Lyu Jianxiong

Prof.  Lyu Jianxiong

Organization: Research Institute of Wood Industry, Chinese Academy of Forestry

Research category: Forestry Engineering

Research field: Wood physics and drying; wood protection and modification

E-mail: jianxiong@caf.ac.cn

Main work

Prof. Lyu Jianxiong has been involved in the research work of wood science and technology since 1983. He has been committed to applied basic research in the field of wood science, and the main research directions are wood physics and drying, wood protection and modification. Researches are mainly reflected in the following four areas: 1) Basic research of the relationship of wood and fluid; 2) Basic research of wood drying; 3) Basic research of wood properties; 4) Research field of wood material improvement. Over the years, he has presided over or participated in numerous research projects, such as the National Key research and development Program, the National Outstanding Youth Science Fund, the International Science and Technology Cooperation project of the Ministry of Science and Technology, the Sino-Japanese Technical Cooperation (JICA) project, and the International Tropical Timber Organization (ITTO) project, and so on. He has been published more than 200 papers in Drying Technology, Holzforschung, Wood Science and Technology, Cold Regions Science and Technology, Construction and Building Materials, ACS Energy letters, Planta, and other high-level journals at home and abroad, and 10 monographs. He has obtained 14 national invention patents, and presided over the revision of 2 international standards and 3 national standards.

Over the years, he has won 2 National Science and Technology Progress Awards and 7 provincial and ministerial science and technology awards.

Key research projects

  • National Natural Science Foundation of China: Correlation relating water absorption and hygroscopicity to the cell aggregation state of heat-treated wood and its spatially changes mechanism.No.: 3197140931, 2020.01-2023.12;

  • National Key Research and Development Plan Project: Physical and chemical basis of wood material improvement, No.: 2017YFD0600200, 2017.07-2021.06;

  • National Forestry Public Welfare Industry Research Project: Eucalyptus plywood industry upgrade key technology, number: 201104003-02, 2011.01-2014.12;

  • National Outstanding Youth Science Foundation Project: Basic science of wood fluid and drying, No.: 30825034, 2009.01-2012.12;

  • National Natural Science Foundation of China Project: Mechanism of influence of structure and chemical composition of wood on its dynamic viscoelasticity after drying treatment", No.: 30671635, 2007.01-2009.12.

Awards & achievements

  • 2004, second prize of National Science and Technology Progress, ranking the fourth;

  • 1997, third prize of National Science and Technology Progress, ranking the third;

  • 1996, first prize of the Ministry of Forestry Science and Technology Progress, ranking the third.

Published articles & books

Articles

  • Zhu Li, Jiali Jiang, Jianxiong Lyu*, Jinzhen Cao. Comparative investigation on the orthotropic viscoelastic properties of wood during cooling and heating variations. Wood Material Science & Engineering, 2023, 18(1): 262–268.

  • Zhan Tianyi, Fengze Sun, Chao Lyu, Qian He, Kang Xu, Yaoli Zhang, Liping Cai, Zhenhua Huang, Jianxiong Lyu*. Moisture diffusion properties of graded hierarchical structure of bamboo: Longitudinal and radial variations. Construction and Building Materials, 2020, 259(119641):1-9.

  • Peng Hui, Lennart Salmén*, Jiali Jiang, Jianxiong Lyu*. Contribution of lignin to the stress transfer in compression wood viewed by tensile FTIR loading. Holzforschung, 2020, 74(5):459-467.

  • Zhan Tianyi, Jiali Jiang, Jianxiong Lyu*, Yaoli Zhang, Jianmin Chang. Frequency-dependent viscoelastic properties of Chinese fir (Cunninghamia lanceolata) under hygrothermal conditions. Part 2: moisture desorption. Holzforschung, 2019, 73(8):737-746.

  • Gao Yulei, Kang Xu, Hui Peng, Jiali Jiang, Rongjun Zhao and Jianxiong Lyu*. Effect of heat treatment on water absorption of Chinese fir using TD-NMR. Appled Sciences, 2019, 9(78):1-14.

  • Zhou Xianwu, Suhong Ren, Mengzhu Lu, Shutang Zhao, Zhangjing Chen, Rongjun Zhao*, Jianxiong Lyu*. Preliminary study of cell wall structure and its mechanical properties of C3H and HCT RNAi transgenic poplar sapling. Scientific Reports, 2018, 8(1):10508-10517.

  • Xu Kang, Jianxiong Lyu*, Yulei Gao, Yiqiang Wu, Xianjun Li. Determination of moisture content and moisture content profiles in wood during drying by low-field nuclear magnetic resonance. Drying Technology, 2017, 35(15):1909-1918.

  • Yang Yan, Jianxiong Lyu*, Chunlei Dong, Tianyi Zhan, Jinghui Jiang, Bei Luo. Mathematical model of heat and moisture transfer in alder birch wood during the thermo-vacuum treatment and its application in the quantitative control of the wood color. Drying Technology, 2016, 34(13):1567-1582.

  • Zhao Liyuan, Jinghui Jiang, Jianxiong Lyu*. Effect of thermal expansion at low temperature on mechanical properties of Birch wood. Cold Regions Science and Technology, 2016, 126:61-65.

  • Zhan Tianyi, Jiali Jiang, Hui Peng, Jianxiong Lyu*. Dynamic viscoelastic properties of Chinese fir (Cunninghamia lanceolata) during moisture desorption processes. Holzforschung, 2016, 70(6): 547-555.

Books

  • Lyu Jianxiong, et al. Physical and chemical basis of wood quality improvement. Beijing: Science Press, 2024.

  • Lyu Jianxiong, Jiang Jinghui, Huang Rongfeng, Cao Yongjian. Technology and application of high temperature heat treatment of wood. Beijing: Science Press, 2020.

  • Lyu Jianxiong, Zhou Yongdong, Chen Zhilin, et al. Utilization technology of wood veneer from eucalyptus plantation. Beijing: Science Press, 2018.

  • Lyu Jianxiong, Jiang Jiali. Basic research on dynamic viscoelasticity of wood. Beijing: Science Press, 2015.

  • Lyu Jianxiong, Jiang Mingliang, Ye Kelin. Promotion of Rubberwood Processing Technology in the Asia-Pacific Region. Beijing:Science Press, 2010.

  • Lyu Jianxiong, Jiang Jiali. Impregnability and viscoelasticity of dry treated wood. Beijing: Science Press, 2010.

Other results

Patents

  • Xu Kang, Liu Yuan, Lyu Jianxiong, Li Xianjun, Huang Rongfeng, Zhou Yongdong. Enhanced high temperature heat treated wood and its manufacturing method (Patent No.: ZL 2015 1 0389711.7), May 2017

  • Xu Kang, Lyu Jianxiong, Liu Yuan, Wang Yan, Hou Ruiguang, Li Xianjun, Huang Rongfeng, Zhou Yongdong. Surface reinforced antique fir flooring substrate and manufacturing method thereof. Invention patent (Patent No.: ZL 2013 1 0494341.4). January 2016.

  • Huang Rongfeng, Lyu Jianxiong, Wang Yanwei, Zhao Youke. A method for compacting wood and a method for compacting wood. Invention patent (Patent No.: ZL 2010 1 0522617.1), June 2014.

  • Wu Yiqiang, Yao Chunhua, Zhou Xianyan, Qing Yan, Lyu Jianxiong, Li Xianjun, Li Xinguong, Hu Yunchu. A low cost and high efficiency flame retardant for wood. Invention patent (Patent No.: ZL 2011 1 0242942.7). September 2013.

  • Zhou Yongdong, Jiang Xiaomei, Lyu Jianxiong, Fu Feng, Liu Junliang. A heat treatment method for wood. Invention patent (Patent No.: ZL 2008 1 0057362.9), June 2010.

Standards

  • Lyu Jianxiong, Wang Zhaohui, Duan Xinfang, Yu Huaqiang, Zhao Youke, Jiang Jinghui, Zhou Guanwu. Physical and Mechanical Properties of Wood-Test Methods for Small Clear Specimen-Part 5: Determination of strength in compression perpendicular to grain. (ISO 13601-5: 2019). Implemented in December 2019.

  • Lyu Jianxiong, Jiang Jinghui, Duan Xinfang, Yu Huaqiang, Zhao Youke, Wang Zhaohui, Zhou Guanwu. Physical and Mechanical Properties of Wood-Test Methods for Small Clear Specimen-Part 10: Determination of Impact Bending Strength. (ISO 13601-10: 2017). Implemented in December 2017.

  • Lyu Jianxiong, Duan Xinfang, Yu Huaqiang, Zhao Youke, Zhou Guanwu, Jiang Jinghui, Wang Zhaohui. Physical and Mechanical Properties of Wood-Test Methods for Small Clear Specimen-Part 11: Determination of Resistance to Impact Indentation. (ISO 13601-11: 2017). Implemented in December 2017.

  • Lyu Jianxiong, Zhao Youke, DuanXinfang, Yu Huaqiang, Zhou Guanwu, Jiang Jinghui, Wang Zhaohui. Physical and Mechanical Properties of Wood-Test Methods for Small Clear Specimen-Part 12: Determination of Static Hardness. (ISO 13601-12: 2017). Implemented in December 2017.

  • Lyu Jianxiong, Jiang Jinghui, Duan Xinfang, Yu Huaqiang, Zhou Guanwu, Zhao Youke, Wang Zhaohui. Physical and Mechanical Properties of Wood-Test Methods for Small Clear Specimen-Part 17: Determination of strength in compression parallel to grain. (ISO 13601-17: 2017). Implemented in December 2017.