IWATA Makoto

写真a

Affiliation Department etc.

Department of Physical Science and Engineering
Department of Physical Science and Engineering

Title

Professor

Mail Address

E-mail address

Graduate School

  •  
    -
    1994.03

    Nagoya University  Graduate School, Division of Engineering  Doctor's Course  Completed

  •  
    -
    1991.03

    Nagoya University  Graduate School, Division of Engineering  Doctor's Course  Completed

Degree

  • Nagoya University -  Master of Engineering

  • Nagoya University -  Doctor (Engineering)

External Career

  • 2001.02
     
     

    National University of Singapore   Department of Physics  

  • 1997.10
     
     

    National University of Singapore   Department of Physics  

  • 1994.04
    -
    2001.03

    Faculty of Engineering, Nagoya University   Research Assistant  

Field of expertise (Grants-in-aid for Scientific Research classification)

  • Condensed matter physics I

 

Research Career

  • Study of the field induced phase transition

    Collaboration in Japan   (not selected)  

    Project Year:  2010.04  -  Now

  • Theoretical study on lattice vibrations

    Collaboration in Japan   (not selected)  

    Project Year:  2008.04  -  Now

  • Characterization of ferroelectric Materials by Scanning Force Microscopy

    Collaboration in Japan   (not selected)  

    Project Year:  2001.04  -  Now

  • Study on Relaxor Ferroelectrics

    International Collaboration   (not selected)  

    Project Year:  1997.04  -  Now

  • Crystal growth of ferroelectric materials

    Collaboration in Organization   (not selected)  

    Project Year:  1989.04  -  Now

  • Study on structural phase transition

    Collaboration in Japan   (not selected)  

    Project Year:  1989.04  -  Now

Papers

  • Phenomenological Theory in Dielectric Tunable Materials with the Tristable States

    M. Iwata and Y. Ishibashi

    Ferroelectrics   503   7 - 14   2016.11  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Notes on the domain structures in YMnO3

    Yoshihiro Ishibashi, Makoto Iwata, and Shigeo Mori

    Ferroelectrics   500   20 - 25   2016.10  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Nonlinear dielectric susceptibility in relaxor ferroelectrics Pb(Zn1/3Nb2/3)O3-PbTiO3

    Makoto Iwata, Tomoya Ido, Ryo Nagahashi, and Yoshihiro Ishibashi

    Ferroelectrics   498   52 - 61   2016.07  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Temperature-field phase diagram under the electric field along [111]c direction in BaTiO3

    Makoto Iwata, Kenichiro Ando, Masaki Maeda, and Yoshihiro Ishibashi

    Japanese Journal of Applied Physics   54 ( 5 ) 051501/1 - 051501/4   2015.05  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Conical Point Crossing in Orthorhombic and Monoclinic Lattices

    Yoshihiro Ishibashi and Makoto Iwata

    Journal of the Physical Society of Japan   84 ( 6 ) 064705/1 - 064705/7   2015.05  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Reconsideration of the Morphotropic Phase Boundary – On the Order of the Ferroelectric Phase Transition –

    Yoshihiro Ishibashi and Makoto Iwata

    Journal of Korean Physical Society   66 ( 9 ) 1334 - 1338   2015.05  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Temperature-field phase diagram in Pb(Zn1/3Nb2/3)O3-PbTiO3 – Concentration Dependence of the Critical Endpoint –

    Makoto Iwata, Ryo Nagahashi, Masaki Maeda, and Yoshihiro Ishibashi

    Journl of Korean Physical Society   66 ( 9 ) 1327 - 1333   2015.05  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • Stable ferroelectric phases as average structures in a relaxor solid solution system Pb(Zn1/3Nb2/3)O3-xPbTiO3

    Makoto Iwata, Ryo Nagahashi, and Masaki Maeda, and Yoshihiro ishibashi

    Phase Transitions   88   306 - 319   2015.02  [Refereed]

    Research paper (international conference proceedings)   Multiple Authorship

  • In-Situ Observations of Engineered Domain Wall Structures in BaTiO3

    Makoto Iwata, Kenichiro Ando, Masaki Maeda, and Yoshihiro Ishibashi

    Japanese Journal of Applied Physics   54   021502/1 - 021502/5   2015.02  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • Charge compensation phenomena for polarization discontinuities in ferroelectric superlattices

    K.-G. Lim, K.-H. Chew, D. Y. Wang, L.-H. Ong and M. Iwata

    Euro Physics Letters   108   67011/p1 - 67011/p6   2014.10  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

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Books

  • Ferroelectrics - Characterization and Modeling: Intrinsic Interface Coupling in Ferroelectric Heterostructures and Superlattices

    K.-H. Chew, L.-H. Ong and M. Iwata (Part: Multiple Authorship )

    InTech  2011.08 ISBN: 978-953-307-455-9

  • Ferroelectric thin films Basic Properties and Device Physics for Memory Applications

    (Part: Multiple Authorship )

    Springer  2005.04 ISBN: 3-540-24163-9

Presentations

  • Dielectric tunability in Pb(Zn1/3Nb2/3)O3-PbTiO3

    Makoto Iwata, Norikazu Tamaoki, and Yoshihiro Ishibashi

    The Japan-Korea Conference on Ferroelectrics  (Seoul, Korea)  2016.08  -  2016.08 

  • Linear and Nonlinear Permittivities in Pb(Zn1/3Nb2/3)O3-xPbTiO3

    Makoto Iwata, Ryo Nagahashi, and Yoshihiro Ishibashi  [Invited]

    The joint event “13th Russia/CIS/Baltic/Japan Symposium on Ferroelectricity and International Workshop on Structure–Property Relations in Relaxor Ferroelectrics  (Matsue Shimane)  2016.06  -  2016.06 

  • Nonlinear dielectric susceptibility in relaxor ferroelectrics Pb(Zn1/3Nb2/3)O3-PbTiO3

    Makoto Iwata, T. Ido, Ryo Nagahashi, and Yoshihiro Ishibashi

    13th European Meeting on Ferroelectricity  (Porto Portugal)  2015.06  -  2015.07  European Meeting on Ferroelectricity

  • Stable Orthorhombic Phase in Pb(Zn1/3Nb2/3)O3-xPbTiO3 Mixed Crystal System

    Makoto Iwata, Ryo Nagahashi, Kazuki Tanaka, Masaki Maeda, and Yoshihiro Ishibashi

    International Workshop on Structure–Property Relations in Relaxor Ferroelectrics  (Stirin, Czech)  2014.10  -  2014.10  International Workshop on Structure–Property Relations in Relaxor Ferroelectrics

  • Electric Field Effects in Pb(Zn1/3Nb2/3)O3-7%PbTiO3 Solid Solutions

    Makoto Iwata, Atsushi Amano, Ryo Nagahashi, Masaki Maeda, and Yoshihiro Ishibshi

    RCBJSF–2014-FM&NT  (Riga, Latvia)  2014.09  -  2014.10  RCBJSF–2014-FM&NT

  • Orthorhombic Phase as Average Structure in Pb(Zn1/3Nb2/3)O3-9%PbTiO3

    Makoto Iwata, Ryo Nagahashi, Kazuki Tanaka, Masaki Maeda, and Yoshihiro Ishibashi

    The 15th IUMRS-International Conference in Asia (IUMRS-ICA 2014)  (Fukuoka University, Fukuoka)  2014.08  -  2014.08  The 15th IUMRS-International Conference in Asia (IUMRS-ICA 2014)

  • Temperature field phase diagram including the orthorhombic phase in Pb(Zn1/3Nb2/3)O3-6%PbTiO3

    Makoto Iwata, Ryo Nagahashi, Masaki Maeda, and Yoshihiro Ishibashi

    The Japan-Korea Conference on Ferroelectrics  (Hiroshima)  2014.08  -  2014.08  The Japan-Korea Conference on Ferroelectrics

  • Temperature-field Phase Diagrams in Pb(Mg1/3Nb2/3)O3-29.5%PbTiO3

    Makoto Iwata, Ryuta Yokoi, Yuta Sugiyama, Masaki Maeda, Yoshihito Tachi, and Yoshihiro Ishibashi

    The13th International Meeting on Ferroelectricity (IMF-13)  (Kraków, Poland)  2013.09  -  2013.09  The13th International Meeting on Ferroelectricity

  • Temperature-Field Phase Diagrams in Pb(Zn1/3Nb2/3)O3-9%PbTiO3

    Makoto Iwata, Kazuki Tanaka, Masaki Maeda, and Yoshihiro Ishibashi

    The Joint Symposium of the 11th International Symposium on Ferroic Domains and Micro- to Nanoscopic Structures (ISFD) and the 11th Russia/CIS/Baltic/Japan Symposium on Ferroelectricity (RCBJSF)  (Ekaterinburg,Rossiya)  2012.08  -  2012.08  ISFD-RCBJSF

  • Temperature-Field Phase Diagrams in Pb(Zn1/3Nb2/3)O3-8%PbTiO3

    Makoto Iwata, Sadaharu Kato, Kazuki Tanaka, Masaki Maeda, and Yoshihiro Ishibashi

    The Korea-Japan Conference on Ferroelectrics   (Ulsan, Korea)  2012.08  -  2012.08  Korea-Japan Conference on Ferroelectrics

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Industrial Property

  • tunable capacitor

    特願 特願2012-174483  特許 6032701

    tunable capacitor

 
 

Academic Activity

  • 2016.01
    -
    2016.08

    The Korean-Japan Conference on Ferroelectricity   program committee

  • 2015.05
    -
    2015.06

    Russia/CIS/Baltic/Japan Symposium on Ferroelectricity   organaizing committee, program committee

  • 2013.04
    -
    2014.10

    Russia/CIS/Baltic/Japan Symposium on Ferroelectricity   Organizing Committee

  • 2012.12
    -
    2014.08

    The Korean-Japan Conference on Ferroelectricity   publication cimmittee

  • 2012.04
    -
    2012.08

    The Korean-Japan Conference on Ferroelectricity   Program Committee