前面几楼有人提起过, 如果待测物有两个手性中心(chiral center), 一个呈椅型(chair form), 一个呈船型(boat form), 当两端的基团越长, 越有可能在C18等长链取代的色谱柱上达到分离, 因为两个待测物与色谱柱间的作用力或...
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分析了拉伸和扭转形变对小直径扶手椅型SWNT的电子性质的影响。
The effect of tensile and torsional strains on electronic properties of small diameter armchair SWNT has been discussed.
基于第一性原理计算了一系列单壁碳纳米管(椅型、锯齿型)和氮化硼锯齿型纳米管的杨氏模量。
We report the Young's modulus of a series single-wall carbon nanotubes (armchair type and zigzag type) and BN zigzag type nanotubes on the basis of ab initio theory.
用半经验的AM1和PM 3方法，对不同长度的扶手椅型单壁碳纳米管(3,3)进行了理论研究。
Armchair single walled carbon nanotubes (3, 3) with different lengths were studied by AM1 and PM3 methods.
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