Sulfate Promotes Compact CaCO3 Formation and Protects Portland Cement from Supercritical CO2 Attack

Y Zhu, L McWest, CI Steefel, Y Wang, Q Li… - Environmental …, 2025 - ACS Publications
Supercritical (sc) CO2 in geologic carbon sequestration (GCS) can chemically and
mechanically deteriorate wellbore cement, raising concerns for long-term operations. In …

Experimental study on the corrosion behavior of wellbore cement with a leaking channel under different acidic environments

M Gan, L Zhang, Y Wang, Q Qin, T Xiao, Y Yin… - International Journal of …, 2024 - Elsevier
In the scenario of geologic CO 2 storage, the injection of CO 2 can create a carbonic acid-
rich environment in the reservoir, and Cl--and SO 4 2--rich low-pH environments may form in …

Magnesium ion corrosion in subsea tunnel grouting: Insights, mechanisms, and optimization strategies for enhanced durability

P Li, F Yang, K Dong, L He - Marine Georesources & …, 2024 - Taylor & Francis
In the construction of subsea tunnels, grouting reinforcement is crucial for enhancing tunnel
strength, impermeability, and stability. This article investigates the impact of prolonged …

硫酸盐和碳化耦合作用下混凝土劣化机理与耐久性评估研究进展.

陈颖, 刘鹏, 尹健, 贺飒飒, 张晓强… - New Building …, 2023 - search.ebscohost.com
硫酸盐和碳化耦合作用下混凝土劣化机理与耐久性评估研究进展 Page 1 晕耘宰月哉陨蕴阅陨晕
郧酝粤栽耘砸陨粤蕴杂 0 引言 混凝土具有材料来源广,可塑性好和性价比高等优点,是 当前土木 …

纳米SiO2 对氧化镁激发矿渣材料性能的影响试验研究.

方虎, 陈佩圆, 张立恒 - Bulletin of the Chinese Ceramic …, 2022 - search.ebscohost.com
为改善MgO-激发矿渣材料(MASM) 力学性能, 利用纳米SiO2 (NS) 促进MASM 的强度发展,
研究了不同NS 掺量对MASM 凝结时间, 抗压强度, 水化历程, 水化产物和微观形貌的影响 …

[PDF][PDF] Fatigue properties of basic magnesium sulfate cement reinforced concrete beams: Based on response surface methodology

JY Zhang, YX Wen, LD Chen - Fresenius Environ. Bull, 2019 - acikerisim.aksaray.edu.tr
In order to study the fatigue properties of basic Magnesium Sulfate cement reinforced
concrete beams, specimens of the basic magnesium sulfate cement (BMSC) and ordinary …

CO2 盐水层埋存条件下Mg2+ 对油井水泥石腐蚀的影响.

步玉环, 吴广军, 郭辛阳… - Journal of China …, 2020 - search.ebscohost.com
为探索CO2 盐水层埋存条件下Mg 2+ 对油井水泥石腐蚀的影响, 采用X 射线衍射(XRD),
热重分析(TGA) 和背散射电子像(SEM-BSE) 等分析方法对腐蚀后的水泥石进行分析. 结果表明 …

Nanoscale Interfacial Control of Ion Behaviors and CaCO3 Formation in Environmental Systems

Y Zhu - 2022 - search.proquest.com
Interfaces in environmental systems can change the distribution of pollutants and nutrients,
determine the fate and transport of nanoparticles, and affect the efficiency of engineering …

[PDF][PDF] Study on fatigue properties of basic magnesium sulfate cement reinforced concrete beams based on response surface methodology

J Zhang, Y Wen, L Chen - environments, 2019 - bcc.bas.bg
In order to study the fatigue properties of basic magnesium sulfate cement reinforced
concrete beams, specimens of basic magnesium sulfate cement (BMSC) and ordinary …

Nucleation and Growth of Calcium Carbonate and Sulfate Minerals from Solutions Close to Equilibrium

B Cao - 2019 - uh-ir.tdl.org
The nucleation and growth of calcium carbonate and sulfate minerals are essential to
understanding many energy and environmental processes, such as the long-term stability of …