英语翻译壳聚糖、琥珀酰化壳聚糖的FT-IR见图1.3400cm-1处为壳聚糖-OH、-NH2的伸缩振动吸收峰,1647cm-1、1562cm-1、1390cm-1分别为酰胺Ⅰ带、酰胺Ⅱ带、酰胺Ⅲ带的吸收峰,1070cm-1处为壳聚糖伯-OH的吸收峰,与壳聚糖相比,琥珀酰化壳聚糖在3400cm-1处的吸收峰变窄,1650cm-1、1560cm-1处的吸收峰明显加强.这个...
Commonly, the quantity is expressed in the cgs unit cm−1, pronounced as reciprocal centimeter ...
1. 光谱峰特征：峰位决定于化学键的力常数，K大、质量小的键振动频率高，位于短波（高波数）区，反之则在长波（低波数）区。峰数与分子自由度相关，偶基距无变化时无红外吸收，峰强受偶极矩变化影响，极性强的键峰强。2. 特征频率区：烷烃C-H振动在3000-2850 cm-1，烯烃C-H在3100-3010 cm-1...
1-Methyl-6-Nitro-1H-BenzimidazoleB3LYPIn the present work, the experimental and the theoretical spectroscopic properties of 1-Methyl-6-Nitro-1H- Benzimidazole were investigated. The FT-IR (400~4 000 cm-1) and FT-Raman spectra (100~4 000 cm-1) of 1-Methyl-6-Nitro-1H- Benzimidazole in ...
ft-ir光谱范围内记录400-4000cm-1kbr颗粒在尼科莱特5dx分光计 翻译结果5复制译文编辑译文朗读译文返回顶部 FT-IR光谱从溴化钾药丸在范围在Nicolet 5DX分光仪被记录了400-4000 cm-1 相关内容 aListen! Who is singing in the next room? The voice is so beautiful. 听! 谁唱歌在下间屋子? 声音很美好。[trans...
The FT-IR spectra (7500−1800 cm-1) of phenol−OH(OD)·pyridine complexes are investigated at 25 °C in carbon tetrachloride. The pKa of the phenols range from 10.2 to 6, and no proton transfer occurs in the fundamental and first excited vibrational state. The anharmonicities of the ...
1、 气体分析仪主机,使用傅立叶变换红外分析原理 2、便携式,方便携带,抗震性强,适于野外工作 3、即能使用220V交流电源也可使用12V直流电源 4、*内置抽气泵直接采样,直接读数,现场连续分析,同时多组分定性、定量分析 5、采用防潮光学窗口材料,适用于潮湿的工作环境 6、中红外全光谱分析900-4200cm-1 7、同时得出不...
FT-IR (6600-50 cm−1) and FT-Raman (3500—70 cm−1) Studies of the Tetranuclear Bismuth (III) Complex (C5H5NH)6Bi4Cl18. FT-IR (6600-50 cm−1) and FT-Raman (3500—70 cm−1) Studies of the Tetranuclear Bismuth (III) Complex (C5H5NH)6Bi4Cl18... ...
在500 - 4000厘米-1以4cm -1的分辨率的范围内使用的Magna- IR 750光谱仪获得的FT-IR光谱。 翻译结果2复制译文编辑译文朗读译文返回顶部 FT 非的范围使用一 Magna 非被获取在具 4 厘米的一项决议的 500-4000cm-1 系列的 的 750 spectrometre - 1。 翻译结果3复制译文编辑译文朗读译文返回顶部 红外光谱被获...
The average deviations of 30 frequencies of the four oxalates between the calculated and the experimental values are La=4.49, Gd=4.04, Lu=4.63 and Y=4.98 cm 1 , respectively.doi:10.1007/BF01205878Xiu -Zhen Wang1. Department of Chemistry, Peking University, Beijing, People's Republic of ...