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苯乙烯价格
非标 6000元/吨 3000吨 即期现货 河南省 > 濮阳市 03-31 23:03 10天 非标6000元/吨 3000吨 即期现货 河南省 > 濮阳市 03-31 22:53 10天 规格属性:非标苯乙烯跟苯乙烯循环液,大量要 议价500吨 即期现货 山东省 > 青岛市 03-01 17:31 10天 ...
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中外科研团队首次制备出多层堆叠二维聚苯胺晶体
该材料由柱状π阵列构成,层间距约为3.59埃,并由交织的聚苯胺链形成周期性菱面体晶格。电子自旋共振光谱揭示了2DPANI晶格中显著的电子离域现象。
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