nmr spectrum 中文意思是什麼

nmr spectrum 解釋
核磁共振波譜
  • nmr : NMR =nuclear magnetic resonance 核磁共振。
  • spectrum : n. (pl. -tra )1. 【物理學】譜,光譜;波譜;能譜,質譜。2. 【無線電】射頻頻譜;無線電(信號)頻譜。3. 【心理學】(眼睛的)余像;殘像。4. 〈轉義〉范圍,幅度;(連續的)系列。
  1. This article introduces the synthesis method of 12 - aminododecanoic acid, and it was molecularly characterized by means of the spectrograms of mass spectrum, infrared spectrum and nmr of 12 - aminododecanoic acid

    摘要主要介紹了12 -氨基十二酸的加氫方法,並利用質譜、紅外光譜、核磁共振等手段對加氫產物進行分子表徵。
  2. So streptomyces sp. fr - 008 is a new strain synthesizing candicidin. nmr studies analysis of the 1h - 1h cosy spectrum allowed us to distinguish some important chemical shifts of the protons in fr - 008b which could be identified as eandicidin d. especially for amino - mycosamine residue, methyl protons and all the protons on the ring could be defined by correlating relation

    利用與糖基合成有關的基因str - de作探針對這兩個菌株的總dna進行了southern雜交,從兩個菌株的總dna中均檢測到一段相同大小的陽性片斷,約6 . 4kd ( bamhi + bglii酶切) 。
  3. Wt has been applied to denoising, data compression, and resolution of overlapping signals in analytical chemistry that includes flow injection analysis ( fia ), voltammetric analysis, high performance liquid chromatography ( hplc ), infrared ( ir ) spectroscopy, mass spectroscopy ( ms ), nuclear magnetic resonance ( nmr ) spectroscopy, ultraviolet - visible ( uv - vis ) spectroscopy, photoacoustic spectroscopy ( pas ), extended x - ray absorption fine structure ( exafs ) spectrum, etc

    在分析化學領域中,小波變換在流動注射分析、伏安分析、高效液相色譜、紅外光譜、質譜、核磁共振譜、可見紫外光譜、光聲光譜、擴展x -射線吸收精細結構( exafs )譜等分析化學信號的平滑濾噪、數據壓縮、重疊信號解析等方面都有成功的應用。
  4. Its stucture was investigated through ir, 1h nmr and mass spectrum

    用紅外光譜、核磁共振氫譜和質譜推測了產物的結構。
  5. In this paper we describe the synthesis of six derivitives of a - aminomethylphosphonic acids, three of which were synthesized for the first time, the structure of them were characterized by ir spectrum, 1h nmr and 31p nmr spectrum, the structure of proline - n - methylphosphorus acid was discussed

    本文報道合成了五種-氨基膦酸衍生物,用紅外光譜( ir ) ,核磁共振氫譜( ~ 1hnmr )和核磁共振磷譜( ~ ( 31 ) pnmr )表徵其結構,詳細討論了脯氨酸- n -甲基膦酸的結構。
  6. In order to research systematically the kinetics of the redox reaction between tbh and np ( vi ), the main contents of the work in this paper are as follows. ( 1 ) tbh is synthesized by direct alkylization in chsoh media. the structure and composition of the product are characterized by elemental analysis, uv - vis spectrum, ir spectrum, ms spectrum and nmr spectrum respectively

    為深入系統的研究特丁基肼還原np ( )的動力學,為后處理工藝流程提供實驗和理論依據,本文研究了以下內容: ( 1 )以甲醇為溶劑,用直接烷基化的方法合成了特丁基肼,並通過元素分析、紫外光譜、紅外光譜、質譜、核磁共振譜等手段對產品進行表徵。
  7. Taking into account the characteristics of the nmr spectrum or the resonance peak, the proposed algorithm uses an artificial neural network to choose the most appropriate algorithm to calculate the phase angles of a given peak

    針對這一情況,本文在綜合研究多種現有自動相位校正演算法的基礎上,提出了一種基於神經網路的,可以根據譜圖的特徵來選取最合適的演算法進行自動相位校正的綜合演算法。
  8. By choosing different solvents, concentrations and temperatures, and using nmr spectrum technique, to determine the hydroxyl of z / e isomers of perillartine, the concentration of which was 3. 125 mg / ml, present different chemical shifts in c6d6, solvent and carbon tetrachloride and in the 1h nmr, and accordingly, conduct qualitative and quantitative analysis of z / e isomers of perillartine

    摘要本文利用核磁共振波譜儀,通過對紫蘇葶溶液不同溶劑、不同濃度和不同測試溫度的選擇,使順式結構和反式結構的紫蘇葶羥基峰在核磁共振維氫譜中呈現出不同化學位移值,從而對其順式結構和反式結構進行了定性、定量分析。
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