All Stories

  1. Wave-propagation simulation and dark-field computed tomography imaging study to elucidate the contrast-loss problem in X-ray diffraction-based transcranial brain imaging

    Article • Journal of Applied Physics, December 2018, American Institute of Physics

    Ph.D Teysuya Yuasa, Professor Jong-Ki Kim

  2. Dual-energy fluorescent x-ray computed tomography system with a pinhole design: Use of K-edge discontinuity for scatter correction

    Article • Scientific Reports, March 2017, Nature

    Ph.D Teysuya Yuasa

  3. Dark-Field Imaging: Recent developments and potential clinical applications

    Article • Physica Medica, December 2016, Elsevier

    Ph.D Teysuya Yuasa

  4. The feasibility of 11 C-PIB-PET/CT for amyloid plaque burden: validation of the effectiveness of CT-based partial volume correction

    Article • Brain and Behavior, August 2016, Wiley

    Ph.D Teysuya Yuasa

  5. Semi-automatic detection of calcified plaque in coronary CT angiograms with 320-MSCT

    Article • August 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  6. Differential phase-contrast computed tomography reconstruction based on the projection theorem for Laplacian image

    Article • July 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  7. Non-invasive quality evaluation of confluent cells by image-based orientation heterogeneity analysis

    Article • Journal of Bioscience and Bioengineering, February 2016, Elsevier

    Ph.D Teysuya Yuasa

  8. An efficient reconstruction algorithm for differential phase-contrast tomographic images from a limited number of views

    Article • Frontiers in Human Neuroscience, December 2015, American Institute of Physics

    Ph.D Teysuya Yuasa

  9. The Planning and Implementation of Smartphone Application Designed to Efficient Donation for Direct Support to the 2011 Tohoku Earthquake-Affected Area

    Article • International Journal of Disaster Recovery and Business Continuity, November 2015, Science and Engineering Research Support Society

    Ph.D Teysuya Yuasa

  10. Image-based focused counting of dividing cells for non-invasive monitoring of regenerative medicine products

    Article • Journal of Bioscience and Bioengineering, November 2015, Elsevier

    Ph.D Teysuya Yuasa

  11. Visualization of soft tissues by highly sensitive X-ray crystal analyzer-based multi diffraction enhanced imaging

    Article • Japanese Journal of Applied Physics, August 2015, Japan Society of Applied Physics

    Ph.D Teysuya Yuasa

  12. The population dynamics and structural organization of cortical network through the sensory experience during development

    Article • May 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  13. EM-TV reconstruction algorithm for pinhole-type fluorescent X-ray computed tomography

    Article • May 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  14. 3D Evaluation of the Lamina Cribrosa with Swept-Source Optical Coherence Tomography in Normal Tension Glaucoma

    Article • PLoS ONE, April 2015, PLOS

    Ph.D Teysuya Yuasa

  15. Limited view reconstruction for differential phase-contrast computed tomography

    Article • Optics Express, April 2015, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  16. Correlation of Papillomacular Nerve Fiber Bundle Thickness with Central Visual Function in Open-Angle Glaucoma

    Article • Journal of Ophthalmology, January 2015, Hindawi Publishing Corporation

    Ph.D Teysuya Yuasa

  17. Synchrotron-based phase-contrast images of zebrafish and its anatomical structures

    Article • The European Physical Journal Applied Physics, August 2014, EDP Sciences

    Ph.D Teysuya Yuasa, Venkateswara Rao Donepudi

  18. Iterative Reconstruction for X-Ray Dark Field Imaging CT: Artifacts Reduction for Hard and Soft Mixture Tissue

    Article • January 2014, ACTA Press

    Ph.D Teysuya Yuasa

  19. Correlation of Optic Nerve Microcirculation with Papillomacular Bundle Structure in Treatment Naive Normal Tension Glaucoma

    Article • Journal of Ophthalmology, January 2014, Hindawi Publishing Corporation

    Ph.D Teysuya Yuasa

  20. THz phase-contrast computed tomography based on Mach-Zehnder interferometer using continuous wave source: proof of the concept

    Article • Optics Express, October 2013, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  21. Iterative reconstruction algorithm for analyzer-based phase-contrast computed tomography of hard and soft tissue

    Article • Frontiers in Human Neuroscience, September 2013, American Institute of Physics

    Ph.D Teysuya Yuasa

  22. Crystal analyser-based X-ray phase contrast imaging in the dark field: implementation and evaluation using excised tissue specimens

    Article • European Radiology, September 2013, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  23. The feasibility study on 3-dimensional fluorescent x-ray computed tomography using the pinhole effect for biomedical applications

    Article • July 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  24. Noncontact plethysmographic imaging based on diffuse reflectance spectroscopy using a digital RGB camera

    Article • June 2013, SPIE

    Professor IZUMI NISHIDATE, Ph.D Teysuya Yuasa

  25. Fluorescent x-ray computed tomography using the pinhole effect for biomedical applications

    Article • Optics Communications, June 2013, Elsevier

    Ph.D Teysuya Yuasa

  26. Terahertz 3D imaging with a CW source and phase-shifting interferometry

    Article • May 2013, SPIE

    Ph.D Teysuya Yuasa

  27. Improved volumetric measurement of brain structure with a distortion correction procedure using an ADNI phantom

    Article • Medical Physics, May 2013, Wiley

    Ph.D Teysuya Yuasa

  28. Tissue Visualization Using X-Ray Dark-Field Imaging towards Pathological Goal

    Article • Journal of Physics Conference Series, March 2013, Institute of Physics Publishing

    Ph.D Teysuya Yuasa

  29. Development of high sensitivity X-ray multiple-times-diffraction enhanced imaging (M-DEI) optics

    Article • Journal of Physics Conference Series, March 2013, Institute of Physics Publishing

    Ph.D Teysuya Yuasa

  30. Synchrotron-based non-destructive diffraction-enhanced imaging systems to image walnut at 20 keV

    Article • Journal of Food Measurement & Characterization, January 2013, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  31. Visualization of peripheral vasodilative indices in human skin by use of red, green, blue images

    Article • Journal of Biomedical Optics, December 2012, SPIE

    Professor IZUMI NISHIDATE, Ph.D Teysuya Yuasa

  32. Synchrotron-based DEI for bio-imaging and DEI-CT to image phantoms with contrast agents

    Article • Applied Radiation and Isotopes, August 2012, Elsevier

    Ph.D Teysuya Yuasa

  33. Fluorescent X-Ray Computed Tomography Using Synchrotron Radiation Towards Molecular Imaging

    Article • March 2012, IntechOpen

    Ph.D Teysuya Yuasa

  34. Visualization of microvascular proliferation as a tumor infiltration structure in rat glioma specimens using the diffraction-enhanced imaging in-plane CT technique

    Article • Physics in Medicine and Biology, February 2012, Institute of Physics Publishing

    Ph.D Teysuya Yuasa

  35. Very High Contrast and Very High Spatial Resolution 2-D, 2.5-D and 3-D Breast Tissue Visualization under X-ray Dark Field Imaging

    Article • January 2012, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  36. Synchrotron-based small-angle x-ray scattering from biogenic materials

    Article • Physica Scripta, November 2011, Institute of Physics Publishing

    Ph.D Teysuya Yuasa

  37. Refraction-contrast tomosynthesis imaging using dark-field imaging optics

    Article • Frontiers in Human Neuroscience, September 2011, American Institute of Physics

    Ph.D Teysuya Yuasa

  38. Convolution reconstruction algorithm for refraction-contrast computed tomography using a Laue-case analyzer for dark-field imaging

    Article • Optics Letters, January 2011, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  39. Noninvasive imaging of human skin hemodynamics using a digital red-green-blue camera

    Article • Journal of Biomedical Optics, January 2011, SPIE

    Professor IZUMI NISHIDATE, Ph.D Teysuya Yuasa

  40. Refraction-based X-ray Computed Tomography for Biomedical Purpose Using Dark Field Imaging Method

    Article • Transactions of the Society of Instrument and Control Engineers, January 2011, The Society of Instrument and Control Engineers

    Ph.D Teysuya Yuasa

  41. X-ray refraction-contrast computed tomography images using dark-field imaging optics

    Article • Frontiers in Human Neuroscience, October 2010, American Institute of Physics

    Ph.D Teysuya Yuasa

  42. Use of synchrotron-based diffraction-enhanced imaging for visualization of soft tissues in invertebrates

    Article • Applied Radiation and Isotopes, September 2010, Elsevier

    Ph.D Teysuya Yuasa

  43. Cork Embedded Internal Features and Contrast Mechanisms with Dei Using 18, 20, 30, 36, and 40 keV Synchrotron X-Rays

    Article • Research in Nondestructive Evaluation, July 2010, Taylor & Francis

    Ph.D Teysuya Yuasa

  44. Attenuation Correction in Fluorescent X-Ray Computed Tomography Using Synchrotron Incident Sheet-Beam

    Article • January 2010, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  45. Phase Unwrapping Algorithm for Phase-Contrast X-Ray Computed Tomography using 2-D Auto Regressive Model

    Article • January 2010, American Institute of Physics

    Ph.D Teysuya Yuasa

  46. First experimental result with fluorescent X-ray CT based on sheet-beam geometry

    Article • X-Ray Spectrometry, September 2009, Wiley

    Ph.D Teysuya Yuasa

  47. Investigation of arterial inflow and venous capacitance in human skin by use of RGB images

    Article • July 2009, SPIE

    Professor IZUMI NISHIDATE, Ph.D Teysuya Yuasa

  48. Depth-resolving THz imaging with tomosynthesis

    Article • Optics Express, May 2009, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  49. Imaging renal structures by X-ray phase-contrast microtomography

    Article • Kidney International, May 2009, Elsevier

    Ph.D Teysuya Yuasa

  50. Synchrotron-induced X-ray fluorescence from rat bone and lumber vertebra of different age groups

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, February 2009, Elsevier

    Ph.D Teysuya Yuasa

  51. Investigation of arterial inflow and venous capacitance in human skin by use of RGB images

    Article • January 2009, Optical Society of America (OSA)

    Professor IZUMI NISHIDATE, Ph.D Teysuya Yuasa

  52. Fluorescent X-Ray Computed Tomography towards Molecular Imaging: Proof-of-Concept Experiments

    Article • January 2009, American Institute of Physics

    Ph.D Teysuya Yuasa

  53. Refraction-based 2D, 2.5D and 3D medical imaging: Stepping forward to a clinical trial

    Article • European Journal of Radiology, December 2008, Elsevier

    Ph.D Teysuya Yuasa

  54. X-ray fluorescent CT imaging of cerebral uptake of stable-iodine perfusion agent iodoamphetamine analog IMP in mice

    Article • Journal of Synchrotron Radiation, November 2008, International Union of Crystallography

    Ph.D Teysuya Yuasa

  55. Sheet-beam geometry for in vivo fluorescent x-ray computed tomography: proof-of-concept experiment in molecular imaging

    Article • Optics Letters, October 2008, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  56. Visualization of age-dependent myocardial metabolic impairment in cardiomyopathic model hamster obtained by fluorescent X-ray computed tomography using I-127 BMIPP

    Article • Journal of Synchrotron Radiation, July 2008, International Union of Crystallography

    Ph.D Teysuya Yuasa

  57. Highly sensitive detection of the soft tissues based on refraction contrast by in-plane diffraction-enhanced imaging CT

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, July 2008, Elsevier

    Ph.D Teysuya Yuasa

  58. Refraction-based tomosynthesis: Proof of the concept

    Article • Frontiers in Human Neuroscience, December 2007, American Institute of Physics

    Ph.D Teysuya Yuasa

  59. 3-D reconstruction and virtual ductoscopy of high-grade ductal carcinoma in situ of the breast with casting type calcifications using refraction-based X-ray CT

    Article • Virchows Archiv, November 2007, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  60. Biomedical application of high sensitive synchrotron X-ray imaging techniques to assess the microstructures and function of hamster heart

    Article • October 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  61. Physico-Mathematical Considerations on X-Ray Computed Tomography Based on Diffraction Enhanced Imaging

    Article • August 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  62. Fundamental study on subharmonic imaging by irradiation of amplitude-modulated ultrasound waves

    Article • The Journal of the Acoustical Society of America, July 2007, Acoustical Society of America (ASA)

    Ph.D Teysuya Yuasa

  63. Quantitative evaluation of myocardial function by a volume-normalized map generated from relative blood flow

    Article • Physics in Medicine and Biology, June 2007, Institute of Physics Publishing

    Ph.D Teysuya Yuasa

  64. Near-infrared laser tomographic imaging with right-angled scattered coherent light using an optical heterodyne-detection-based confocal scanning system

    Article • Applied Optics, March 2007, Optical Society of America (OSA)

    Professor IZUMI NISHIDATE, Ph.D Teysuya Yuasa

  65. Images of the Rat bone, Vertebra and Test phantom Using Diffraction-Enhanced Imaging Technique with 20, 30 and 40 keV Synchrotron X-rays

    Article • January 2007, American Institute of Physics

    Ph.D Teysuya Yuasa

  66. 2D and 3D Refraction Based X-ray Imaging Suitable for Clinical and Pathological Diagnosis

    Article • January 2007, American Institute of Physics

    Ph.D Teysuya Yuasa

  67. An Improved Wide Area Texture Synthesis from a Small Sample Image Using Patch-Based Method

    Article • Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, January 2007, Japan Society for Fuzzy Theory and Intelligent Informatics

    Ph.D Teysuya Yuasa

  68. Preliminary quantitative analysis of myocardial fatty acid metabolism from fluorescent X-ray computed tomography imaging

    Article • Journal of Synchrotron Radiation, December 2006, International Union of Crystallography

    Ph.D Teysuya Yuasa

  69. Progress in biomedical application of phase-contrast x-ray imaging and fluorescent x-ray CT

    Article • August 2006, SPIE

    Ph.D Teysuya Yuasa

  70. Fusion imaging of fluorescent and phase-contrast x-ray computed tomography using synchrotron radiation in medical biology

    Article • August 2006, SPIE

    Ph.D Teysuya Yuasa

  71. Hard-x-ray region tomographic reconstruction of the refractive-index gradient vector field: imaging principles and comparisons with diffraction-enhanced-imaging-based computed tomography

    Article • Optics Letters, June 2006, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  72. First attempt of the medical application of the refraction-based computed tomography

    Article • March 2006, SPIE

    Ph.D Teysuya Yuasa

  73. First Attempt at 3D X-Ray Visualization of DCIS (Ductal Carcinoma in Situ) Due to Refraction Contrast – In Good Relation to Pathological View

    Article • January 2006, Springer Science + Business Media

    Dr Keiichi Hirano, Ph.D Teysuya Yuasa

  74. P2B-2 Fundamental Study of Subharmonic Imaging Used Amplitude-Modulated Ultrasound Wave

    Article • January 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Ph.D Teysuya Yuasa

  75. High-pass-filtered diffraction microtomography by coherent hard x rays for cell imaging: theoretical and numerical studies of the imaging and reconstruction principles

    Article • Journal of the Optical Society of America A, December 2005, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  76. Computed tomographic reconstruction based on x-ray refraction contrast

    Article • Frontiers in Human Neuroscience, March 2005, American Institute of Physics

    Ph.D Teysuya Yuasa

  77. SR biomedical imaging with phase-contrast and fluorescent x-ray CT

    Article • October 2004, SPIE

    Ph.D Teysuya Yuasa

  78. Microphase-contrast x-ray computed tomography for basic biomedical study at SPring-8

    Article • October 2004, SPIE

    Ph.D Teysuya Yuasa

  79. Dark-field imaging using an asymmetric Bragg case transmission analyser

    Article • Measurement Science and Technology, May 2004, Institute of Physics Publishing

    Ph.D Teysuya Yuasa

  80. Tomographic images of biological materials using laser CT imaging system

    Article • May 2004, SPIE

    Ph.D Teysuya Yuasa

  81. μ-tomographic images of a few soft materials and embedded biological soft tissue at x-ray energies: a new approach based on geometrical considerations

    Article • May 2004, SPIE

    Ph.D Teysuya Yuasa

  82. Infrared laser transillumination CT imaging system using parallel fiber arrays and optical switches for finger joint imaging

    Article • May 2004, SPIE

    Ph.D Teysuya Yuasa

  83. Correction method of surface effects in infrared laser transillumination CT imaging

    Article • May 2004, SPIE

    Ph.D Teysuya Yuasa

  84. In Vivo Laser Tomographic Imaging of Mouse Leg by Coherent Detection Imaging Method

    Article • Optical Review, September 2003, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  85. Transillumination Laser Computed Tomography System with Fiber-Optic-Based Coherent Detection Imaging Method - High Spatial-Resolution and Quantitative Tomographic Imaging of Highly Scattering Objects -

    Article • Optical Review, September 2003, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  86. Finger joint imaging by laser transillumination computed tomography based on coherent detection imaging method

    Article • July 2003, SPIE

    Ph.D Teysuya Yuasa

  87. Prototype system of laser transillumination computed tomography for early diagnosis of rheumatoid arthritis

    Article • July 2003, SPIE

    Ph.D Teysuya Yuasa

  88. Improvement of imaging speed in fluorescent x-ray computed tomography using synchrotron radiation

    Article • Systems and Computers in Japan, January 2002, Wiley

    Ph.D Teysuya Yuasa

  89. Medical imaging by fluorescent x-ray CT: its preliminary clinical evaluation

    Article • January 2002, SPIE

    Ph.D Teysuya Yuasa

  90. Fundamental Imaging Properties of Transillumination Laser Computed Tomography Based on Coherent Detection Imaging Method.

    Article • Analytical Sciences, January 2002, Japan Society for Analytical Chemistry

    Ph.D Teysuya Yuasa

  91. Preliminary experiment of fluorescent X-ray computed tomography to detect dual agents for biological study

    Article • Journal of Synchrotron Radiation, May 2001, International Union of Crystallography

    Ph.D Teysuya Yuasa

  92. Optimization of air gap for two-dimensional imaging system using synchrotron radiation

    Article • November 2000, SPIE

    Ph.D Teysuya Yuasa

  93. Development of a multispectral autoradiography using a coded aperture

    Article • November 2000, SPIE

    Ph.D Teysuya Yuasa

  94. Supervised classifier based on linear statistical interclass model and maximum likelihood decision

    Article • July 2000, SPIE

    Ph.D Teysuya Yuasa

  95. Optical computed tomography of multiple-scattering media using laser spectral linewidth broadening

    Article • April 2000, SPIE

    Ph.D Teysuya Yuasa

  96. Design of an environmental information system for Yonezawa City in Japan

    Article • September 1999, SPIE

    Ph.D Teysuya Yuasa

  97. Human thyroid specimen imaging by fluorescent x-ray computed tomography with synchrotron radiation

    Article • September 1999, SPIE

    Ph.D Teysuya Yuasa

  98. Minimization of artifacts due to surface effects in laser CT images reconstructed by FBP method

    Article • April 1999, SPIE

    Ph.D Teysuya Yuasa

  99. Algebraic reconstruction for transmission optical CT based on coherent detection imaging method

    Article • April 1999, SPIE

    Ph.D Teysuya Yuasa

  100. Surface effect compensation in transillumination laser CT based on coherent detection imaging method

    Article • January 1999, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  101. Vegetation classification method with spectral, spatial, and temporal variability for Landsat/TM imagery

    Article • October 1998, SPIE

    Ph.D Teysuya Yuasa

  102. Enhancement of laser CT image contrast by correction of artifacts due to surface effects

    Article • Optics Express, August 1998, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  103. Reconstruction Algorithm for Fluorescent X-Ray CT and Its Application to the Actual Data by Synchrotron X-Ray

    Article • January 1998, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  104. Heuristic determination of spatial resolution from viewpoint of data fitting in transmission optical computed tomography based on coherent detection imaging

    Article • January 1998, Optical Society of America (OSA)

    Ph.D Teysuya Yuasa

  105. Development of a Monochromatic X-ray Computed Tomography with Synchrotron Radiation for Functional Imaging

    Article • January 1998, Springer Science + Business Media

    Ph.D Teysuya Yuasa

  106. Modelling of ESR Signal with Gram-Charlier Expansion and Its Application to In Vivo ESR-CT Imaging for Quantitative Measurement

    Article • Transactions of the Society of Instrument and Control Engineers, January 1998, The Society of Instrument and Control Engineers

    Ph.D Teysuya Yuasa

  107. Fluorescent x-ray computed tomography to visualize specific material distribution

    Article • October 1997, SPIE

    Ph.D Teysuya Yuasa

  108. Minimum-description-length-based approach to CT reconstruction using truncated projections from objects with unknown boundaries

    Article • October 1997, SPIE

    Ph.D Teysuya Yuasa

  109. Fluorescent x-ray computed tomography with synchrotron radiation using fan collimator

    Article • April 1996, SPIE

    Ph.D Teysuya Yuasa

  110. Fluorescent scanning x‐ray tomography with synchrotron radiation

    Article • Review of Scientific Instruments, February 1995, American Institute of Physics

    Ph.D Teysuya Yuasa

  111. High contrast computed tomography with synchrotron radiation

    Article • Review of Scientific Instruments, February 1995, American Institute of Physics

    Ph.D Teysuya Yuasa

  112. Quantitative evaluation of heart disease by integration of MRI and SPECT images

    Article • Springer Science + Business Media

    Ph.D Teysuya Yuasa