Presentation 2004/3/10
Analysis of Spacio-Temporal Characteristics of Light Scatterig in Biological Medium
Ken Shimizu, Yuji Kto, Koichi Shimizu,
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Abstract(in English) For transillumination of small animal and near-surface imaging of animal body, fundamental study was conducted on the light propagation in random media. Through the measurement of attenuation, degree of polarization and coherency, it was found that the effect of multiple scattering appeared in the biological tissue with the thickness of more than 1-3 mm. Since the conventional solution of the diffusion equation is not applicable in this scattering region, new solution was derived from the equation of transfer by applying the small angle approximation. The reasonability of the solution was verified in experiments. Using this solution, we can estimate the spacio-temporal spread of light pulse through random media.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) scattering / transillumination imaging / point spread function / spacio-temporal PSF / small angle approximation
Paper # MBE2003-133
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Committee MBE
Conference Date 2004/3/10(1days)
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Paper Information
Registration To ME and Bio Cybernetics (MBE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Analysis of Spacio-Temporal Characteristics of Light Scatterig in Biological Medium
Sub Title (in English)
Keyword(1) scattering
Keyword(2) transillumination imaging
Keyword(3) point spread function
Keyword(4) spacio-temporal PSF
Keyword(5) small angle approximation
1st Author's Name Ken Shimizu
1st Author's Affiliation Graduate School of Engineering, Hokkaido University()
2nd Author's Name Yuji Kto
2nd Author's Affiliation Graduate School of Engineering, Hokkaido University
3rd Author's Name Koichi Shimizu
3rd Author's Affiliation Graduate School of Engineering, Hokkaido University
Date 2004/3/10
Paper # MBE2003-133
Volume (vol) vol.103
Number (no) 730
Page pp.pp.-
#Pages 6
Date of Issue