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核废物的分离及处理技术研究进展 总被引:1,自引:0,他引:1
本文综述了近几十年来核废物的分离及处理技术的工作进展,着重介绍了各种材料吸附技术和萃取流程,人们寻找各种新材料来解放射核素环境带来的污染,开拓原子能工业的发展。 相似文献
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A new cyclometalated platinum complex containing 2, 5-bis(naphthalene-1-yl)-1,3,4-oxadiazole ligand was synthesized and characterized. The UV-Vis absorptions and photoluminescent properties of the ligand and its platinum complex were investigated A characteristic metal-ligand charge transfer absorption peak at 439 nm in the UV spectrum and a strong emission peak at 625 nm in the photoluminescence spectrum were observed for this complex in dichloromethane. Cyclic voltammtry (CV) analysis shows that the EHOMO (energy level of the highest occupied molecular orbital) and ELUMO (energy level of the lowest unoccupied molecular orbital) of the platinum complex are about -5.69 and -3.25 eV, respectively, indicating that the oxadiazole-based platinum complex has a potential application in electrophosphorescent devices used as a red-emitting material. 相似文献
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4、6-二甲氧基-2-甲砜基嘧啶的合成研究 总被引:4,自引:0,他引:4
以硫脲、丙二酸二甲酯为原料,经缩合、O-烷基化和氧化反应合成了4、6-二甲氧基-2-甲砜基嘧啶,产品总收率59.1%,纯度96.0%。通过熔点测定、红外光谱、元素分析验证了中间体及目标分子结构。 相似文献
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