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Official Journal of the Japan Wood Research Society

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Articles

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  1. 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
  2. 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
  3. 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
  4. 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
  5. We investigated the feeding behavior of larvae of the wood-destroying beetle Nicobium hirtum (Coleoptera: Anobiidae), an important wood pest in Japan, to determine the effects of dietary variation on lignocellulo...

    Authors: Ni Putu Ratna Ayu Krishanti, Yuki Tobimatsu, Osama Ahmed Afifi, Didi Tarmadi, Setiawan Khoirul Himmi, Toshiaki Umezawa, Wakako Ohmura and Tsuyoshi Yoshimura
    Citation: Journal of Wood Science 2023 69:2
  6. This study investigated the feature importance of near-infrared spectra from random forest regression models constructed to predict the carbonization characteristics of hydrochars produced by hydrothermal carb...

    Authors: Sung-Wook Hwang, Hyunwoo Chung, Taekyeong Lee, Jungkyu Kim, YunJin Kim, Jong-Chan Kim, Hyo Won Kwak, In-Gyu Choi and Hwanmyeong Yeo
    Citation: Journal of Wood Science 2023 69:1
  7. A kris is a traditional dagger that originated in Indonesia. A kris is distinguished by its asymmetrical blade, which has layers of different metals bonded on its surface. Wood is the main material used to mak...

    Authors: Hairi Cipta, Widyanto Dwi Nugroho, Suyako Tazuru and Junji Sugiyama
    Citation: Journal of Wood Science 2022 68:65
  8. In this study, with data obtained from a particleboard factory, screw withdrawal strength (SWS) values of particleboards were estimated using artificial neural networks (ANNs). Predictive control charts were a...

    Authors: Rıfat Kurt
    Citation: Journal of Wood Science 2022 68:64
  9. Japanese cedar, Cryptomeria japonica, is an evergreen conifer native to Japan and is often used as a building material. The humidity control properties of wood are known, but there have been few detailed analyses...

    Authors: Noriko Ouji-Sageshima, Masahiro Kitabatake, Satoki Fushimi, Satoshi Suzuki, Yuzu Fukui, Ryutaro Furukawa and Toshihiro Ito
    Citation: Journal of Wood Science 2022 68:63
  10. To study the propagation characteristics of acoustic emission signals in Zelkova schneideriana under different boundary conditions, three types of boundary conditions were generated by applying aluminum plates an...

    Authors: Yue Zhao, Ming Li, Saiyin Fang, Shaochun Zhang, Changlin Huang, Tingting Deng, Feilong Mao, Gezhou Qin and Daigen Zhu
    Citation: Journal of Wood Science 2022 68:62
  11. Particle gluing operating parameters in particleboard (PB) production have an important influence on the mechanical properties of PBs. This study developed a multi-objective optimization model based on support...

    Authors: Beilong Zhang, Jun Hua, Liping Cai, Yunbo Gao and Yilin Li
    Citation: Journal of Wood Science 2022 68:61
  12. Progress in the condensation of lignin is believed to interfere with delignification in alkaline pulping processes without any clear evidence, which motivated us to revisit it quantitatively. This study is the...

    Authors: Toshihiro Komatsu and Tomoya Yokoyama
    Citation: Journal of Wood Science 2022 68:60
  13. This study investigated using waste mushroom beds as insulation material and applied compression-drying to eliminate the coarse voids that are unfavorable for insulation. The relationship between air-dry densi...

    Authors: Zhuoqiu Jiang and Noboru Sekino
    Citation: Journal of Wood Science 2022 68:59
  14. The leaves and twigs of Lindera spp. have long been used as a herbal medicine and toothpicks in Japan. However, little is known about individual variations in the extractives of these species, because many previo...

    Authors: Norihisa Kusumoto, Takuya Morikawa, Koh Hashida, Naoyuki Matsui and Tatsuro Ohira
    Citation: Journal of Wood Science 2022 68:58
  15. The current stumpage price in harvesting of a 50-year-old sugi (Japanese cedar, Cryptomeria japonica) plantation is not enough to motivate forest owners to reforest. Therefore, it is vital to reduce the cost for ...

    Authors: Yoshio Kijidani, Taku Tsuyama, Hisato Oda, Ryoko Hirata and Satoshi Ito
    Citation: Journal of Wood Science 2022 68:57
  16. Trees develop wood grain more or less parallel to the tree axis as they grow laterally. However, many tree species also develop interlocked grain that is expressed as a change in the wood grain orientation, pe...

    Authors: Hairi Cipta, Kayoko Kobayashi, Shuoye Chen and Junji Sugiyama
    Citation: Journal of Wood Science 2022 68:56
  17. Four kinds of glued laminated timber were produced (i.e., one with a glued edge-joint and the other three with nonglued edge joints) in the lamina at different positions toward the depth direction. Shear tests...

    Authors: Hirofumi Ido, Atsushi Miyatake, Yasushi Hiramatsu and Kohta Miyamoto
    Citation: Journal of Wood Science 2022 68:55
  18. The management of axial forces is an important issue when a joining method that takes into account the axial forces generated by tightening bolts is applied to the bolted joints of a wooden structure during co...

    Authors: Doppo Matsubara, Masaki Teranishi and Yoshiaki Wakashima
    Citation: Journal of Wood Science 2022 68:53
  19. Dynamic mechanical analysis (DMA) and small angle X-ray scattering (SAXS) measurements of water-saturated wood of Douglas fir (Pseudotsuga menziesii) in the temperature range of 0 ℃ to 100 ℃ were focused to clari...

    Authors: Hiroaki Horiyama, Keisuke Kojiro, Yoko Okahisa, Tomoya Imai, Takafumi Itoh and Yuzo Furuta
    Citation: Journal of Wood Science 2022 68:52
  20. The demethylation of guaiacyl/syringyl (G/S)-type (G/S = 1/1) and syringyl (S)-type dehydrogenation polymers (DHPs) using iodocyclohexane (ICH) under reflux in DMF was performed to afford demethylated G/S- and...

    Authors: Tokimitsu Kobayashi, Yuki Tobimatsu, Hiroshi Kamitakahara and Toshiyuki Takano
    Citation: Journal of Wood Science 2022 68:51
  21. In order to promote the development of environmental protection, and the usage rate of green energy utilization, a progressive, innovative laser process method employing helium assisted is proposed, which opti...

    Authors: Chunmei Yang, Xinchi Tian, Bo Xue, Qingwei Liu, Jiawei Zhang, Jiuqing Liu and Wenji Yu
    Citation: Journal of Wood Science 2022 68:50
  22. Wood attributes are important, because they directly affect the price persistence of wood products. Consumers consider the “aesthetic,” “traditionality,” “decay resistance,” and “scarcity” attributes important...

    Authors: Xiaoxiao Zhou, Ryoga Miyauchi and Yuki Inoue
    Citation: Journal of Wood Science 2022 68:49
  23. Promoting wood utilization from fast-growing tree species is one solution to address supply and demand issues relating to wood resources while sequestering carbon dioxide in large quantities. Information on th...

    Authors: Ikumi Nezu, Futoshi Ishiguri, Jyunichi Ohshima and Shinso Yokota
    Citation: Journal of Wood Science 2022 68:48
  24. Water stress has a significant impact on tree growth. However, the effects of watering on cambial activity and its influence on tree growth in subtropical climates is poorly understood. The present study analy...

    Authors: Md Hasnat Rahman, Shahanara Begum, Widyanto Dwi Nugroho, Satoshi Nakaba and Ryo Funada
    Citation: Journal of Wood Science 2022 68:47
  25. Exudates are involved in the defense mechanism of trees; they could work against insects or microorganisms through a physical or chemical system. The main components of exudates are terpenoids. This study iden...

    Authors: Nai-Wen Tsao, Yen-Chi Lin, Yen-Hsueh Tseng, Shih-Chang Chien and Sheng-Yang Wang
    Citation: Journal of Wood Science 2022 68:46
  26. To establish a facile methodology for the elucidation of the lignin chain-growth mechanism, the preparation of monolignol that does not show NMR signals in the dehydrogenative polymer (DHP) was attempted. As a...

    Authors: Kengo Shigetomi, Mana Tokizawa and Yasumitsu Uraki
    Citation: Journal of Wood Science 2022 68:45
  27. The embedment properties of the dowel-type fasteners is a fundamental parameter that can determine the shear resisting performance of the connections utilized in cross-laminated timber (CLT) structures. To inv...

    Authors: Weiguo Long, Jiajia Ou, Xiaofeng Sun, Xinyue Huang, Minjuan He and Zheng Li
    Citation: Journal of Wood Science 2022 68:44
  28. This study investigated the interaction between particle size and mixing ratio on the porosity of particleboard and in consequence its effect on the physical and mechanical properties of panels. Tea Oil Camell...

    Authors: Kamran Choupani Chaydarreh, Xiuyi Lin, Litao Guan and Chuanshuang Hu
    Citation: Journal of Wood Science 2022 68:43
  29. Evaluations of the lateral properties of timber joints are necessary to ensure the safety of timber buildings. The yield load is an important property that is usually obtained using authorized engineering tech...

    Authors: Naoki Watanabe, Keita Ogawa and Kenji Kobayashi
    Citation: Journal of Wood Science 2022 68:42
  30. Dou-gong is an essential part of traditional timber buildings in East Asia, having a decoration function and a load transfer function. The San-dou component, which is vulnerable to the lateral push force of th...

    Authors: Chengwen Zhang, Qing Chun, Yijie Lin, Haoyu Wang and Pan Li
    Citation: Journal of Wood Science 2022 68:41
  31. Radial bamboo strips are being widely used for structural applications due to the higher yield and high strength. However, there was a sharp taper at the top of bamboo which made nodal diaphragm removed incomp...

    Authors: Xin Guan, Haining Yin, Che Lin and Weihui Zhan
    Citation: Journal of Wood Science 2022 68:40
  32. A vibration test to measure the mass of a specimen without weighing it using the difference between the resonance frequency with an additional mass and that without it (vibration method with additional mass, V...

    Authors: Yoshitaka Kubojima, Satomi Sonoda and Hideo Kato
    Citation: Journal of Wood Science 2022 68:39
  33. Pterocarpus santalinus and Pterocarpus tinctorius are commonly used species of the genus Pterocarpus in the wood trade. Although both of them have been listed in Appendix II of the Convention on International Tra...

    Authors: Maomao Zhang, Juan Guo, Yang Lu, Lichao Jiao, Tuo He and Yafang Yin
    Citation: Journal of Wood Science 2022 68:38
  34. Mechanical joints with screws or bolts are widely employed in timber structures and are known to provide high toughness. However, they result in low stiffness, which is a representative limitation of wood stru...

    Authors: Kosuke Imakawa, Yo Ochiai, Kenji Aoki, Naruhito Hori, Akio Takemura and Tetsuo Yamaguchi
    Citation: Journal of Wood Science 2022 68:37
  35. To explore in-plane shear failure mode of cross-laminated timber (CLT) panel, this paper carried out relevant research work from the perspective of stress analysis and combined with the crack morphology of the...

    Authors: Yuhao Zhou, Zhaoyu Shen, Haitao Li, Yao Lu and Zheng Wang
    Citation: Journal of Wood Science 2022 68:36
  36. People seem to function and feel better in indoor natural environments, including spaces furnished with wood. When restorative effects of indoor spaces are not detected, suboptimal methodological approaches ma...

    Authors: Dean Lipovac, Jure Žitnik and Michael D. Burnard
    Citation: Journal of Wood Science 2022 68:35
  37. Borate solution was used to treat two sets of Douglas-fir wood samples, one by spraying cross-laminated timbers (CLT) and another set by dip-treating wood in solutions at different retentions. A novel model wa...

    Authors: Sajad Bagheri, Mona Alinejad, Katie Ohno, Laura Hasburgh, Rachel Arango and Mojgan Nejad
    Citation: Journal of Wood Science 2022 68:34
  38. This paper describes results and analysis of experiment of compression behavior parallel to grain of glulam (Norway Spruce, Japanese cedar, and Japanese cypress), especially in damage zones near loading plates...

    Authors: Marina Totsuka, Robert Jockwer, Hiro Kawahara, Kenji Aoki and Masahiro Inayama
    Citation: Journal of Wood Science 2022 68:33
  39. The application of citric acid and glycerol as natural binder was investigated for the manufacturing of jute stick particleboard in this study. The effects of citric acid content (0–30 wt%), citric acid and gl...

    Authors: Ireen Parvin Nitu, Summia Rahman, Md. Nazrul Islam, Md. Ashaduzzaman and Md. Iftekhar Shams
    Citation: Journal of Wood Science 2022 68:30
  40. There is increasing interests in the significant improvement of impregnation amount and efficiency in wood by the pre-treatment of compression. Thus, attention is paid to pre-treatment by compression for harde...

    Authors: Huifang Wang and Youke Zhao
    Citation: Journal of Wood Science 2022 68:28
  41. In a previous study, we reported a transient transformation system using repeated screening for hygromycin B (Hyg) resistance in the basidiomycete Ceriporiopsis subvermispora. In the present study, by combining t...

    Authors: Daishiro Koshi, Hiroki Ueshima, Moriyuki Kawauchi, Takehito Nakazawa, Masahiro Sakamoto, Mana Hirata, Kosuke Izumitsu, Takuya Sumita, Toshikazu Irie and Yoichi Honda
    Citation: Journal of Wood Science 2022 68:27
  42. In this study, carbon stocks in harvested wood products (HWPs) of buildings in Japan were estimated using the direct inventory method, which is highly accurate, and the flux-data method, which was proposed by ...

    Authors: Ryoto Matsumoto and Chihiro Kayo
    Citation: Journal of Wood Science 2022 68:26
  43. Binderless poplar/bismuth oxide wood alloy is prepared using the warm-press forming technology. The effect of the forming temperatures on color changes and mechanical properties of the poplar/bismuth oxide woo...

    Authors: Jin Yan, Liqiang Zhang, Xianjun Li, Qingding Wu and Jianan Liu
    Citation: Journal of Wood Science 2022 68:25
  44. Wood properties (annual ring width, tracheid length, microfibril angle [MFA], basic density, and air-dry density) and mechanical properties (modulus of elasticity [MOE], modulus of rupture [MOR], bending work,...

    Authors: Yusuke Takahashi, Futoshi Ishiguri, Ikumi Nezu, Ryota Endo, Saki Kobayashi, Jun Tanabe, Michinari Matsushita, Jyunichi Ohshima and Shinso Yokota
    Citation: Journal of Wood Science 2022 68:24

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