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2008 MRS Spring Meeting & Exhibit

March 24-28, 2008 | San Francisco
Meeting Chairs: Jeffrey C. Gelpey, Robert J. Hamers, Paul Muralt, Christine A. Orme

Symposium II : Heterostructures, Functionalization, and Nanoscale Optimization in Superconductivity

2008-03-25   Show All Abstracts

Symposium Support

American Superconductor
Argonne National Laboratory
Kyushu/West-Japan Branch of Cryogenic Association of Japan
Los Alamos National Laboratory
Oak Ridge National Laboratory
SuperPower Inc
SWCC Showa Cable Systems Co Ltd
II1: YBCO Coated Conductor Processing and Characterization
Session Chairs
Dave Christen
Takanobu Kiss
Tuesday PM, March 25, 2008
Room 2000 (Moscone West)

9:00 AM - II1.1
Strategic Progress And Future Outlook Of Superconductivity Program At DOE.

Debbie Haught 1
1 Office of Electricity Delivery and Energy Reliability, Department of Energy, Washington, District of Columbia, United States

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9:15 AM - **II1.2
Recent Progress in Second-generation HTS Wire Technology and Manufacturing at SuperPower.

Yimin Chen 1 , Xuming Xiong 1 , Yiyuan Xie 1 , Xun Zhang 1 , Andrew Rar 1 , Maxi Martchevskii 1 , Robert Schmidt 1 , Ken Lenseth 1 , Drew Hazelton 1 , Venkat Selvamanikam 1
1 , Superpower Inc, Schenectady, New York, United States

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9:45 AM - **II1.3
Second Generation Wire Development at American Superconductor.

M. Rupich 1 , W. Zhang 1 , X. Li 1 , C. Thieme 1 , M. Teplitsky 1 , E. Siegal 1 , D. Buczek 1 , E. Thompson 1 , S. Fleshler 1
1 , American superconductor Corp., Westborough, Massachusetts, United States

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10:15 AM - **II1.4
Recent Progress on R&D of Long YBCO Coated Conductor by TFA-MOD Method in SWCC.

Yuji Aoki 1 , Tsutomu Koizumi 1 , Yasuo Takahashi 1 , Atsushi Kaneko 1 , Takayo Hasegawa 1 , Seiki Miyata 2 , Tatsuhisa Nakanishi 3 , Teruo Izumi 3 , Yutaka Yamada 2 , Yuh Shiohara 3 , Yasuhiro Iijima 4 , Takashi Saitoh 4
1 SUPERCODUCTOR PROJECT, SWCC SHOWA CABLE SYSTEMS Co., Ltd., Sagamihara, Kanagawa, Japan, 2 Nagoya Coated Conductor Center, Superconductivity Research Laboratory, Nagoya Japan, 3 , Superconductivity Research Laboratory, Tokyo Japan, 4 , Fujikura Ltd., Tokyo Japan

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10:45 AM - **II1.5
Advanced Substrate Materials for YBa2Cu3O7-δ Coated Conductors.

Sebastian Engel 1 2 , Joerg Eickemeyer 2 1 , Bernhard Holzapfel 2 1 , Ludwig Schultz 2 1 , Oliver de Haas 1
1 , evico GmbH, Dresden, Saxony, Germany, 2 IFW Dresden, Leibniz Institute for Solid State and Materials Research Dresden, Dresden, Saxony, Germany

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11:15 AM - II1:2G Wires
Break

11:30 AM - **II1.6
The Role of Cuprous Oxide Related Phases on Growth and Properties of YBCO Coated Conductors Produced by Metal-organic Deposition.

Dean Miller 1 , Victor Maroni 1 , Xiaoping Li 2 , Wei Zhang 2 , Rupich Marty 2
1 Materials Science Division, Argonne National Laboratory, Argonne, Illinois, United States, 2 , American Superconductor Corporation, Devens, Massachusetts, United States

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12:00 PM - II1.7
A Modular Process for the Ex Situ Conversion of Thick MOD-BaF2 Precursors for RBCO Coated Conductors.

Ron Feenstra 1 , F. List 1 , Y. Zhang 1 , D. Christen 1 , D. Miller 2 , V. Maroni 2 , X. Li 3 , W. Zhang 3 , M. Rupich 3
1 , Oak Ridge National Laboratory, Oak Ridge, Tennessee, United States, 2 , Argonne National Laboratory, Argonne, Illinois, United States, 3 , American Superconductor Corporation, Devens, Massachusetts, United States

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12:15 PM - II1.8
Through-Thickness Tracking of MOD-type YBCO Precursor Conversion as a Function of Time Using Raman Microscopy.

Victor Maroni 1 , Dean Miller 1 , Wei Zhang 2 , Martin Rupich 2
1 , Argonne National Laboratory, Argonne, Illinois, United States, 2 , American Superconductor, Devens, Massachusetts, United States

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12:30 PM - II1.9
Dislocations and Intergrowth Assemblies in Solution Derived YBCO Films.

Jaume Gazquez 1 , Felip Sandiumenge 1 , Anne Joulain 2 , Teresa Puig 1 , Xavier Obradors 1
1 , ICMAB-CSIC, Bellaterra, Catalonia, Spain, 2 Laboratoire de Métallurgie Physique, CNRS, Université de Poitiers, Futuroscope cedex France

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12:45 PM - II1.10
Reactive Co-evaporation of HTS for Coated Conductors.

Vladimir Matias 1 , Jens Hanisch 1 , Chris Sheehan 1 , E. Rowley 1 , Jonathan Storer 1
1 MPA-STC, Los Alamos National Laboratory, Los Alamos, New Mexico, United States

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2008-03-26   Show All Abstracts
II6: Fundamental & Applied Research on MgB2 & BSSCO Superconductors
Session Chairs
Paul Canfield
Xiaoxing Xi
Wednesday PM, March 26, 2008
Room 2000 (Moscone West)

3:00 PM - **II6.1
Properties of Pure, Doped and Damaged MgB2.

Paul Canfield 1
1 Physics, Iowa State University, Ames, Iowa, United States

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3:30 PM - II6.2
Densification Processes in ex situ Magnesium Diboride Bulk Material Fabricated by Pressureless and Pressure-Assisted Heat Treatment.

Claire Dancer 1 , A. Bevan 2 , P. Mikheenko 2 , H. Yan 3 , D. Prabhakaran 4 , M. Reece 3 , J. Abell 2 , R. Todd 1 , C. Grovenor 1
1 Department of Materials, University of Oxford, Oxford United Kingdom, 2 Department of Materials Science and Metallurgy, University of Birmingham, Birmingham United Kingdom, 3 Department of Materials, Queen Mary College, University of London, London United Kingdom, 4 Clarendon Laboratory, Department of Physics, University of Oxford, Oxford United Kingdom

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3:45 PM - II6.3
Limiting Mechanism of Normal-State Connectivity in Polycrystalline MgB2.

Akiyasu Yamamoto 1 , Jun-ichi Shimoyama 1 , Kohji Kishio 1 , Teruo Matsushita 2
1 , University of Tokyo, Tokyo Japan, 2 , Kyushu Institute of Technology, Iizuka Japan

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4:00 PM - II6.4
Nanoscale Grains, High Irreversibility Field, And Large Critical Current Density As A Function Of High Energy Ball Milling Time In C-Doped Magnesium Diboride.

B. Senkowicz 1 , R. Mungall 1 , Y. Zhu 2 , J. Jiang 1 , P. Voyles 2 , E. Hellstrom 1 2 , David Larbalestier 1
1 Applied Superconductivity Center at National High Magnetic Field Laboratory, Florida State University, Tallahasee, Florida, United States, 2 Department of Materials Science and Engineering, University of Wisconsin, Madison, Wisconsin, United States

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4:15 PM - II6:MgB2amp;BSCCO
BREAK

4:30 PM - **II6.5
MgB2 Thin Films for High Field, Electronics, and RF Applications.

Xiaoxing Xi 1
1 , Penn State University, University Park, Pennsylvania, United States

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5:15 PM - II6.7
Flux Pinning Properties and Monotonic Decrease of Tcs with Thinning of the Superconducting MgB2 Layer in MgB2/Ni and MgB2/B Alternately-layered Thin Films.

Toshiya Doi 1 , Hitoshi Kitaguchi 2 , Harini Sosiati 3 , Satoshi Hata 3 , Kenichiro Takahashi 2 , Yoshinori Hakuraku 1
1 Faculty of Engineering, Kagoshima University, Kagoshima Japan, 2 , National Insitute for Material Science, Tsukuba, Ibaraki, Japan, 3 , Kyushu University, Fukuoka, Fukuoka, Japan

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5:30 PM - II6.8
Microstructures and Current Transport Paths of High Current Density Bi2Sr2CaCu2O8+δ Round Wires.

Fumitake Kametani 1 , Jianyi Jiang 1 , Eric Hellstrom 1 , David Larbalestier 1
1 , Applied Superconductivity Center, Tallahassee, Florida, United States

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5:45 PM - II6.9
Connectivity and Irreversibility Field of Bi-2212 Conductor.

Jianyi Jiang 1 , Ulf Trociewitz 1 , Fumitake Kametani 1 , Akiyasu Yamamoto 1 , Justin Schwartz 1 , Eric Hellstrom 1 , David Larbalestier 1
1 Applied Superconductivity Center, National High Magnetic Field Laboratory, Tallahassee, Florida, United States

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