Meetings & Events

MRS Fall 2009 Meeting Logo

2009 MRS Fall Meeting & Exhibit

November 30 - December 4, 2009 | Boston
Meeting Chairs
: Kristi Anseth, Li-Chyong Chen, Peter Gumbsch, Ji-Cheng Zhao

Symposium E : Advanced Materials for Half-Metallic and Organic Spintronics

2009-11-30   Show All Abstracts
E1: Perovskite Manganites
Session Chairs
A. Gupta
Monday AM, November 30, 2009
Room 103 (Hynes)

9:30 AM - **E1.1
Sr2FeMoO6 — A Fascinating Compound.

D. D. Sarma 1
1 Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore, Karnataka, India

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10:00 AM - E1.2
Controlled Fabrication of Epitaxial Ferromagnetic Oxide Artificial Nano-Constriction Structures and their Giant Magnetoresistive Properties at Room Temperature.

Hidekazu Tanaka 1 , Kazuya Goto 1 , Tomoji Kawai 1
1 ISIR-Sanken, Osaka University, Osaka Japan

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10:15 AM - E1.3
(S)Tem-Eels Investigation of Composition Profiles in (001) and (110) LCMO Layers as a Function of Layer Thickness.

Sonia Estrade 1 , Josep Rebled 1 , Ingrid Infante 2 , Gervasi Herranz 2 , Florencio Sanchez 2 , Josep Fontcuberta 2 , Rosa Cordoba 3 , Francisco de la Pena 4 , Michael Walls 4 , Christian Colliex 4 , Jordi Arbiol 1 , Francesca Peiro 1
1 MIND-IN2UB, Dept. Electrònica, Universitat de Barcelona, Barcelona, Catalunya, Spain, 2 , Institut de Ciència de Materials de Barcelona-CSIC, Barcelona, Catalunya, Spain, 3 , INA: Instituto Universitario de Investigación en Nanociencia de Aragón, Zaragoza Spain, 4 , Laboratoire de Physique des Solides, UMR CNRS, Orsay France

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10:30 AM - E1.4
Tailoring Anisotropy in Half Metallic La0.7Sr0.3MnO3 Thin Films.

Paolo Perna 1 2 , Francisco Teran 1 , Erika Jimenez 1 , Julio Camarero 1 , Laurence Mechin 2 , Rodolfo Miranda 1
1 , IMDEA Nanociencia, Madrid, Madrid, Spain, 2 , GREYC - ENSICAEN, Caen France

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10:45 AM - E1.5
Substrate Effects on Magnetotransport Properties of the Pr0.5Ca0.5MnO3 Thin Films.

Margo Staruch 1 , Joseph Budnick 1 , Menka Jain 1 2 , Haiyan Wang 3
1 Physics , University of Connecticut, Storrs, Connecticut, United States, 2 Institute of Materials Science, University of Connecticut, Storrs, Connecticut, United States, 3 Electrical and Computer Engineering, Texas A&M University, College Station, Texas, United States

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11:00 AM - *
Break

11:30 AM - **E1.6
Half-metallic Manganite Surfaces.

Neil Mathur 1 , Lee Phillips 1 , Xavier Moya 1 , Alessandro Potenza 2 , Stuart Cavill 2 , Sarnjeet Dhesi 2
1 Materials Science, University of Cambridge, Cambridge United Kingdom, 2 , Diamond Light Source, Didcot United Kingdom

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12:00 PM - E1.7
The Origin of Spin-valve-type MR (SVMR) in Sr2FeMoO6.

Sugata Ray 1 2 , Srimanta Middey 2 , Somnath Jana 2 , Alok Banerjee 3 , Rajeev Rawat 3 , Prabuddha Sanyal 4 , Dipankar Das Sarma 5
1 Department of Materials Science, Indian Association for the Cultivation of Science, Kolkata, West Bengal, India, 2 Centre for Advanced Materials, Indian Association for the Cultivation of Science, Kolkata, West Bengal, India, 3 , UGC-DAE CSR, Indore, Madhya Pradesh, India, 4 , S. N. Bose National Centre for Basic Sciences, Kolkata, West Bengal, India, 5 Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore, Karnataka, India

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12:15 PM - E1.8
Growth and Structure-Property Correlations in La0.67Sr0.33MnO3/CeO2/YSZ/Si(001) Heterostructures.

Ravi Aggarwal 1 , Sudhakar Nori 1 , Punam Pant 1 , Roger Narayan 1 2 , Jagdish Narayan 1
1 Materials Science & Engineering, North Carolina State University, Raleigh, North Carolina, United States, 2 Joint Department of Biomedical Engineering, University of North Carolina, Chapel Hill, North Carolina, United States

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E2: Spin Transport, Magnetoresistance
Session Chairs
D.D. Sarma
Monday PM, November 30, 2009
Room 103 (Hynes)

2:30 PM - **E2.1
Electric-field Manipulation of Magnetization Vector.

Hideo Ohno 1
1 Laboratory for Nanoelectronics and Spintronics Research Institute of Electrical Communication, Tohoku University, Sendai Japan

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3:00 PM - E2.2
Multiferroic Tunnel Junctions: Prediction of Four Resistance States from First-principles.

Julian Velev 1 , Chun-Gang Duan 3 , J. Burton 2 , Alexander Smogunov 4 , Erio Tosatti 4 , Sitaram Jaswal 2 , Evgeny Tsymbal 2
1 Department of Physics, University of Puerto Rico, San Juan, Puerto Rico, United States, 3 Key Laboratory of Polarized Materials and Devices, East China Normal University, Shanghai China, 2 Department of Physics, University of Nebraska, Lincoln, Nebraska, United States, 4 , International Centre for Theoretical Physics International Centre for Theoretical Physics , Trieste Italy

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3:15 PM - E2.3
Modification of The Interface Between Ferromagnetic Metal Electrodes and Organic Substances for Improvement of Spin-valve Characteristics.

Ryuta Adachi 1 , Ryota Sasaki 1 , Hirokazu Tada 1
1 Division of Materials Physics, Osaka University, Toyonaka Japan

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3:30 PM - E2.4
Growth and Carrier Dynamics of Molecular Superlattice Toward Molecular Spintronics Device.

Nobuya Hiroshiba 1 2 , Ryoma Hayakawa 1 , Petit Matthieu 1 , Toyohiro Chikyow 1 , Kiyoto Matsuishi 2 , Yutaka Wakayama 1
1 Advanced Electronic Materials Center, NIMS, Tsukuba Japan, 2 Graduate School of Pure and Applied Sciences, University of Tsukuba, Tsukuba Japan

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3:45 PM - E2.5
Bias Dependence of Spin Filter Tunneling in Magnetic Insulators.

Martina Mueller 1 2 , Guo-Xing Miao 2 , Jagadeesh Moodera 2 , Claus Schneider 1
1 Institute of Solid State Research, Research Centre Juelich, Juelich Germany, 2 Francis Bitter Magnet Lab, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States

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4:00 PM - *
Break

4:30 PM - **E2.6
Magnetic Field Effects from Excited States in Organic Semiconductor Devices.

Bin Hu 1
1 , University of Tennessee, Knoxville, Tennessee, United States

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5:00 PM - E2.7
Hysteretic Magnetoresistance in Organic Diodes.

Sayani Majumdar 1 2 , Himadri Majumdar 1 , Harri Aarnio 1 , Ronald Osterbacka 1
1 Dept. of Physics and Center for Functional Materials, Åbo Akademi University, Åbo, Åbo, Finland, 2 Wihuri Physical Laboratory, Department of Physics and Astronomy, University of Turku, Turku, Turku, Finland

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5:15 PM - E2.8
Magnetic Tunnel Junctions with Co-based Perpendicular Magnetic Anisotropy Multilayers.

Zeenath Tadisina 1 2 , Anusha Natarajarathinam 2 , Subhadra Gupta 1 2 , Tim Mewes 2 , Patrick LeClair 2 , Eugene Chen 3 , Shengyuan Wang 3
1 Metallurgical & Materials Engineering, The University of Alabama, Tuscaloosa, Alabama, United States, 2 MINT Center, The University of Alabama, Tuscaloosa, Alabama, United States, 3 , Grandis, Inc.,, Fremont, California, United States

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5:30 PM - **E2.9
Interfacial Magnetoelectric Coupling for Electrically Controllable Spin-based Properties.

Vincent Garcia 1 2 , Manuel Bibes 1 , Stephane Fusil 1 , Karim Bouzehouane 1 , Shaima Enouz-Vedrenne 4 , Cyril Deranlot 1 , Laura Bocher 3 , Dominique Imhoff 3 , Neil Mathur 2 , Agnes Barthelemy 1
1 , Unité Mixte de Physique CNRS/Thales, Palaiseau France, 2 Dept. Materials Science, University of Cambridge, Cambridge United Kingdom, 4 , Thales Research & Technology, Palaiseau France, 3 Laboratoire de Physique des Solides, Université Paris Sud, Orsay France

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2009-12-01   Show All Abstracts
E3: Magnetoresistance and X-ray Spectroscopy in Organic and Molecular Systems
Session Chairs
Fumihiro Matsukura
Tuesday AM, December 01, 2009
Room 103 (Hynes)

9:30 AM - **E3.1
Carbon Nanotubes, Graphene, Molecules : Promising Materials for Spintronics.

Albert Fert 1 , Jean-Marie George 1 , Luis, E. Hueso 2 , Henri Jaffres 1 , Neil, D. Mathur 2 , Richard Mattana 1 , Michael Tran 1
1 CNRS/Thales, Universite Paris-Sud, Palaiseau France, 2 Department of Materials Science, University of Cambridge, Cambridge United Kingdom

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10:00 AM - E3.2
Single Molecular Magnet - Gold Nanoparticle Composites.

Balaji Gopalan 1 , Gudrun Bovenkamp 1 , Vadim Palshi 1 , Challa Kumar 1
1 Center for Advanced Microstructures and Devices, Louisiana State University, Baton Rouge, Louisiana, United States

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10:15 AM - **E3.3
A Site-specific Kondo Effect at Ambient Temperatures in Iron-based Molecules and the Modulation.

Hongjun Gao 1 , L. Gao 1 , Q. Liu 1 , Y. Zhang 1 , N. Jiang 1 , H. Zhang 1 , S. Du 1 , W. Hofer 2
1 , Institute of Physics, CAS, Beijing China, 2 , University of Liverpool, Liverpool United Kingdom

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10:45 AM - E3.4
Experimental and Device Modeling Approaches to Understanding the Sign Change in Organic Magnetoresistance.

Francisco Bloom 1 , Martijn Kemerink 1 , Wiebe Wagemans 1 , Bert Koopmans 1
1 Applied Physics, Eindhoven University of Technology, Eindhoven Netherlands

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11:00 AM - *
Break

11:30 AM - **E3.5
Controlling the Magnetic Coupling of Fe-Porphyrin Molecules to Ferromagnetic Films.

Wolfgang Kuch 1
1 Institut für Experimentalphysik, Freie Universität Berlin, Berlin Germany

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12:00 PM - E3.6
Magnetic Couplings in Molecular Semiconductor Thin Films.

Sandrine Heutz 1 , Zhenlin Wu 1 , Salahud Din 1 , Marc Warner 2 , Gabriel Aeppli 2 , Tim Jones 3 , Wei Wu 2 , Andrew Fisher 2
1 Department of Materials and London Centre for Nanotechnology, Imperial College London, London United Kingdom, 2 Department of Physics and Astronomy and London Centre for Nanotechnology, University College London, London United Kingdom, 3 Department of Chemistry, Warwick University, Warwick United Kingdom

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12:15 PM - E3.7
Laterally Resolved Picosecond Magnetodynamics in Spin-Valve-Type Thin Film Elements.

Claus Schneider 1 , Alexander Kaiser 1 , Carsten Wiemann 1 , Stefan Cramm 1 , Carsten Tieg 2
1 Institute of Solid State Research IFF-9, Research Center Juelich, Juelich Germany, 2 , ESRF, Grenoble France

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12:30 PM - E3.8
Magnetic Responses of Ferromagnetic Ultrathin Film Upon the Presence of Adjacent Organic Layer.

Yuet-Loy Chan 1 , Ya-Jyuan Hung 1 2 , Jia-Hao Wang 1 2 , Hsu-Ting Chang 1 2 , Ying-Chang Lin 1 , Chih-Hao Lee 2 , Yao-Jane Hsu 1 , Der-Hsin Wei 1
1 , National Synchrotron Radiation Research Center, Hsinchu Taiwan, 2 Department of Engineering and System Science, National Tsing Hua University, Hsinchu Taiwan

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12:45 PM - E3.9
Investigations on the MTJ Interface Fe-MgO using Electron Spectroscopy with X-ray Standing Waves.

Benjamin Balke 1 2 5 , Christian Papp 1 2 , See-Hun Yang 3 , Stuart S. P. Parkin 3 , Sven Doering 4 , Ulf Berges 4 , Carsten Westphal 4 , Charles Fadley 1 2
1 Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California, United States, 2 Dept. of Physics, Univ. of California Davis, Davis, California, United States, 5 , Univ. of Mainz, Mainz Germany, 3 , IBM Almaden Research Center, San Jose, California, United States, 4 Physics Dept., Tech. Univ. of Dortmund, Dortmund Germany

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E4: Heusler Alloy and DMS
Session Chairs
Claudia Felser
Tuesday PM, December 01, 2009
Room 103 (Hynes)

2:30 PM - **E4.1
Nuclear Magnetic Resonance Studies of Highly Spinpolarized Heusler Compounds.

Sabine Wurmehl 1 , Jürgen Kohlhepp 2 , Henk Swagten 2 , Bert Koopmans 2 , Christian Blum 3 1 , Vadim Ksenofontov 3 , Horst Schneider 3 , Gerhard Jakob 3 , Daniel Ebke 4 , Günter Reiss 4 , Bernd Büchner 1
1 Institute of Solid State Research, IFW Dresden, Dresden Germany, 2 Applied Physics, Eindhoven University of Technology, 5600 MB Eindhoven Netherlands, 3 , Johannes Gutenberg - Universität, D-55128 Mainz Germany, 4 Thin Films and Nano Structures, Department of Physics, Bielefeld University, D-33501 Bielefeld Germany

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3:00 PM - E4.2
Doping the Half-Heusler Alloy NiMnSb With 3d-Metals.

Igor Abrikosov 1 , Bjoern Alling 1 , Marcus Ekholm 1 , Andrei Ruban 2
1 Department of Physics and Measurement Technology (IFM), Linkoping University, Linkoping Sweden, 2 Department of Material Science and Engineering, Royal Institute of Technology, Stockholm Sweden

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3:15 PM - E4.3
Epitaxial growth of a Full-Heusler Alloy Co2FeSi on Silicon.for Si-based Semiconductor Spintronics

Shinya Yamada 1 , Yuji Enomoto 1 , Kenji Kasahara 1 , Kazutaka Yamane 1 , Kenji Yamamoto 1 , Yuichiro Ando 1 , Kohei Hamaya 1 2 , Masanobu Miyao 1
1 Department of Electronics, Kyushu University, Fukuoka Japan, 2 PRESTO, Japan Science and Technology Agency, Kawaguchi Japan

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3:30 PM - **E4.4
Spin-resolved Unoccupied Density of States in Heusler Alloys.

Hans-Joachim Elmers 1 , Michael Kallmayer 1 , Peter Klaer 1 , Horst Schneider 1 , Elena Arbelo Jorge 1 , Christian Herbort 1 , Gerhard Jakob 1 , Martin Jourdan 1
1 , University Mainz, Mainz Germany

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4:00 PM - *
Break

4:30 PM - E4.5
Negative Magnetoresistance in Solid State Materials. The One Effect – The One Physical Model?

Sergei Obukhov 1
1 , A.F.Ioffe Institute of Physics and Technology, Saint-Petersburg Russian Federation

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4:45 PM - E4.6
CeO2 based Diluted Magnetic Dielectrics for Spin Filter Application.

Paul Slusser 1 , Dhananjay Kumar 2 , Ashutosh Tiwari 1
1 Materials Science and Engineering, university of utah, Salt Lake City, Utah, United States, 2 Mechanical Engineering, NC A& T University, Greensborro, North Carolina, United States

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5:00 PM - E4.7
Samarium Oxide Thin Film Dilute Magnetic Dielectrics.

Nathan Gray 1 , Ashutosh Tiwari 1 , Dhananjay Kumar 2
1 Materials Science and Engineering, University of Utah, Salt Lake City, Utah, United States, 2 Mechanical Engineering, North Carolina A&T, Greensborro, North Carolina, United States

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5:15 PM - E4.8
Intrinsic Exchange Bias in a Single Phase Ferrimagnet.

Kevin West 1 2 , Dao N. Nam 3 , Jiwei Lu 3 , Ryan Comes 2 , Stuart Wolf 3
1 Physics , University of California at San Diego, La Jolla, California, United States, 2 Engineering Physics, University of Virginia, Charlottesville , Virginia, United States, 3 Material Science and Engineering, University of Virginia , Charlottesville , Virginia, United States

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5:30 PM - E4.9
Electronic and Magnetic Properties of Small Co-O Nanowires.

Liudmila Pozhar 1
1 Physics, University of Idaho, Moscow, Idaho, United States

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5:45 PM - E4.10
Size-selected Magnetic MnAs Nanoparticles by Nanoparticle Conversion.

Michael Wolff 1 , Detlef Goerlitz 1 , Kornelius Nielsch 1 , Maria Messing 2 , Knut Deppert 2
1 Institute of Applied Physics, University Hamburg, Hamburg Germany, 2 Solid State Physics, University Lund, Lund Sweden

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2009-12-02   Show All Abstracts
E5: Spinel, Rutile, DMS
Session Chairs
P. LeClair
Wednesday AM, December 02, 2009
Room 103 (Hynes)

9:30 AM - **E5.1
Spineltronics: Manipulating Spins in Spinel Compounds.

Brent Melot 1 , Daniel Shoemaker 1 , Ram Seshadri 1
1 Materials, University of California, Santa Barbara, California, United States

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10:00 AM - E5.2
Atomic and Electronic Structure of Fe3O4(111)/MgO(111) and Fe3O4(111)/Al2O3(0001) Interfaces.

Vlado Lazarov 1 , Andras Kovacs 3 , Pedro Galindo 4 , Michael Weinert 2
1 Physics, University of York, York United Kingdom, 3 Materials, University of Oxford, Oxford United Kingdom, 4 Computer Science, University of Cadiz, Cadiz Spain, 2 Physics, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, United States

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10:15 AM - E5.3
Electrodeposited Superlattices in the Magnetite/Zinc Ferrite System.

Jay Switzer 1 , Rakesh Gudavarthy 1 , Elizabeth Kulp 1 , Andrew Wessel 1 , Samantha Matthews 1
1 Department of Chemistry, Missouri University of Science and Technology, Rolla, Missouri, United States

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10:30 AM - **E5.4
Prediction of False Ferromagnetism by LDA et al in Defected Oxides and 3d Impurities in Insulators.

Alex Zunger 1
1 , NREL, Golden, Colorado, United States

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11:00 AM - *
Break

11:30 AM - E5.5
Robust Magnetism of (110) CrO2 Films.

Manjit Pathak 1 2 , Krishna Chetry 1 2 , Dipanjan Mazumdar 1 , Patrick LeClair 1 2 , Gary Mankey 1 2 , Arunava Gupta 1
1 MINT Center, University of Alabama, Tuscaloosa, Alabama, United States, 2 Department of Physics and Astronomy, University of Alabama, Tuscaloosa, Alabama, United States

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11:45 AM - E5.6
Defect Controlled Ferromagnetic Properties of Vanadium Dioxide Thin Films: Structure-property Correlations.

Tsung-Han Yang 1 , Sudhakar Nori 1 , Honghui Zhou 1 , Jagdish Narayan 1
1 Materials Science and Engineering, North Carolina State University, Raleigh, North Carolina, United States

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12:00 PM - E5.7
Correlation Effects in the P-electron Magnet RbO2.

Claude Ederer 1 , Roman Kovacik 1
1 School of Physics, Trinity College Dublin, Dublin, Co. Dublin, Ireland

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12:15 PM - E5.8
The Electronic Structure of GdN from X-ray Spectroscopy.

Andrew Preston 1 2 3 , Joe Trodahl 2 3 , Ben Ruck 2 3 , Louis Piper 1 , Alex DeMasi 1 , Kevin Smith 1 , James Downes 4 , Walter Lambrecht 5
1 Department of Physics, Boston University, Boston, New York, United States, 2 , The MacDiarmid Institute for Advanced Materials and Nanotechnology, Wellington New Zealand, 3 School of Chemical and Physical Sciences, Victoria University of Wellington, Wellington New Zealand, 4 Department of Physics, Macquarie University, Sydney, New South Wales, Australia, 5 Department of Physics, Case Western Reserve University, Cleveland, Ohio, United States

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