Prof. Takahide Sakagami Profile

Prof. Takahide Sakagami

Professor at Kobe Univ

SPIE Involvement:

Conference Program Committee | Author

Publications (28)

Proceedings Article | 14 May 2018 Paper

Application of infrared camera for steel bridge maintenance

Takahide Sakagami, Yoshiaki Mizokami, Daiki Shiozawa, Masahiro Hayashi, Masahiro Takeguchi

Proceedings Volume 10661, 106610T (2018) https://doi.org/10.1117/12.2307654

KEYWORDS: Coating, Infrared radiation, Epoxies, Bridges, Optical filters, Infrared imaging, Infrared cameras, Short wave infrared radiation, Cameras, Optical filtering

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Proceedings Article | 5 May 2017 Paper

Fatigue limit estimation of titanium alloy Ti-6Al-4V with infrared thermography

Atsushi Akai, Daiki Shiozawa, Takahide Sakagami

Proceedings Volume 10214, 102141J (2017) https://doi.org/10.1117/12.2263843

KEYWORDS: Titanium, Thermography, Metals, Nondestructive evaluation, Temperature metrology, Aerospace engineering, Infrared radiation, Infrared materials, Crystals, Analytical research, Infrared cameras, Absorption, Polishing, Servomechanisms, Product engineering

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Proceedings Article | 5 May 2017 Paper

Fatigue damage evaluation of short fiber CFRP based on phase information of thermoelastic temperature change

Takahide Sakagami, Daiki Shiozawa, Yu Nakamura, Shinichi Nonaka, Kenichi Hamada

Proceedings Volume 10214, 102140M (2017) https://doi.org/10.1117/12.2262972

KEYWORDS: Nondestructive evaluation, Stress analysis, Composites, Thermography, Carbon, Infrared radiation, Aerospace engineering, Structured optical fibers, Infrared cameras, Space operations, Metals

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Proceedings Article | 11 May 2016 Paper

Nondestructive evaluation technique using infrared thermography and terahertz imaging

Takahide Sakagami, Daiki Shiozawa, Yoshitaka Tamaki, Tatsuya Iwama

Proceedings Volume 9861, 98611B (2016) https://doi.org/10.1117/12.2229000

KEYWORDS: Nondestructive evaluation, Thermography, Terahertz radiation, Coating, Corrosion, Oxides, Imaging systems, Transmittance, Inspection, Glasses

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Proceedings Article | 21 May 2014 Paper

Applications of infrared thermography for nondestructive testing of fatigue cracks in steel bridges

Takahide Sakagami, Yui Izumi, Yoshihiro Kobayashi, Yoshiaki Mizokami, Sunao Kawabata

Proceedings Volume 9105, 91050S (2014) https://doi.org/10.1117/12.2057382

KEYWORDS: Bridges, Infrared cameras, Nondestructive evaluation, Infrared radiation, Temperature metrology, Thermography, Inspection, Thermal effects, Infrared imaging, Spatial resolution

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Proceedings Article | 10 May 2011 Paper

Development of a gas leak detection method based on infrared spectrum imaging utilizing microbolometer camera

Takahide Sakagami, Hiroaki Anzai, Shiro Kubo

Proceedings Volume 8013, 80130C (2011) https://doi.org/10.1117/12.884367

KEYWORDS: Infrared radiation, Infrared imaging, Infrared cameras, Infrared detectors, Imaging systems, Absorption, Microbolometers, Transmittance, Light sources, Infrared systems engineering

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Proceedings Article | 4 May 2010 Paper

Accuracy improvement of self-reference lock-in thermography method and its application to detection of fatigue cracks in steel bridges

Yui Izumi, Takahide Sakagami, Shiro Kubo

Proceedings Volume 7661, 76610D (2010) https://doi.org/10.1117/12.852961

KEYWORDS: Thermography, Infrared radiation, Bridges, Temperature metrology, Nondestructive evaluation, Infrared imaging, Signal processing, Inspection, Infrared telescopes, Data processing

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Proceedings Article | 4 May 2010 Paper

Determination of delamination depth in concrete structure based on inverse analysis of thermography data

Tzu-Yang Cheng, Takahide Sakagami, Shiro Kubo

Proceedings Volume 7661, 76610E (2010) https://doi.org/10.1117/12.852907

KEYWORDS: Thermography, Solar radiation, Finite element methods, Temperature metrology, Mendelevium, Error analysis, Solar energy, Nondestructive evaluation, Sun, Transmission electron microscopy

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Proceedings Article | 22 April 2009 Paper

Nondestructive testing by super-resolution infrared thermography

Takahide Sakagami, Tomohiro Matsumoto, Shiro Kubo, Daisuke Sato

Proceedings Volume 7299, 72990V (2009) https://doi.org/10.1117/12.821167

KEYWORDS: Image resolution, Super resolution, Infrared imaging, Infrared radiation, Thermography, Infrared cameras, Spatial resolution, Cameras, Visible radiation, Image compression

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Proceedings Article | 17 March 2008 Paper

Quantitative evaluation of defect depth in concrete structures using Fourier analysis for sequential thermal data

Shiro Nakamura, Takahide Sakagami, Shuusuke Harada, Shiro Kubo

Proceedings Volume 6939, 693910 (2008) https://doi.org/10.1117/12.779906

KEYWORDS: Inspection, Nondestructive evaluation, Thermography, Data processing, Defect detection, Image processing, Infrared cameras, Temperature metrology, Finite element methods, Thermal modeling

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Proceedings Article | 9 April 2007 Paper

Development of thermal response spectroscopy technique for determination of defect parameters

Takahide Sakagami, Daisuke Imanishi, Shiro Kubo

Proceedings Volume 6541, 65410T (2007) https://doi.org/10.1117/12.716438

KEYWORDS: Spectroscopy, Finite element methods, Nondestructive evaluation, Heat flux, Thermography, Infrared radiation, Temperature metrology, Numerical simulations, Data modeling, Process modeling

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Proceedings Article | 18 April 2006 Paper

Quantitative nondestructive evaluation of delamination damage in CFRP pressure vessels for space use

Takahide Sakagami, Shiro Kubo, Yukio Hyodo, Toshio Ogasawara, Takashi Nishimura, Daisuke Imanishi, Matt Schmitt

Proceedings Volume 6205, 62051A (2006) https://doi.org/10.1117/12.665388

KEYWORDS: Nondestructive evaluation, Thermography, Ultrasonics, Infrared radiation, Infrared imaging, Inspection, Microbolometers, Lamps, Aerospace engineering, Data processing

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Proceedings Article | 18 April 2006 Paper

Development of an interatmospheric window wavelength (5-9 μm) infrared thermography with an advanced image processing technique

Daisuke Sato, Tatsuhito Komiyama, Takahide Sakagami, Shiro Kubo

Proceedings Volume 6205, 62050B (2006) https://doi.org/10.1117/12.668428

KEYWORDS: Infrared cameras, Infrared radiation, Thermography, Infrared imaging, Microbolometers, Reflection, Denoising, Nondestructive evaluation, Buildings, Infrared sensors

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Proceedings Article | 28 March 2005 Paper

Development of self-reference lock-in thermography and its application to crack monitoring

Takahide Sakagami, Takashi Nishimura, Shiro Kubo

Proceedings Volume 5782, (2005) https://doi.org/10.1117/12.606148

KEYWORDS: Thermography, Temperature metrology, Infrared radiation, Bridges, Nondestructive evaluation, Stress analysis, Infrared imaging, Distance measurement, Infrared telescopes, Signal processing

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Proceedings Article | 12 April 2004 Paper

Development of a new processing technique of sequential temperature data after pulse heating for quantitative nondestructive testing

Takahide Sakagami, Shiro Kubo, Takeshi Endo, Yoshifumi Asakura

Proceedings Volume 5405, (2004) https://doi.org/10.1117/12.546477

KEYWORDS: Nondestructive evaluation, Thermography, Infrared radiation, Finite element methods, Data processing, Temperature metrology, Lamps, Thermal effects, Numerical analysis, Corrosion

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Proceedings Article | 15 March 2002 Paper

Application of lock-in data processing for thermographic NDT of concrete structures

Takahide Sakagami, Shiro Kubo, Shiro Nakamura, Yasushi Kawashima, Tatsuhito Komiyama

Proceedings Volume 4710, (2002) https://doi.org/10.1117/12.459606

KEYWORDS: Nondestructive evaluation, Thermography, Phase measurement, Lamps, Data processing, Quartz, Defect detection, Infrared radiation, Bridges, Temperature metrology

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Proceedings Article | 23 March 2001 Paper

Development of a new diagnosis method for caries in human teeth based on thermal images under pulse heating

Takahide Sakagami, Shiro Kubo, Takeshi Naganuma, Tomoyasu Inoue, Kazumasa Matsuyama, Kenji Kaneko

Proceedings Volume 4360, (2001) https://doi.org/10.1117/12.421031

KEYWORDS: Dental caries, Thermography, Teeth, Nondestructive evaluation, Xenon, Lamps, Heat flux, Surface finishing, Inspection, Minerals

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Proceedings Article | 23 March 2001 Paper

Development of a pulse heating thermographic NDT technique for detection of latent blister in corrosion protective coating on oil storage tank

Takahide Sakagami, Shiro Kubo, Kazuyoshi Sekine, Minoru Yamada, Katsuyasu Nakata, Hiroaki Maruyama

Proceedings Volume 4360, (2001) https://doi.org/10.1117/12.421038

KEYWORDS: Coating, Nondestructive evaluation, Thermography, Corrosion, Thin film coatings, Xenon, Lamps, Heat flux, Visualization, Diffusion

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Proceedings Article | 30 March 2000 Paper

Fatigue crack identification using near-tip singular temperature field measured by lock-in thermography

Takahide Sakagami, Shiro Kubo, Yasuhiro Teshima

Proceedings Volume 4020, (2000) https://doi.org/10.1117/12.381548

KEYWORDS: Thermography, Modulation, Temperature metrology, Nondestructive evaluation, Xenon, Aluminum, Phase shift keying, Phase shifts, Camera shutters, Signal generators

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Proceedings Article | 19 March 1999 Paper

Development of a new crack identification method based on singular current field using differential thermography

Takahide Sakagami, Shiro Kubo

Proceedings Volume 3700, (1999) https://doi.org/10.1117/12.342328

KEYWORDS: Thermography, Modulation, Temperature metrology, Aluminum, Nondestructive evaluation, Diffusion, Phase shift keying, Phase shifts, Signal generators, Data processing

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Proceedings Article | 19 March 1999 Paper

Proposal for a new thermographic nondestructive testing technique using microwave heating

Takahide Sakagami, Shiro Kubo, Tatsuhito Komiyama, Hironobu Suzuki

Proceedings Volume 3700, (1999) https://doi.org/10.1117/12.342324

KEYWORDS: Microwave radiation, Thermography, Nondestructive evaluation, Temperature metrology, Inspection, Buildings, Defect detection, Sun, Defect inspection, Diffusion

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Proceedings Article | 26 March 1998 Paper

Full-field IR measurement of subsurface grinding temperatures

Takahide Sakagami, Viswanathan Madhavan, G. Harish, K. Krishnamurthy, Yongqing Ju, Thomas Farris, Srinivasan Chandrasekar

Proceedings Volume 3361, (1998) https://doi.org/10.1117/12.304733

KEYWORDS: Temperature metrology, Infrared radiation, Forward looking infrared, Infrared sensors, Thermal modeling, Fourier transforms, Manufacturing, Boron, Sensors, Calibration

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Proceedings Article | 4 April 1997 Paper

Visualization of contact stress distribution using infrared stress-measurement system

Takahide Sakagami, Keiji Ogura, Shiro Kubo, Jon Lesniak, Bradley Boyce, Bela Sandor

Proceedings Volume 3056, (1997) https://doi.org/10.1117/12.271650

KEYWORDS: Infrared radiation, Infrared imaging, Thermography, Sapphire, Infrared materials, Spherical lenses, Solids, Visualization, Temperature metrology, Chlorine

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Proceedings Article | 4 April 1997 Paper

Overview of recent Japanese activities in thermographic NDT

Takahide Sakagami, Keiji Ogura

Proceedings Volume 3056, (1997) https://doi.org/10.1117/12.271645

KEYWORDS: Nondestructive evaluation, Thermography, Infrared radiation, Infrared imaging, Inspection, Infrared cameras, Composites, Imaging systems, Defect inspection, Stress analysis

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Proceedings Article | 15 March 1996 Paper

Damage inspection of CFRP using resistive-heating thermographic NDT

Takahide Sakagami, Keiji Ogura, Shiro Kubo

Proceedings Volume 2766, (1996) https://doi.org/10.1117/12.235392

KEYWORDS: Nondestructive evaluation, Thermography, Inspection, Carbon, Electrical breakdown, Acoustics, Microscopes, Solids, Defect inspection, Dielectrics

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Proceedings Article | 28 March 1995 Paper

Thermal sensing and imaging of the dry-sliding contact surface using IR thermomicroscope

Takahide Sakagami, Keiji Ogura, Masahiro Shoda

Proceedings Volume 2473, (1995) https://doi.org/10.1117/12.204862

KEYWORDS: Thermography, Infrared radiation, Temperature metrology, Sapphire, Infrared imaging, Solids, Infrared sensors, Ceramics, Infrared materials, Visualization

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Proceedings Article | 21 March 1994 Paper

Thermographic NDT based on transient temperature field under Joule effect heating

Takahide Sakagami, Keiji Ogura

Proceedings Volume 2245, (1994) https://doi.org/10.1117/12.171157

KEYWORDS: Thermography, Nondestructive evaluation, Inspection, Temperature metrology, Diffusion, Image processing, Image resolution, Defect detection, Defect inspection, Composites

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Proceedings Article | 3 December 1993 Paper

New development of thermographic NDT for laminated composites using contact cooling of IR-transmissive optical solid

Takahide Sakagami, Keiji Ogura

Proceedings Volume 2001, (1993) https://doi.org/10.1117/12.163833

KEYWORDS: Thermography, Solids, Nondestructive evaluation, Defect inspection, Inspection, Infrared imaging, Infrared radiation, Temperature metrology, Fiber reinforced polymers, Composites

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Showing 5 of 28 publications

Conference Committee Involvement (22)

Thermosense: Thermal Infrared Applications XLVI

22 April 2024 | National Harbor, Maryland, United States

Thermosense: Thermal Infrared Applications XLV

2 May 2023 | Orlando, Florida, United States

Thermosense: Thermal Infrared Applications XLIV

5 April 2022 | Orlando, Florida, United States

Thermosense: Thermal Infrared Applications XLIII

12 April 2021 | Online Only, Florida, United States

Thermosense: Thermal Infrared Applications XLII

27 April 2020 | Online Only, California, United States

Thermosense: Thermal Infrared Applications XLI

15 April 2019 | Baltimore, MD, United States

Thermosense: Thermal Infrared Applications XL

16 April 2018 | Orlando, FL, United States

Thermosense: Thermal Infrared Applications XXXIX

11 April 2017 | Anaheim, CA, United States

Thermosense: Thermal Infrared Applications XXXVIII

18 April 2016 | Baltimore, MD, United States

Thermosense: Thermal Infrared Applications XXXVII

20 April 2015 | Baltimore, MD, United States

Thermosense: Thermal Infrared Applications XXXVI

5 May 2014 | Baltimore, MD, United States

Thermosense: Thermal Infrared Applications XXXV

30 April 2013 | Baltimore, Maryland, United States

Thermosense: Thermal Infrared Applications XXXIV

23 April 2012 | Baltimore, Maryland, United States

Thermosense: Thermal Infrared Applications XXXIII

26 April 2011 | Orlando, Florida, United States

Thermosense XXXII

6 April 2010 | Orlando, Florida, United States

Thermosense XXXI

14 April 2009 | Orlando, Florida, United States

Thermosense XXX

18 March 2008 | Orlando, Florida, United States

Thermosense XXIX

10 April 2007 | Orlando, Florida, United States

Thermosense XXVIII

17 April 2006 | Orlando (Kissimmee), Florida, United States

Thermosense XXVII

29 March 2005 | Orlando, Florida, United States

Thermosense XXVI

13 April 2004 | Orlando, Florida, United States

Thermosense XXV

22 April 2003 | Orlando, Florida, United States

Showing 5 of 22 Conference Committees

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