Experimental study on freeze–thaw damage characteristics of coal samples of different moisture contents in liquid nitrogen

Experimental study on freeze–thaw damage characteristics of coal samples of different moisture contents in liquid nitrogen

Abstract In this study, the surface crack-propagation law and pore damage characteristics of coal samples of different water contents after they undergo leaching in liquid nitrogen are investigated using a 4 K scientific-research camera, HC-U7 non-metal ultrasonic detector, nuclear magnetic resonanc...

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Bibliographic Details
Main Authors:	Xiaoqi Wang, Xiaohan Qi, Heng Ma, Ke Gao, Shengnan Li
Format:	Article
Language:	English
Published:	Nature Portfolio 2022-11-01
Series:	Scientific Reports
Online Access:	https://doi.org/10.1038/s41598-022-21961-3

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