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- W1604220463 abstract "以1,4-二(3-乙酰丙酮基)苯(DAB)为有机配体分别与铝离子和铬离子反应, 合成出2个新型的金属-有机凝胶:Al-湿凝胶和Cr-湿凝胶, 通过直接干燥法得到相应的2种多孔干凝胶:Al-干凝胶和Cr-干凝胶. 通过X射线粉末衍射仪(PXRD)、扫描电子显微镜(SEM)、透射电子显微镜(TEM)、傅里叶变换红外光谱仪(FTIR)、热重分析仪(TGA)、X射线能谱仪(EDS)和氮气吸附-脱附仪对凝胶材料的结构和形貌进行了表征. 结果显示, 2种多孔金属有机凝胶材料是由球状纳米粒子堆积而成, 具有较高的比表面积、丰富的微孔及少量的介孔结构. 气体吸附性能测试结果表明, Al-干凝胶的比表面积为790.3 m 2 /g, 在1.01×10 5 Pa, 77 K下能够吸附117.45 cm 3 /g的氢气, 在273 K下能够吸附60.74 cm 3 /g的二氧化碳." @default.
- W1604220463 created "2016-06-24" @default.
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- W1604220463 date "2015-04-17" @default.
- W1604220463 modified "2023-09-28" @default.
- W1604220463 title "两种新型多孔金属-有机凝胶的合成、表征与气体吸附性能" @default.
- W1604220463 doi "https://doi.org/10.7503/cjcu20150097" @default.
- W1604220463 hasPublicationYear "2015" @default.
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