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Akademický článek

Monitoring water infiltration in multiple layers of sandstone coal mining model with cracks using ERT

Autor: Du Liang, Qin Teng, Mizunaga Hideki, Zong Zhongling, Zhu Wenjin, Zhu Zhenglei

Publikováno v: Open Geosciences, Vol 16, Iss 1, Pp 303-18 (2024)

Many engineering disasters are related to water infiltration in cracks. Understanding the water infiltration in multi-layered sandstone cracks is crucial for monitoring and preventing water-related disasters in coal mines. In this study, we utilized

Externí odkaz: https://doaj.org/article/313e900427b1492e8f4bb3c4e943cb6e

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Akademický článek

Digital finance and regional systemic financial risk forecasting

Autor: Tang Enlin, Bai Chunsong, Qin Teng

Publikováno v: Applied Mathematics and Nonlinear Sciences, Vol 9, Iss 1 (2024)

The abrupt and destructive nature of systemic financial risks underscores the imperative for modern societies to prioritize early detection and prevention over post-crisis management. This paper introduces a dual-perspective early warning indicator s

Externí odkaz: https://doaj.org/article/35ec6ade2be846af969aa14026f108a3

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Akademický článek

Lubrication Performance of Connecting-Rod and Main Bearing in Different Engine Operating Conditions

Autor: Jun Sun, Biao Li, Shaoyu Zhu, Enming Miao, Hu Wang, Xiaoyong Zhao, Qin Teng

Publikováno v: Chinese Journal of Mechanical Engineering, Vol 32, Iss 1, Pp 1-12 (2019)

Abstract Only the lubrication performance at rated engine operating condition was generally analyzed in current design and research of engine connecting-rod and main bearing. However, the actual engine (especially vehicle engine) does not always oper

Externí odkaz: https://doaj.org/article/7432b8b7baa54c23b1cea3ff4e267ccd

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Akademický článek

Crystal structure of poly[(thiophene-3,4-dicarboxylato-κ1O)bis[1,2-bis(4-pyridyl)ethane-κ2N:N′]silver(I)] octahydrate, C30H42Ag2N4O12S

Autor: Liu Xue-Guo, Yan Wei-Hong, Fan Hui-Tao, Qin Teng-Teng

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures, Vol 232, Iss 5, Pp 721-723 (2017)

C30H42Ag2N4O12S, monoclinic, Pc (no. 7), a = 11.4150(3) Å, b = 17.3038(9) Å, c = 9.3802(5) Å, β = 104.701(4)°, V = 1792.15(14) Å3, Z = 2, Rgt(F) = 0.0320, wRref(F2) = 0.0638, T = 293(2) K.

Externí odkaz: https://doaj.org/article/399ec28acc884dbba77a0163ab5f2292

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