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Takahide Hayakawa

Showing results (1-10 of 12) with videos related to

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Nihon Hoshasen Gijutsu Gakkai Zasshi|November 23, 2018
[Development of Monitoring Method of Respiratory Waveform in Thoracicoabdominal Part Using Web Camera]Yongbum Lee, Takahide Hayakawa, Ryuta Sasamoto
Nihon Hoshasen Gijutsu Gakkai Zasshi|June 21, 2019
[Investigation of the Influence of the Conversion Method to Equivalent Square Field on the Depth Direction of Phantom Scatter Factor]Takahide Hayakawa, Takumi Yamada, Hironori Sakai, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|March 25, 2025
[Measurement for Maximum Leaf Velocity Using Piecewise Linear Approximation under Constant Acceleration of Multileaf Collimator]Masato Fujisawa, Takahide Hayakawa, Masaki Ohkubo, et al.
Physics in Medicine and Biology|April 11, 2013
Conversion of the energy-subtracted CT number to electron density based on a single linear relationship: an experimental verification using a clinical dual-source CT scannerMasayoshi Tsukihara, Yoshiyuki Noto, Takahide Hayakawa, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|December 24, 2019
[Investigation of Estimation Accuracy of Phantom Scatter Factor by Clarkson Method Considering Depth in MLC Irregular Field]Takahide Hayakawa, Takumi Yamada, Hironori Sakai, et al.
Medical Physics|March 5, 2015
Initial implementation of the conversion from the energy-subtracted CT number to electron density in tissue inhomogeneity corrections: an anthropomorphic phantom study of radiotherapy treatment planningMasayoshi Tsukihara, Yoshiyuki Noto, Ryuta Sasamoto, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|January 27, 2012
[Estimation of the phantom scatter factor (Sp) of rectangular fields]Takahide Hayakawa, Takumi Yamada, Hironori Sakai, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|December 27, 2006
[Approximation of collimator scatter factor Sc by a saturation model]Masanori Yamada, Hideki Inakoshi, Takahide Hayakawa, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|November 7, 2008
[Estimation of collimator scatter factor, S(c), of rectangular fields by a saturation model]Toshifumi Kasahara, Takumi Yamada, Hideki Inakoshi, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|April 25, 2008
[Estimation of collimator scatter factor, S(c), of small field sizes using long-SCD method and two saturation models]Hiromi Adachi, Hideki Inakoshi, Takahide Hayakawa, et al.
Pageof 2

Showing results (1-10 of 12) with videos related to

Sort By:
Pageof 2
Nihon Hoshasen Gijutsu Gakkai Zasshi|November 23, 2018
[Development of Monitoring Method of Respiratory Waveform in Thoracicoabdominal Part Using Web Camera]Yongbum Lee, Takahide Hayakawa, Ryuta Sasamoto
Nihon Hoshasen Gijutsu Gakkai Zasshi|June 21, 2019
[Investigation of the Influence of the Conversion Method to Equivalent Square Field on the Depth Direction of Phantom Scatter Factor]Takahide Hayakawa, Takumi Yamada, Hironori Sakai, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|March 25, 2025
[Measurement for Maximum Leaf Velocity Using Piecewise Linear Approximation under Constant Acceleration of Multileaf Collimator]Masato Fujisawa, Takahide Hayakawa, Masaki Ohkubo, et al.
Physics in Medicine and Biology|April 11, 2013
Conversion of the energy-subtracted CT number to electron density based on a single linear relationship: an experimental verification using a clinical dual-source CT scannerMasayoshi Tsukihara, Yoshiyuki Noto, Takahide Hayakawa, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|December 24, 2019
[Investigation of Estimation Accuracy of Phantom Scatter Factor by Clarkson Method Considering Depth in MLC Irregular Field]Takahide Hayakawa, Takumi Yamada, Hironori Sakai, et al.
Medical Physics|March 5, 2015
Initial implementation of the conversion from the energy-subtracted CT number to electron density in tissue inhomogeneity corrections: an anthropomorphic phantom study of radiotherapy treatment planningMasayoshi Tsukihara, Yoshiyuki Noto, Ryuta Sasamoto, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|January 27, 2012
[Estimation of the phantom scatter factor (Sp) of rectangular fields]Takahide Hayakawa, Takumi Yamada, Hironori Sakai, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|December 27, 2006
[Approximation of collimator scatter factor Sc by a saturation model]Masanori Yamada, Hideki Inakoshi, Takahide Hayakawa, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|November 7, 2008
[Estimation of collimator scatter factor, S(c), of rectangular fields by a saturation model]Toshifumi Kasahara, Takumi Yamada, Hideki Inakoshi, et al.
Nihon Hoshasen Gijutsu Gakkai Zasshi|April 25, 2008
[Estimation of collimator scatter factor, S(c), of small field sizes using long-SCD method and two saturation models]Hiromi Adachi, Hideki Inakoshi, Takahide Hayakawa, et al.
Pageof 2