Akio Koizumi

发表

Plywood frame corner joints with glued-in hardwood dowels

Takanobu Sasaki, Jørgen Lauritzen Jensen, Akio Koizumi, 2004, Journal of Wood Science.

Estimation of boundary conditions for hemodynamic simulation using image-based geometry of cerebral arterial network

Ryo Torii, Marie Oshima, Toshio Kobayashi, 2004 .

Prevention of Splitting Failure at Hardwood Dowel Joints Connecting Two Members at Right Angles

Takuro Hirai, Yusuke Takahashi, Akio Koizumi, 2008 .

Lateral resistance of anchor-bolt joints between timber sills and foundations III: numerical simulations of the effect of sill thickness on the effective lateral resistance of multiple anchor-bolt joints

Takeo Kimura, Takuro Hirai, Kayoko Namura, 2005, Journal of Wood Science.

Protection circuit for a blocking egler

Akio Koizumi, 1978 .

2204 Application of wooden dowel joints in timber construction

Takuro Hirai, Yusuke Takahashi, Akio Koizumi, 2005 .

Lateral resistance of anchor-bolt joints between timber-sills and foundations I. Single-shear tests of anchor-bolt joints of Japanese post and beam constructions

Takuro Hirai, Yoshihisa Sasaki, Kayoko Namura, 2005 .

Nondestructive measurement of cross-sectional shape of a tree trunk

Kei Sawata, Takuro Hirai, Akio Koizumi, 2011, Journal of Wood Science.

Evaluation of drag coefficients of poplar-tree crowns by a field test method

Kei Sawata, Takuro Hirai, Yoshihisa Sasaki, 2010, Journal of Wood Science.

Both stem and crown mass affect tree resistance to uprooting

Akio Koizumi, Hiroyuki Torita, A. Koizumi, 2012, Journal of Forest Research.

Growth and wood quality of sugi (Cryptomeria japonica) planted in Akita prefecture (II). Juvenile/mature wood determination of aged trees

Jianjun Zhu, Akio Koizumi, Katsuhiko Takata, 2005, Journal of Wood Science.

Frictional coefficients between timber and some structural sheet materials

Takuro Hirai, Akio Koizumi, Qingjun Meng, 2008 .

Shear resistance and failure modes of nailed joints loaded perpendicular to the grain

Kei Sawata, Takuro Hirai, Yoshihisa Sasaki, 2012, Journal of Wood Science.

Evaluation of the section modulus for tree-stem cross sections of irregular shape

Takuro Hirai, Akio Koizumi, A. Koizumi, 2006, Journal of Wood Science.

Effects of Growth Ring Parameters on Mechanical Properties of Japanese larch (Larix kaempferi) from Various Provenances

Takuro Hirai, Akio Koizumi, A. Koizumi, 2005 .

In situ drag coefficient measurements for rooftop trees

Takuro Hirai, Yoshihisa Sasaki, Akio Koizumi, 2016, Journal of Wood Science.