesium silicide intermetallics (Mg<sub>2</sub>Si) was developed to improve the surface properties of magnesium alloys. … In this study, Mg-Si thin film deposited on AZ31 magnesium alloys by using a high frequency sputtering method was examined when employing the sintered Mg<sub>2</sub>Si bulky materials as sputtering targets. …

    Journal of the Japan Society of Powder and Powder Metallurgy 52(4), 276-281, 2005-04-15

    J-STAGE  References (14)

  • Influences of Initial Composition of Magnesium and Additive Amount of Boron on Sinterability and Thermoelectric Properties of Mg_2Si Compound Synthesized by Liquid-solid Phase Reaction Method  [in Japanese]

    TOMINAGA Akira , ITOH Takashi

    … Dimagnesium silicide (Mg<sub>2</sub>Si) is a promising n – type thermoelectric compound suitable for thermoelectric power generation using waste heat of intermediate temperature range (600 − 900 K). … However, there are two problems in making the Mg<sub>2</sub>Si compound. … One is difficulty in synthesizing the compound due to ease of Mg evaporation in fusion, resulting in existence of non-reacting Si. …

    Journal of the Japan Society of Powder and Powder Metallurgy 60(8), 354-359, 2013-08-15

    J-STAGE  References (10)

  • Synthesis of Mg_2Si by annealing of sputter-deposited Mg film on Si  [in Japanese]

    YAMAMOTO Takuya , ANDO Tatsuya , TAKAGI Yuta , SATO Naoyuki , UDONO Haruhiko , IKEHATA Takashi

    電気学会研究会資料. PST, プラズマ研究会 2013(10), 25-30, 2013-03-15

    References (7)

  • Synthesis of Mg_2Si by annealing of sputter-deposited Mg film on Si  [in Japanese]

    ANDO Tatsuya , YAMAMOTO Takuya , TAKAGI Yuta , SATO Naoyuki , UDONO Haruhiko , IKEHATA Takashi

    電気学会研究会資料. PST, プラズマ研究会 2012(85), 43-47, 2012-12-10

    References (9)

  • Synthesis of Mg_2Si by annealing of sputter-deposited Mg film on Si  [in Japanese]

    ANDO Tatsuya , YAMAMOTO Takuya , TAKAGI Yuta , SATO Naoyuki , UDONO Haruhiko , IKEHATA Takashi

    電気学会研究会資料. PPT, パルスパワー研究会 2012(108), 43-47, 2012-12-10

    References (9)

  • Synthesis of high pressure phase of magnesium silicide under high pressure and high temperature  [in Japanese]

    NISHIDA Kenji , KUSABA Keiji , GOTOU Hirotada , NIWA Ken , HASEGAWA Masashi , YAGI Takehiko

    高圧討論会講演集 51, 95, 2010-10-11

    References (2)

  • Thermoelectric Properties of Ca-Mg-Si Alloys

    NIWA Yosuke , TODAKA Yoshikazu , MASUDA Tetsuya , KAWAI Takahiro , UMEMOTO Minoru

    … To improve thermoelectric performance of p-type, Ca-Mg-Si alloys were synthesized by mechanical alloying (MA) and/or solid-liquid reaction (SLR). … The Ca<SUB>16.7</SUB>Mg<SUB>50.0</SUB>Si<SUB>33.3</SUB> … MA + SLR (synthesized by SLR with milling powder) and the Ca<SUB>16.7</SUB>Mg<SUB>45.5</SUB>Si<SUB>33.3</SUB>Ag<SUB>0.5</SUB> …

    MATERIALS TRANSACTIONS 50(7), 1725-1729, 2009-07-01

    J-STAGE  References (11)

  • Thermoelectric Property of Na-Doped Mg_2Si

    NIWA Yosuke , TODAKA Yoshikazu , UMEMOTO Minoru , YAMANA Keita , KINOSHITA Kyoichi , TANIZAWA Motoharu

    日本金屬學會誌 72(9), 693-697, 2008-09-01

    References (14)

  • Mg_2Si Coating Technology on Magnesium Alloys to Improve Corrosion and Wear Resistance

    YAMAGUCHI Takashi , SERIKAWA Tadashi , HENMI Momoko , OGINUMA Hideki , KONDOH Katsuyoshi

    Materials Transactions 47(4), 1026-1030, 2006-04-20

    References (10) Cited by (1)

  • Formation of Mg-Si Thin Film Deposited by Ion Beam Sputtering  [in Japanese]

    SERIKAWA Tadashi , HENMI Momoko , YAMAGUCHI Takashi , OGINUMA Hideki , KONDOH Katsuyoshi

    日本金屬學會誌 = Journal of the Japan Institute of Metals 69(1), 31-35, 2005-01-20

    References (20)

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