Dr. Xiaobing Ren
Group Leader and Professor
Ferroic Physics Group
Office Phone: +81-298-59-2731
Fax: +81-298-59-2701
Email: REN.Xiaobing@nims.go.jp
Research Interest

l Functional Materials and physics, including Shape memory materials and martensite, Ferroelectrics and pieozoelectrics, ferromagnetics, multiferroic materials, and phase transitions in these materials

l Glass behavior in ferroic materials, including ferroelectric strain glass, relaxor, and spin glass

l Novel effects in martensite, ferroelectrics, and ferromagnetics, due to the migration of point defects, in particular the aging effect

l Theory and computer simulations of transforming materials

Professional Preparation

Xi’an Jiaotong University, Materials Science, B.S. 1986

Osaka University, Materials Science, Research student under Monbusho scholarship, 1990-92

Xi’an Jiaotong University, Materials Science, PhD. 1994

Nanjing University, Solid State Physics, Postdoc 6/1994-5/1996

University of Tsukuba, Materials Science, JSPS fellow 6/1996-3/1997

Appointments

4/06-present Group Leader, National Institute for Materials Science, Ferroic Physics Group, Japan

12/02-present, ChangJiang Adjunct Professor, Xi’an Jiaotong University, China.

4/03-3/06 Chief Scientist, National Institute for Materials Science, Materials Physics Group, Japan

4/00-3/03 Senior Scientist, National Institute for Materials Science, Materials Physics Group, Japan

4/97-3/00 Research Associate, University of Tsukuba, Institute of Materials Science, Japan

Selected Publications

1. X. Ren and K. Otsuka
Origin of the Rubber-like Behavior in Metal Alloys.
Nature, vol.389, No.6651, 579-582 (1997). PDF
2. X. Ren and K. Otsuka,
Universal symmetry property of point defects in crystals,
Phys. Rev. Lett., 85, 1016-1019 (2000) PDF
3. X. Ren, and K. Otsuka, (Overview paper)　
Interaction of point defects with martensitic transformation – A prototype of exotic multi-scale phenomena,
MRS Bulletin,vol.27, No.2, 115-120 (2002) PDF
4.　Xiaobing Ren
Large electric-field-induced strain in ferroelectric crystals by reversible domain switching
Nature Materials, 3, 91-94 (2004) PDF
5. S. Shampa, X. Ren, and K. Otsuka
Evidence for Strain Glass in the Ferroelastic-Martensitic System Ti50-xNi50+x,
Phys. Rev. Lett., 95, 205702 (2005) PDF

6. K. Otsuka and X. Ren (Overview paper)

Physical metallurgy of Ti–Ni-based shape memory alloys,

Progress in Materials Science, 50, 511-678 (2005) PDF

7. Yu Wang, Xiaobing Ren, Kazuhiro Otsuka
Shape Memory Effect and Superelasticity in a Strain Glass Alloy
Phys. Rev. Lett.，97，225703 (2006) . PDF

8. Wenfeng Liu, and Xiaobing Ren,
Large Piezoelectric Effect in Pb-Free Ceramics
Phys. Rev. Lett., 103, 257602 (2009) PDF

9. Sen Yang, Huixin Bao, Chao Zhou, Yu Wang, Xiaobing Ren, Yoshitaka Matsushita, Yoshio

Katsuya, Masahiko Tanaka, Keisuke Kobayashi, Xiaoping Song, and Jianrong Gao,
Morphotropic phase boundary in ferromagnets – a way leading to large magnetostriction
Phys. Rev. Lett., 104, 197201 (2010). PDF

10. Xiaobing Ren, et al.(Overview paper)
Ferroelastic Nanostructures and Nanoscale Transitions: Ferroics with Point Defects
MRS Bulletin, Vol. 34 (2008) pp 838-846 PDF

For a complete list of publications, see Research.ID　→

Awards and Honors

l 2010 Distinguished Achievement Award, Japan Institute of Materials (Kouseki-shou)

l 2008 Most cited author of Progress in Materials Science during 2005-2008

l 2005 Tsukuba Outstanding Young Scientist Prize (Tsukuba Syoreisyo)

l 2001 JST Outstanding Young Researcher Program (Sakigake-21)

l 1998 Outstanding Young Researcher Award, Japan Institute of Metals

External Research Grants

JST Sakigake, Kakenshi, JSPS bilateral joint research grant, and industrial grants, etc.

Cumulative budget: more than 140 million JP Yen.

Editorial board of international journals

Metallurgical and Materials Transactions A

Philosophical Magazine A

Science: Reviewer for International Academic Journals

l Nature Materials

l Nature Nanotechnology

l Advanced Materials

l Advanced Functional Materials

l Applied Physics Letters

l Journal of Applied Physics

l Acta Meterialia

l Scripta Materilia

l Metallurgical and Materials Transactions A

l Philosophical Magazine A

l European Physics Journal

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