Comprehensive investigation into the effects of oxygen concentration on pyrite oxidation processes and key ion migration patterns in black rock layers

This study systematically analyzed the impact of oxygen concentration on the oxidation of black rock layer samples and the migration patterns of key ions, focusing on samples from a high-speed railway subgrade in Fenghuang County, Hunan Province. The experimental results identified three stages of s...

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Bibliographic Details
Main Authors: Zihang Liu, Zhangjun Dai, Fei Yu, Kaiwen Tong, Jianhua Guo, Kang Huang, Shanglin Qin, Shanxiong Chen
Format: Article
Language:English
Published: Elsevier 2025-07-01
Series:Case Studies in Construction Materials
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214509525000257