Metals

TAKEDA Yoshihiko

TAKEDA.Yoshihiko@nims.go.jp

Group Leader, Hydrogen Related Materials Group, Research Center for Energy and Environmental Materials, National Institute for Materials Science

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

This professor no longer accepts the new students.

Message to prospective students

Together we can advance our minds and our research.

Research group website

Kazuhiro HONO

Kazuhiro.HONO@nims.go.jp

President, National Institute for Materials Science

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

PhD : Materials Innovation

MSc : Materials Innovation

This professor no longer accepts the new students.

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

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

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

PhD : Materials Innovation

MSc : Materials Innovation

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

Group Leader, Frontier Superconducting Materials Group, Research Center for Materials Nanoarchitectonics, National Institute for Materials Science

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

PhD : Materials Innovation

MSc : Materials Innovation

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!

TAKAHASHI Yukiko

TAKAHASHI.Yukiko@nims.go.jp

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

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

University of Tsukuba Graduate School of Pure and Applied Sciences

PhD : Materials Innovation

MSc : Materials Innovation

Waseda University Graduate School of Advanced Science and Engineering

Department of Nanoscience and Nanoengineering

* New students are accepted only at the University of Tsukuba.

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

Managing Director, Research Center for Structural Materials, National Institute for Materials Science

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

Principal Researcher, Additive Manufacturing Group, Research Center for Structural Materials, National Institute for Materials Science

Research field

structural materials, additive manufacturing

Research outline

Our research is focused on development of microstructure/texture control methods, clarification of microstructure/texture formation mechanism and alloy design for additive manufacturing of high temperature metals for aerospace, automotive, power generation applications. We develop new alloys with superior properties for additive manufacturing by optimizing alloy composition and controlling microstructure/crystallographic texture.

Research Interests

additive manufacturing, microstructure/texture formation, alloy design, high temperature metal, titanium alloy, nickel-base superalloy

Assigned university/courses

Kyushu University Graduate School of Engineering

Department of Materials

Message to prospective students

We do research in an international environment using world-level facilities at NIMS. We welcome enthusiastic students who are interested in additive manufacturing of high temperature metals.

KAWAGISHI Kyoko

KAWAGISHI.Kyoko@nims.go.jp

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

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

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

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

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

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.

SEPEHRI AMIN Hossein

H.SEPEHRIAMIN@nims.go.jp

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

Research field

magnetic materials, electron microscopy, atom probe tomography, magnetic domain observations, micromagnetic simulations

Research outline

We develop high-performance magnetic materials for green energy conversions and data storage applications. For this purpose, we employ a worldwide unique combinatorial research approach, including advanced multi-scale microstructure characterizations, data science, micromagnetic simulations, and materials processing.

Research Interests

permanent magnets, magnetocaloric materials, electron microscopy, atom probe tomography, micromagnetic simulations

Assigned university/courses

University of Tsukuba Graduate School of Pure and Applied Sciences

PhD : Materials Innovation

MSc : Materials Innovation

Message to prospective students

Let’s enjoy study together about a broad range of magnetic materials. We are an international group and welcome students to conduct cutting-edge research.

SAKURABA Yuya

SAKURABA.Yuya@nims.go.jp

Group Leader, Magnetic Functional Device Group, Research Center for Magnetic and Spintronic Materials, National Institute for Materials Science

Research field

magnetic material, spintronics device, thermoelectric magnetic material

Research outline

Focusing on special transport and thermoelectric effects derived from magnetism and spin, we fabricate and characterize magnetic thin film materials and multilayer nanostructures. In addition to the fundamental research, we are also conducting research for practical devices such as next-generation data storage, ultra-sensitive magnetic sensors, and novel thermoelectric power generation applications.

Research Interests

half-metal, magnetoresistance, next generation storage technology, magnetic & heat flux sensors

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

Breakthroughs in materials have the power to revolutionize the world. Magnetic materials are already widely used in society, but they have great unexplored potential based on novel spin functions and nanostructures. Let's enjoy exploring unknown materials and devices in the world-class research environment of NIMS with our colleagues who have many different specialties.

UEJI Rintaro

UEJI.Rintaro@nims.go.jp

Group Leader, Thermomechanical Processing Group, Research Center for Structural Materials, National Institute for Materials Science

Research field

structural materials, metallurgy, metal forming, mechanical properties, phase transformation

Research outline

Research target is the thermomechanical processing of structural metals such as steels. This is useful science to develop new metals with improved properties. We explore uncharted principles of the physical metallurgy for tailoring new metallurgical nanostructure (applied stress effect, etc), and these application to develop new materials and processes.

Research Interests

recrystallization, crystallographic texture, thermomechanical processing, diffusional transformation, lattice defects

Assigned university/courses

Kyushu University Graduate School of Engineering

Department of Materials

Message to prospective students

It is very welcomed to have any question from students or engineers desiring to become the adventurer to world-first discover unrevealed significant principles of physical metallurgy.

OSADA Toshio

OSADA.Toshio@nims.go.jp

Group Leader, High-Reliability Heat-Resistant Materials Group, Research Center for Structural Materials, National Institute for Materials Science

Research field

structural material, heat-resistant material, mechanical property, turbine materials

Research outline

Improving the efficiency of aircraft engines and gas turbines for power generation are one of the most important issues in achieving the 2050 carbon neutral target. In order to solve these problems, we are conducting research on the design, evaluation, and property prediction of heat-resistant materials such as Ni-based superalloys and ceramics. Furthermore, we will promote the development of self-healing ceramics inspired from bone healing, and aim for their social implementation.

Research Interests

Ni-based superalloy, self-healing ceramics, microstructure, strength prediction, fracture mechanics

Assigned university/courses

Yokohama National University Graduate School of Engineering Science

Department of Mechanical Engineering, Materials Science, and Ocean Engineering

Message to prospective students

In this laboratory, we carry out on the research through materials design, evaluation and strength prediction for heat-resistant materials. Further, we also want tot focus on supporting young researchers at companies to obtain PhD degrees. Let's work together to create new heat-resistant materials from NIMS.

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