Metals

TAKEDA Yoshihiko

TAKEDA.Yoshihiko@nims.go.jp

National Institute for Materials Science Center for Green Research on Energy and Environmental Materials Deputy Director

Research field

functional materials, spectroscopy, hydrogen materials, nanophotonics

Research outline

We investigate optical nonlinearity, transient optical response and nano-local field optical phenomena of inorganic and organic nanomaterials with femtosecond spectroscopy. We also study control of nano-scale structures, surface modification with advanced ion beam technology and nanoparticle assembly with biomolecules. We apply fruits of the research to Hydrogen energy and environmental fields.

Research Interests

nanomaterials, coating, nonlinear optics, plasmonics, surface modification

Assigned university/courses

University of Tsukuba Graduate School of Pure and Applied Sciences

PhD : Materials Science and Engineering

MSc : Applied Physics

Message to prospective students

Together we can advance our minds and our research.

Research group website

Kazuhiro HONO

Kazuhiro.HONO@nims.go.jp

National Institute for Materials Science Executive Vice President

Research field

structural materials, magnetic materials, spintronics, electron microscopy, atom probe tomography

Research outline

Studies on magnetic and spintronics materials for energy efficient data storage and automobiles using atomistic characterization techniques, i.e., the development of magnetic recording media and read sensors for next generation hard disk drives and high performance permanent magnets.

Research Interests

magnetic memory, permanent magnet materials, heusler alloy, magnesium materials, magnetic field sensor

Assigned university/courses

University of Tsukuba Graduate School of Pure and Applied Sciences

PhD : Materials Science and Engineering

MSc : Materials Science

Message to prospective students

My group is truly international and many alumni are actively working all over the world.

MITANI Seiji

MITANI.Seiji@nims.go.jp

National Institute for Materials Science Research Center for Magnetic and Spintronic Materials Director

Research field

spintronics, magnetic materials, magnetic materials, thin film growth

Research outline

Development of magnetic materials and nanostructures by atomic scale control based on state-of-the-art thin film growth techniques. Searching and understanding new functionalities in spin transport and their application to spintronic devices. Major topics contain interface spin-orbit coupling and spin dependent tunneling in magnetic heterostructures.

Research Interests

magnetoresistance, magnetic memory, magnetic anisotropy, spin accumulation, spin-orbit interaction

Assigned university/courses

University of Tsukuba Graduate School of Pure and Applied Sciences

PhD : Materials Science and Engineering

MSc : Applied Physics

Message to prospective students

The world of spin is wide. Spintronics covers a variety of research activities from basic phenomena originating from the spin degree of freedom to next-generation information technologies such as magnetic random access memories. Enjoy research and development in this emerging field of electronics!!

Research group website

TAKANO Yoshihiko

TAKANO.Yoshihiko@nims.go.jp

National Institute for Materials Science International Center for Materials Nanoarchitectonics Nano Frontier Superconducting Materials Group Group Leader

Research field

superconductivity, functional materials, magnetic materials, semiconductor, thermoelectric materials

Research outline

We are focusing on the physical properties of superconductors including high-Tc superconductor, diamond superconductor, Fe-based superconductor BiS2-based superconductor and pressure induced superconductor. Development of novel devices, including optical and field effect devices, using superconductors, magnetic materials and nano-technologies are targets.

Research Interests

superconductivity, ultra-high pressure, diamond, nanotube, Materials Informatics

Assigned university/courses

University of Tsukuba Graduate School of Pure and Applied Sciences

PhD : Materials Science and Engineering

MSc : Applied Physics

Message to prospective students

If a room temperature superconductor is discovered, environment energy problems are resolved, since superconductor can transfer electric energy without loss. Let’s discover the room temperature superconductor by your hand!

MURAKAMI Hideyuki

MURAKAMI.Hideyuki@nims.go.jp

National Institute for Materials Science Research Center for Structural Materials Managing Researcher

Research field

structural materials, functional materials, structural analysis

Research outline

One of our main goals is to elucidate the relationship between structure and properties of materials by analyzing their surfaces and interfaces. For this purpose, we develop prediction models of their changes in properties and performance caused by reactions at surfaces and interfaces such as oxidation or hot corrosion. These modes will contribute to developing novel materials and coatings. The materials targeted are heat resistant superalloys, high entropy alloys and their coatings.

Research Interests

heat resistant materials, high entropy alloys, heat resistant coating

Assigned university/courses

Waseda University Graduate School of Advanced Science and Engineering

Department of Nanoscience and Nanoengineering

Message to prospective students

Our laboratory values international networks. Half of our research members are from overseas so you can expect that your communication skills will grow. Those who want to conduct research from a global perspective are most welcome. We encourage students to have a basic background of thermodynamics, phase transformations and materials science in general.

TAKAHASHI Yukiko

TAKAHASHI.Yukiko@nims.go.jp

National Institute for Materials Science Research Center for Magnetic and Spintronic Materials Magnetic Recording Materials Group Group Leader

Research field

magnetic materials, electron microscopy, spintronics

Research outline

We carry out fundamental researches on magnetic recording with high areal density beyond 4 Tbit/in2. For this areal density, new magnetic recording method with an assistance by the external energy such as heat, microwave magnetic field and light is required. To realize an effective magnetization switching, we are developing a new magnetic recording medium suitable for the energy assisted magnetic recording by the control of the microstructure and magnetization dynamics.

Research Interests

control of the magnetization dynamics, magnetic recording, permanent magnet, microstructure, magnetoresistive device

Assigned university/courses

Waseda University Graduate School of Advanced Science and Engineering

Department of Nanoscience and Nanoengineering

Message to prospective students

Our group aims the development of the materials for high density magnetic storage/memory. For this, the background of materials and applied physics is necessary. If your area is different, please do not worry. The stuff members with various expertises support your research work. We are looking for meeting the students who have high motivation for the research in the world’s top level research group.

Research group website

OHMURA Takahito

OHMURA.Takahito@nims.go.jp

National Institute for Materials Science Research Center for Structural Materials Deputy Director

Research field

structural materials, mechanical properties

Research outline

Mechanical properties of each organization of fine structures are evaluated and establishment of the method which clarifies relation between local mechanical properties and macro mechanical properties has been aimed. As understanding of deformation mechanism which considers scale effects is developed, clarification of application range of current models and suggestion of new mechanism model have been expected to achieve.

Research Interests

steels, yield stress, dislocations, grain boundaries, physical models

Assigned university/courses

Kyushu University Graduate School of Engineering

Department of Materials

KITASHIMA Tomonori

KITASHIMA.Tomonori@nims.go.jp

National Institute for Materials Science Research Center for Structural Materials Integrated Smart Materials Group Seniour Researcher

Research field

structural materials, computational science

Research outline

We are doing research on nickel-base superalloys and titanium alloys which are used in jet engines, thermal power plants and automobiles. We aim to develop new materials by clarifying microstructure evolution mechanisms in manufacturing processes and the relationship between microstructure and properties in processed materials by experimental approach and numerical simulation.

Research Interests

titanium alloys, nickel-based superalloy, high temperature material, microstructure prediction, mechanical property

Assigned university/courses

Kyushu University Graduate School of Engineering

Department of Materials

Message to prospective students

Students in my laboratory belong to Integrated Smart Materials Group in Research Center for Structural Materials. We research in an international environment using world-level facilities and equipment at NIMS. We welcome enthusiastic students who are interested in aerospace and automobile materials.

KAWAGISHI Kyoko

KAWAGISHI.Kyoko@nims.go.jp

National Institute for Materials Science Research Center for Structural Materials Superalloys and High Temperature Materials Group Group Leader

Research field

structural materials, thermodynamics, high temperature oxidation

Research outline

To improve the thermal efficiency and reduce CO2 emission of next generation jet engine, high-efficiency combined power generation and cogeneration system, various high temperature materials including Ni-base superalloys are studied. We try to improve the mechanical properties such as creep strength by controlling the interface between the matrix phase and precipitation phase, grain boundary, and so on. In addition, by evaluating high temperature oxidation and corrosion resistance and clarifying the mechanisms of such environmental properties, materials for the long-life high-performance materials will be designed.

Research Interests

superalloys, creep, oxidation, hot corrosion, coating

Assigned university/courses

Waseda University Graduate School of Fundamental Science and Engineering

Department of Materials Science

Message to prospective students

We are developing world-leading materials for the aero engine and power generation application. Alloy you design may fly in the sky as an aero engine one day.

HIROMOTO Sachiko

HIROMOTO.Sachiko@nims.go.jp

National Institute for Materials Science Research Center for Structural Materials Corrosion and Protection Group Group Leader

Research field

biomaterials, structural materials, corrosion, surface modification

Research outline

Metallic materials corrode after being used for many years. For the safe use of machines and devices made of metallic materials, surface treatments are applied to give the proper corrosion resistance and surface function (wear resistance, biocompatibility et al.). Our research aims to develop surface coatings of metallic materials depending on the practical service environment of automobiles and medical devices. The surface treatments are performed with dipping and electrophoretic deposition methods. The corrosion tests are performed with immersion tests and electrochemical measurements such as polarization test and impedance measurement. The findings will help to deepen the understanding of the interaction between metal surfaces and solution.

Research Interests

magnesium alloys, biodegradable metals, lightweight materials, corrosion control coating, corrosion property

Assigned university/courses

Waseda University Graduate School of Fundamental Science and Engineering

Department of Materials Science

Message to prospective students

We are developing coatings for Mg alloys to overcome the poor corrosion resistance and to add various surface functions, which leads to promote the practical application of Mg alloys. You can learn electrochemical measurement and surface analysis techniques. Let’s promote the practical application of future materials!

SHIBATA Akinobu

SHIBATA.Akinobu@nims.go.jp

National Institute for Materials Science Research Center for Structural Materials Steel Research Group Group Leader

Research field

structural materials, steels, mechanical properties, microstructure

Research outline

Main our research target is steel. We are investigating microstructure evolution by phase transformation, relationship between deformation / fracture behavior (mainly brittle fracture, such as hydrogen embrittlement) and microstructure. We try to propose novel alloy design and microstructure design concepts for developing advanced steels from theoretical background.

Research Interests

steel, phase transformation, deformation, fracture, microstructure control

Assigned university/courses

University of Tsukuba Graduate School of Pure and Applied Sciences

PhD : Materials Science and Engineering

MSc : Materials Science

Message to prospective students

Steels are the most important structural metallic materials. Though steels have a long history, there still remains a lot of unsolved issues. For achieving safe, secure, and sustainable social infrastructures, fundamental research should be necessary. To bring great advance of steel research and develop advanced steels, we look forward to doing research with you.

Research group website

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