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2012 MRS Fall Meeting Logo2012 MRS Fall Meeting & Exhibit

November 25-30, 2012 | Boston
Meeting Chairs: Chennupati Jagadish, Thomas Lippert, Amit Misra, Eric Stach, Ting Xu

Symposium JJ : Intermetallic-based Alloys-Science, Technology, and Applications

2012-11-26   Show All Abstracts

Symposium Organizers

Ian Baker, Dartmouth College
Martin Heilmaier, Karlsruhe Institute of Technology (KIT)
Sharvan Kumar, Brown University
Kyosuke Yoshimi, Tohoku University

Symposium Support

Brown University
Deutsche Forschungsgemeinschaft (DFG)

General Electric Global Research Center
Tohoku University

JJ2: Titanium Aluminides II
Session Chairs
Helmut Clemens
Michael Mills
Monday PM, November 26, 2012
Hynes, Level 2, Room 206

2:30 AM - *JJ2.01
The Science, Technology, and Implementation of TiAl Alloys in Commercial Aircraft Engines

Bernard P Bewlay 1 Michael Weimer 2 Thomas Kelly 2 Akane Suzuki 1

1General Electric Global Research Niskayuna USA2GE Aviation Cincinnati USA

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3:00 AM - JJ2.02
Thermodynamic Calculations of Phase Equilibria and Phase Fractions of a beta;-solidifying TiAl Alloy Using the CALPHAD Approach

Robert Werner 1 Martin Schloffer 1 Emanuel Schwaighofer 1 Helmut Clemens 1 Svea Mayer 1

1Montanuniversitaet Leoben Leoben Austria

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3:15 AM - JJ2.03
In situ Analysis of the Deformation and Fracture Mechanisms of Ti-45Al-2Nb-2Mn-0.8v.%TiB2 at High Temperature

Rocio Munoz-Moreno 1 Carl J. Boehlert 1 2 Maria Teresa Perez-Prado 1 Elisa Ruiz-Navas 3 Javier LLorca 1 4

1IMDEA Materials Institute Madrid Spain2Michigan State University East Lansing USA3Carlos III University of Madrid Leganes (MADRID) Spain4Polytechnic University of Madrid Madrid Spain

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3:30 AM - JJ2.04
In situ High Energy XRD Study of the Hot-deformation Behaviour of a Novel Gamma-TiAl Alloy

Andreas Stark 1 Emanuel Schwaighofer 2 Svea Mayer 2 Thomas Lippmann 1 Lars Lottermoser 1 Andreas Schreyer 1 Helmut Clemens 2 Florian Pyczak 1

1Helmholtz-Zentrum Geesthacht Geesthacht Germany2Montanuniversitaet Leoben Leoben Austria

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3:45 AM - JJ2.05
3D Characterization of an Intermetallic beta;/gamma;-Titanium Aluminide Alloy

Michael Engstler 1 Svea Mayer 2 Christoph Pauly 1 Helmut Clemens 2 Frank Mamp;#252;cklich 1

1Saarland University Saarbramp;#252;cken Germany2Montanuniversitamp;#228;t Leoben Leoben Austria

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4:00 AM - JJ2
Break

4:30 AM - *JJ2.06
Oxidation Behavior of Intermetallic Titanium Aluminide Alloys

Michael Schuetze 1

1DECHEMA-Forschungsinstitut Frankfurt am Main Germany

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5:00 AM - JJ2.07
Oxidation Protection of gamma;-TiAl Alloys by Intermetallic Ti-Al-Cr-Zr Coatings

Reinhold Braun 1 Klemens Kelm 1 Arutiun P. Ehiasarian 2 Papken Eh. Hovsepian 2

1DLR - German Aerospace Center Cologne Germany2Sheffield Hallam University Sheffield United Kingdom

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5:15 AM - JJ2.08
High Temperature Oxidation Protection of Multi-phase Mo-containing TiA--Alloys by the Fluorine Effect

Alexander Donchev 1 Raluca Pflumm 1 Svea Mayer 2 Helmut Clemens 2 Michael Schuetze 1

1DFI Frankfurt/Main Germany2Montanuniversitaet Leoben Leoben Austria

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5:30 AM - JJ2.09
The Formation of a Passive Oxide Layer by Preferential Formation of Al Self-interstitial Defects in gamma-TiAl under Irradiation

Simon Charles Middleburgh 1 Roman E Voskoboinikov 1 Greg R Lumpkin 1

1ANSTO Lucas Heights Australia

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5:45 AM - JJ2.10
Atomic-scale Imaging of Defects in Ti-Sn Intermetallic Compounds

Adedapo Oni 1 H. M. Alipour 1 D. H. Hook 1 J. P. Maria 1 J. M. LeBeau 1

1North Carolina State University Raleigh USA

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JJ3: Poster Session
Session Chairs
Sharvan Kumar
Ian Baker
Martin Heilmaier
Kyosuke Yoshimi
Monday PM, November 26, 2012
Hynes, Level 2, Hall D

9:00 AM - JJ3.01
An Overview of Dry Sliding Wear of Two-phase FeNiMnAl Alloys

Xiaolan Wu 1 Fanling Meng 1 Ian Baker 1 Paul R Munroe 2

1Thayer School of Engineering, Dartmouth College Hanover USA2University of New South Wales Sydney Australia

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9:00 AM - JJ3.02
A Comparison of Dry Sliding Wear in Two FeNiMnAl Alloys

Yuan Lu 1 Ian Baker 1 Peter Blau 2 Francis Kennedy 1 Paul Munroe 3

1Dartmouth College Hanover USA2Oak Ridge National Laboratory Oak Ridge USA3University of New South Wales Sydney Australia

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9:00 AM - JJ3.03
The Effect of Stoichiometry on the Dry Sliding Wear of B2 FeAl

Jingwen Qiu 1 2 Ian Baker 1 Yong Liu 2 Paul Munroe 3

1Dartmouth College Hanover USA2Central South University Changsha China3University of New South Wales Sydney Australia

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9:00 AM - JJ3.04
Enhancement of Ductility in B2-type Fe-Co-Ni Alloys with Microstructural Control

Kozo Yamashita 1 Mitsuhiro Matsuda 1 Ryutaro Sago 1 Kazuki Takashima 1 Minoru Nishida 2

1Kumamoto University Kumamoto Japan2Kyushu University Fukuoka Japan

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9:00 AM - JJ3.05
Study on Microstructure and Properties of TiAl/NiCoCrAl Microlaminated Sheet Deposited by EBPVD

Li Ma 1

1Taizhou University Taizhou China

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9:00 AM - JJ3.06
Microstructure Control of Nb-Si Based Alloys with Cr, W, Ta and Zr by Using Nb3Si Phase Stability Control

Yuting Wang 1 Seiji Miura 2 Akira Yoshinari 1

1Hitachi Research Lab Hitachi Japan2Hokkaido University Sapporo Japan

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9:00 AM - JJ3.07
Phase Equilibria and Stability among gamma;-Fe/TCP/GCP Phases in Fe-Ni-Nb-Mo Quaternary System at Elevated Temperatures

Kosuke Suzuki 1 Naoki Takata 1 Yoshihiro Terada 1 Masao Takeyema 1

1Tokyo Institute of Technology Tokyo Japan

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9:00 AM - JJ3.08
Metastable Intermetallic TixAly Phases after 3D Laser Cladding of Initial Ti and Al Powders

Igor V Shishkovsky 1 2 Igor Smurov 2

1Lebedev Physics Institute of Russian Academy of Sciences, Samara Branch Samara Russian Federation2Universitamp;#233; de Lyon, Ecole Nationale damp;#8217;Ingamp;#233;nieurs de Saint-Etienne Saint-amp;#201;tienne France

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9:00 AM - JJ3.09
Microstructure and Tribological Properties of Gray Cast Iron Specimens Coated by Aluminizing, Boronizing, Chromizing and Siliconizing

Takashi Murakami 1 Kunio Matsuzaki 1 Yasuhisa Gomi 2 Shinya Sasaki 2 Haruyuki Inui 3

1National Institute of Advanced Industrial Science and Technology (AIST) Tsukuba Japan2Tokyo University of Science Tokyo Japan3Kyoto University Kyoto Japan

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9:00 AM - JJ3.10
Influence of Fourth Element Addition on Microstructure of NbSi2/MoSi2 Duplex Crystals

Koji Hagihara 1 Yoichiro Hama 1 Mitsuharu Todai 2 Takayoshi Nakano 2

1Osaka University Suita, Osaka Japan2Osaka University Suita, Osaka Japan

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9:00 AM - JJ3.11
Structure and Magnetic Properties of Mechanically-milled Gas-atomized MnAl Powders

Rumana Yaqub 1 Anurag Chaturvedi 1 Ian Ian Baker 1

1Dartmouth College Hanover USA

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9:00 AM - JJ3.12
Synthesis of Highly Ordered Cobalt Silicide Nanowires Using Sequential Processes of Novel, Promising Methods

Seulah Lee 1 Jaehong Yoon 2 Bonwoong Koo 3 Young-Woon Kim 3 Hyungjun Kim 2 Taeyoon Lee 1

1Nanobio Device Laboratory, Yonsei University Seoul Republic of Korea2Nanodevice Laboratory, Yonsei University Seoul Republic of Korea3In-situ Electron Microscopy Laboratory, Seoul University Seoul Republic of Korea

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9:00 AM - JJ3.13
Enhancement of Ductility in B2-type Zr-Co-Ni Alloys Associated with Martensitic Transformation and Microcrack

Mitsuhiro Matsuda 1 Yoshiaki Iwamoto 1 Ryutaro Sago 1 Kenji Akamine 1 Kazuki Takashima 1 Minoru Nishida 2

1Kumamoto University Kumamoto Japan2Kyushu University Kasuga Japan

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9:00 AM - JJ3.14
Texture and Anisotropy in PtAl2

Takuto Nakada 1 Ryuji Tamura 1

1Tokyo University of Science Noda, Chiba Japan

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9:00 AM - JJ3.16
High Temperature Deformation Behaviour of Refractory Metal Laves Phase Based Alloys

Ayan Bhowmik 1 Steffen Neumeier 2 Chrisopher Zenk 2 Mathias Goeken 2 Catherine M.F Rae 1 Howard J Stone 1

1University of Cambridge Cambridge United Kingdom2University of Erlangen-Namp;#252;rnberg Erlangen Germany

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9:00 AM - JJ3.17
Characterization of Ni3(Si,Ti) Intermetalic Alloys Synthesized by Powder Metallurgical Method

Yuki Miura 1 Takayuki Takasugi 1 Yasuyuki Kaneno 1 Atsushi Kakitsuji 2

1Osaka Prefecture University Sakai Japan2Technology Research Institute of Osaka Prefecture Izumi Japan

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9:00 AM - JJ3.18
Alloy Design for Reducing V Content of Dual Two-phase Ni3Al-Ni3V Intermetallic Alloys

Takahiro Hashimoto 1 Yasuyuki Kaneno 1 Takayuki Takasugi 1

1Osaka Prefecture University Sakai Japan

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9:00 AM - JJ3.19
Effect of Re Addition on Microstructure and Mechanical Properties of Ni Base Dual-two Phase Intermetallic Alloys

Seiya Ishii 1 Takayuki Takasugi 1 Yasuyuki Kaneno 1

1Osaka Prefecture University Sakai Japan

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9:00 AM - JJ3.20
Compressive Fracture Behavior of Bi-added Ni50Mn28Ga22 Ferromagnetic Shape Memory Alloys

Hirotaka Tanimura 1 Masaki Tahara 1 Tomonari Inamura 1 Hideki Hosoda 1

1Tokyo Institute of Technology Yokohama Japan

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9:00 AM - JJ3.21
Application of Ni Base Intermetallic Alloys to High Temperature Wear Resistant Products

Yasuyuki Kaneno 1 Takayuki Takasugi 1

1Osaka Prefecture University Sakai Japan

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9:00 AM - JJ3.22
Magnetic Properties of the Sm2Fe17Nx Alloy Sintered under High Pressure

Kei Imanari 1 Ryuji Tamura 1

1Tokyo University of Science Noda Japan

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9:00 AM - JJ3.23
Phase-Field Study on the Segregation Mechanism of Additive Elements in NbSi2/MoSi2 Duplex Silicide

Toshihiro Yamazaki 1 Yuichiro Koizumi 1 Akihiko Chiba 1 Koji Hagihara 2 Takayoshi Nakano 2 Koretaka Yuge 3 Kyosuke Kishida 3 Inui Haruyuki 3

1Tohoku University Sendai Japan2Osaka University Suita Japan3Kyoto University Kyoto Japan

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9:00 AM - JJ3.25
Investigation of the Structural Ordering in Magnetron Sputtered Co-Pt Films with Perpendicular Magnetic Anisotropy

Junghune Nam 1 Zachary J. Howard 1 Siddharth Gopal 2 Michael Scott Pierce 1

1Rochester Institute of Technology Rochester USA2Rochester Institute of Technology Rochester USA

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9:00 AM - JJ3.27
Compression of Micro-pillars of a Long Period Stacking Ordered Phase in the Mg-Zn-Y System

Atsushi Inoue 1 Hideyuki Yokobayashi 1 Kyosuke Kishida 1 Haruyuki Inui 1 Koji Hagihara 2

1Kyoto University Kyoto Japan2Osaka University Suita Japan

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9:00 AM - JJ3.28
Compression of Single-crystal Micropillars of the zeta; Intermetallic Phase in the Fe-Zn System

Masahiro Inomoto 1 Norihiko L. Okamoto 1 Haruyuki Inui 1

1Kyoto University Kyoto Japan

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9:00 AM - JJ3.29
Effects of the Microstructure and Minor Elements on the Fracture Toughness of Nb-Si Alloy

Takuya Okawa 1 Seiji Miura 1 Tetsuo Mohri 1

1Hokkaido University Sapporo Japan

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9:00 AM - JJ3.30
First-principles Study of Solute-stacking Fault Interaction in Magnesium

Hajime Kimizuka 1 Shigenobu Ogata 1

1Graduate School of Engineering Science, Osaka University Osaka Japan

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9:00 AM - JJ3.31
Temperature Dependence of Lattice Parameter and Elastic Moduli in B2-type FeAl

Mi Zhao 1 Kyosuke Yoshimi 2 Kouichi Maruyama 2 Kunio Yubuta 3

1Tohoku University Sendai Japan2Tohoku University Sendai Japan3Tohoku University Sendai Japan

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9:00 AM - JJ3.32
Compression Deformation of Single-crystal Pt3Al with the L12 Structure

Yoshihiko Hasegawa 1 Norihiko L. Okamoto 1 Haruyuki Inui 1

1Kyoto University Kyoto Japan

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9:00 AM - JJ3.33
Crystal Structure Evolution of La2Ni7 during Hydrogenation

Yuki Iwatake 1 Kyosuke Kishida 1 Haruyuki Inui 1

1Kyoto University Kyoto Japan

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9:00 AM - JJ3.35
Magnetic Properties of Sm2Co17/alpha;-Fe Multiphase Nanostructure

Kenji Tanaka 1 Ryuji Tamura 1

1Toukyou University of Science Noda Japan

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9:00 AM - JJ3.36
Effects of Ternary Additions on the Microstructure of Directionally-solidified MoSi2/Mo5Si3 Eutectic Composites

Kosuke Fujiwara 1 Yuta Sasai 1 Kyosuke Kishida 1 Haruyuki Inui 1

1Kyoto University Kyoto Japan

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9:00 AM - JJ3.37
Plastic Deformation of Directionally-solidified MoSi2/Mo5Si3 Eutectic Composites

Yuta Sasai 1 Atsushi Inoue 1 Kosuke Fujiwara 1 Kyosuke Kishida 1 Haruyuki Inui 1

1Kyoto University Kyoto Japan

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9:00 AM - JJ3.38
Structural and Magnetic Characterisation of Spark Plasma Sintered Fe-50Co Alloys

Mahesh Kumar Mani 1 Jeremy Peter Hall 1 Sam L Evans 2 Giuseppe Viola 3 4 Mike J Reece 3 4

1Cardiff University Cardiff United Kingdom2Cardiff University Cardiff United Kingdom3Queen Mary University of London London United Kingdom4Nanoforce Technology Ltd. London United Kingdom

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9:00 AM - JJ3.39
Micro-pillar Compression of Ni-base Superalloy Single Crystals

Kabir Arora 1 Kyosuke Kishida 1 Haruyuki Inui 1

1Kyoto University Kyoto Japan

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9:00 AM - JJ3.40
In-situ Observation of Cracking Behavior in Ti-47.5Al Lamellar Single Crystal

Toshikazu Kikugawa 1 Yuji Imai 1 Masao Takeyama 1

1Tokyo Institute of Technology Tokyo Japan

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9:00 AM - JJ3.41
Magnetic and Structural Properties of Heat-treated High-moment Mechanically Alloyed MnAlC Powders

Ogheneyunume Obi 1 Lee Burns 2 Yajie Chen 1 Trifon Fitchorov 1 Samantha Kim 3 Kaiwei Hsu 4 Donald Heiman 5 Laura H. Lewis 6 Vincent G. Harris 5 6

1Northeastern University Boston USA2Metamagnetics Inc Canton USA3Sharon High School Sharon USA4Walt Whitman High School Bethesda USA5Northeastern University Boston USA6Northeastern University Boston USA

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9:00 AM - JJ3.42
Diffusion Brazing of gamma;-TiAl-alloys: Investigations of the Joint by Electron Microscopy and High-energy X-Ray Diffraction

Katja Hauschildt 1 Uwe Lorenz 1 Andreas Stark 1 Norbert Schell 1 Torben Fischer 1 Malte Blankenburg 1 Martin Mueller 1 Florian Pyczak 1

1Helmholtz-Zentrum Geesthacht Geesthacht Germany

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9:00 AM - JJ3.43
Interface Properties of Epitaxial MnGa Layers on GaN(0001)

Christian Zube 1 Peter E. Bloechl 2 Arne Urban 1 Joerg Malindretos 1 Angela Rizzi 1

1Georg-August University Goettingen Goettingen Germany2Clausthal University of Technology Clausthal Zellerfeld Germany

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9:00 AM - JJ3.45
Microstructural Evolutions of Mono-crystal Co-Al-W Based Superalloys by High Temperature Creep Deformation

Takahiro Sumitani 1 Katsushi Tanaka 1 Haruyuki Inui 2 Nobuyasu Tsuno 3 Akihiro Sato 3

1Kobe University Kobe Japan2Kyoto University Kyoto Japan3IHI Co. Ltd. Yokohama Japan

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9:00 AM - JJ3.46
Structural, Magnetic Properties, and Mouml;ssbauer Analysis on Dy2Fe17-xNbx Compounds

Binod K Rai 1 Sanjay R Mishra 1

1The University of Memphis Memphis USA

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9:00 AM - JJ3.47
Effect of Ball Milling on Magnetic Properties of Nb Substituted R2Fe16Nb1 (R: Er and Gd) Alloys

Binod K Rai 1 Sanjay R Mishra 1

1The University of Memphis Memphis USA

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9:00 AM - JJ3.48
Structure and Shape Memory Properties of a Nanoscale Precipitation Ni-rich Ni-29.7Ti-20Hf (at.%) Alloy

Billy Chad Hornbuckle 1 Taisuke T Sasaki 2 Glen Bigelow 3 Ron Noebe 3 Mark L. Weaver 1 Greg B. Thompson 1

1University of Alabama Tuscaloosa USA2National Institute of Materials Science Tsukuba Japan3NASA Glenn Research Center Cleveland USA

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9:00 AM - JJ3.49
Creep Behavior of Fe-20Cr-30Ni-2Nb Austenitic Heat Resistant Steels under Steam Atmosphere at 1073 K

Yu Misosaku 1 Imanuel Tarigan 1 Naoki Takata 1 Yosihiro Terada 1 Masao Takeyama 1

1Tokyo Institute of Technology Tokyo Japan

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JJ1: Titanium Aluminides I
Session Chairs
Bernard Bewlay
Masao Takeyama
Monday AM, November 26, 2012
Hynes, Level 2, Room 206

9:15 AM - JJ1
Opening Remarks

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9:30 AM - *JJ1.01
Advanced Intermetallic Titanium Aluminides - Development Status and Perspectives

Helmut Clemens 1 Thomas Schmoelzer 1 Martin Schloffer 1 Emanuel Schwaighofer 1 Robert Werner 1 Andrea Gaitzenauer 1 Boryana Rashkova 1 Svea Mayer 1

1Montanuniversitaet Leoben Leoben Austria

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10:00 AM - JJ1.02
On the Processing of Blades by Spark Plasma Sintering

Alain Couret 1 Thomas Voisin 1 Monchoux Jean-Phillipe 1

1CEMES/CNRS Toulouse France

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10:15 AM - JJ1.03
Development of TNM TiAl Alloys by Spark Plasma Sintering

Thomas Voisin 1 Jean-Philippe Monchoux 1 Helmut Clemens 2 Alain Couret 1

1CEMES/CNRS Toulouse France2Montanuniversitaet Leoben Leoben Austria

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10:30 AM - JJ1.04
Near Conventional Forging of an Advanced TiAl Alloy

Daniel Huber 1 Helmut Clemens 2 Martin Stockinger 1

1Bohler Schmiedetechnik GmbH amp; Co KG Kapfenberg Austria2Montanuniversitamp;#228;t Leoben Leoben Austria

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10:45 AM - JJ1.05
Optimized Hot-forming of an Intermetallic Multi-phase TiAl Alloy

Andrea Gaitzenauer 1 Martin Mamp;#252;ller 1 Helmut Clemens 1 Patrick Voigt 2 Robert Hempel 2 Svea Mayer 1

1Montanuniversitaet Leoben Austria2Titanium Solutions GmbH Bremen Germany

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11:00 AM - JJ1
Break

11:30 AM - JJ1.06
Diffusion Brazing of Titanium- and Nickel-aluminides Using Ge-based Alloys

Liliana I Duarte 1 Thomas L. Reichmann 2 Roland Bittner 2 Klaus W. Richter 2 Christian Leinenbach 1

1Empa, Swiss Federal Laboratories for Materials Science and Technology Duebendorf Switzerland2University of Vienna Vienna Austria

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11:45 AM - JJ1.07
Effect of Microstructure on Mechanical Properties in Wrought TiAl Alloy

Keiji Kubushiro 1 Satoshi Takkahashi 1 Yasuko Masuda 1 Masao Takeyama 2

1IHI Corporation Yokohama Japan2Tokyo Institute of Technology Tokyo Japan

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12:00 PM - JJ1.08
Investigation on Carbon Solubility and Carbide Precipitation in Ti-45Al-5Nb-xC Alloys

Li Wang 1 Heike Gabrisch 1 Uwe Lorenz 1 Florian Pyczak 1 Andreas Stark 1 Norbert Schell 1 Andreas Schreyer 1

1Institute of Materials Research, Helmholtz-Zentrum Geesthacht Geesthacht Germany

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12:15 PM - JJ1.09
TiAlNb-alloy with a Modulated B19/beta; Constituent Produced by Powder Metallurgy

Heike Gabrisch 1 S. Eggert 1 U. Lorenz 1 M. Oehring 1 J. Paul 1 F. Pyczak 1 N. Schell 1 F. P. Schimansky 1 A. Stark 1

1HZG Geesthacht Germany

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12:30 PM - JJ1.10
Relaxation Processes at High Temperature in TiAl-Nb-Mo Intermetallics

Pablo Simas 1 Thomas Schmoelzer 2 Svea Mayer 2 Maria L Namp;#243; 3 Helmut Clemens 2 Jose San Juan 1

1Universidad del Pais Vasco Bilbao Spain2Montanuniversitaet Leoben Leoben Austria3Universidad del Pais Vasco Bilbao Spain

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12:45 PM - JJ1.11
Phase Transformations and Transitional Phases in an Intermetallic Beta-solidifying TiAl-Mo Alloy

Svea Mayer 1 Andreas Stark 2 Heike Gabrisch 2 Florian Pyczak 2 Thomas Lippmann 2 Andreas Schreyer 2 Helmut Clemens 1

1Montanuniversitaet Leoben Leoben Austria2Helmholtz-Zentrum Geesthacht Geesthacht Germany

Show Abstract

2012-11-27   Show All Abstracts

Symposium Organizers

Ian Baker, Dartmouth College
Martin Heilmaier, Karlsruhe Institute of Technology (KIT)
Sharvan Kumar, Brown University
Kyosuke Yoshimi, Tohoku University

Symposium Support

Brown University
Deutsche Forschungsgemeinschaft (DFG)

General Electric Global Research Center
Tohoku University
JJ5: L12, B2 and DO3 Compounds
Session Chairs
Seiji Miura
Oliver Kastner
Tuesday PM, November 27, 2012
Hynes, Level 2, Room 206

2:30 AM - JJ5.01
Temporal Evolution of the Nanostructure and Spatial Correlations of a Model Ni-Al-Mo Superalloy

Yiyou Tu 2 Elizaveta Plotnikov 1 Zugang Mao 1 David N Seidman 1 3

1Northwestern University Evanston USA2Southeast University Nanjing China3Northwestern University Center for Atom-Probe Tomography (NUCAPT) Evanston USA

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2:45 AM - JJ5.02
Effect of Interstitial Carbon Atoms on Phase Stability and Mechanical Properties of E21 (L12) Ni3AlC1-x Single Crystals

Yoshisato Kimura 1 Masato Kawakita 1 Hiroyasu Yuyama 1 Yaw-Wang Chai 1

1Tokyo Institute of Technology Yokohama Japan

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3:00 AM - JJ5.03
Deformation Structures in Crept Co-base Superalloys Hardened by L1_2-intermetallic Precipitates

Florian Pyczak 1 Alexander Bauer 2 Mathias Goeken 2 Uwe Lorenz 1 Steffen Neumeier 2 Michael Oehring 1 Jonathan Paul 1 Norbert Schell 1 Andreas Schreyer 1 Andreas Stark 1 Felix Symanzik 3

1Helmholtz-Zentrum Geesthacht Geesthacht Germany2University Erlangen-Nuernberg Erlangen Germany3Helmut-Schmidt-University Hamburg Germany

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3:15 AM - JJ5.04
Melting and Homogeneity Range of B2 CoAl and Re-assessment of the Co-Al System

Frank Stein 1 Cuiyun He 2

1Max-Planck-Institut fuer Eisenforschung Duesseldorf Germany2College of Materials Science and Engineering, Guangxi University Nanning China

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3:30 AM - JJ5.05
The Mechanical Properties of near-equiatomic B2/f.c.c. FeNiMnAl Alloys

Xiaolan Wu 1 Ian Baker 1 Hong Wu 1 2

1Thayer School of Engineering, Dartmouth College Hanover USA2Central South University Changsha China

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3:45 AM - JJ5.06
The Effect of Grain Boundary Precipitates on High Temperature Strength in Fe3Al Based Alloys

Satoru Kobayashi 1 Ryo Makihara 2 Takayuki Takasugi 2 Kazuhiro Kimura 1 Kaneaki Tsuzaki 1

1NIMS Tsukuba Japan2Osaka Prefecture University Sakai Japan

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4:00 AM - JJ5
Break

4:30 AM - JJ5.07
Hardening Mechanism of Fe-Al-Ni Single Crystals Containing NiAl Precipitates

Hiroyuki Y Yasuda 1 Taisuke Edahiro 1

1Osaka University Osaka Japan

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