d2o

The products of the catalytic reduction ethyne by nitrogenase in D2O were studied by 1H NMR .

用~1HNMR研究了固氮酶在重水中催化还原乙炔的反应产物氘代乙烯。

1H NMR spectrum in D2O and transmission electron microscopy ( TEM ) analyses has confirmed the formation of MNP .

重水中的1HNMR谱图以及透射电子显微镜（TEM）的结果证明了上述颗粒的形成。

Using the BF3 proportion counter , we measured the count rate of the photoneutron produced by W and D2O .

用BF3正比计数器测量了由W和D2O产生的光中子计数率。

Oxytricha fallax , as experimental material , are treated with deuterium oxide ( D2O ) at different concentrations .

本文以伪尖毛虫（Oxytrichafallax）为材料，进行不同浓度的氘水处理。

Isotope tracking studies using D2O suggest that hydrogen providing manner using aliphatic alcohols as hydrogen source including , aqueous phase reforming , dehydrogenation , and the coupling of the two manners , which could also depending on the reaction conditions and properties of the catalyst .

利用D20同位素跟踪实验研究表明，以脂肪醇为氢源加氢反应的供氢受反应条件和催化剂的影响，主要包括：水相重整、脱氢氢转移，以及这两条途径的结合。