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Official Journal of the Japan Wood Research Society

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Articles

Page 1 of 43

  1. To assess the damage and fracture behavior of wood under load, a wood damage assessment method was proposed based on acoustic emission (AE) b-values and seismic magnitude difference entropy. First, AE signals ...

    Authors: Ming Li, Yue Zhao, Feilong Mao, Saiyin Fang, Gezhou Qin, Ning Xu and Daigen Zhu
    Citation: Journal of Wood Science 2024 70:13
  2. Traditional timber buildings are sensitive to wind action. Studying the wind pressure characteristics is the premise for the preventive conservation of traditional timber buildings. To investigate the computat...

    Authors: Xiaoyue Gao, Qing Chun and Yidan Han
    Citation: Journal of Wood Science 2024 70:12
  3. Assessing the residual performance of timber joints affected by decay is important for seismic diagnosis and reinforcement of timber structures. This study introduces a method to evaluate the embedment stiffne...

    Authors: Doppo Matsubara, Masaki Teranishi and Takuro Mori
    Citation: Journal of Wood Science 2024 70:10
  4. In past studies, finite element analysis (FEA) methods have been used to simulate the thermal and moisture coupling of wood. However, challenges remain in achieving high-quality three-dimensional (3D) simulati...

    Authors: Wenpeng Zeng, Takaaki Fujimoto, Tetsuya Inagaki, Satoru Tsuchikawa and Te Ma
    Citation: Journal of Wood Science 2024 70:9
  5. Most of the currently employed methods, such as Gamma method and shear analogy method, to estimate the bending stiffness and bending capacity of cross-laminated timber (CLT) beams, are computationally extensiv...

    Authors: Zirui Huang, Yuling Bian and Chun Ni
    Citation: Journal of Wood Science 2024 70:8
  6. In this study, the effect of stacking position in the dryer on the drying rate during radio-frequency vacuum combined with mechanical press (RF/VP) drying was investigated for Douglas-fir and Radiata pine. Dry...

    Authors: Changjin Lee
    Citation: Journal of Wood Science 2024 70:7
  7. It has recently been suggested that processes related to water uptake from the tree-stem surface, such as water vapor exchange and rainwater permeation, have implications for forest hydrology. However, few stu...

    Authors: Hiroyuki Matsunaga, Naoko Matsuo, Takahisa Nakai and Hisashi Abe
    Citation: Journal of Wood Science 2024 70:6
  8. To determine the surface relaxivity of pores plays a vital role in the application of time-domain nuclear magnetic resonance (TD-NMR) technology to porous structure characterization for wood. Currently, the su...

    Authors: Zhi Jin, Yuejin Fu, Qian Chen and Zhen Zeng
    Citation: Journal of Wood Science 2024 70:5
  9. Low-rise buildings in Japan are predominantly made of wood. Furthermore, the government promotes the use of wood in mid- and high-rise buildings to tackle climate change. Therefore, the environmental impact of...

    Authors: Katsuyuki Nakano, Masahiro Koide, Yuta Yamada, Takuya Ogawa and Nobuaki Hattori
    Citation: Journal of Wood Science 2024 70:4
  10. The construction of structures using cross-laminated timber (CLT) has grown in popularity as a result of its environmentally friendly and high-strength characteristics. The primary function of angle bracket co...

    Authors: Zhe Wu, Lin Chen and Haibei Xiong
    Citation: Journal of Wood Science 2024 70:3
  11. The objectives of the present study are to clarify the effect of macro- and micro-environment on the radial growth patterns and radial variation patterns of basic density in hinoki cypress (Chamaecyparis obtusa (...

    Authors: Yusuke Takahashi, Futoshi Ishiguri, Michinari Matsushita, Ikumi Nezu, Jyunichi Ohshima, Shinso Yokota, Akira Tamura, Miyoko Tsubomura and Makoto Takahashi
    Citation: Journal of Wood Science 2024 70:2
  12. The method used to cultivate the popular Japanese mushroom Grifola frondosa (maitake), called 'wood log cultivation', comprised two steps: (1) the mycelium is grown around a wood log in a plastic bag, and (2) the...

    Authors: Fu-Chia Chen, Taichi Motoda, Ichiro Kamei and Yoshio Kijidani
    Citation: Journal of Wood Science 2023 69:39
  13. This study confirmed that the loss tangent (or tangent loss, tan δ) obtained from the longitudinal vibration of a wood log increases with the apparent density difference between sapwood and heartwood, owing to mo...

    Authors: Toshiyuki Fukui, Yoshiyuki Yanase and Yoshihisa Fujii
    Citation: Journal of Wood Science 2023 69:38
  14. Although embedment properties are vital to timber engineering, the behavior and strain distributions in wood-based panels have not been clarified in detail. Our early studies suggested four possible causes of ...

    Authors: Ryutaro Sudo and Kenji Aoki
    Citation: Journal of Wood Science 2023 69:36
  15. In this work, a new type of structural sandwich panels made with laminated oil palm wood core and rubberwood-based oriented strand board (OSB)/plywood faces were introduced for energy-efficient wall applicatio...

    Authors: Sataporn Jantawee, Hyungsuk Lim, Minghao Li, Jung-Kwon Oh, Zoltan Pasztory, Heejin Cho and Suthon Srivaro
    Citation: Journal of Wood Science 2023 69:35
  16. This study aimed to investigate the relationship between moisture dynamics of sorbitol and citric acid (SorCA) modified wood and its biological durability. Specifically, the research aimed to determine the che...

    Authors: Katarzyna Kurkowiak, Lukas Emmerich and Holger Militz
    Citation: Journal of Wood Science 2023 69:34
  17. Cross-laminated timber (CLT) is a promising construction material. When CLT is used for horizontal applications, shear stress occurs in the out-of-plane direction and can fracture the transverse layers owing t...

    Authors: Yasuhiro Kawaai, Ryuya Takanashi, Wataru Ishihara, Yoshinori Ohashi, Kei Sawata and Takanobu Sasaki
    Citation: Journal of Wood Science 2023 69:33
  18. The moisture contents of sugi (Cryptomeria japonica), todomatsu (Abies sachalinensis) and hinoki (Chamaecyparis obtusa) logs were estimated using a method of moisture content estimation proposed in our previous s...

    Authors: Toshiyuki Fukui, Yoshiyuki Yanase and Yoshihisa Fujii
    Citation: Journal of Wood Science 2023 69:32
  19. Inspired by biological materials, the self-shaping wood composites induced by relative humidity (RH) have been investigated over the last decade. In this study, a wood bilayer was fabricated by assembling two ...

    Authors: Hui Peng, Zhiting Liu, Jianyi Zhu, Jiali Jiang, Jianxiong Lyu and Tianyi Zhan
    Citation: Journal of Wood Science 2023 69:29
  20. Urushi, an oriental lacquer, is sensitive to light and easily deteriorates upon light exposure, leading to the fading and loss of gloss of its coatings. In this study, we attempted to improve the lightfastness...

    Authors: Takao Tsuchiya, Chieko Narita, Kazushi Yamada, Adrian Moreno, Mika H. Sipponen, Hitomi Tsuda and Yoko Okahisa
    Citation: Journal of Wood Science 2023 69:28
  21. The old Ginkgo biloba L. trees often develop cylindrical woody structures that grow downward from the underside of the large branches near the trunks. This structure is traditionally called “chi-chi” (a breast) i...

    Authors: Seiichi Higuchi, Dan Aoki, Yasuyuki Matsushita, Masato Yoshida, Sachie Yagami and Kazuhiko Fukushima
    Citation: Journal of Wood Science 2023 69:27
  22. The stress relaxation behavior and cell wall microstructure of sugi were evaluated after thermal modification. Stress relaxation is observed and has a broad relaxation spectrum, implying various relaxation mec...

    Authors: Koji Murata, Mayumi Utsumi, Tomoya Hirata and Masashi Nakamura
    Citation: Journal of Wood Science 2023 69:25
  23. Plant peroxidases are important for several processes, such as defense against pathogens, and auxin metabolism. In this study, we report the active production and secretion of plant peroxidase and mutated enzy...

    Authors: Hinako Ishikura, Yuka Konishi, Jun Miura, Moeka Dohi and Shinya Kawai
    Citation: Journal of Wood Science 2023 69:24
  24. The objective of the study is to evaluate the properties of the plywood made from rubberwood veneers thermally treated at various temperatures. Rotary-peeled rubberwood veneers were thermally treated at 160, 1...

    Authors: Aujchariya Chotikhun, Jitralada Kittijaruwattana, Seng Hua Lee, Emilia-Adela Salca, Wa Ode Muliastuty Arsyad, Yusuf Sudo Hadi, Trairat Neimsuwan and Salim Hiziroglu
    Citation: Journal of Wood Science 2023 69:23
  25. To predict the mechanical properties of wood in the transverse direction, this study used machine learning to extract the anatomical features of wood from cross-sectional stereograms. Specimens with different ...

    Authors: Shuoye Chen, Rei Shiina, Kazushi Nakai, Tatsuya Awano, Arata Yoshinaga and Junji Sugiyama
    Citation: Journal of Wood Science 2023 69:22
  26. Phoebe zhennan and Phoebe bournei are favored for their fine-grain, insect resistance, special fragrance, not easily cracked and deformed, which had been widely used in furniture and construction. Wood authentici...

    Authors: Zhenan Chen, Xiaoming Xue, Ruoyi Cheng, Haoqi Wu, Handng Gao and Zexun Gao
    Citation: Journal of Wood Science 2023 69:21
  27. Quinacridone, a π-conjugated planar molecule, and common red pigment in industrial and painting applications, easily aggregates to form large clusters of pigment particles, resulting in a reduction in color st...

    Authors: Yasuko Saito, Keita Sakakibara, Yuki Tanaka, Naoya Hontama and Takashi Endo
    Citation: Journal of Wood Science 2023 69:20
  28. Charring of timber structural elements in fire is one of the most fundamental phenomena that affect the fire resistance of these elements. For an accurate and safe design of structural fire resistance, it is i...

    Authors: Robert Pečenko, Tomaž Hozjan and Sabina Huč
    Citation: Journal of Wood Science 2023 69:19
  29. Embedment properties are vital to timber structural designs, and many types of wood-based structural panels have been developed for diverse uses. Comprehensive and systematic studies regarding the embedment pr...

    Authors: Ryutaro Sudo, Kenji Aoki and Masahiro Inayama
    Citation: Journal of Wood Science 2023 69:18
  30. Large-diameter keyaki (Zelkova serrata Makino) logs have long been used in Japan as high-quality material especially for traditional construction and furniture. However, unlike other major wood species in Japan, ...

    Authors: Naohisa Kameyama, Miyuki Matsuo-Ueda, Shuoye Chen, Zhuoting Jiang, Tatsuya Ichiyanagi, Masato Yoshida and Hiroyuki Yamamoto
    Citation: Journal of Wood Science 2023 69:16
  31. Odor environments in living spaces can influence human physiological and psychological states. To elucidate the effect of volatile organic compounds (VOCs) of wood in living spaces on the modulations of cognit...

    Authors: Taisuke Nakashima, Minkai Sun, Akiyoshi Honden, Yuri Yoshimura, Toshinori Nakagawa, Hiroya Ishikawa, Jun Nagano, Yuki Yamada, Tsuyoshi Okamoto, Yuichiro Watanabe, Shinji Yasunari, Koichiro Ohnuki, Noboru Fujimoto and Kuniyoshi Shimizu
    Citation: Journal of Wood Science 2023 69:15
  32. Rolling shear, an inherent property of cross-laminated timber (CLT) due to the weak shear strength of cross layers, is always the determinant of load-bearing capacity for short-span CLT members subjected to ou...

    Authors: Zirui Huang, Lingyun Jiang, Chun Ni and Zhongfan Chen
    Citation: Journal of Wood Science 2023 69:14
  33. Despite bamboo slivers having long been used to manufacture bamboo weaving products, the flexibility is still well below satisfactory, especially for those split from inner layer of bamboo culm. Here, a facile...

    Authors: Jieyu Wu, Zong Yixiu, Tuhua Zhong, Wenfu Zhang and Hong Chen
    Citation: Journal of Wood Science 2023 69:13
  34. Cationic cell-wall-bound peroxidase (CWPO-C) from Populus alba is the only Class III peroxidase that has been shown to be able to oxidize high molecular weight lignin polymers from sinapyl alcohol and previously,...

    Authors: Diego Alonso Yoshikay-Benitez, Kaori Ohira, Kasturi Banerjee, Koki Fujita, Jun Shigeto and Yuji Tsutsumi
    Citation: Journal of Wood Science 2023 69:12
  35. The polymer/wood functional products may not be true nanocomposites due to the poor permeability of non-polar monomers into the hydrophilic wood cell wall. In this paper, methyl methacrylate (MMA) chosen as th...

    Authors: Haiyang Zhang, Fucheng Xu, Linlin Xu and Chaowei Zheng
    Citation: Journal of Wood Science 2023 69:10
  36. To test whether radial variation of wood specific gravity (WSG) is controlled by tree age or tree size in teak (Tectona grandis L.f) plantation trees, opposing different-length pith-to-bark strips which represent...

    Authors: Jerry Oppong Adutwum, Hiroki Sakagami, Shinya Koga and Junji Matsumura
    Citation: Journal of Wood Science 2023 69:9
  37. Charcoal samples prepared from wood impregnated with Fe3+ were characterized using Raman spectroscopy to investigate ordered structures consisting of sp2-carbon atoms. The iron-loaded charcoal samples were synthe...

    Authors: Takayuki Yamagishi, Sakae Shibutani and Shigeru Yamauchi
    Citation: Journal of Wood Science 2023 69:8
  38. Quantifying carbon dioxide (CO2) emissions from China’s wood and bamboo processing industry is associated with China’s emissions reduction targets, as well as mitigating global climate change. This study employed...

    Authors: Wan-Li Lao, Liang Chang and Xin-Fang Duan
    Citation: Journal of Wood Science 2023 69:6
  39. Long timber columns are widely used in traditional timber structures worldwide; however, many of them possess bearing capacity issues and have to be strengthened. The current study aims to develop the novel Hy...

    Authors: Haoyu Wang, Qing Chun, Chengwen Zhang, Shiyu Ma, Guang Cao and Qingchong Dong
    Citation: Journal of Wood Science 2023 69:5
  40. The effects of aging on wood properties are usually evaluated based on cambial age, with the assumption that the properties do not change once the wood has formed. This study examined changes in wood propertie...

    Authors: Takaaki Fujimoto
    Citation: Journal of Wood Science 2023 69:3

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