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TAKEDA TAKASHI

Academic OrganizationAcademic Assembly School of Science and Technology Institute of AgricultureTEL
Education and Research OrganizationFaculty of Agriculture Department of Agricultural and Life Sciences Division of Forest and Environmental Symbiosis SciencesFAX
PositionProfessorMail Address
AddressWeb site

Modified:08/05/2019

Profile

Assigned Class
Interdisciplinary Graduate School ofScience and Technology
Research Field
Wood science
Current Subject
Size effects on timber strength
Keywords:Size effects , Structural timber
Mechanical performances of structural laminated timber
Keywords:structural laminated timber
Creep of post and beam wooden structure
Keywords:Creep , Post and beam wooden structure
Shear properties of plywood used for wooden structural panels
Keywords:Wooden structural panels , Plywood , Shear
Distortion of Japanese larch timber and joints composed with them
Keywords:Distortion , Joints , Japanese larch
Academic Background
Graduate School
The University of Tokyo , (Graduate School, Division of Agricultural Science) , 1986

College
The University of Tokyo , (Faculty of Agriculture) , 1984

Degree
Doctor of Agriculture
Research Career
Research Career
2009- , Professor, Shinshu University
2000- , Associate professor, Shinshu University
1992- , Assistant professor, Shinshu University

Research

Books, Articles, etc.
Articles
COMPARISON OF MECHANICAL PROPERTIES WITHIN CROSS SECTION BETWEEN DIMENSION-CORE- AND RECTANGLE-CORE- JAPANESE LARCH GULUED BUILT-UP BEAMS
2018 World Conference on Timber Engineering,CD-ROM版, 8p 2018(Aug. 20)
Author:Takashi Takeda, Yoshihiro Hosoo, Makoto Imai, Takahisa Yoshida


EFFECTS OF TREE HEIGHT AND DIAMETER ON MECHANICAL PROPERTIES OF STRUCTURAL LUMBER SAWN FROM JAPANESE LARCH SELECTED PLUS TREES
2016WCTE, Wien 2016(Aug. 22)
Author:Takashi Takeda, Yoshihiro Hosoo, Takeo Hashizume


Creep of the Beam in Japanese Conventional Structures Composed of Green and Kiln-dried Timber. I. Differences in Relative Deflections of the Beams
Journal of the Faculty of Agriculture SHINSHU UNIVERSITY,42(1-2):17-25 2006(Mar.)
Author:Takashi Takeda;Taknori Arima
Keywords:Mechano-sorptive creep,shrinkage,relative humidity,temperature


Effects of delignifying treatments on mechano-sorptive creep of wood III. MS creep of longitudinal specimens
MOKUZAI GAKKAISHI,52(4):206-214 2006
Author:Zhang, WB; Tokumoto, M; Takeda,T; Yasue, K


Effects of delignifying treatments on mechano-sorptive creep of wood II. Set recovery of radial specimens
MOKUZAI GAKKAISHI,52(1):29-36 2006
Author:Zhang, WB; Tokumoto, M; Takeda, T; Yasue, K


Effects of delignifying treatments on mechano-sorptive creep of wood I. Instantaneous and total compliance of radial specimens
MOKUZAI GAKKAISHI,52(1):19-28 2006
Author:Zhang, WB; Tokumoto, M; Takeda, T; Yasue, K


Creep of the beam in Japanese conventional structures composed of green and kiln-dried timber II: predictive model for relative deflections
JOURNAL OF WOOD SCIENCE,52(5):383-388 2006
Author:Takashi Takeda;Taknori Arima


Impact bending strength of small specimens cut from Japanese larch timber kiln-dried by the high-temperature setting method
Eurasian Journal of Forest Research,8(2):105-110 2005
Author:Takashi Takeda;Yasushi Nakashima


Methods to estimate the length effect on tensile strength parallel to the grain in Japanese larch
Journal of Wood Science,47(4):269-274 2001
Author:Jianjun Zhu;A.Kudo.;T.Takeda;M.Tokumoto


Differences of tensile strength distribution between mechanically high-grade and low-grade Japanese larch lumber Ⅲ: Effect of knot restriction on the strength of lumber
JOURNAL OF WOOD SCIENCE,46(2):95-101 2000(Apr.)
Author:Takashi Takeda, Takeo Hashizume


Variation of tensile strength with annual rings for lumber from the Japanese larch
Journal of Wood Science,46(4):284-286 2000
Author:JianjunZhu;T.Nakano;M.Tokumoto;T.Takeda


Effective sampling method for estimating bending strength distribution of Japanese larch square-sawn timber
Journal of Wood Science,42:18-21 2000
Author:Takashi Takeda;Takeo Hashizume


Differences of tensile strength distribution between mechanically high-grade and low-grade Japanese larch lumber II: Effect of knots on tensile strength distribution
JOURNAL OF WOOD SCIENCE,45(3):207-212 1999(Jun.)
Author:Takashi Takeda, Takeo Hashizume


Differences of tensile strength distribution between mechanically high-grade and low-grade Japanese larch lumber I: Effect of length on the strength of lumber
Journal of Wood Science,45(3):200-206 1999(Jun.)
Author:Takashi Takeda, Takeo Hashizume


Variation of localized Young's modulus within Japanese Larch lumber for glued laminated timbers
MOKUZAI GAKKAISHI,45(1):1-8 1999
Author:Takeda, T; Hasizume, T


The fifth percentile estimate of bending, longitudinal compressive, and tensile strengths of square sawn larch timbers from Shinshu
MOKUZAI GAKKAISHI,44(3):170-177 1998
Author:Takeda, T; Tokumoto, M; Nakano, T; Hasizume, T; Nagao, H


Properties oflaminae from a planted Japanese larch tree, and the mechanical properties of glued laminated timber IV. Bending and tensile strength properties of laminae
MOKUZAI GAKKAISHI,44(1):49-58 1998
Author:Hashizume, T; Yoshida, T; Takeda, T; Ishihara, S


Presentations
信州型接着重ね梁の断面内せん断強度分布における平角コアと平割コアの差異
日本建築学会大会学術講演梗概集(東北) , C-3:335-336 2018(Sep. 03)
Author:武田孝志


Relationship between fractal dimensions of fracture surface and mechanical properties on small specimens of Japanese larch timber dried by the high-temperature setting method
:1WP-P09 2015(Mar. 16)
Author:Gang Tao, Takashi Takeda, Yoshihiro Hosoo and Takahisa Yoshida


Actual performances of concrete-form plywood composed of domestic wood on site of constructing a small check dam
IAWPS2015 , :2TE-P02 2015(Mar. 16)
Author:Takashi Takeda, Yoshihiro Hosoo and Futo Shinozaki


Evaluation of bending strength of Japanese red pine two-surface sawn timber used for beams and girders
IAWPS2015 , :2TE-P01 2015(Mar. 16)
Author:Yasushi Nakashima and Takashi Takeda


Influence of climate variables to maximum density of tree-rings of Larix gmelinii growing on the contrasting north- and south-facing slope in central Siberian Taiga.
ウッドミック , 第55回日本木材学会大会研究発表要旨集 , (2):158- 2005
Author:Joni Kujansuu;Koh Yasue;Takashi Takeda;Morihiko Tokumoto;Takayoshi Koike;Yojiro Matsuura;Anatoly P. Abaimov


1年間暴露後のスギ高温セット正角材の材質
日本建築学会大会学術講演梗概集(近畿) , C-1:229-230 2005
Author:武田孝志


Within-tree variations in tracheid length and density for Japanese larch plantations withcontrasting amount of crowns.
Abstract: Larix 2004 , :74- 2004
Author:Yasue K.;Nakase K.;Takeda T.;Tokumoto M.


The climatic responses of tree-ring width of Larix gmelinii growing on contrasting north- and south-facing slope in central Siberia for the last 70 years.
Abstract: 6th International Symposium on Plant Responses to Air pollution and Global Changes , :98- 2004
Author:Kujansuu J.;Yause K.;T. Koike;Abaimov A.P.;Takeda T.;Tokumoto T.;Matsuura Y.


Responses of tree-ring widths of Larix gmelinii growing on contrasting north- and south-facing slopes in central Siberian Taiga to climatae variabales
信州大学 , 第54回日本木材学会大会研究発表要旨集 , :20- 2004
Author:Kujansuu J.;Yause K.;Takeda T.;Tokumoto T.;Koike T.;Matsuura Y.;Abaimov A.P.


Relationships between climate variables for the last 70 years and tree-ring width of Larix gmelinii growing on contrasting north- and south-facing slope in central Siberian Taiga.
Abstract: Larix 2004 , :67- 2004
Author:Kujansuu J.;Yause K.;T;Koike;Abaimov A.P.;Takeda T.;Tokumoto T.;Matsuura Y.


Reconstruction of past summer temperature using tree-ring chronologies in Akaishi mountains,central Japan
Abstract: 6th International Symposium on Plant Responses to Air pollution and Global Changes , :249- 2004
Author:Kubo N.;Yasue K.;Takeda T.;Tokumoto M.


カラマツ集成材のたわみ振動によるヤング率測定 -同等級ラミナ構成の場合-
日本木材学会中部支部大会講演要旨集 , 5:30-31 1995
Author:武田孝志;橋爪丈夫