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- The Calibration of Chemical Shift in NMR Experiments by External Standards 外标法NMR实验中化学位移的校正
- Keywords TFE-water system;MD simulation;Chemical shifts in NMR;Hydrogen-bonding network; TFE水溶液;分子动力学模拟;核磁共振化学位移;氢键网络;
- Chemical shifts in NMR 核磁共振化学位移
- The assign-memts of the chemical shifts in the 13C-NMR spectra of EPB terpolymer was made and a method was proposed to determine the chemical composition of the EPB terpolymers. 丙丁共聚物则服从Bernoulli分布,用~(13)C-NMR方法计算了乙丙丁三元共聚物的化学组成,并初步考察了共聚物硫化胶的力学性能。
- Theoretical values can not only assign the hydrogen chemical shifts in seven-membered ring, but also explain diastereotopic effect of hydrogen in methylene caused by S=S bond. 理论值一方面可以对七元环上四个氢的化学位移做出指认，另一方面也对S=S键引起的亚甲基上氢的非对映异位给出解释。
- Have you taken account of possible shifts in demand? 需求有可能变化，你考虑到了吗？
- A sudden shift in weight caused the boat to turn over. 重量突然转移使船翻了。
- A sudden shift in the wind warned of the coming storm. 风向的突然转变预示着暴风雨即将来临。
- Atomic electro negativity distance vector applied to quantitative structure-spectrum relationship study on 13C NMR chemical shift of terpenoid[J]. 引用该论文 仝建波;曾晖;张生万;彭传友;乔华;张巧霞;李志良.
- That sighs and shifts in its slumber. 它在她的睡梦中辗转,叹息说话。
- Using Biacore and NMR chemical shift perturbation experiments, we studied the binding characteristics of CMS_SH3_B to the C-terminal peptides (Cbl-p) of c-Cbl. 同时通过Biacore和NMR化学干扰实验研究CMS_SH3_B与来自c-Cb1 C-末端多肽(Cb1-p)的结合作用。
- Each shift in the factory works for eight hours. 工厂里每班干八小时。
- They work on night shifts in turn. 他俩轮流值夜班。
- A novel associated model based on statistic associating fluid theory (SAFT), which has less parameters, is proposed for correlating NMR chemical shift data for mixtures. 作者从统计缔合流体理论(SAFT)出发，提出了一个能关联混合物核磁共振化学位移，但又不需要假设缔合平衡常数的模型。
- Opinion is shifting in favour of the new scheme. 舆论正逐渐转向支持新计画。
- A shift in the wind is expected tonight. 预计今晚风向会有所变化。
- Red overexposure color shift in direct sunlight! 阳光直射下红色曝光过度!
- There's been a shift in the wind. 风向改变了。
- We should wait for a shift in the wind. 我们应该等待同向改变。
- The structure of polyunsaturated fatty acid ethyl ester in fish oils were characterized by 1 H and 13C NMR, and assignment of peaks were made by means of 1H - 1H homo-nuclear shift correlation( COSY) and 1H - 13C chemical shift correlation ( HETCOR). 利用~1H、~(13)C核磁共振波谱,对鱼油多烯脂肪酸乙酯的结构进行了表征,并通过二维H-~1H相关谱(COSY)和~1H-~(13)C化学位移相关谱(HETCOR)对各共振峰进行了指认。
