低场核磁共振技术（lf-nmr）作为一种准确、无损、快速的评估水分状态的技术，目前已经广泛应用在食品、农业领域当中。 果蔬中90%以上都是水，然而水的状态与果蔬内在的品质如营养 …

低场核磁共振 （Low-Field Nuclear Magnetic Resonance，LF-NMR）是一种 核磁共振技术 ，它在低磁场强度下进行，通常是在几毫特斯拉（mT）到几百毫特斯拉（mT）的范围内。与传统的 …

Low field NMR spans a range of different nuclear magnetic resonance (NMR) modalities, going from NMR conducted in permanent magnets, supporting magnetic fields of a few tesla (T), all …

Low-field nuclear magnetic resonance (LF-NMR) spectroscopy and magnetic resonance imaging (LF-MRI) are popular non-destructive analytical techniques to characterize the compositional …

2024年7月24日 · Li等利用LF-NMR研究了糯米浸泡、蒸煮和淀粉颗粒固态发酵（Solid-state fermentation，SSF）过程中的水动力学和微观结构变化，研究表明LF-NMR可用于监测淀粉 …

核磁共振波谱 主要利用不同样品分子的局部结构（如官能团、分子构象）上电子的屏蔽效应不同，从而根据谱图确定出化合物中不同元素的特征结构。 主要应用在高分子材料、有机化合物 …

2022年12月1日 · Low field nuclear magnetic resonance (LF-NMR) is a fast and non-destructive method to unveil the status and movement of water molecules in food system by determining …

LF-NMR is a fast, non-destructive tool for predicting phase behavior and optimizing processes. This study investigates the application of low-field nuclear magnetic resonance (LF-NMR) to …

2025年1月6日 · Nuclear magnetic resonance (NMR) is of vital importance for chemical structure characterization. Over the last decade, low-field NMR spectroscopy (LF-NMR) has forced …

Whenever a system has a characteristic frequency at which it oscillates, vibrates, swings or spins, it responds readily to an external drive at that same frequency. You should also be aware of …