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- The molecular weight distributions, infra-red, ultraviolet and nuclear magnetic resonance spectra for the polysilane polymers have been described. 本文还讨论了这些聚硅烷的分子量分布以及红外、紫外、核磁共振等光谱性质。
- Methods NMR spectroscopy was classified according to commonly encountered atomic nuclei, which are measured in nuclear magnetic resonance spectra. 方法根据常见的用于测定核磁共振信号的原子核的不同,对核磁共振光谱进行分类叙述。
- Structute of nitrogen heterocyclic ring quaternary ammonium salt cationic surfactants was identi fied by mass spectrography, nuclear magnetic resonance spectra,infrared spectra and etc. 用质谱法、核磁共振波谱法、红外光谱法等，确定了未知氮杂环季铵盐型阳离子表面活性剂的结构。
- Thus, for both (+)- and (-)- carvone, the infrared, nuclear magnetic resonance spectra, the gas chromatographic retention times, the refractive indexes, and the boiling points should be identical. 因此，(+)-和(-)-的香芹酮的红外，核磁共振光谱，气相色层分析的保留时间，折光率和沸点应该是完全相同的。
- Results:SLC possesses the characteristics of the infrared spectrum of silybin and lecithin,its nuclear magnetic resonance spectrum showed that SLC was combined by non covalent bond. 结果:水飞蓟宾卵磷脂复合物具有水飞蓟宾和卵磷脂的红外光谱特征,其磷核磁共振波谱显示水飞蓟宾和卵磷脂间以非共价键结合。
- proton magnetic resonance spectra 质子磁共振谱
- hydrogen-nuclear magnetic resonance spectra 核磁
- Nuclear magnetic resonance spectra 核磁共振谱
- proton magnetic resonance spectrum 质子磁共振频谱
- nuclear magnetic resonance spectrum [化] 核磁共振波谱
- THE ASSIGNMENT OF ABC THREE SPIN PROTON MAGNETIC RESONANCE SPECTRA ABC三自旋质子磁共振谱的标划归属
- Magnetic Resonance Spectrum Analysis of Cerebral Infarction 脑梗死的磁共振波谱分析
- Data mining technique in the bank of nuclear magnetic resonance spectra 数据挖掘技术在核磁共振谱谱图库中的应用
- Study of magnetic resonance spectrum in patients with temporal lobe epilepsy 颞叶癫癎磁共振波谱研究
- Research of hand-hold nuclear magnetic resonance spectrum instrument 手持式核磁共振波谱仪的研究
- Detection of an unkown peak at 1.2 ppm in proton magnetic resonance spectra of cats with cerebral ischemic necrosis 猫脑缺血坏死后Lac波1.;2ppm处出现一未知氢波的观察
- Keywords Polynitrobenzene;hydrogen-nuclear magnetic resonance spectra;mass spectra; 多硝基取代苯;核磁;质谱;
- Keywords substitutive benzene;nuclear magnetic resonance spectra;chemical shift; 取代苯;核磁共振谱;化学位移;
- Synthesis, Properties and Magnetic Resonance Spectra of New Rare Earth Complexes with Noncyclic Polyether- glycylglycine Schiff Base 直链醚-二甘肽型Schiff碱与稀土新配合物的合成、配位作用与波谱
- Reaction of 1,5-Diazabicyclo[4,3,0]non-5-ene and Perfluoroalkynoates and Study on the Nuclear Magnetic Resonance Spectra of the Products 1,5-二氮杂双环[4,3,0]壬碳-5-烯与全氟炔酸酯的反应及其产物的核磁共振研究
