Prof. Yusaku Fujii Profile

Prof. Yusaku Fujii

Associate Professor at Gunma Univ

SPIE Involvement:

Author

Publications (10)

Proceedings Article | 12 January 2009 Paper

Impact response evaluation of force transducer for use in falling weight deflectometer system

Yusaku Fujii, Takahiro Fujyu, Haruki Okano

Proceedings Volume 7133, 71330L (2009) https://doi.org/10.1117/12.821222

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Proceedings Article | 31 December 2008 Paper

Inertial force measurement of an actuator arm of a hard disk drive in free oscillation by numerical analysis and experiments

Bin Gu, Dong-Wei Shu, Yusaku Fujii, Bao-Jun Shi

Proceedings Volume 7130, 71302A (2008) https://doi.org/10.1117/12.819622

KEYWORDS: Actuators, Finite element methods, Doppler effect, Interferometers, Numerical analysis, 3D modeling, Velocity measurements, Metals, Aerospace engineering, Electronics engineering

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Proceedings Article | 31 December 2008 Paper

Constraints in measuring body mass during simulated microgravity

Kazuhito Shimada, Yusaku Fujii

Proceedings Volume 7130, 71302B (2008) https://doi.org/10.1117/12.819623

KEYWORDS: Measurement devices, Human subjects, Safety, Space operations, Metals, Calibration, Content addressable memory, Reflectors, Hardware testing, Turbulence

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Proceedings Article | 3 April 2008 Paper

Method for generating and measuring static and dynamic small forces

Yusaku Fujii

Proceedings Volume 6793, 679303 (2008) https://doi.org/10.1117/12.798949

KEYWORDS: Interferometers, Calibration, Doppler effect, Transducers, Optical testing, Sensors, Time metrology, Metals, Aluminum, Velocity measurements

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Proceedings Article | 16 November 2007 Paper

Optical method for evaluating the impact response of 1" HDD arm

Yusaku Fujii, Dong-Wei Shu

Proceedings Volume 6722, 672216 (2007) https://doi.org/10.1117/12.782961

KEYWORDS: Doppler effect, Transducers, Calibration, Interferometers, Actuators, Prisms, Beam splitters, Optical testing, Sensors, Lithium

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Proceedings Article | 2 February 2006 Paper

Biomedical measurement using the levitation mass method

Yusaku Fujii

Proceedings Volume 6026, 60261K (2006) https://doi.org/10.1117/12.667682

KEYWORDS: Doppler effect, Transducers, Interferometers, Calibration, Biomedical optics, Optical testing, Biomedical engineering, Helium neon lasers, Prisms, Polarization

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SPIE Journal Paper | 1 February 2006

Optical method for accurate force measurement: dynamic response evaluation of an impact hammer

Yusaku Fujii

OE, Vol. 45, Issue 02, 023002, (February 2006) https://doi.org/10.1117/12.10.1117/1.2170713

KEYWORDS: Transducers, Calibration, Doppler effect, Interferometers, Optical engineering, Neon, Sensors, Optical testing, Manufacturing, Process control

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Proceedings Article | 25 October 2004 Paper

Optical method for accurate force measurement: dynamic response evaluation of an impact hammer

Yusaku Fujii

Proceedings Volume 5602, (2004) https://doi.org/10.1117/12.569464

KEYWORDS: Transducers, Calibration, Interferometers, Doppler effect, Sensors, Helium neon lasers, Optical testing, Manufacturing, Process control, Head

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Proceedings Article | 13 June 2001 Paper

Attitude and position monitoring system of a cube corner prism used in an optical interferometer

Yusaku Fujii

Proceedings Volume 4317, (2001) https://doi.org/10.1117/12.429542

KEYWORDS: Prisms, Interferometers, Superconductors, CCD cameras, Mirrors, Image filtering, Osmium, Image processing, Magnetism, Beam splitters

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Proceedings Article | 13 June 2001 Paper

Dynamic three-point bending tester using inertial mass and optical interferometer

Yusaku Fujii

Proceedings Volume 4317, (2001) https://doi.org/10.1117/12.429552

KEYWORDS: Interferometers, Aluminum, Transducers, Calibration, Optical testing, Electromagnetic coupling, Picosecond phenomena, Doppler effect, Data processing, Information operations

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Showing 5 of 10 publications

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