A comparative study of shear crack growth mechanisms in concrete through acoustic emission analysis by Lian Huang, Junjie Deng, Duo Hu, Xiaolong Li, Yun Liu, Weihua Zhu

“…AE parameters (amplitude, cumulative count and energy), average frequency (AF)-rise time/amplitude (RA) analysis, K-means clustering, and b-value analysis were integrated to classify cracks and characterize damage progression. The correlation between the shear crack propagation mechanism of concrete and AE parameters was revealed. …”
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Load transfer-crack width relation of non-dowelled jointed plain concrete short slabs by Mauricio Pradena, Lambert Houben

“…Indeed, in this case, the load transfer relies on aggregate interlock and the results of the Faultimeter (residual value more than 0) have confirmed this interlocking for crack widths at joints not more than 1.2 mm, which are typical values in short slabs when the joints are activated. …”
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Segmenting hydrogen‐induced cracking defects in steel through scanning acoustic microscopy and deep neural networks by Thi Thu Ha Vu, Tan Hung Vo, Le Hai Tran, Jaeyeop Choi, Truong Tien Vo, Cao Duong Ly, Thanh Phuoc Nguyen, Sudip Mondal, Junghwan Oh

“…Abstract Hydrogen‐induced cracking (HIC) presents a significant concern in industries, such as oil and gas, petrochemicals, and aerospace, where high‐strength steel is prevalently used. …”
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Analysis on characteristics and mechanism for rock fracture in deep rock with cracks under dynamic-static coupling effect by Jinjin Ge, Yongqi Jia, Wei Huang, Meilu Yu, Suqian Ni, Ying Xu, Leilei Yu, Keke Gu

“…We utilized a Split Hopkinson Pressure Bar (SHPB) with an active confining pressure loading device to conduct impact compression tests on rock-like specimens containing pre-existing cracks. …”
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Developmental patterns and formation and evolutionary mechanisms of surface cracks induced by the mining of shallowly buried coal seams by Enke HOU, Jiaxin MU, Xiaoshen XIE, Dong FENG, Lei YANG, Yan LI, Tao HE, Kangguang BAO, Xiaosheng CHEN

“…Cracks within the mining face exhibited four activity characteristics, while the boundary cracks only showed an activity characteristic of cracking, increase in length, and stability sequentially. …”
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A Simple Method of Preparation of High Silica Zeolite Y and Its Performance in the Catalytic Cracking of Cumene by Zhanjun Liu, Chenxi Shi, Dan Wu, Shixuan He, Bo Ren

“…For an application, the zeolite cracking activity was studied with cumene as the probe molecules.…”
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A unified approach for weakly supervised crack detection via affine transformation and pseudo label refinement by Zhongmin Huangfu, Yibo Jiao, Fupeng Wei, Ge Shi, Hangcheng Dong

“…Abstract Consistent detection of cracks in engineering structures is essential for maintaining structural integrity. …”
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VvPIP1;1 plays a role in grape berry cracking by regulating water uptake by Jun Yu, Jia Li, Zhangfen Hong, Qing Zeng, Yizheng Fu, Rouxue Deng, Ke Xu, Zhenyu Huang, Mingtao Zhu

“…Applying aquaporin inhibitors (nano-silver) to ‘Xiangfei’ berries reduced fruit water uptake and cracking percentage, whereas applying aquaporin activators (forskolin) to ‘Zuijinxiang’ berries increased fruit water uptake and cracking percentage. …”
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Experimental Study on the Damage and Crack Evolution Characteristics of TS-RCR Structural Bodies under Cyclic Loading and Unloading by Xiaoping Xie, Shanle Chen, Xinqiu Fang, Chengwei Liu, Hongyang Liu, Yuqi Huang, Jiangang Liu, Yanfen Wang

“…Four representative TS-RCR (three-soft rock-coal-rock) structural bodies were selected according to the lithofacies analysis of coal measures in the Xiangshui Coal Mine, Guizhou, China, to analyze the mechanical properties, internal structure damage characteristics, and crack evolution law of the TS-RCR structural body composed of a soft roof, a soft floor, and soft coal seams. …”
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Fabricating ultra-robust hydrogels with adhesive properties by restraining crack propagation with bamboo cellulose-based carbon nanomaterials by Xin Duan, Huanxin Huo, Hongshan Li, Yihong Gao, Haoran Shi, Feng Kuang, Yumeng Chen, Jianyong Wan, Jingjie Shen, Guanben Du, Long Yang

“…During in situ polymerization, the abundant active sites on the C-BCN surface facilitated covalent cross-linking with the polyacrylamide (PAM) matrix. …”
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Anisotropic crack evolution and fractal failure mechanism of Lushan shale under compression: insights from acoustic emission by Huasen Huang, Yu Zhou, Yongfa Zhang, Chunlin Wang, Jin Bi

“…During the initial loading phase, microcracking activity predominates, as indicated by a rising AE amplitude (b-value); however, as the stress nears 70–80% of the UCS, the b-value undergoes a sharp decline, signaling a corresponding surge in large-magnitude cracking events and the onset of rock instability. …”
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Effect of Rainfall Pattern and Crack on the Stability of a Red Bed Slope: A Case Study in Yunnan Province by Zhenping Zhang, Xiaodong Fu, Qian Sheng, Dawei Yin, Yongqiang Zhou, Juehao Huang

“…Attempts were made to establish the anisotropic permeability of the crack induced by the complex fillings, and differences in the hydraulic response between the cracking and completed slope during the rainfall process were discussed. …”
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Evaluation of early-age shrinkage cracking behavior of partially continuous reinforced concrete pavement using restrained ring test by Shujie Han, Xiao Zhang, Kaixiang Liu, Jiacheng Zhang, Jiahang Hao

“…The location of active cracks has a greater effect on the early-age cracking behavior of PCRCP. …”
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Coupling dry reforming of methane with in-situ catalytic cracking of coal pyrolysis tar over xNi@HZSM-5 by Mingyi Wang, Jiayue Tian, Xiangyang Guo, Song Yang, Junwen Wang, Jiaofei Wang

“…Compared with the Ni-based catalyst prepared by impregnation, 2Ni@HZSM-5 can separate active sites of DRM and tar cracking via the confinement effect of zeolite, so that CH4 conversion activity and tar cracking activity are individually regulated, and excessive cracking of tar by Ni can be avoided. …”
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High temperature effects on fatigue performance and crack initiation mechanisms of 316LN stainless steel for nuclear power pipelines by JianNeng Zheng, JunChao Hu, YueHui Jiang, QingYuan Wang, Kun Yang

“…At 350 °C, the crack initiation mode shifts primarily to intragranular mechanisms, with active slip planes identified as {111} and {110}.…”
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Impact of crack cocaine on salivary nucleic acids, enzymes, esters, and lipids: A fourier-transform infrared spectroscopy study by Gabriela Ribeiro Zucco, Taís Maria Cardoso de Oliveira, Thaís Xavier Pereira da Silva, Sandra Silva Marques, Fernando Sabbag, Marcelo Ribeiro de Araújo, Rodrigo Melim Zerbinati, Paulo Henrique Braz-Silva, José Ângelo Lindoso, Gabrielle Luana Jimenez Teodoro Nepomuceno, Letícia Foiani, Herculano da Silva Martinho, Janete Dias Almeida

“…All participants met the criterion of having no observable clinical changes in the oral mucosa. The groups included active crack users with a minimum usage duration of 30 days, ex-crack users, and non-crack users. …”
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Altering tensile and crack initiation behavior in a metastable β titanium alloy via designing grain size and precipitates by Chun Yuan, Dan Liu, Xingchen Xu, Junfeng Cui, Yongkai Peng, Chaowen Huang, Sara Bagherifard

“…The adiabatic shearing band and β→α phase transformation were activated to increase the compatible deformation capability during tensile testing; however, the phase transformation caused the stress concentration in the boundary, resulting in crack initiation. …”
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Innovative reinforcement techniques for 3D-printed concrete: The impact of shape memory alloys on flexural strength and crack mitigation by Ronak Motiani, Saha Keunang Sylvain, Sejal P. Dalal, Jay Vora, Rakesh Chaudhari

“…The recovery mechanisms were driven by SMA superelasticity (stress-induced strain recovery) and shape memory effect (heat-activated crack closure). Initially, the behavior of unreinforced 3DPC beams was assessed, followed by the addition of fiber reinforcement (FR), and finally, the integration of SMAs. …”
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Intelligent identification of the acoustic emission characteristics and crack propagation states during of coal failure based on the NRBO-XGBoost model by Tianjun ZHANG, Xinshuang CAO, Shuang SONG, Suinan HE, Yilun XUE, Guoying LIU, Juntao CHEN

“…Then, this study determined the corresponding relationships of multivariate parameters (i.e., values b representing the relationship between acoustic emission magnitude and frequency, S representing the activity, and RA and AF representing the fracture types) with the crack propagation states of coals. …”
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Optimizing heavy crude oil conversion: Catalytic thermolysis with TiO2@α-Fe2O3 nanocomposite and surfactant dynamics by Asmaa S. Morshedy, Tahany Mahmoud

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