"Mitsutoshi Ueda,Yuuki Inoue,Hikotaro Ochiai,Masao Takeyama,Toshio Maruyama","The Effect of Water Vapor on the Transition from Internal to External Oxidation of Austenitic Steels at 1073 K",,"Oxid. Met.","Springer",,,,2012,Dec.
"Imanuel Tarigan,Naoki Takata,Masao Takeyama","Creep Strengthening Mechanism by Grain Boundary Fe2Nb Laves Phase in Novel Austenitic Heat Resistant Steels for A-USC Power Plants","The First International Education Forum on Environment and Energy Science","Program of The First International Education Forum on Environment and Energy Science","Tokyo Institute of Technology",,,"p. 9",2012,Dec.
"Fagang Gao,Naoki Takata,Yoshihiro Terada,Masao Takeyama","Design of Novel Austenitic Heat Resistant Steels Applicable for Further Advanced USC Power Plant at 800℃","The First International Education Forum on Environment and Energy Science","Program of The First International Education Forum on Environment and Energy Science","Tokyo Institute of Technology",,,"p. 9",2012,Dec.
"Hirotoyo Nakashima,Masao Takeyama","The Role of Colony Boundary β-Ti Phase in Toughening of Wrought TiAl Alloys","The First International Education Forum on Environment and Energy Science","Program of The First International Education Forum on Environment and Energy Science","Tokyo Institute of Technology",,,"p. 9",2012,Dec.
"N.Takata,Hassan Gassemi-Armaki,Y.Terada,M.Takeyama,K.S.Kumar","Plastic deformation of the C14 Laves phase (Fe,Ni)2Nb",,"Scripta MATERIALIA","ELSEVIER","Vol. 68",,"pp. 615-618",2012,Dec.
"Masao  Takeyama,Imanuel  Tarigan,Naoki  Takata,Yoshihiro  Terada,Naoya  Kanno","Fe2Nb Laves Phases as a Promising Strengthener in High-temperature Structural Steels","2012 MRS FALL MEETING","2012 MRS FALL MEETING PROGRAM & EXHIBIT GUIDE","Materials Research Socienty",,,"p. 416",2012,Nov.
"Yu  Misosaku,Imanuel  Tarigan,Naoki  Takata,Yoshihiro  Terada,Masao  Takeyama","Creep Behavior of Fe-20Cr-30Ni-2Nb Austenitic Heat Resistant Steels under Steam Atmosphere at 1073 K","2012 MRS FALL MEETING","2012 MRS FALL MEETING PROGRAM & EXHIBIT GUIDE","Materials Research Society",,,"p. 415",2012,Nov.
"Toshikazu  Kikugawa,Yuuji  Imai,Masao  Takeyama.","In-situ Observation of Cracking Behavior in Ti-47.5Al Lamellar Single Crystal","2012 MRS FALL MEETING","2012 MRS FALL MEETING PROGRAM & EXHIBIT GUIDE","Materials Research Society",,,"p. 414",2012,Nov.
"Kousuke Suzuki,Naoki  Takata,Yoshihiro  Terada,Masao  Takeyama","Phase Equilibria and Stability among γ-Fe/TCP/GCP Phases in Fe-Ni-Nb-Mo Quaternary System at Elevated Temperatures","2012 MRS FALL MEETING","2012 MRS FALL MEETING PROGRAM & EXHIBIT GUIDE","Materials Research Society",,,"p. 413",2012,Nov.
"Naoki  Takata,Hassan Gassemi-Armaki,Yoshihiro  Terada,Masao  Takeyama,Kumar Shavan","Effect of Dislocation Sources on Slip in Fe2Nb Laves Phase with Ni in Solution","2012 MRS FALL MEETING","2012 MRS FALL MEETING PROGRAM & EXHIBIT GUIDE","Materials Reseatch Society",,,"p. 416",2012,Nov.
"Keiji  Kubushiro,Satoshi  Takahashi,Yasuko  Masuda,Masao  Takeyama","Effect of Microstructure on Mechanical Properties in Wrought TiAl Alloy","2012 MRS Fall Meeting & Exhibit","2012 MRS FALL MEETING PROGRAM & EXHIBIT GUIDE","Materials Research Society",,,"p. 412",2012,Nov.
"鈴木洸介,高田尚記,寺田芳弘,竹山雅夫","Fe-Ni-Nb-Mo 4元系におけるg-Fe/TCP/GCP相間の高温における相平衡と元素分配","耐熱金属材料第123委員会11学期研究会","日本学術振興会 耐熱金属材料第第123委員会研究報告","日本学術振興会","Vol. 53","No. 3","pp. 205-215",2012,Nov.
"味噌作裕,木村尭弘,Imanuel Tarigan,高田尚記,寺田芳弘,竹山雅夫","Fe-20Cr-30Ni-2Nbオーステナイト系耐熱鋼の水蒸気雰囲気中での1073Kにおけるクリープ特性",,"材料とプロセス",,"Vol. 25",,"pp. 1197",2012,Sept.
"木村尭弘,味噌作裕,Imanuel Tarigan,高田尚記,寺田芳弘,竹山雅夫","Fe-20Cr-30Ni-2Nbオーステナイト系耐熱鋼の1073Kにおけるクリープに及ぼす粒界Laves相の効果","日本鉄鋼協会第164回秋季講演大会","材料とプロセス","日本鉄鋼協会","Vol. 25",,"pp. 1196",2012,Sept.
"久澤大夢,泉 幸貴,高田尚記,寺田芳弘,竹山雅夫","鍛造Ni基超合金におけるγ'相の組織形態と格子ミスフィット","日本鉄鋼協会第164回秋季講演大会","材料とプロセス","日本鉄鋼協会","Vol. 25",,"pp. 1112",2012,Sept.
"Mitsutoshi Ueda,Yuuki Inoue,Hikotaro Ochiai,MASAO TAKEYAMA,TOSHIO MARUYAMA","The Effect of Water Vapor on Transition from Internal to External Oxidation of Austenitic Steels at 1073 K","8th International Symposium on High-Temperature Corrosion and Protection of Materials","HTCPM'8, Book of Abstracts",,,,,2012,Sept.
"Yuuji Imai,Toshikazu Kikugawa,Masao Takeyama","Cracking Behavior and Toughness of Lamellar Microstructure in Gamma TiAl Alloys for Jet Engine Application","The 4th Joint Symposium Materials Science and Engineering of Dalian University of Technology & Department of Metallurgy of Tokyo Institute of Technology","Abstract Book of The 4th Joint Symposium Materials Science and Engineering of Dalian University of Technology & Department of Metallurgy of Tokyo Institute of Technology","Materials Science and Engineering of Dalian University of Technology",,,"pp. 19-21",2012,Sept.
"今井佑治,菊川敏一,竹山雅夫","TiAl基フルラメラ単結晶合金のき裂の発生および伝播に及ぼすα2板の効果","日本金属学会第151回講演大会","日本金属会講演概要2012年秋期講演大会","日本金属学会",,,,2012,Sept.
"中島広豊,竹山雅夫","TiAl基合金におけるβ-Ti相の相安定性に及ぼすVとNbの相互作用","日本金属学会2012年秋期講演大会","日本金属学会講演概要2012年秋期講演大会","日本金属学会",,,,2012,Sept.
"上田光敏,落合彦太郎,井上雄基,竹山雅夫,丸山俊夫","1073KにおいてFe-Cr-Ni合金に形成する内部酸化層中の酸素透過に及ぼす水蒸気の影響","第59回材料と環境討論会","第59回材料と環境討論会講演集","公益社団法腐食防食学会",,,"pp. 319-322",2012,Sept.
"大久保歩,上田光敏,河村憲一,竹山雅夫,丸山俊夫","973KにおけるFe-20Cr-30Ni-2Nb(at.%)鋼の初期水蒸気酸化挙動のその場観察","第59回材料と環境討論会","第59回材料と環境 討論会講演集","公益社団法人腐食防食学会",,,"pp. 309-312",2012,Sept.
"Fagang Gao,Naoki Takata,Yoshihiro Terada,Masao Takeyama","Microstructure of Fe-Cr-Ni-Nb New Austenitic Steels Strengthened by Fe2Nb Phase for Further Advanced USC Power Plant at 1073K","The 4th Joint Symposium between the School of Materials Science and Engineering of Dalian University of Technology & Department of Metallurgy of Tokyo Institute of Technology","Abstract Book of the 4th Joint Symposium between the School of Materials Science and Engineering of Dalian University of Technology & Department of Metallurgy of Tokyo Institute of Technology",,,,"pp. 25-27",2012,Sept.
"高田尚記,環野直也,Ruihui Zhang,寺田芳弘,竹山雅夫,Sharvan Kumar","オーステナイト系耐熱鋼におけるFe2Nb Laves相の強化相としての役割","日本金属学会2012秋期大会","日本金属学会講演概要，2012年秋期大会","日本金属学会",,,,2012,Sept.
"Ruihui Zhang,Naoki Takata,Yoshihiro Terada,Masao Takeyama","Effect of Grain Boundary Misorientation on the Precipitation of Fe2Nb Laves Phase in Fe-20Cr-30Ni-2Nb Steels","日本鉄鋼協会第164回秋季講演大会","材料とプロセス","日本鉄鋼協会","Vol. 25",,"pp. 1201",2012,Sept.
"広澤 拓,稲富晴美,高田尚記,寺田芳弘,竹山雅夫","炭素無添加Fe-Cr-Niオーステナイト系耐熱鋼におけるσ相生成と析出形態",,"材料とプロセス",,"Vol. 25",,"pp. 1200",2012,Sept.
"F.G. Gao,Naoki Takata,Yoshihiro Terada,Masao Takeyama","Precipitation and Morphology of Fe2Nb and Ni3Nb Intermetallic Phases in Carbon Free Fe-Cr-Ni-Nb Steels at 1073K","日本鉄鋼協会第164回秋季講演大会","材料とプロセス","日本鉄鋼協会","Vol. 25",,"pp. 1199",2012,Sept.
"鈴木洸介,高田尚記,寺田芳弘,竹山雅夫","Fe-Ni-Nb-M4元系におけるγ-Fe/TCP/GCP相間の相平衡と遷移金属元素の分配","日本鉄鋼協会第164回秋季講演大会","材料とプロセス","日本鉄鋼協会","Vol. 25",,"pp. 1198",2012,Sept.
"久布白圭司,増田靖子,高橋聰,竹山雅夫","TiAl基合金の高温圧縮特性に及ぼす圧縮温度の影響","日本金属学会2012年秋期講演大会","日本金属学会講演概要","日本金属学会",,,,2012,Sept.
"A. Okubo,M. Ueda,K. Kawamura,M. Takeyama,T. Maruyama","In situ observation of breakaway oxidation in the early stage of steam oxidation of austenitic steel at 973 K","EFC Workshop","DECHEMA PROGRAMME AND CALL FOR POSTERS","DECHEMA",,,"p. 9",2012,Aug.
"大石 勝彦,上原 利弘,竹山雅夫","オーステナイト系耐熱鋼の時効硬化挙動に及ぼすPの影響","学振耐熱金属材料第123委員会研究会","耐熱金属材料第123委員会研究報告","日本学術振興会","Vol. 53","No. 2","pp. 89-98",2012,July
"今井佑治,菊川敏一,竹山雅夫","γ / γ界面からなるTi-48Al-8Nbフルラメラ単結晶のき裂発生・伝播挙動とその方位依存性","日本学術振興会第123委員会研究会","耐熱金属材料第123委員会研究報告","日本学術振興会","Vol. 53","No. 2","pp. 163-174",2012,July
"竹山雅夫","高効率火力発電用耐熱材料の最近の動向",,"電気製鋼/大同特殊鋼技報","大同特殊鋼株式会社 研究開発本部","Vol. 83","No. 1",,2012,July
"Masao Takeyama","Desigh Concept for Toughening using β-Ti phase in Wrought Gamma TiAl Alloys","Gamma(TiAl) Alloy Technology 2012","Gamma(TiAl) Alloy Technology 2012 Programm & Abstracts",,,,"p. 34",2012,June
"Keiji Kubushiro,Satoshi Takahashi,Mikiya Arai,Masao Takeyama","Effect of β-Ti phase on hot deformability of TiAl alloys","Gamma (TiAl) Alloy Technology 2012","Gamma (TiAl) Alloy Technology 2012 Programm & Abstracts",,,,"p. 34",2012,June
"Yuuji Imai,Toshikazu Kikugawa,Masao Takeyama","In-situ Observation of Cracking Behavior of y/y Lamellar Single Crystal in Ti-48Al-8Nb","Gamma(TiAl) Alloy Technology 2012","Gamma(TiAl) Alloy Technology 2012 Programm & Abstracts",,,,"p. 41",2012,June
"Hirotoyo Nakashima,Masao Takeyama","Cracking Behavior in β/Lamellar Microstructure of Wrought TiAl Alloys","Gamma (TiAl) Alloy Technology 2012","Gamma (TiAl) Alloy Technology 2012 Programm & Abstracts",,,,"p. 41",2012,June
"Hirotoyo Nakashima,Masao Takeyama","Cracking Behavior in β/Lamellar Microstructure of Wrought TiAl Alloys","Gamma(TiAl) Alloy Technology 2012","Gamma(TiAl) Alloy Technology 2012 Programm & Abstracts",,,,"p. 21",2012,June
"久澤大夢,泉幸貴,寺田芳弘,竹山雅夫","Ni基鍛造合金INCONEL X-750におけるγ’相の析出形態と格子ミスフィット","第73回日本熱処理技術協会講演大会","第73回日本熱処理技術協会講演大会講演概要集","日本熱処理技術協会",,,"pp. 21-22",2012,June
"木村尭弘,味噌作 裕,Imanuel Tarigan,高田尚記,寺田芳弘,竹山雅夫","金属間化合物を強化相とするFe-Cr-Ni-Nb系オーステナイト系耐熱鋼の1073Kにおけるクリープ","第73回日本熱処理技術協会講演大会","第73回日本熱処理技術協会講演大会後援概要集","日本熱処理技術協会",,,"pp. 11-12",2012,June
"広澤拓,稲富晴美,高田尚記,寺田芳弘,竹山雅夫","Fe-Cr-Niオーステナイト耐熱鋼におけるα相の生成と析出形態","第73回日本熱処理技術協会講演大会","第73回日本熱処理技術協会講演大会講演概要集","日本熱処理技術協会",,,"pp. 23-24",2012,June
"大阪太郎,環野直也,竹山雅夫,佐々木 直彦,堀井 重克","日本刀の素晴らしさ-その組織と機械的性質-","第73回日本熱処理技術協会講演大会","第73回日本熱処理技術協会講演大会講演概要集","日本熱処理技術協会",,,"pp. 25-26",2012,June
"Naoya Kanno,Naoki Takata,Takashi Matsuo,Masao Takeyama","Precipitation morphology and stability of Ni3Nb phase in Fe-20Cr-30Ni-2Nb austenitic heat ?resistant steels under creep at 973 K","12th International Conference on Creep and Frecture of Engineering Materials","Creep 2012/JIMIS 11 Final Circular and Abstract Booklet",,,,"p. 56",2012,May
"Imanuel Tarigan,Naoki Takata,Yoshihiro Terada,Masao Takeyama","Grain Boundary Precipitation Strengthening Mechanism by Fe2Nb Laves Phase in Creep of Fe-20Cr-30Ni-2Nb Austenitic Heat-Resistant Steel","12th International Conference on Creep and Fracture of Engineering Materials and Structures",,,,,"p. 55",2012,May
"Masao Takeyama","A challenge to develop novel austenitic heat-resistant steels strengthened by intermetallics for A-USC power plant ? the design concept and creep strengthening mechanism ?","12th International Conference on Creep and Fracture of Engineering Materials","Creep 2012/JIMIS 11 Final Circular and Abstract Booklet",,,,"p. 54",2012,May
"菊川 敏一,今井 佑治,竹山 雅夫","TiAl基フルラメラ単結晶のき裂発生・伝播挙動に及ぼす方位及びα2板の影響","2012年春期講演 (第150回) 大会","2012年春期講演 (第150回) 大会概要集(DVD)","社団法人 日 本 金 属 学 会",,,"p. S2-26",2012,Apr.
"Harumi Inatomi,Masao Takeyama","Formation and Morphology Control of TCP σ Phase in Austenitic Heat Resistant Steels","TMS2012, 141st Annual Meeting & Exhibition","TMS2012 Final Program",,,,"p. 178",2012,Apr.
"高橋 聰,錦織 貞郎,石毛 健吾,竹山雅夫","Ni基鍛造合金U 720 LIの部分溶体化処理によるγ'析出形態と機械的特性の制御",,"熱処理","日本熱処理技術協会","Vol. 52","No. 2","pp. 43-48",2012,Apr.
"木村尭弘,味噌作裕,Imanuel Tarigan,高田尚記,竹山雅夫","改良型Fe-20Cr-30Ni-2Nb鋼の1073Kにおける組織とクリープ挙動","社団法人日本鉄鋼協会学会第163回春季講演大会","材料とプロセス","社団法人日本鉄鋼協会学会","Vol. 25","No. 1",,2012,Mar.
"R.H.Zhang,Imanuel Tarigan,Naoya Kanno,Naoki Takata,Masao Takeyama","Influence of Grain Boundary Characteristics on the precipitation of Fe2Nb Laves Phase in  Fe-20Cr-30Ni-2Nb  Steels","社団法人日本鉄鋼協会学会第163回春季講演大会","材料とプロセス","社団法人日本鉄鋼協会学会","Vol. 25","No. 1",,2012,Mar.
"F.G. Gao,Naoki Takata,Masao Takeyama","Precipitation Behavior of TCP and GCP Phases at 1073K in Novel Austenitic Heat Resistant Steels","日本鉄鋼協会学会第163回春季講演大会","材料とプロセス","社団法人日本鉄鋼協会","Vol. 25","No. 1",,2012,Mar.
"中島広豊,竹山 雅夫","TiAl基合金におけるβ相の生成に及ぼすV, Nb複合添加の効果","日本金属学会講演概要2012年春期講演 (第150回) 大会","日本金属学会講演概要2012年春期講演 (第150回) 大会(DVD)","社団法人日本金属学会",,,"p. S2-27",2012,Mar.
"高田 尚記,竹山 雅夫,Hassan Ghassemi Amaki,Shavan Kumar","オーステナイト 系耐熱鋼における強化相Fe2Nb Laves 相の機械的性質","2012年春期講演大会（第150回）","日本金属学会2012年春期講演大会（第150回）講演概要(DVD)","社団法人日本金属学会",,,"p. S2-9",2012,Mar.
"上田 光敏,井上 雄基,落合 彦太郎,竹山 雅夫,丸山 俊夫","1073 K，湿潤雰囲気中におけるFe-Cr-Ni合金の臨界Cr濃度","2012年春期講演大会（第150回）","日本金属学会2012年春期講演大会（第150回）講演概要(DVD)","社団法人日本金属学会",,,"p. S2-23",2012,Mar.
"Lyta,Mitsutoshi Ueda,MASAO TAKEYAMA,TOSHIO MARUYAMA","Steam Oxidation Behavior of Fe-20Cr-30Ni-2Nb (at. %) Austenitic Steel at 1073 K","2012年春期講演大会（第150回）","日本金属学会2012年春期講演大会（第150回）講演概要(DVD)","社団法人日本金属学会",,,"p. S2-22",2012,Mar.
"西山佳孝,米村 光治,五十嵐 正晃,Lyta Lyta,丸山 俊夫,竹山 雅夫","Fe-20Cr-30Ni鋼の水蒸気酸化特性に及ぼすNb,ZrおよびNiの影響","日本金属学会2012年春期講演大会（第150回）","日本金属学会2012年春期講演大会（第150回）講演概要(DVD)","社団法人日本金属学会",,,"p. S2-21",2012,Mar.
"鈴木 洸介,竹山 雅夫","Fe-Ni-Nb-M４元系におけるTCP，GCP相への遷移金属元素の分配","日本金属学会2012年春期講演大会（第150回）","日本金属学会2012年春期講演大会（第150回）講演概要(DVD)","社団法人日本金属学会",,,"p. S2-18",2012,Mar.
"久布白 圭司,高橋 聰,竹山 雅夫","TiAl基合金の高温圧縮特性に及ぼすβ-Ti 相の影響","日本金属学会2012年春期講演大会（第150回)","日本金属学会2012年春期講演大会（第150回)講演概要(DVD)","社団法人日本金属学会",,,"p. S2-28",2012,Mar.
"高橋達也,竹山 雅夫","Ni-Fe基超合金の低応力長時間クリープ破断特性に及ぼすγ’初期粒子径の影響","日本金属学会2012年春期講演大会（第150回）","日本金属学会2012年春期講演大会（第150回）講演概要(DVD)","社団法人日本金属学会",,,"p. S2-16",2012,Mar.
"久澤大夢,寺田芳弘,竹山雅夫","鍛造Ni基超合金におけるγ'相の析出形態と格子ミスフィット","日本鉄鋼協会第163回春季講演大会","日本鉄鋼協会第163回春季講演大会講演概要集","日本鉄鋼協会",,,,2012,Mar.
"菊川敏一,今井佑治,竹山雅夫","種々の方位を有するTi-47.5Al フルラメラ単結晶のSEM内曲げ試験その場観察によるき裂伝播挙動","日本学術振興会耐熱金属材料第123委員会3月期研究会","日本学術振興会耐熱金属材料第123委員会研究報告","日本学術振興会","Vol. 53","No. 1","pp. 59-70",2012,Mar.
"泉 幸貴,寺田芳弘,竹山雅夫","Ni基鍛造合金におけるγ'相の組織形態に及ぼす格子ミスフィットの影響","日本金属学会2012春期大会","日本金属学会講演概要，2012年春期大会","日本金属学会",,,,2012,Mar.
"Naoya Kanno,Naoki Takata,Masao Takeyama","Effect of Grain Boundary Laves Phase on Mechanical Properties of Fe-20Cr-30Ni-2Nb Steels","TMS2012, 141st Annual Meeting & Exhibition","TMS2012 Final Program","TMS",,,"p. 410",2012,Mar.
"Masao Takeyama,IMANUEL TARIGAN","Design Approaches and Performance of Novel Austenitic Heat Resistant Steels Strengthened by TCP/GCP Intermetallics for A-USC Power Plants","TMS2012 141st Annual Meeting & Exhibition,","TMS2012 141st Annual Meeting & Exhibition, Final Program","TMS",,,"p. 409",2012,Mar.
"藤崎 秀俊,松田 光弘,高島 和希,峯 洋二,竹山 雅夫","TiAl 基合金の引張挙動のその場観察","日本金属学会2012年春期講演 (第150回) 大会","日本金属学会講演概要2012年春期講演 (第150回) 大会(DVD)","日本金属学会",,,,2012,Mar.
"大阪太郎,環野直也,竹山雅夫,佐々木直彦,堀井重克","日本刀の組織とその機械的性質","社団法人日本鉄鋼協会学会第163回春季講演大会","材料とプロセス","社団法人日本鉄鋼協会学会","Vol. 25","No. 1",,2012,Mar.
"広澤拓,稲富晴美,高田尚記,竹山雅夫","炭素無添加鋼Fe-Cr-Niオーステナイト鋼におけるσ相の析出形態に及ぼすB添加の効果","社団法人日本鉄鋼協会学会第163回春季講演大会","材料とプロセス","社団法人日本鉄鋼協会学会","Vol. 25","No. 1",,2012,Mar.