…However, because the nuclei are shielded from the magnetic field by the electrons around them, the magnetic field that the nuclei actually feel is not B 0 itself, but a slightly smaller magnetic field B. This difference B 0 - B is called the chemical shift. The usefulness of NMR lies precisely in the existence of this chemical shift. … *Some terminology explanations that mention "chemical shift" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…しかし核のまわりの電子によって磁場から遮へいされるため,核が実際に感じる磁場はB0そのものではなく,それよりごくわずか小さい磁場Bである。この差B0-Bを化学シフトchemical shiftという。NMRの有用性は,まさにこの化学シフトの存在にある。… ※「chemical shift」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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