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sunlinahhxx

木虫 (初入文坛)

[求助] 关于FTIR的翻译

These bands were attributed to v(C=O) stretching of amides from proteins (amide I, ~1652 cm-1);δ (N–H) bending of amides from proteins (amide II, ~1540 cm-1);δas(CH2) and δas(CH3) bending of methyl from proteins (~1452 cm-1);δs(CH2) and δs(CH3) bending of methyl and vs (C–O) stretching of COO- groups (~1380 cm-1) and Vas (>P=O) stretching, associated with phosphorus compounds (~1245 cm-1). Two bands were of particular importance in reference to the P quota relationship – the band at 1735 cm-1 , associated with v(C=O) of ester groups, primarily from lipids and fatty acids, and the region from 1180–950 cm-1 associated with v(C–O–C) stretching of polysaccharides.
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sunlinahhxx

木虫 (初入文坛)

楼主自己顶一下,非常急切需要翻译帮助,里面一些傅里叶红外光谱的术语真的不知道怎么翻译过来
2楼2013-05-31 16:28:53
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phu_grassman

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快乐岛、布吉岛岛主

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【答案】应助回帖

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sunlinahhxx: 金币+10, 翻译EPI+1, ★★★很有帮助 2013-05-31 21:30:38
这些谱峰归属于蛋白质中氨基的C=O伸缩振动(氨基I带,~1652 cm-1)、N-H弯曲振动(氨基II带,~1540 cm-1)、蛋白质中甲基的CH2、CH3非对称弯曲振动(~1452 cm-1)及对称弯曲振动、COO-中C-O对称伸缩振动(~1380 cm-1)及>P=O非对称伸缩振动(来自磷化合物,~1245 cm-1)。其中有两个重要的谱峰和P的定量有关——1735 cm-1处的酯羰基的峰(主要来自磷脂和脂肪酸)以及1180-950cm-1区间的峰(主要来自多糖中的C-O-C伸缩振动)。
3楼2013-05-31 16:37:33
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