Faculty and Research Themes, Department of Mechanical Engineering

・Sensor feedback control for robotics, High speed and high precision control in mechatronics
・Mobile home/welfare robot based on RECS (Robot Environment Compromising System)
・Micromachined medical tools such as microneedles, Micro sensors for robotics based on MEMS (MicroElectroMechanical Systems)

Mosquito-biomimetic micro-needle fabricated by 3D stereolithography

・Biosensor based on functional surfaces and nanosize structures
・Physical‒chemical analysis of nanosize materials and their application for sensors
・Biomimicry and related engineering

E. coli adhered to antibacterial material mimicking cicada wing structures

・Acoustic Mechanism of Self Excitation Vibration on Noise
・Evaluation of pulse wave propagation in blood vessel
・Acoustic Mechanism of Musical Instrument such as violin and flute

Research subjects that generate sound, waves, and vibrations

・Heat transfer and flow characteristics in forced convective boiling
・Quantitative measurement of two-phase flow by using NR/XR radiography

Quantitative evaluation of thermal flow phenomena using neutron beams

・Mechatronics device for IoT (Internet of things)
・Small-sized senors and actuators
・Measurement of viscoelasticity

Small environmental power generator

・Neurophysiological characteristics of tactile perception
・Industrial and medical applications of eye movement characteristics

Non-contact tactile display using air jets with phantom sensation

・Microscopic evaluation of strength and function of materials by molecular dynamics
・Numerical simulation and experiment of shape memory effect in nano-sized materials Development of computational mechanics

Computational mechanics simulation of solid materials (molecular dynamics/particle method)

・Development of sintering process for Cu alloy
・Evaluation of mechanical properties on sintering alloy
・Evaluation of tribological properties on copper alloy

Sulfide synthesized in vacuum atmosphere

・Synthesis of semiconductor nanowires and application of the wire to electronics devices
・Fabrication of nanostructures using porous alumina template
・Development of mass-synthesis of metal and semiconductor nanowires

Germanium nanowire arrays formed on silicon substrate

・Development of fabrication process for micro machining
・Micro sensor system using semiconductor devices and MEMS devices

Schematic of MEMS optical switch using optical waveguide

・Development and application of novel measurement techniques using scanning probe microscopy
・Scanning tunneling microscope with an ultrasonic detector to observe nonconductive material
・Novel method, strain imaging, for imaging ferroelectric and ferromagnetic properties with high resolutions

PZT piezoelectric ceramic grain boundary defect charge image by ultrasonic AFM

・Micro-mechanism of fatigue fracture and hydrogen embrittlement
・Strength properties of micro/nano-scale materials
・Micro-characterization of structural materials for strength evaluation

Transmission electron microscope photograph of fatigue crack tip in iron alloy

・The evaluation of the mechanical properties and the damage of the material with non-destructive inspection method
・The material design which adopted the concepts of the smart material and structure

Diagnostic technology and materials design

・Design, development and evaluation of mechanical specifications for artificial/native organs
・Development Evaluation of Novel Artificial Heart Valves and Blood Vessels

NCVC covered stent for cerebral aneurysm treatment developed and optimized by mechanical engineering methods

・Tribology of ultra-thin molecular lubricant film
・Tribology of carbon nano-tube
・Triboelectric Nanogenerator

Development of friction electrification sensor for intelligent tires

・Suppression of Tool Wear in Ultra-precision Diamond Turning
・Mechanochemical Superfinishing of Optical and Electronic Materials
・Three-Dimensional Internal Infromation Acquisition System based on Consecutive Precision Machining

Ultra-precision cutting on ultra-fine processing machine

・Human / Environment recognition
・Human-centered intelligent system design
・Natural human-robot Interaction

Human-adaptive system development based on real-world sensing

・Estimation of frost formation on heat exchanger
・Development of low NOx hydrogen combustor
・Utilization of liguid hydrogen cold enogy

Low NOx emission two-stage combustion hydrogen flame

・Study for silicon micro multi-edged tool using anisotropic etching
・Study for thermochemical loss of diamond

Micro tool device that is part of micro processing machinery

・Vibration and noise reduction using smart structure system
・Vibration suppression using dynamic vibration absorber
・Vibration isolation

Numerical simulation of bending wave propagation in flat plate

・Numerical analysis of multiphase flows containing moving and deforming interfaces
・Application of wettability and surface tension dominated phenomena

Simulation of droplet sliding down solid slope

・Tribotronics of next generation vehicles
・Tribochemistry
・Development of smart tribosystem with ultralow　friction

Development of in-situ analysis technology to elucidate the mechanism of "friction"

・Multi-phase Flow Dynamics
・Critical Heat Flux
・Numerical Investigation of Multi-phase Flow

Single bubble rising in tube

・Analysis of Particle Motion by Stokesian Dynamics Approach
・Study on Swelling and Hemolytic Behavior of Human Red Blood Cells caused by Osmotic Pressure Difference

Particle model simulating fine structure of membrane

・Large eddy simulations of convective heat transfer in gas turbines
・Development of numerical model for predicting local entropy generation rate in turbulent flows with heat transfer
・Numerical simulation of conjugate heat transfer based on LES statistics

Heat transfer and flow simulation around gas turbine blade

・Robot design method
・Adaptive robotic hand
・Hapticsdevice design and control

Robot specialized for collaborative work

・Non-contact vital-sign monitoring using microwave radar and application to medical engineering
・Estimation of change in user’s status using neurophysiological information
・Biological signal processing intended to apply for predictive control

Non-contact vital sign monitoring system for hibernating bears

・MEMS (Micro electro mechanical systems) based micro power generator for the portable devices
・Universal robotic hand

Gripping of bottle by vacuum gripper

・Flow control valve using PZT vibration
・Precision positionning control mechanidm using pneumatic sysytem

Image when oscillator is driven

・Adaptive/Hybrid Robotic Systems
・Autonomous Inspection/Construction Robot Systems
・Human-Robot Interaction and Collaboration

Examples of adaptive robotics systems

・Research into creating work schedules for nurses, etc.
・Research into creating production schedules for plants and machine factories
・Generating diverse optimal solutions to scheduling problems

Optimal movement route of semiconductor exposure equipment

・Human-machine collaborative system that considers operation intentions
・Development of images with a sense of speed based on human perceptual characteristics
・Modeling of the sense of ownership using the vestibulo-ocular reflex

Steering system that detects operation intention

・Dynamics of bubbles and droplets
・Control of two-phase flow using surfactants
・Numerical analysis of viscoelastic fluids

Bubbles in viscoelastic fluid (numerical analysis/experiment)