Coal Geology & Exploration
Volume 54, Issue 4 (2026)
Table of Contents
Table of Contents
The Editors
Coal Geology, Mine Geology
Optical mechanisms behind vitrinite reflectance suppression caused by strong anisotropy: A case study of contact metamorphic coals
AN Yanfei, HE Shuyang, CHEN Kaixin, and GAO Junhan
Mechanisms behind thermal evolution of the structural alignment of polycyclic aromatic hydrocarbons in coals: Implications for structural transition of coal macromolecules
SONG Yu, JIANG Bo, CHENG Guoxi, ZHENG Sijian, LI Ming, GE Yao, DAI Yan, WANG Qian, and FENG Guangjun
Sedimentary characteristics and coal accumulation patterns of the Permian shallow-water deltas in Shandong and its adjacent regions
FENG Kai, LI Zengxue, LI Ying, LI Xuchao, ZHANG Hui, and ZHOU Xiaojuan
Machine learning-based prediction and experimental validation of the pyrolysis product distribution in tar-rich coals
DONG Shuai, LI Hongqiang, WU Zhiqiang, YU Zunyi, LYU Zitao, GUO Wei, YANG Panxi, FU Keming, HAO Xuanzhi, LIU Gen, and YANG Bolun
Coal-measure Gas, Coal-hosted Minerals
Strategic layout and optimization paths of the standard system for the exploration and exploitation of deep coalbed methane
CHEN Xinjun, LIU Zengqin, SHEN Baojian, ZHAO Shihu, YE Jincheng, ZHANG Jiaqi, and WANG Tianyun
Parameter optimization and field application of roof volume fracturing using horizontal wells for coalbed methane extraction from broken-soft coal seams
ZHANG Qingli, SUN Siqing, LI Haozhe, WU Xiaoxuan, YANG Fan, ZHENG Yuqi, and LI Wenbo
Evaluation and research progress of CO2 sequestration in deep coal seams
XIONG Yucan, XU Shi’ang, ZHANG Pingsong, LU Haifeng, JIA Yunzhong, GE Binbin, LI Baiqiang, LIU Chang, LEI Jian, and FU Wenyu
Geological characteristics and enrichment-accumulation patterns of coalbed methane within the Jurassic strata in the Miquan area along the southern margin of the Junggar Basin
WU Luofei, YANG Kangjun, ZHANG Jie, SHI Yongxia, FU Haijiao, YANG Shuguang, WANG Gang, LIU Mengmeng, LI Yueguo, and WANG Xiaoming
Mechanisms behind the impacts of CO2 concentration on microbial methanogenesis in coal seams
WANG Junyu, LIU Bingjun, JIANG Xiangqing, CHEN Ruifeng, XUE Sheng, ZHOU Wanlong, and YANG Yundu
Hydrogeology, Engineering Geology, Environmental Geology
Dynamic prediction on goaf surface subsidence for the last two periods based on the Erf time function
REN Lianwei, LI Shihui, WANG Wenchang, LI Zhenhua, CHEN Shaojie, and DUN Zhilin
Exploring water migration patterns in reconstructed soil layers for waste dumps of open-pit coal mines based on CT scanning
FAN Tingyu, ZHANG Xinghui, LU Akang, YANG Changde, WANG Shun, WANG Xingming, SUN Xueliang, and JI Quancai
Performance optimization of superfine cement through composite modification using coal-based solid waste and modifiers
KANG Zhipeng, LUO Yong, XIAO Diancai, REN Shuai, CAI Zhiliang, GAO Xiang, and ZHANG Kunzhe
Dynamic response characteristics and failure mechanism of coal-rock combination under different immersion conditions
ZHANG Xiangyang, TONG Zhipeng, DUAN Yungang, YANG Weikun, CHEN Jianben, and XU Linfeng
Coal Geophysical Exploration, Mine Geophysical Exploration
Joint inversion for heat transfer parameters of porous media with geothermal-seepage coupling based on a physics-informed neural network
ZHANG Xiao, YANG Duoxing, CONG Lin, CHENG Yimei, and ZHANG Lianzhong
Mine data fusion technology based on multi-feature joint decision making
HAN Shanshan, ZHANG Jifeng, FAN Tao, LIU Qiang, SONG Xiaojiao, QI Zhipeng, and ZHENG Hangzhou
Joint inversion of borehole-surface direct-current resistivity data
XU Kaijun, JIN Heran, CAO Danping, MOU Bin, and HU Zuzhi
Oil-based mud electrical imaging logging responses of carbonate strata
WU Yuyu, LAI Qiang, PAN Feng, ZHAO Zuo’an, WANG Xiaoxing, WANG Yue, CHENG Lu, WANG Zeyu, and YIN Rong
Drilling Engineering
Mechanisms underlying lateral force applied to a PDC cutter on a PDC drill bit during rotary rock breaking
WEI Jiusen, HAN Xin, LIU Wei, and GAO Deli
A cutting trajectory planning technology driven by coal seam data in a comprehensive mining face
GUO Yifeng, XUE Xusheng, MA Hongwei, ZHANG Guangming, SU Hao, QI Ailing, NIE Zhen, MA Kexiang, and WU Xuefei
Structural design and parameter optimization of a vibration absorber for rescue casing-while-drilling rigs
LIU Pu, YAO Ningping, ZOU Zujie, FAN Dong, WEI Hongchao, and HE Binjie
