摘要
随着材料领域的不断发展,对测量及表征手段的要求日益增加。低场核磁共振技术具有简单快速、结果可靠、适用性广、重复性好等优点,在材料领域具有极大的应用潜力。本文介绍了低场核磁共振技术的原理,概括了其在多孔材料、高分子材料、纳米材料和脂肪材料四个方面的应用及发展,最后提出了该技术在材料领域有待解决的问题并展望了应用前景。
With the continuous development in the field of materials,there is an increasing demand for measurement and characterization tools.The low-field nuclear magnetic resonance(NMR)technique has the advantages of simplicity,rapidity,reliable results,wide applicability,and good reproducibility,and has great potential for application in the field of materials.This paper introduces the principle of the low-field NMR technique,outlines its application and development in four areas:porous materials,polymer materials,nanomaterials,and fatty materials,and finally presents the problems to be solved and prospects for the application of this technique in the field of materials.
作者
王苗苗
姚雅萱
蒲成
任玲玲
WANG Miaomiao;YAO Yaxuan;PU Cheng;REN Lingling(National Institute of Metrology,Beijing 100029,China)
出处
《计量科学与技术》
2021年第1期50-54,93,共6页
Metrology Science and Technology
基金
中国计量科学研究院基本科研业务费项目(AKYZD1805)。
关键词
低场核磁共振
弛豫时间
多孔材料
高分子材料
纳米材料
脂肪材料
low-field nuclear magnetic resonance
relaxation time
porous materials
polymer materials
nanomaterials
fatty materials
