1. Introduction

Liyun Yang，Professor，Department of Geotechnical and Mining Construction Engineering

E-mail address: yangly@cumtb.edu.cn

2. Education Background and Experience

（1）B.E. Civil Engineering, China University of Mining and Technology (Beijing), China, 2006

（2）Ph.D., Geotechnical Engineering, China University of Mining and Technology (Beijing), China, 2011

（3）Associate Professor, China University of Mining and Technology (Beijing), 2015-2020

（4）Visiting Scholar, University of South Carolina, 2016-2017

（5）Senior Research Scholar, University of Oulu，2023

（6）Professor, China University of Mining and Technology (Beijing), 2020-Present

3. Research Area

Mine construction and engineering blasting

4. Academic Achievement

Representative publications include: (* denotes the Corresponding authors)

[1]    Yang Liyun, Yang Renshu, Ding Chenxi. The Fracture Mechanism of Blasting in High-Stress Rock Masses. Beijing: Metallurgical Industry Press, May 2020【Monograph】

[2]    Yang Renshu, Yang Liyun, Xu Huidong, Li Xiyong. Rapid Excavation Equipment and Technology in Vertical Shaft [M]. Beijing: Coal Industry Press, October 2016【Monograph】

[3]    Yang Liyun, Yang Renshu, Qu Guagnlong, Zhang Yufei. Caustic study on blast-induced wing crack behaviors in dynamic-static superimposed stress field [J]. International Journal of Mining Science & Technology, 2014, 24(4): 417-423.

[4]    Yang Liyun, Ding Chenxi. Fracture mechanism due to blast-imposed loading under high static stress conditions [J]. International Journal of Rock Mechanics & Mining Sciences, 2018，107：150-158

[5]    Yang Liyun, Wang Qingcheng, Xu Longning, Yang Renshu, Chao Yuh. J. Fracture path of cracks emigrating from two circular holes under blasting load. [J]. Theoretical and Applied Fracture Mechanics,2020,8:1-8

[6]    Yang Liyun, Huang Chen, Bao Shijun, Zhang Lanyue. Model experimental study on controlled blasting of slit charge in deep rock mass [J]. Soil Dynamics and Earthquake Engineering，2020，11

[7]    Yang Liyun, Yang Aiyun, Chen Siyu, Fang Shizheng, Huang Chen, Xie Huanzhen. Model experimental study on the effects of in situ stresses on pre-splitting blasting damage and strain development [J]. International Journal of Rock Mechanics & Mining Sciences, 2021,138

[8]    YANG Li-yun, CHEN Si-yu, YANG Ai-yun, HUANG Chen, XIE Huan-zhen. Numerical and experimental study of the presplit blasting failure characteristics under compressive stress [J]. Soil Dynamics and Earthquake Engineering, 2021,149: 1-9

[9]    Yang Liyun，Xie Huanzhen, Dongbin Zhang, Fei Zhang, Changyu Lin, Shizheng Fang. Acoustic emission characteristics and crack resistance of basalt fiber reinforced concrete under tensile load [J]. Construction and Building Materials, 2021,312:125442.

[10] Qingcheng WANG, Liyun YANG*, Yuh J. Chao, Renshu YANG. Dynamic fracture criterion-fracture path of cracks emigrating from two circular blastholes [J]. Theoretical and Applied Fracture Mechanics,2022,118,103233.

[11] Chen Huang, Ye Song, Liyun Yang*, Ping Fan, Qingcheng Wang, Huizhen Liu. Study on fracture behavior for Sharp V-notched specimens combined with 3D-DIC and Caustic [J]. Engineering Fracture Mechanics, 2022, 260, 108190.

[12] Huanzhen Xie, Liyun Yang *, Qihu Zhang, Chen Huang, Meixia Chen, Kangpu Zhao. Research on energy dissipation and damage evolution of dynamic splitting failure of basalt fiber reinforced concrete [J]. Construction and Building Materials,2022，330,127292

[13] Yi-Qiang Kang, Ren-Shu Yang, Li-Yun Yang*, Cheng-Xiao Li, Jun Chen, Hao-nan Zhu, Ning Liu. Theoretical and numerical studies of rock breaking mechanism by double disc cutters [J]. International Journal of Mining Science and Technology，2023，33:815-828.

[14] Chen Huang, Qing Li, Zong-Xian Zhang, Liyun Yang*, Adeyemi Aladejare, Siyu Chen. Effect of preloaded stress on blasting-induced main crack propagation in specimens with empty hole [J]. Theoretical and Applied Fracture Mechanics,2023.5

[15] Fei Zhang, Liyun Yang*, Peng Wei, Huanzhen Xie, Siyu Chen. Experimental study on the spatial fracture behavior of red sandstone containing weak inclusions with non-unitary geometric features under uniaxial compression [J]. Theoretical and Applied Fracture Mechanics, 2023.6

[16] Liyun Yang, Fei Zhang, Jinhao Pan, Donghui Man, Peng Wei, Huanzhen Xie, Siyu Chen, Jianhao Li. Mechanical behaviour and spatial fracture characteristics of granite containing weak inclusions under uniaxial loading revealed by 3D DIC and AE monitoring:  The influence of extension length of planar inclusions [J]. Theoretical and Applied Fracture Mechanics, 2023,127,104021

[17] Huanzhen Xie, Peng Wei, Ning Liu, Jun Gao, Liyun Yang*, Jianhao Li, Siyu Chen. Study on failure characteristics of basalt fiber reactive powder concrete under uniaxial loading [J]. Construction and Building Materials, 2023,404: 133246

[18] Chen Huang, Zong-Xian Zhang, Adeyemi Aladejare, Xianbo Guan, Bingbing Yu, Liyun Yang*. The effect of pre-loaded compressive stress and curvature of defect on blast-induced fracture behavior by caustics and numerical method [J]. Mathematics, 2023,11,4532.

[19] Fei Zhang, Liyun Yang*, Jianhao Li, Zhan Chen, Peng Wei. Dynamic mechanical response and fracture mechanism of granite with structural plane containing planar and circular filling simultaneously: Part 1 The influence of extension length [J]. Theoretical and Applied Fracture Mechanics, 2023, 128:104163.

[20] Huanzhen Xie, Liyun Yang* , Jianhao Li, Zhan Chen, Tianqu Lei, Xiangfei Duanmu, Qihu Zhang. Research on mode-I fracture characteristics of basalt fiber reactive powder concrete [J]. Journal of Building Engineering, 2023,80(12): 108159

[21] Chen Huang, Zong-Xian Zhang, Adeyemi Aladejare, Zhan Chen, Chenxi Ding, Liyun Yang*. Fracture behavior in blasting under Different Static stresses and High stress Unloading [J]. Fatigue & Fracture of Engineering Materials & Structures, 2024,47: 1795-1806.

[22] Huanning Hu, Liyun Yang*, Chun Feng, Xinguang Zhu, Jun Zhou, Xinming Liu. Development of BB model and Investigation of P-wave propagation across jointed rock masses using CDEM [J]. Computer and Geotechnical, 2024,165:105910.

[23] Jianhao Li, Liyun Yang*, Huanzhen Xie, Jun Gao, Fei Zhang, Siyu Chen, Shuyue Zhang, Dongze Li. Experimental investigation on interfacial bonding performance between bundled basalt fiber and cement mortar [J]. Construction and Building Materials, 2024,411（12）：134215

[24] Liyun Yang*, Fei Zhang, Junxiong You, Donghui Man, Jun Gao, Wei Liu. Mechanical behaviour and spatial fracture characteristics of granite containing weak inclusions under uniaxial loading revealed by 3D DIC and AE monitoring: The influence of diameter of circular inclusions [J]. Bulletin of Engineering Geology and the Environment, 2024,83（10）：217

[25]           Fei Zhang, Liyun Yang*, Kang Liu, Xiaofeng Xu, Donghui Man, Peng Wei, Jianhao Li. Mechanical behaviour of weakly filled granite and a unified evaluation method for macro-fine-micro multi-scale fracture characteristics [J]. Theoretical and Applied Fracture Mechanics，2024, 104521

Patents

[1]    Renshu Yang; Liyun Yang; Jinjing Zuo; Chenxi Ding; Yuh. J. Chao. Underwater Explosion Pressure Test Experiment System and Method, US Patent, US 11,994,442 b2, 2024.

5. Awards and Honors

[1]    National Science and Technology Progress Award, 2023, Ranked 2nd

[2]    China Coal Youth Science and Technology Award, 2023

[3]    Outstanding young science and technology worker on the production front line of the national coal industry, 2016

[4]    Yueqi Young Scholar of China University of Mining and Technology (Beijing), 2017