摘要: |
镧系元素拥有独特的4f外层电子结构,从而使其具有独特的光学和磁学性质.利用具有磁学性质的镧系元素合成的稀土纳米粒子被广泛用作磁共振成像造影剂.主要总结了近年来磁性稀土纳米粒子的种类、合成方法及不同系列(T1,T2)的磁共振成像造影剂的应用现状,并展望了其前景. |
关键词: 稀土纳米粒子 磁共振成像 造影剂 |
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基金项目:国家自然科学基金(21671135) |
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Recent progress of rare earth nanoparticles as magnetic resonance imaging contrast agents |
ZHANG Xiaofen, YAN Congyang, PAN Lixing, HU He, YANG Shiping
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College of Life and Environmental Sciences,Shanghai Normal University
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Abstract: |
Rare earth ions,owing to their unique 4f electron configurations,exhibit unique optical and magnetic properties.These rare earth nanoparticles are widely used as magnetic resonance imaging contrast agents.This paper reviews the classification,synthesis methods,and applications for magnetic resonance imaging of rare earth nanoparticles and makes some outlook. |
Key words: rare earth ions magnetic resonance imaging contrast agents |