Experimental Research on Acoustic Emission Characteristics and Felicity Effects during Coal Fatigue Failure under Cyclic Loading by Yongjie Yang, Luyi Xing

“…In order to study the acoustic emission characteristics and Felicity effect in the process of coal fatigue failure and reveal the internal relationship between the fatigue damage evolution law and the acoustic emission activity, with the help of MTS815.02 electrohydraulic servo rock mechanics test system and PCI-2 acoustic emission detection and analysis system, a triaxial cycling loading acoustic emission test was carried out on the coal samples. …”
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Roof Bolting Anchoring Performance Research on the Entry under the Gob of Close-Distance Coal Seam by Yongjie Yang, Gang Huang, Haiyu Ji

“…In general, the anchorage length of rock bolting is less than 2.4 m, so the minimum seam spacing is 5.6 m or 5.7 m. …”
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Effect of Liquid Nitrogen Cooling and Heating on Mechanical Properties and Acoustic Emission Characteristics of Coal by Yuhe Cai, Yi Xue, Faning Dang, Linchao Wang, Xue Li, Shanjie Su, Shengcheng Wang, Xinyu Liang, Shaowei Zhang

“…The instability of rock fractures has been extensively studied in domestic and international research. …”
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Vertical two-phase flow regimes in an annulus image dataset - Texas A&M universityMendeley Data by Kaushik Manikonda, Chinemerem Obi, Aarya Abhay Brahmane, Mohammad Azizur Rahman, Abu Rashid Hasan

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Investigating Use of Crushed Glass as Partial Replacement of Sand to Improve Finish Mortar Strength. by Ashaba, Dennis

“…Mortar is typically a matrix that contains cement, lime, alkali-activated binders, fine aggregates (sand/rock powder), adequate water, and possibly superplasticizers or viscosity modifying agents added. …”
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Physical and Compaction Properties of Granular Materials with Artificial Grading behind the Particle Size Distributions by Ming-liang Chen, Gao-jian Wu, Bin-rui Gan, Wan-hong Jiang, Jia-wen Zhou

“…Granular materials in geotechnical engineering is generally considered to be mixtures of clay, sand, and gravel that commonly appear in slopes, valleys, or river beds, and they are especially used for the construction of earth-rock-filled dams. The complexity of the constitution of granular materials leads to the complexity of their properties. …”
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Effect of Confining Pressure on Mechanical and Energy Conversion Properties of Gas-Containing Coal under Loads by Zhizhen Zhang, Yixin Niu, Xiaoji Shang, Rui Zhou, Xingguang Liu, Feng Gao

“…The strengthening effect of confining pressure on rock stiffness and strength mainly comes from external support and compaction. …”
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Experimental Study on Compression and Intrinsic Permeability Characteristics of Municipal Solid Waste by Gang Zeng, Jun Ma, Dan Hu, Jing Wang

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Geochemical Characteristics of Formation Water in Carbonate Reservoirs and Its Indication to Hydrocarbon Accumulation by Zhen Sun, Zhen Yang, Xiaoning He, Cixuan Wan, Gang He, Qiang Ren, Shihu Zhao, Wei Cheng, Sisi Chen

“…This is also associated with stronger water-rock reactions and diagenetic transformations, such as dolomitization. …”
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Effect of Bedding Structure on the Energy Dissipation Characteristics of Dynamic Tensile Fracture for Water-Saturated Coal by Shuang Gong, Lei Zhou, Zhen Wang, Wen Wang

“…The analysis of energy dissipation characteristics is a basic way to elucidate the mechanism of coal rock fragmentation. In order to study the energy dissipation patterns during dynamic tensile deformation damage of coal samples, the Brazilian disc (BD) splitting test under impact conditions was conducted on burst-prone coal samples using a split Hopkinson pressure bar (SHPB) loading system. …”
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Experimental Study on Formation Slip under Injection-Production Interregional Pressure Difference Based on the Abnormal Similarity Theory by Chaoyang Hu, Fengjiao Wang, Tingting Wang, Chi Ai, Chenyu Wu

“…The formation slip involves a large range of formation, and its amount is not proportional to the size of the slipping rock mass, which conventional physical models cannot simulate. …”
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SiO2-TiO2 Films Supported on Ignimbrite by Spray Coating for the Photocatalytic Degradation of NOx Gas and Methyl Orange Dye by Daily Maria Magdalena Gallegos Florez, Rivalino Benicio Guzman Ale, Albeniz Ferdinand Huaracallo Idme, Luis Antonio Lazo Alarcon, Edgar Apaza Huallpa, Yolanda Castro, Pierre Giovanny Ramos Apestegui, Juan Martin Rodriguez Rodriguez

“…The films were deposited onto ignimbrite rock and divided into two groups according to the number of SiO2 layers applied, 10 and 15 layers of SiO2 and 5 layers of TiO2 for each group. …”
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Investigation on the Fracturing Permeability Characteristics of Cracked Specimens and the Formation Mechanism of Inrush Channel from Floor by Jianning Wang, Weitao Liu, Jianjun Shen

“…The crack inclination angles under uniaxial compression, confining compression, and confining tension, and the influence of confining pressure and pore water pressure on the crack propagation and permeability of rock mass were investigated and simulated with RFPA-Flow software using prefabricated crack models with crack initiation angles of 30°, 45°, and 60°. …”
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Estimating the Geological Strength Index (GSI) in Regional Seismic-Landslide Zonation Using the Empirical Regression Model by M. E. Mirabedini, E. Haghshenas, N. Ganjian

“…Two main sets of data were applied in this study: (1) geomorphological data including the slope height, aspect, and distance from faults and distance from thrusts and (2) the physical and mechanical properties of rocks including the unit weight, uniaxial compressive strength (σci), and the petrographic constant (mί) of intact rock. …”
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Human versus Computer Controlled Selection of Ventilator Settings: An Evaluation of Adaptive Support Ventilation and Mid-Frequency Ventilation by Eduardo Mireles-Cabodevila, Enrique Diaz-Guzman, Alejandro C. Arroliga, Robert L. Chatburn

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The influence of mineralogical composition and alkali reactivity for utilization of some Egyptian crushed granites as a concrete aggregate by Maged El-fakharany, Ahmed Omar, Mahmoud Abdellatif

“… Egyptian Eastern Desert is rich in many areas that contain granites masses throughout the geological era; some of them show good characteristics of the rock hardness, durability, density and mineralogy. …”
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Assessment of Surface Runoff for Tank Watershed in Tamil Nadu Using Hydrologic Modeling by Marykutty Abraham, Riya Ann Mathew

“…The study area is Urapakkam watershed with a chain of 3 tanks having an aerial extent of 4.576 km2 with hard rock formation underneath and thus has limited scope for groundwater recharge. …”
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Study on Energy Dissipation Characteristics and Damage Law of Backfill under Cyclic Impact by Xianglong Li, Qinglian Zhou, Jianguo Wang, Wei Sun, Yongxin Yao, Yongbo Wu, Zhiping Zhang

“…The filling bodies were made by mixing ore rock with ash sand by the ratio of 1 : 4 and 1 : 6, respectively, which were subjected to cyclic impact tests with the split-Hopkinson pressure bar under the pressure of 0.2 MPa and 0.24 MPa to analyze the energy dissipation characteristics and damage law. …”
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Tourist Circuits Map Mechanism for Developing Mountain Tourism: An Applied Study of the Sefrou Province by Chami Jaouad, Elbachiri Zouhir, En-Nejymy Mohamed, Achkir Hadou, El Khalki Yahya, El Azzioui Said

“…These trails allow visitors to enjoy stunning natural landscapes and discover rock formations, caves, and valleys, in addition to learning about the geological history of the region. …”
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Theoretical Analysis of Mining Induced Overburden Subsidence Boundary with the Horizontal Coal Seam Mining by Weitao Yan, Junjie Chen, Yi Tan, Wenzhi Zhang, Lailiang Cai

“…This study is helpful to reveal the black box of rock subsidence and can provide theoretical support for the establishment of overburden subsidence prediction model and transparent mine in the later stage.…”
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