Meetings & Events

Fall 2006 logo2006 MRS Fall Meeting & Exhibit

November 27 - December 1, 2006 | Boston
Meeting Chairs:
 Babu R. Chalamala, Louis J. Terminello, Helena Van Swygenhoven

 

Symposium II : Advanced Intermetallic-Based Alloys

2006-11-27   Show All Abstracts

Symposium Organizers

Chong Long Fu Oak Ridge National Laboratory
Helmut Clemens University of Leoben
Masao Takeyama Tokyo Institute of Technology
Joerg Wiezorek University of Pittsburgh
David Morris CENIM CSIC
II1: Iron and Nickel Aluminides
Session Chairs
Ian Baker
Frank Stein
Monday AM, November 27, 2006
Commonwealth (Sheraton)

9:30 AM - **II1.1
Strengthening Mechanisms for Fe-Al-based Alloys with Increased Creep Resistance at High Temperatures.

Martin Palm 1 , André Schneider 2 , Gerhard Sauthoff 1
1 , MPI f. Eisenforschung GmbH, Düsseldorf Germany, 2 , Salzgitter Mannesmann Forschung GmbH, Duisburg Germany

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10:00 AM - II1.2
The Effects of Strain Rate and Temperature on the Mechanical Properties of the High-strength Spinodal Alloy Fe30Ni20Mn25Al25..

Ian Baker 1 , Taniquea Boyd 1 , James Hanna 1 , George Gray 2
1 Thayer School of Engineering, Dartmouth College, Hanover, New Hampshire, United States, 2 Materials Science and Technology Division, Los Alamos National Laboratory, Los Alamos, New Mexico, United States

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10:15 AM - II1.3
Microstructure Control Using Precipitate Phases for the Development of Heat Resistant Fe3Al-based Alloys.

Satoru Kobayashi 1 , Stefan Zaefferer 1
1 , Max-Planck-Institute fuer Eisenforschung GmbH, Duesseldorf Germany

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10:30 AM - II1.4
Strengthening at High Temperatures in an Iron-aluminium Alloy by the Precipitation of Stable and Coherent Intermetallic Particles.

David Morris 1 , Maria Munoz-Morris 1 , Luis Requejo 1
1 Physical Metallurgy, CENIM,CSIC, Madrid Spain

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10:45 AM - II1.5
High Cohesive Special Boundaries in Boron-free Fe-40%at. Al.

Anna Fraczkiewicz 1 , Tiphaine Cordonnier 1
1 UMR CNRS 5146, Ecole Nationale Superieure des Mines, St-Etienne France

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11:00 AM -
BREAK

11:15 AM - II1.6
Effects of Dislocation and Microstructure on Pseudoelasticity in D03-Type Fe3Al Single Crystals.

Yukichi Umakoshi 1 , Takashi Nakajima 1 , Hiroyuki Yasuda 2 1
1 Division of Materials and Manufacturing Science, Graduate School of Engineering, Osaka University, Osaka Japan, 2 Research Center for Ultra-High Voltage Electron Microscopy, Osaka University, Osaka Japan

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11:30 AM - II1.7
Pseudoelasticity and Shape Memory in Single Crystal Fe3Al.

Saurabh Kabra 1 , Hongbin Bei 1 2 , Easo George 2 1
1 Department of Materials Science and Engineering, University of Tennessee, Knoxville, Knoxville, Tennessee, United States, 2 Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States

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11:45 AM - II1.8
Microstructure and Mechanical Behaviour of a Duplex fcc-B2 Fe-Ni-Al Alloy.

Maria Munoz-Morris 1 , David Morris 1
1 Physical Metallurgy, CENIM,CSIC, Madrid Spain

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12:00 PM - II1.9
Texture Memory Effect During Heat Treatment in the Heavily Cold Rolled Ni3Al Foils.

Masahiko Demura 1 , Ya Xu 1 , Kyosuke Kishida 2 , Toshiyuki Hirano 1
1 Fuel Cell Materials Center, National Institute for Materials Science, Tsukuba, Ibaraki, Japan, 2 Department of Materials Science and Engineering, Kyoto University, Sakyo-ku, Kyoto, Japan

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12:15 PM - II1.10
Microstructure and High Temperature Mechanical Behavior of B2 Ni-Al-Ru Ternary Alloys.

Fang Cao 1 , Tresa Pollock 1
1 Materials Science and Engineering, University of Michigan, Ann Arbor, Michigan, United States

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12:30 PM - II1.11
Modifications of Surface Microstructure and Properties Induced by High Current Pulsed Electron Beam (HCPEB) Treatments of Intermetallics.

Thierry Grosdidier 1 , JianXin Zou 1 2 , XiangDong Zhang 2 1 , ShengZhi Hao 2 , Chuang Dong 2
1 Material Science - LETAM, University Paul Verlaine, Metz France, 2 Material Science, Dalian University of Technology, Dalian China

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12:45 PM - II1.12
Three-dimensional Imaging of Ordering Alloys using DFTEM Tomography.

Satoshi Hata 1 , Kousuke Kimura 2 , Gao Ye 2 , Syo Matsumura 2 , Tomokazu Moritani 3 , Minoru Doi 3
1 Department of Applied Science for Electronics and Materials, Kyushu University, Kasuga, Fukuoka Japan, 2 Department of Applied Quantum Physics and Nuclear Engineering, Kyushu University, Fukuoka, Fukuoka Japan, 3 Department of Materials Science and Engineering, Nagoya Institute of Technology, Nagoya, Aichi Japan

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II2: Theory
Session Chairs
James Morris
Yunzhi Wang
Monday PM, November 27, 2006
Commonwealth (Sheraton)

2:30 PM - **II2.1
First-principle Thoery of Phase Stability, Phase Equilibria and Phase Transition of Ordered Compounds.

Tetsuo Mohri 1
1 Materials Science and engineering, Hokkaido University, Sapporo Japan

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3:00 PM - II2.2
Predicting the Crystal Structure of Intermetallics using Data Mining and Quantum Mechanics.

Chris Fischer 1 , Kevin Tibbetts 1 , Dane Morgan 2 , Gerbrand Ceder 1
1 Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States, 2 Department of Materials Science and Engineering, University of Wisconsin, Madison, Wisconsin, United States

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3:15 PM - II2.3
Structural Transformations and Improved Ductility in Ordered FeCo and ZrCo Intermetallics.

Maja Krcmar 1 2 , Chong Long Fu 1 , James Morris 1 3
1 Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States, 2 Physics Department, Grand Valley State University, Allendale, Michigan, United States, 3 Department of Materials Science and Engineering, University of Tennessee, Knoxville, Tennessee, United States

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3:30 PM -
BREAK

4:30 PM - **II2.4
Multiscale Phase Field Modeling of γ′Precipitation and Deformation in Ni-Base Superalloys.

Chen Shen 1 , Ju Li 1 , Mike Mills 1 , Yunzhi Wang 1
1 Materials Science and Engineering, The Ohio State University, Columbus, Ohio, United States

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5:00 PM - II2.5
The Effect of Constraints on Plastic Deformation.

Vaclav Paidar 1
1 , Institute of Physics, Praha 8 Czech Republic

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5:15 PM - II2.6
Precipitation-Induced Nano-Twinning.

Franz Fischer 1 , Fritz Appel 2 , Helmut Clemens 3
1 Institute of Mechanics, Montanuniversität Leoben, Leoben Austria, 2 Institute for Materials Research, GKSS Research Centre, Geesthacht Germany, 3 Department of Physical Metallurgy and Materials Testing, Montanuniversität Leoben, Leoben Austria

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5:30 PM - II2.7
Anomalous Equilibrium Volume Change of Magnetic Fe-Al Crystals.

Martin Friak 1 , Jörg Neugebauer 1
1 , Max-Planck-Institut für Eisenforschung, GmbH, Duesseldorf Germany

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5:45 PM - II2.8
Applications of Zintl Intermetallics: SrAl2 a Wetting Layer for 2D Growth in Heterogeneous Stacks.

Alexander Demkov 1
1 Department of Physics, University of Texas-Austin, Austin, Texas, United States

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2006-11-28   Show All Abstracts

Symposium Organizers

Chong Long Fu Oak Ridge National Laboratory
Helmut Clemens University of Leoben
Masao Takeyama Tokyo Institute of Technology
Joerg Wiezorek University of Pittsburgh
David Morris CENIM CSIC
II3: Ferromagnetic Shape Memory Alloys and Magnetic Intermetallics
Session Chairs
Peter Mullner
Wolfgang Pfeiler
Tuesday AM, November 28, 2006
Commonwealth (Sheraton)

9:30 AM - **II3.1
Magnetoplasticity and Nano-Magneto-Mechanics of Magnetic Shape-Memory Alloys.

Peter Mullner 1 , Zak Clark 2 , Linda Kenoyer 2 , William Knowlton 2 , Gernot Kostorz 3
1 Department of Materials Science and Engineering, Boise State University, Boise, Idaho, United States, 2 Departments of Materials Science & Engineerng and Electrical & Computer Engineering, Boise State University, Boise, Idaho, United States, 3 , ETH Zürich, Zürich Switzerland

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10:00 AM - **II3.2
Control of Microstructure Driven by Magnetic Field in Ferromagnetic Intermetallics.

Tomoyuki Kakeshita 1 , Takashi Fukuda 1
1 Department of Materials Science and Engineering, Graduate School of Engineering, Osaka University, Suita Japan

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10:30 AM - II3.3
Systematic Investigation of Magnetostrictive and Ferromagnetic Shape Memory Alloys in the FePdGa Ternary System.

Jason Hattrick-Simpers 1 , Samuel Lofland 2 , Antonio Orozco 3 , Lee Knauss 3 , Manfred Wuttig 1 , Ichiro Takeuchi 1
1 Materials Engineering, University of Maryland, College Park, Maryland, United States, 2 Department of Physics and Astronomy, Rowan University, Glassboro, Maryland, United States, 3 , Neocera, Beltsville, Maryland, United States

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10:45 AM - II3.4
Acoustic Attenuation in Ferromagnetic Shape Memory Alloy Polymer Composites Embedded with Double PZT Sensors.

Manickam Mahendran 1 , Jorge Feuchtwanger 1 , Bradley W.Peterson 1 , Robert C.O'Handley 1
1 Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States

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11:00 AM -
BREAK

11:15 AM - **II3.5
L10 Ordered Intermetallics for Ultrahigh Density Magnetic Recording Media: Phase Formation and the Role of Alloy Chemistry and Composition.

Katayun Barmak 1
1 Materials Science and Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States

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11:45 AM - II3.6
Cold-Deformation and Annealing of equiaxed L1o-ordered FePd Intermetallics.

Aniridha Deshpande 2 , Jörg Wiezorek 1
2 High Intensity Discharge, GE (Lighting Technology), Willoughby, Ohio, United States, 1 MSE, University of Pittsburgh, Pittsburgh, Pennsylvania, United States

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12:00 PM - II3.7
Kinetics of L10 Long-range Ordering in FePd Thin Film.

Chaisak Issro 1 , Veronique Pierron-Bohnes 2 , Wolfgang Püschl 1 , Rafal Kozubski 3 , Wolfgang Pfeiler 1
1 Faculty of Physics, University of Vienna, Vienna Austria, 2 , Institut de Physique et Chimie des Matériaux de Strasbourg, Strasbourg France, 3 M. Smoluchowski Institute of Physics, Jagellonian University, Cracow Poland

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12:15 PM - II3.8
Microstructural Evolution during Post Deposition Annealing of Pulsed Laser Deposited Fe(100-x) Pdx Thin Films.

Andreas Kulovits 1 , John Leonard 1 , Jorg Wiezorek 1
1 MSE, University of Pittsburgh, Pittsburgh, Pennsylvania, United States

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12:30 PM - II3.9
Magnetic Anisotropy in Cubic Fe3Pd.

Yi Qi 1 , Liyang Dai 1 , James Cullen 1 , Manfred Wuttig 1 , John Cumings 1
1 Materials Science and Engineering, University of Maryland, College Park, College Park, Maryland, United States

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12:45 PM - II3.10
In-Situ Studies of Phase Transformation in Ferromagnetic Shape-Memory Bulk Polycrystals and Nanoparticles.

Yandong Wang 1 , Yang Ren 2 , Hahn Choo 3 , Peter K. Liaw 3
1 , Notheastern University, Shenyang China, 2 , Argonne National Laboratory, Argoone, Illinois, United States, 3 , The University of Tennessee, Knoxville, Tennessee, United States

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II4: Thermoelectric and Shape Memory Alloys
Session Chairs
Haruyuki Inui
Yukichi Umakoshi
Tuesday PM, November 28, 2006
Commonwealth (Sheraton)

2:30 PM - **II4.1
Defect Control and Defect Engineering of Transition-metal Silicides.

Haruyuki Inui 1
1 Department of Materials Science & Engineering, Kyoto University, Kyoto Japan

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3:00 PM - II4.2
Solid-State Synthesis of Magnesium Base Thermoelectric Alloys via Bulk Mechanical Alloying.

Tatsuhiko Aizawa 1 2 , Renbo Song 3
1 Department of Materials Science and Engineering, University of Toronto, Toronto, Ontario, Canada, 2 , Osaka Prefecture UNiversity, Osaka Japan, 3 , University of Science and Technology Beijing, Beijing China

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3:15 PM - II4.3
Thermoelectric Properties of Half-Heusler Compounds N-type MNiSn and P-type MPtSn (M = Hf, Zr).

Yoshisato Kimura 1 , Tomoya Kuji 1 , Akihisa Zama 1 , Yoshinao Mishima 1
1 Materials Science and Engineering, Tokyo Institute of Technology, Yokohama Japan

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3:30 PM - II4.4
Thermoelectric Properties of ZrNiSn based half-Heusler Compounds.

Shinsuke Yamanaka 1 , Hiroaki Muta 1 , Ken Kurosaki 1
1 Graduate School of Engineering, Osaka University, Suita, Osaka, Japan

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3:45 PM - II4.5
Thermoelectric Properties of Ba-Ge based type-III Clathrate Compounds.

Jung-Hwan Kim 1 , Norihiko Okamoto 1 , Katsushi Tanaka 1 , Haruyuki Inui 1
1 Materials Science and Engineering, Kyoto University, Kyoto Japan

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4:00 PM -
BREAK

4:15 PM - II4.6
Thermoelectric Figure of Merit Enhancement of FeSi2 Thin Film with [100] Orientation.

Hirofumi Kakemoto 1 , Tohru Higuchi 2 , Hajime Shibata 3 , Satoshi Wada 1 , Takaaki Tsurumi 1
1 , Tokyo Institute of Technology, Meguro, Tokyo, Japan, 2 , Tokyo University of Science, Shinjuku, Tokyo, Japan, 3 , National Institute of Advanced Industrial Science and Technology, Tsukuba Central 2, Tsukuba, Japan

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4:30 PM - II4.7
Classification and Characterization of the Shape Memory Binary Alloys.

Mitsuo Notomi 1 , Krystyn Van Vliet 2 , Sidney Yip 2
1 Mechanical Engineering, Meiji university, Kawasaki, Kanagawa, Japan, 2 Materials Science and Engineering, MIT, Cambridge, Massachusetts, United States

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4:45 PM - II4.8
Meta-stable Behavior of Cu-Al-Ni Functional Intermetallics, Studied by Mechanical Spectroscopy and "in situ" TEM Heating.

Jose San Juan 1 3 , Alfonso Ibarra 2 , Angel López-Echarri 1 , Eduardo Bocanegra 2 , Maria Nó 2
1 Fisica Materia Condensada, Universidad del Pais Vasco, Bilbao Spain, 3 Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States, 2 Fisica Aplicada II, Universidad del Pais Vasco, Bilbao Spain

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5:00 PM - II4.9
High-throughput Characterization of Ternary Ni-Ti-X Shape Memory Thin Films using Automated Temperature-dependent Resistivity Measurements.

Robert Loebel 1 2 , Sigurd Thienhaus 1 2 , Alfred Ludwig 1 2
1 Combinatorial Materials Science, caesar, Bonn Germany, 2 Institute of Materials, Ruhr-University, Bochum Germany

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5:15 PM - II4.10
Control and Characterization of Grain Boundary in B2 Type Ti-Ni Alloy.

Minoru Nishida 1 , Mitsuhiro Matsuda 1 , Akinori Kakisaka 1 , Sadahiro Tsurekawa 2
1 Materials Science and Engineering, Kumamoto University, Kumamoto Japan, 2 Mechanical Engineering, Tohoku University, Sendai Japan

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5:45 PM - II4.12
Internal Structure of B19 Martensite in TiAu Shape Memory Alloy.

Tomonari Inamura 1 , Ryosuke Tachi 2 , Kenji Wakashima 1 , Hideki Hosoda 1
1 Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama Japan, 2 Graduate Student, Tokyo Institute of Technology, Yokohama Japan

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II5: Poster Session
Session Chairs
Helmut Clemens
David Morris
Masao Takeyama
Jörg Wiezorek
Tuesday PM, November 28, 2006
Exhibition Hall D (Hynes)

9:00 PM - II5.1
On the Massive Transformation in High Niobium Containing TiAl Alloys.

Christina Scheu 1 , Limei Cha 1 , Harald Chladil 1 , Helmut Clemens 1 , Arno Bartels 2 , Walter Wolf 3 , Raimund Podloucky 4 5
1 Department of Physical Metallurgy and Materials Testing, University of Leoben, Leoben Austria, 2 Materials Science and Technology, TU-Hamburg-Harburg, Hamburg Germany, 3 , MaterialsDesign s.a.r.l, Le Mans France, 4 Institut für Physikalische Chemie, University of Vienna, Vienna Austria, 5 , Center for Computational Materials Science, Vienna Austria

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9:00 PM - II5.10
Synthesis of FeAl Hetero-Nanostructured Bulk Parts via Spark Plasma Sintering of Milled Powder.

Thierry Grosdidier 1 , Gang Ji 1 , Frederic Bernard 2 , Sebastien Launois 3
1 Material Science - LETAM, University Paul Verlaine, Metz France, 2 Material Science - LRRS, University of Dijon, Dijon France, 3 Département de Technologie pour l'Energie et les Nanomatériaux, Commissariat à l'Energie Atomique, Grenoble France

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9:00 PM - II5.11
TEM Observation of Vacancy Clustering Process in FeAl Single Crystal.

Masafumi Tsunekane 1 , Kyosuke Yoshimi 1 , Kouichi Maruyama 1
1 Graduate School of Environmental Studies, Tohoku University, Sendai Japan

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9:00 PM - II5.12
Surface and Bulk Characterization of a Fe-40Al (% at.) Intermetallic in as-cast Condition.

Roberto Diaz 1 , Julio Islas 1
1 , UNAM, Mexico DF Mexico

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9:00 PM - II5.13
Line Width Broadening, Peak Shifts and the Equation of State of Plastically Deformed Solids Under Uniaxial Stresses.

John Vassiliou 1 , J. Otto 2 , G. Frommeyer 3
1 Physics, Villanova University, Villanova, Pennsylvania, United States, 2 , Joint Research Center for the European Commission, Brussels Belgium, 3 , MPI Eisenforschung, 40237 Dusseldorf Germany

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9:00 PM - II5.14
Synthesis, Microstructure, and Mechanical Properties of FeCo-VC Composites.

Hongbin Bei 1 2 , Easo George 1 2
1 Materials Science and Technology Division, Oak Ridge national Labortory, Oak Ridge, Tennessee, United States, 2 Materials Science and Engineering, The Unversity of Tennessee, Knoxville, Tennessee, United States

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9:00 PM - II5.15
Atomic Disorder and its Relation to the Magnetic Behavior in CoFe1-xAlx Alloys.

Tetsuya Fujiwara 1 , Shigeyuki Kikuchi 1 , Hiroki Ishibashi 1 , Mineo Kogachi 1
1 Department of Physical Science, Graduate School of Science, Osaka Prefecture University, Sakai, Osaka, Japan

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9:00 PM - II5.16
Evolution and Interaction of Dislocations in B2 Intermetallics: Fully Anisotropic Discrete Dislocation Dynamics Simulations.

Qian Chen 0 , Bulent Biner 0
0 Ames Laboratory, Iowa State University, Ames, Iowa, United States

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9:00 PM - II5.17
Phase Equilibria among α-Fe, γ-Fe and Fe2Mo Phases and Stability of the Laves Phase in Fe-Ni-Mo Ternary System at Elevated Temperatures.

Shigehiro Ishikawa 1 , Shingo Okamoto 1 , Takashi Matsuo 1 , Masao Takeyama 1
1 Metallurgy and Ceramics Science, Tokyo Institute of Technology, Tokyo Japan

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9:00 PM - II5.18
UFG to NC FePd by Combined Reaction Transformation Mode of Severely Plastically Deformed gamma – FePd.

Vincent Sokalski 1 , Andreas Kulovits 1 , Jorg Wiezorek 1
1 MSE, University of Pittsburgh, Pittsburgh, Pennsylvania, United States

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9:00 PM - II5.19
Microstructural Characterization of the Novel Alloys in the FeCoMnAl System.

Johnathan Loudis 1 , I. Baker 1 , S. Lish 1 , C. Zhang 1
1 Thayer School of Engineering, Dartmouth College, Hanover, New Hampshire, United States

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9:00 PM - II5.2
Compression and Compressive Creep Behaviors in Titanium Aluminides alloyed with Vanadium comprizing Gamma+Beta Dual Phase Microstructures.

Tohru Takahashi 1 , Yohji Kojima 2 , Koshiro Otsuka 2
1 Dept. Mechanical Systems Engg., Tokyo Univ. Agric. & Tech., Koganei, Tokyo, Japan, 2 Graduate Student, Tokyo Univ. Agric. & Tech., Koganei Japan

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9:00 PM - II5.20
Plastic Deformation Behavior of Oriented Ni3V Crystals with D022 Structure.

Koji Hagihara 1 , Mayumi Mori 1 , Yukichi Umakoshi 1
1 Division of Materials and Manufacturing Science, Graduate School of Engineering, Osaka University, Suita, Osaka, Japan

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9:00 PM - II5.21
Microstructural Evolution of Dual Multi-Phase Intermetallic Alloys Composed of GCP Ni3Al and Ni3V Phases Containing Ti.

Takayuki Takasugi 1 2 , Yasuyuki Kaneno 1 , Hiroshi Tsuda 1
1 Department of Materials Science, Graduate School of Engineeering, , Osaka Prefecture Univrersity, 1-1 Gakuen-cho, Naka-ku, Sakai, Osaka Prefecture, Japan, 2 Osaka Center for Industrial Materials Research, Institute for Materials Research, Tohoku University, 1-1 Gakuen-cho, Naka-ku, Sakai, Osaka Prefecture, Japan

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9:00 PM - II5.22
Wear Behavior Related to Microstructures of Ni3Al-based Materials.

Karin Gong 1 , Heli Luo 2 , Erik Strom 1 , Changhai Li 1
1 Materials and Manufacturing Technology, Chalmers University of Technology, Göteborg Sweden, 2 Structural Materials Research, Central Iron & Steel Research Institute, Beijing China

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9:00 PM - II5.23
Role of Topologically Close Packed Phase Precipitates in Ductilizing Cr-Re and Mo-Re Alloys.

Oleg Kontsevoi 1 , Nadezhda Medvedeva 2 , Yuri Gornostyrev 3 , Arthur Freeman 1
1 Physics & Astronomy, Northwestern University, Evanston, Illinois, United States, 2 , Institute of Solid State Chemistry, Ekaterinburg Russian Federation, 3 , Institute of Metal Physics, Ekaterinburg Russian Federation

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9:00 PM - II5.24
Combustion Synthesis of Single-Walled Carbon Nanotube Reinforced Nickel Aluminides.

Lori Groven 1 , Brian Glover 2 , Jan Puszynski 1
1 Chemical and Biological Engineering, SDSM&T, Rapid City, South Dakota, United States, 2 Electrical Engineering, SDSM&T, Rapid City, South Dakota, United States

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9:00 PM - II5.25
Tensile Property of Cold-Rolled Foils of Ni-Based and Co-Based L12 Intermetallic Alloys.

Yasuyuki Kaneno 1 , Takayuki Takasugi 1 2 , Tadamichi Myoki 1
1 Department of Materials Science, Osaka Prefecture University, Sakai, Osaka, Japan, 2 Osaka Center for Industrial Materials Research, Institute for Materials Research, Tohoku University, Sakai, Osaka, Japan

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9:00 PM - II5.26
Phase-separations of Coherent Precipitates of Ordered Phases in Elastically Constrained Alloys.

Minoru Doi 1 , Hiroshi Kumagai 1 , Kanako Nakashima 1 , Takao Kozakai 1
1 Materials Science and Engineering, Nagoya Institute of Technology, Nagoya Japan

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9:00 PM - II5.27
Microstructure and Mechanical Properties of Dual Multi-Phase Intermetallic Alloys Composed of GCP Ni3Al and Ni3V Phases containing Nb.

Wataru Soga 1 , Yasuyuki Kaneno 1 , Takayuki Tkasugi 1 2
1 , Department of Materials Science, Graduate School of Engineering, Osaka Prefecture University, Sakai, Osaka, Japan, 2 , Osaka Center for Industrial Materials Research, Institute for Materials Research, Tohoku University, Sakai, Osaka, Japan

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9:00 PM - II5.28
The Broadening of Crystallographic Orientation Distribution in Crept Ni-base Superalloys.

Toru Inoue 1 , Katsushi Tanaka 1 , Haruyuki Inui 1
1 Materials Scinence and Engineering, Kyoto University, Kyoto Japan

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9:00 PM - II5.29
Formation Process of Rhenium-Base Diffusion Barrier on a Nickel-Base Superalloy.

Yongming Wang 1 , Takanori Suda 1 , Shigenari Hayashi 1 , Somei Ohnuki 1 , Toshio Narita 1
1 , Hokkaido University, Sapporo Japan

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9:00 PM - II5.3
Effect of Cooling Rate and Composition on Lamellar Microstructure and Creep Resistance of TiAl Alloys.

Hanliang Zhu 1 , Dongyi Seo 2 , Kouichi Maruyama 1 , Peter Au 2
1 Graduate School of Environmental Studies, Tohoku University, Sendai Japan, 2 Institute for Aerospace Research, National Research Council Canada, Ottawa, Ontario, Canada

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9:00 PM - II5.30
Effect of Heat Treatment on the Ductility of Ni(γ)/Ni3Al(γ') Two-phase Alloy Foils.

Motonori Nakamura 1 2 , Toshiyuki Hirano 2 1 , Masahiko Demura 2 , Ya Xu 2
1 Graduate School of Pure and Applied Physics, Unibersity of Tsukuba , Tsukuba, Ibaraki, Japan, 2 Fuel Cell Materials Center, National Iustitute for Materials Science, Tsukuba, Ibaraki, Japan

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9:00 PM - II5.31
Dynamics of Ultrafast Laser Induced Damage in Single Crystal Ni-based Superalloy During Machining.

Joel McDonald 1 , Shuwei Ma 2 , John Nees 3 , Chi-Sheng Yu 2 , Katsuyo Thornton 2 , Tresa Pollock 2 , Steven Yalisove 2
1 Applied Physics, University of Michigan, Ann Arbor, Michigan, United States, 2 Materials Science and Engineering, University of Michigan, Ann Arbor, Michigan, United States, 3 Center for Ultrafast Optical Science, University of Michigan, Ann Arbor, Michigan, United States

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9:00 PM - II5.32
Microstructure and Mechanical Properties of Multi-Phase Intermetallic Alloys Composed of GCP Ni3X (X:Si, Ti and Nb) Phases.

Masayoshi Fujita 1 , Yasuyuki Kaneno 1 , Takayuki Takasugi 1 2
1 , Department of Materials Science, Graduate School of Engineering, Osaka Prefecture University, Sakai, Osaka, Japan, 2 , Osaka Center for Industrial Materials Research, Institute for Materials Research, Tohoku University, Sakai, Osaka, Japan

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9:00 PM - II5.33
Microstructure Control of Nb-Si Alloy Doped with Zr and Mg through Eutectic and Eutectoid Reactions and its Deformation Behavior.

Seiji Miura 1 , Yuki Murasato 1 , Kenji Ohkubo 1 , Yoshisato Kimura 2 , Nobuaki Sekido 3 , Yoshinao Mishima 2 , Tetsuo Mohri 1
1 Mat. Sci. and Eng., Hokkaido University, Sapporo, Hokkaido, Japan, 2 Mat. Sci. and Eng., Tokyo Institute of Technology, Yokohama, Kanagawa, Japan, 3 Mat. Sci. and Eng., University of Wisconsin-Madison, Madison, Wisconsin, United States

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9:00 PM - II5.34
Effect of Hf and Cr Additions on the Phase Equilibria of the Nb-Si and Nb-Ti-Si Systems.

Bernard Bewlay 2 , Ying Yang 1 , Y. Chang 3
2 , GE global research center, Niskayuna, New York, United States, 1 , CompuTherm LLC, Madison, Wisconsin, United States, 3 , University of Wisconsin-Madison, Madison, Wisconsin, United States

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9:00 PM - II5.35
Toughening Effect and Oxidation Behavior of MoSi2 -ZrO2 Composites.

Karin Gong 1 , Erik Strom 1
1 Materials and Manufacturing Technology, Chalmers University of Technology, Göteborg Sweden

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9:00 PM - II5.36
Thermal Stability of Binary Cr-Cr3Si and Ternary NiAl-Mo Eutectic Alloys.

Aravind Gali 1 , Hongbin Bei 1 2 , Easo George 2 1
1 Materials Science and Engineering, University of Tennessee, Knoxville, Tennessee, United States, 2 Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States

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9:00 PM - II5.37
Crystal Structures and Thermoelectric Properties of Ru1-xRexSiy Chimney-Ladder Compounds.

Akira Ishida 1 , Norihiko Okamoto 1 , Kyosuke Kishida 1 , Katsushi Tanaka 1 , Haruyuki Inui 1
1 Department of Materials Science and Engineering, Kyoto University, Kyoto Japan

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9:00 PM - II5.38
Thermoelectric Properties of ZrNiSn Based p-type Half-Heusler Compounds.

Yoshikatsu Goda 1 , Hiroaki Muta 1 , Takanori Kanemitsu 1 , Ken Kurosaki 1 , Shinsuke Yamanaka 1
1 Graduate School of Engineering, Osaka University, Suita, Osaka, Japan

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9:00 PM - II5.4
Characterization of β-Ti Phase Precipitated Within Lamellae along The Transformation Pathway of α → γ and β in Gamma TiAl Alloys.

Masao Takeyama 1 , Hiroaki Fukushima 1 , Takashi Matsuo 1
1 Metallurgy and Ceramics Science, Tokyo Institute of Technology, Tokyo Japan

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9:00 PM - II5.40
Control of the Si Vacancy Concentration and Arrangement in ReSi1.75 by Al and P Additions.

Shunta Harada 1 , Kyosuke Kishida 1 , Katsushi Tanaka 1 , Haruyuki Inui 1
1 Department of Material Science & Engineering, Kyoto University, Kyoto Japan

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9:00 PM - II5.41
LnPdX (Ln = Lanthanide; X = Sb or Bi): High Performance Thermoelectric Intermetallics.

Takeyuki Sekimoto 1 , Ken Kurosaki 1 , Hiroaki Muta 1 , Shinsuke Yamanaka 1
1 , Division of Sustainable Energy and Environmental Engineering, Graduate School of Engineering, Osaka University, Suita, Osaka, Japan

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9:00 PM - II5.42
Thermoelectric and Electrical Properties of InSb Thin FilmsPrepared by Metalorganic Chemical Vapor Deposition.

Masashi Matsumoto 1 , Jun Yamazaki 1 , Shigeo Yamaguchi 1 2
1 EEIE, Kanagawa University, Yokohama Japan, 2 HRC, Kanagawa University, Yokohama Japan

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9:00 PM - II5.43
A Theoretical Investigation of Germanides of Pt and Ni: The Electronic Structure, Elastic Properties, Surface Energetics, and Work Functions.

Manish Niranjan 1 , Leonard Kleinman 1 , Alexander Demkov 1
1 Department of Physics, University of Texas at Austin, Austin, Texas, United States

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9:00 PM - II5.44
Lanthanide Based Ternary Intermetallics as Advanced Thermoelectric Materials.

Ken Kurosaki 1 , Takeyuki Sekimoto 1 , Kenta Kawano 1 , Hiroaki Muta 1 , Shinsuke Yamanaka 1
1 Graduate School of Engineering, Osaka University, Suita, Osaka, Japan

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9:00 PM - II5.45
Synthesis of Magnetic Nanoparticles by Sputtering.

Mai Miyata 1 , Kyosuke Kishida 1 , Katsushi Tanaka 1 , Haruyuki Inui 1
1 Department of Materials Science and Engineering, Kyoto-university, Kyoto Japan

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9:00 PM - II5.46
Investigation of AuNi5 Films Deposited by Pulsed Laser Deposition for RF MEMS Switch Contacts.

Noha Farghal 1 , Moustafa Ghannam 2 , Amr Shaarawi 1 3 , Hussein El Samman 3 , Philippe Soussan 4 , Kris Baert 4
1 Youssef Jameel Science and Technology Research Center, American University in Cairo, Cairo Egypt, 2 College of Engineering and Petroleum, Kuwait University, Kuwait City Kuwait, 3 Physics Department, American University in Cairo, Cairo Egypt, 4 , IMEC, Leuven Belgium

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9:00 PM - II5.47
Epitaxial Growth and Magnetic Properties of Fe3Si Thin Films.

Kensuke Akiyama 1 , Satoru Kaneko 1 , Yasuo Hirabayashi 1 , Azusa Kyoduka 2 , Yutaka Sawada 2 , Hiroshi Funakubo 3
1 , Kanawaga Industrial Technology Center, Ebina, Kanagawa Japan, 2 , Tokyo Polytechnic University, Astugi, Kanagawa Japan, 3 , Tokyo Institute of Technology, Yokohama, Kanagawa Japan

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9:00 PM - II5.49
Magnetic Behavior due to Quenching Temperature in Co-based Heusler-type Alloys Co2MnZ (Z=Si, Ge, Sn).

Shigeyuki Kikuchi 1 , Tetsuya Fujiwara 1 , Hiroki Ishibashi 1 , Mineo Kogachi 1
1 Department of Physical Science, Graduate School of Science, Osaka Prefecture University, Sakai, Osaka, Japan

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9:00 PM - II5.5
Insitu Creep Deformation Observations in Ti-15Al-33Nb-xB (at%) and Ti-22Al-26Nb-xB (at%) Alloys.

C. Cowen 1 , C. Boehlert 1
1 Chemical Engineering and Materials Science, Michigan State University, East Lansing, Michigan, United States

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9:00 PM - II5.50
Effect of Ti3Si on Texture in Ti-Nb Based Shape Memory Alloys.

Ryutaro Shimizu 1 , Yusuke Fukui 1 , Kei Masumoto 1 , Tomonari Inamura 2 , Kenji Wakashima 2 , Shuichi Miyazaki 3 , Hideki Hosoda 2
1 graduate school, Tokyo Institute of Technology, Yokohama 226-8503 Japan, 2 , Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama 226-8503 Japan, 3 , Institute of Materials Science, University of Tsukuba, Tsukuba 305-8573 Japan

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9:00 PM - II5.51
Effects of Aging on Microstructures and Shape Memory Properties of TiAu Containing 18mol%Co.

Yasuhito Tsugane 1 , Tomonari Inamura 2 , Kenji Wakashima 2 , Hideki Hosoda 2
1 Graduate student, Tokyo Institute of Technology, Yokohama Japan, 2 Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama Japan

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9:00 PM - II5.52
Microstructures and Hydrogen Permeability of Nb-NiTi Eutectic Alloys Prepared by Directional Solidification.

Yuji Yamaguchi 1 , Kyosuke Kishida 1 , Katsushi Tanaka 1 , Sho Tokui 2 , Kazuhiro Ishikawa 2 , Kiyoshi Aoki 2 , Haruyuki Inui 1
1 Department of Materials Science and Engineering, Kyoto University, Kyoto Japan, 2 Department of Material Science, Kitami Institute of Technology, Kitami Japan

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9:00 PM - II5.53
Microstructure and Hydrogen Permeability of Duplex Phase M-Zr-Ni (M=V, Nb, Ta) Alloys.

Kazuhiro Ishikawa 1 , Naoshi Kasagami 2 , Tomoyuki Takano 2 , Kiyoshi Aoki 1
1 Materials Science, Kitami Institute of Technology, Kitami, Hokkaido, Japan, 2 Graduate Student, Kitami Institute of Technology, Kitami, Hokkaido, Japan

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9:00 PM - II5.54
Anisotropic Microstructure and Hydrogen Permeability of Nb-Ti-Ni Duplex Phase Alloy Prepared by Rolling and Annealing.

Sho Tokui 1 , Kazuhiro Ishikawa 1 , Kiyoshi Aoki 1
1 Materials Science, Kitami Institute of Technology, Kitami, Hokkaido, Japan

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9:00 PM - II5.6
Change in Creep Deformation of PST Crystals with Different Stress Axis.

Xiaohua Min 1 , Eisaku Sakurada 1 , Masao Takeyama 1 , Takashi Matsuo 1
1 Metallurgy and Ceramics Science, Tokyo Institute of Technology, Tokyo Japan

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9:00 PM - II5.7
Phase Transitions and Recrystallization in a Ti-46at%Al-9at%Nb Alloy as Observed by In-situ High-Energy X-ray Diffraction.

Klaus-Dieter Liss 2 , Helmut Clemens 1 , Arno Bartels 3 , Andreas Stark 3 , Thomas Buslaps 4
2 Bragg Institute, Australian Nuclear Science and Technology Organisation, Menai, New South Wales, Australia, 1 Department of Physical Metallurgy and Materials Testing, University of Leoben, Leoben Austria, 3 Department of Materials Science and Technology, Hamburg University of Technology, Hamburg Germany, 4 , European Synchrotron Radiation Facility, Grenoble France

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9:00 PM - II5.8
Magnetron Sputtered Intermetallic Al-Au and Al-Zr Coatings for the Oxidation Protection of γ-TiAl.

Martin Moser 1 , Paul Mayrhofer 1 , Ian Ross 2 , Mark Rainforth 2 , Lars Hultman 3 , Fredrik Eriksson 3
1 Physical Metallurgy and Materials Testing, University of Leoben, Leoben Austria, 2 Department of Engineering Materials, University of Sheffield, Sheffield United Kingdom, 3 Thin Film Division, Department of Physics (IFM), Linköping University, Linköping Sweden

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9:00 PM - II5.9
High Temperature Sulfidation Resistance of DO3 and B2 Ordered FeAl Tested in H2S-rich Gases.

Pierre-Yvan Thery 1 , Anna Fraczkiewicz 1 , Francois Ropital 2 , Xavier Longaygue 2
1 UMR CNRS 5146, Ecole Nationale Superieure des Mines, St-Etienne France, 2 Departement Materiaux, Institut Francais du Petrole, Rueil-Malmaison France

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2006-11-29   Show All Abstracts

Symposium Organizers

Chong Long Fu Oak Ridge National Laboratory
Helmut Clemens University of Leoben
Masao Takeyama Tokyo Institute of Technology
Joerg Wiezorek University of Pittsburgh
David Morris CENIM CSIC
II6: Silicides and Other Intermetallics
Session Chairs
Martin Heilmaier
Sharvan Kumar
Wednesday AM, November 29, 2006
Commonwealth (Sheraton)

9:30 AM - **II6.1
Creep Effects on Monotonic and Cyclic Crack Growth Response of a Two-Phase Mo-Si-B Alloy.

Sharvan Kumar 1 , Amruthavalli Alur 2 1
1 Engineering, Brown University, Providence, Rhode Island, United States, 2 , Intel Corporation, Chandler, Arizona, United States

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10:00 AM - II6.2
Effect of C11b-Stabilized Element on Deformation Mode in C40-Type (Nb1-x,Mox)Si2 (X=0-0.85) Single Crystals.

Takayoshi Nakano 1 , Koji Hagihara 1 , Yukichi Umakoshi 1
1 Division of Materials and Manufacturing Science, Graduate School of Engineering, Osaka University, Suita, Osaka, Japan

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10:15 AM - II6.3
High Temperature Compression and Tension Response of a Mo-Si-B Solid Solution Alloy.

Padam Jain 1 , K. Kumar 1
1 Engineering, Brown University, Providence, Rhode Island, United States

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10:30 AM - II6.4
Structure and Oxidation Behavior of Mo/Mo5SiB2 Composites Produced by MA-SPS Process.

Akira Yamauchi 1 , Kyosuke Yoshimi 2 , Kazuya Kurokawa 1
1 Center for Advanced Research of Energy Conversion Materials, Hokkaido University, Sapporo Japan, 2 Graduate School of Environmental Studies, Tohoku University, Sendai Japan

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10:45 AM -
BREAK

11:00 AM - **II6.5
A Review Of Very High-Temperature Nb-Silicide Based Composites.

Bernard Bewlay 1 , P. Subramanian 1 , L. Cretegny 1
1 , GEGRC, Niskayuna, New York, United States

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11:30 AM - II6.6
High Temperature Deformation Behavior of a Mechanically Alloyed Mo Silicide Alloy.

Martin Heilmaier 1 , Holger Saage 1 , Pascal Jehanno 2 , Mike Böning 2
1 Institute for Materials and Joining Technology, University Magdeburg, Magdeburg Germany, 2 Technology Center, Plansee SE, Reutte Austria

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11:45 AM - II6.7
The Nature of Laves Phases - Case Studies on Selected Binary and Ternary Transition Metal Systems.

Frank Stein 1 , Martin Palm 1 , Oleg Prymak 1 , Daniel Gruener 2 , Alim Ormeci 2 , Guido Kreiner 2 , Andreas Leineweber 3 , Dieter Fischer 4 , Gerhard Sauthoff 1 , Georg Frommeyer 1 , Dierk Raabe 1 , Erik Mittemeijer 3 , Martin Jansen 4 , Yuri Grin 2
1 , Max-Planck-Institut fuer Eisenforschung GmbH, Duesseldorf Germany, 2 , Max-Planck-Institut fuer Chemische Physik fester Stoffe, Dresden Germany, 3 , Max-Planck-Institut fuer Metallforschung, Stuttgart Germany, 4 , Max-Planck-Institut fuer Festkoerperforschung, Stuttgart Germany

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12:00 PM - II6.8
Pseudoelastic Behavior of Fe3Ga Single Crystals with D03 Structure.

Hiroyuki Yasuda 1 2 , Mitsuhiro Aoki 2 , Yukichi Umakoshi 2
1 Research Center for Ultra-High Voltage Electron Microscopy, Osaka University, Osaka Japan, 2 Division of Materials and Manufacturing Science, Graduate Scool of Engineering, Osaka University, Osaka Japan

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12:15 PM - II6.9
Ferromagnetic Behavior of Nanostructured Mechanically-Alloyed FeCo-based Powders.

Qi Zeng 1 , Ian Baker 1 , Viginia McCreary 2
1 Thayer School of Engineering, Dartmouth College, Hanover, New Hampshire, United States, 2 Department of Materials Science and Engineering, Columbia University, New York, New York, United States

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12:30 PM - II6.10
The Role of Phase Stability in Ductile, Ordered B2 Intermetallics.

James Morris 1 2 , Y. Ye 3 , Maja Krčmar 1 4 , Chong Fu 1
1 Materials Science & Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States, 2 Materials Science & Engineering, University of Tennessee, Knoxville, Tennessee, United States, 3 Materials & Engineering Physics, Ames Laboratory, Ames, Iowa, United States, 4 Physics Department, Grand Valley State University, Allendale, Michigan, United States

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12:45 PM - II6.11
Room Temperature Ductility of B2-Type CoZr Intermetallic Compounds.

Yasuyuki Kaneno 1 , Takayuki Takasugi 1 2 , Mitsuhiko Yoshida 3 , Hiroshi Tsuda 1
1 Department of Materials Science, Graduate School of Engineering, Osaka Prefecture University, Sakai, Osaka, Japan, 2 Osaka Center for Industrial Materials Research, Institute for Materials Research, Tohoku University, Sakai, Osaka, Japan, 3 Department of Materials Science and Engineering, Miyagi National College of Technology, Natori, Miyagi, Japan

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II7: Titanium Aluminides and Other Intermetallics
Session Chairs
Fritz Appel
Bernard Bewlay
Wednesday PM, November 29, 2006
Commonwealth (Sheraton)

2:30 PM - **II7.1
Texture Formation in High Niobium Containing TiAl Alloys.

Arno Bartels 1 , Andreas Stark 1 , Frank-Peter Schimansky 2 , Helmut Clemens 3
1 5-06 Materials Science, TUHH, Hamburg Germany, 2 , GKSS Research Centre, Geesthacht Germany, 3 Physical Metallurgy and Materials Testing, University of Leoben, Leoben Austria

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3:00 PM - II7.2
Mechanical Properties of Hot-Worked Gamma TiAl Alloys with BCC β-Ti Phase.

Kentaro Shindo 1 , Toshimitsu Tetsui 1 , Masao Takeyama 2
1 Nagasaki R&D Center, Mitsubishi Heavy Industries,LTD., Nagasaki, Nagasaki, Japan, 2 Department of Metallurgy and Ceramics Science, Tokyo Institute of Technology, Tokyo, Tokyo, Japan

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3:15 PM - II7.3
The Influence of Nb on the Transition Temperatures of Titanium Aluminides.

Harald Chladil 1 , Helmut Clemens 1 , Masao Takeyama 2 , Rainer Gerling 3 , Ernst Kozeschnik 4 , Sascha Kremmer 5
1 Department of Physical Metallurgy and Materials Testing, University of Leoben, Leoben Austria, 2 Department Metallurgy and Ceramics Science, Tokyo Institute of Technology, Tokyo Japan, 3 Institute for Materials Research, GKSS Research Centre, Geesthacht Germany, 4 Institute for Materials Science, Welding and Forming, Graz University of Technology, Graz Austria, 5 , Boehler-Schmiedetechnik GmbH&CoKG, Kapfenberg Austria

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3:30 PM - II7.4
Synchrotron Techniques to Analyze Deformation Mechanisms in Two Phase (α2+γ)-TiAl Alloys.

Francisco Garcia-Pastor 1 , Mallikarjun Karadge 1 , Hui Jiang 2 , David Hu 2 , Xinhua Wu 2 , Michael Loretto 2 , Philip Withers 1 , Michael Preuss 1
1 School of Materials, The University of Manchester, Manchester United Kingdom, 2 IRC in Materials, The University of Birmingham, Birmingham United Kingdom

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3:45 PM - II7.5
Evolution of Antiphase Domains and Gamma Lamellae in Ti-39at%Al Single Crystals.

Yuichiro Koizumi 1 , Kazuki Iwamoto 1 , Takayuki Tanaka 1 , Yoritoshi Minamino 1 , Nobuhiro Tsuji 1
1 Adaptive Machine Systems, Osaka University, Suita Japan

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4:00 PM -
BREAK

4:15 PM - II7.6
Nano-Scale Design of TiAl Alloys Based on beta-Phase Decomposition.

Fritz Appel 1 , Michael Oehring 1 , Jonathan Paul 1
1 Institute for Materials Research, GKSS Research Centre Geesthacht, Geesthacht Germany

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4:30 PM - II7.7
Development of New TiAl Alloys by Spark Plasma Sintering.

Alain Couret 1 , Guy Molénat 1 , Jean Galy 1 , Marc Thomas 2
1 , CEMES/CNRS, Toulouse France, 2 , DMMP/ONERA, Chatillon France

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4:45 PM - II7.8
Mechanical Properties of E21 Ti3AlC-base Alloy.

Hideki Hosoda 1 , Tomonari Inamura 1 , Kenji Wakashima 1
1 Precision and Intelligence Laboratory, Tokyo Institute of Technology, Yokohama, Kanagawa, Japan

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5:00 PM - **II7.9
Catalytic Properties of Ni3Al Foils for Hydrogen Production.

Toshiyuki Hirano 1
1 , National Institute for Materials Science, Tsukuba Japan

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5:30 PM - II7.10
Modeling Water on Intermetallic Surfaces: Theoretical Studies in an Electrochemical Environment.

Chinmoy Ranjan 1 , Christopher Taylor 2 , Sally Wasileski 2 , Hector Abruna 1 , Francis DiSalvo 1 , Matthew Neurock 2 , Roald Hoffmann 1
1 Chemistry, Cornell University, Ithaca, New York, United States, 2 Chemical Engineering, University of Virginia, Charlottesville, Virginia, United States

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5:45 PM - II7.11
High Throughput Screening Methods for Fuel Cell Electrocatalysts.

Jing Jin 1 2 , Mark Prochaska 3 2 , Maxim Kostylev 1 2 , Hector Abruna 1 2 , Francis DiSalvo 1 2 , R. Bruce van Dover 3 2
1 Department of Chemistry and Chemical Biology, cornell University, Ithaca, New York, United States, 2 Cornell Fuel Cell Institute, Cornell University, Ithaca, New York, United States, 3 Department of Material Science and Engineering, Cornell University, Ithaca, New York, United States

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2006-11-30   Show All Abstracts

Symposium Organizers

Chong Long Fu Oak Ridge National Laboratory
Helmut Clemens University of Leoben
Masao Takeyama Tokyo Institute of Technology
Joerg Wiezorek University of Pittsburgh
David Morris CENIM CSIC
II8: Multiphase Alloys and Superalloys
Session Chairs
Easo George
Christina Scheu
Thursday AM, November 30, 2006
Commonwealth (Sheraton)

9:30 AM - **II8.1
Relating the Small-Scale Mechanical Behavior of Multiphase Intermetallics to Bulk Properties.

Easo George 1 2 , Hongbin Bei 1 2 , George Pharr 1 2
1 Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States, 2 Materials Science and Engineering, The University of Tennessee, Knoxville, Tennessee, United States

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10:00 AM - II8.2
Development of Dual Multi-Phase Intermetallic Alloys Composed of Geometrically Close Packed Ni3X(X:Al and V) Structures.

Takayuki Takasugi 1 2 , Yasuyuki Kaneno 1
1 Department of Materials Science, Graduate School of Engineering, Osaka Prefecture Univrersity, 1-1 Gakuen-cho, Naka-ku, Sakai, Osaka Prefecture, Japan, 2 Osaka Center for Industrial Materials Research, Institute for Materials Research, Tohoku University, 1-1 Gakuen-cho, Naka-ku, Sakai, Osaka, Japan

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10:15 AM - II8.3
Microstructure Evolution of Fe-20Cr-30Ni-2Nb Alloys Strengthened by Fe2Nb Laves Phase during Creep Testing at 750 degree C.

Yukinori Yamamoto 1 , Masao Takeyama 2 , Zhao Ping Lu 1 , Chain T Liu 1 , Philip Maziasz 1 , Michael Brady 1
1 Metals and Ceramics Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States, 2 Department of Metallurgy and Ceramics Science, Tokyo Institute of Technology, Tokyo Japan

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10:30 AM - II8.4
Orientation Relationship Between the bcc and σ phases in Cr-Co Alloys.

Toshihiro Doi 1 , Makoto Tanimura 2 , Yasumasa Koyama 1
1 Kagami Memorial Laboratory for Materials Science and Technology, and Department of Materials Science and Engineering, Waseda University, Tokyo Japan, 2 Research Department, NISSAN ARC, LTD., Yokosuka Japan

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10:45 AM - II8.5
Microstructures and Mechanical Properties of V-V3B2 Eutectic Composites.

Sujing Xie 1 , Easo George 1 2
1 Materials Science & Engineering, University of Tennessee, Knoxville, Tennessee, United States, 2 Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States

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11:00 AM -
BREAK

11:30 AM - II8.6
Phase-Field Simulation of γ"(D022) precipitation in Ni-V base Alloys

Toshiyuki Koyama 1 , Hidehiro Onodera 1
1 Computational Materials Science Center, National Institute for Materials Science, Tsukuba, Ibaraki, Japan

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11:45 AM - II8.7
Deformation Behavior of ReCr Sigma Phase Diffusion Barrier on Ni-base Superalloy.

Seiji Miura 1 , Kenji Ohkubo 1 , Tetsuo Mohri 1 , Takayuki Yoshioka 1 , Toshio Narita 1
1 Mat. Sci. and Eng., Hokkaido University, Sapporo, Hokkaido, Japan

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12:00 PM - II8.8
Evaluation of the Stability of Raft Structure in Nickel Base Superalloys Throughout their Lifetime.

Katsushi Tanaka 1 , Toru Inoue 1 , Kyosuke Kishida 1 , Haruyuki Inui 1
1 Materials Science and Engineering, Kyoto University, Kyoto Japan

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12:15 PM - II8.9
High Temperature Strength of Co-based γ/γ' Superalloys.

Akane Suzuki 1 , Garret DeNolf 1 , Tresa Pollock 1
1 Materials Science and Engineering, University of Michigan, Ann Arbor, Michigan, United States

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12:30 PM - II8.10
Role of Thermal Expansion and Redistribution of Components in the Temperature Dependence of the Lattice Misfit in γ/γ' Superalloys.

Oleg Kontsevoi 1 , Yuri Gornostyrev 2 , Arthur Freeman 1
1 Physics & Astronomy, Northwestern University, Evanston, Illinois, United States, 2 , Institute of Metal Physics, Ekaterinburg Russian Federation

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12:45 PM - II8.11
Chemical Characterization of Ni-based Superalloy Gas Turbine Blades in Air Using Ultrafast Laser Induced Breakdown Spectroscopy.

Joel McDonald 1 , Dipak Das 2 , John Nees 3 , Tresa Pollock 2 , Steven Yalisove 2
1 Applied Physics, University of Michigan, Ann Arbor, Michigan, United States, 2 Materials Science and Engineering, University of Michigan, Ann Arbor, Michigan, United States, 3 Center for Ultrafast Optical Science, University of Michigan, Ann Arbor, Michigan, United States

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