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Introduction about our researches

Cutting of Hard Brittle Materials under High Hydrostatic Pressure

★ Ductile-mode Cutting of Hard Brittle Materials under Hydrostatic Pressure
★ Mechanisms of Two-dimensional Cutting under Hydrostatic Pressure
★ Development of Three-dimensional Cutting Devices under Hydrostatic Pressure

Nano Plastic Forming (NPF) of Hard Brittle Materials

★ Nano Plastic Forming of Hard Brittle Materials
★ Development of Functional Surfaces using NPF
★ Development of Efficient NPF Method

Microstructure Control by NPF and Its Simulations

★ NPF of a Single Crystal Metallic Material
★ Prediction of Microstructure and Mechanical Properties of Metals
★ Crystal Plasticity Finite Element Simulation of NPF to a Single Crystal Metallic Materials

Phase-Field Simulation of Microstrcuture Evoluation

★ Phase-Field Simulation of Phase Transformation and Microstructure Evolutions in Steel
★ Prediction Simulation of Microstructure and Mechanical Properties using Phase-Field Method

Development of Single-molecule Processor using Nanofluidic Devices

★ A Study of Tools Treating a Single-molecule


Ductile-mode Cutting of Hard Brittle Materials under Hydrostatic Pressure

[References]
M. Yoshino, Y. Ogawa and S. Aravindan, Machining of Hard-Brittle Materials by a Single Point Tool Under External Hydrostatic Pressure, J. Manuf. Sci. Eng., Vol. 127, pp.837


Experimental Equipment of Hydrostatic Pressure Cutting

Cutting Grooves (a) with many defects (0 MPa) and (b) with no-defects (under 400 MPa Hydrostatic Pressure)

Mechanisms of Two-dimensional Cutting under Hydrostatic Pressure




Observation of Cutting under hydrostatic pressure

Development of Three-dimensional Cutting Devices under Hydrostatic Pressure


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Experimental Devices for Hydrostatic Pressure Cutting


Formed Surfaces on Glass using Hydrostatic Pressure Cutting

Development of Functional Surfaces using NPF


[References]
M. Yoshino, T. Matsumura, N. Umehara, Y. Akagami, S. Aravindan and T. Ohno, Engineering surface and development of a new DNA micro array chip, Wear, Vol. 260, pp.837


Pt Nano Dots Array formed by NPF

NPF of a Single Crystal Metallic Material



NPF of a single crystal copper, FIB machining and EBSD analysis

EBSD observation of crystal rotation angle during NPF

A Study of Tools Treating a Single-molecule/h4>


Please see Yamamoto's HP.
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Yoshino and Yamamoto laboratory, Tokyo Institute of Technology.

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