Stereomeric effects of bisPC71BM on polymer solar cell performance

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bisadduct 类似物的二 stereomers [6, 6 ]-phenyl-C<sub>71</sub>-butyric 酸甲基酉旨(bisPC <sub>71</sub > BM ) 被综合,他们有 cis 配置或 trans 配置的几何结构被 X 光检查晶体学识别。尽管 bisPC <sub>71</sub > BM 有类似的度谱、电气化学的性质, C <sub>70</sub>上的二个增加组的空
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