Replacing H-atom with D-atom, isotropic shifts were observed in the loss spectra.
用氚原子代替氢原子吸附在金刚石表面，观测到上述振动模式所发生的同位素位移。
The decomposition reaction of the produced species by H-atom abstraction is the main path of DME consumption at high temperature.
脱氢产物的第一次加氧反应转向脱氢产物的裂解反应是高温反应的主要途径。
When we talk about orbitals in multi-electron atoms, they're actually lower in energy than the corresponding H atom orbitals.
当我们讨论多电子原子的轨道时，它们的能量实际上比对应的氢原子轨道要低。
So, why don't you go ahead and tell me, keeping that in mind, which atom in terms of h c or n would you expect to be in the center of hydrogen cyanide?
那么，请大家来告诉我，并且记住它，你认为氢，碳和氮中哪个原子,应该在氰化氢的中间呢？
In a semiheavy water molecule, one hydrogen atom (H) is replaced with a heftier version called deuterium (D).
在半重水的水分子中，一个氢原子（H）被一个称之为氘（D）的氢原子的同位素所取代。
Ionized by energetic starlight, a hydrogen atom emits the characteristic red H-alpha light as its single electron is recaptured and transitions to lower energy states.
氢原子被高能的恒星光离子化之后，在它的单个电子重新被捕获并跃迁到低能级上时会放出典型的红色h - alpha光。
Using ab initio method, the minimum energy conformations and netcharge distribution have been studied for H_2CN radical isomers formed by addition ofa H atom (or an electron) to HCN (or HNC) molecule.
用量子化学从头计算法研究了HCN、HNC分子与H原子和电子加成生成的H_2CN自由基异构体的最低总能量构象和净电荷分布。
The results show that the release of H and O atom and the burning of part carbon atoms in microcrystal, results in formation of the enrich micropores at the surface of PANACF.
形貌分析结果表明，因H、O原子等逸出及微晶间部分碳原子被烧损，PANACF的表面形成了极丰富的微孔。
Proximate and Ultimate analysis of solubilizing products indicated that the ash of obviously dropped, H/C, N/C atom rate increased;
微生物溶煤产物的工业分析、元素分析结果表明煤溶物的灰分明显下降，H／C、N／C原子比增加；
The intra-molecule hydrogen bond between atom N and H was found.
分子中还存在着N与H原子间的分子内氢键。
H atom of phenolic hydroxyl in the ligand was attractive to N atom forming intramolecular hydrogen bond, and a new six-membered ring was formed by the hydrogen bond connection.
配体中酚羟基上的H原子与N原子相吸形成了分子内氢键，并以氢键连接构成了一个新六元环。
H atom of phenolic hydroxyl in the ligand was attractive to N atom forming intramolecular hydrogen bond, and a new six-membered ring was formed by the hydrogen bond connection.
配体中酚羟基上的H原子与N原子相吸形成了分子内氢键，并以氢键连接构成了一个新六元环。
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