Some new heteropolyoxometalates of large organic cations with molybdotungstosilicic acids (general formula: (CTMA)4SiMox......

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有 molybdotungstosilicic 酸的大器官的阳离子的某新 heteropolyoxometalates (通式：( CTMA ) <SUB>4</SUB > SiMo <SUB> x </SUB......

采用高温（１２０℃）水热合成方法，制备了层柱双氢氧化物Ｎｉ２Ａｌ－ＣＯ３；以此为反应原料，同过渡金属单取代型杂多金属氧酸盐阴离子〔ＸＷ１１Ｚ（Ｈ２Ｏ）Ｏ３９〕＾ｎ－（略写为ＸＷ１１Ｚ）进行离子交换反应......

首次合成了组氨酸的Ｋｅｇｇｉｎ结构（ＸＭ１２Ｏ４０＾ｎ－，Ｘ＝Ｐ，Ｓｉ，Ｍ＝Ｗ，Ｍｏ）３种杂多金属氧酸盐化合物，用元素分析、ＩＲ、ＵＶ、ＴＧ－ＤＴＡ等方法对标事物进行了表征，结果表明该类化合物仍保持Ｋｅｇｇｉｎ结构、杂多酸......

Scanning tunneling spectroscopy (STS) was used for investigation of rectification properties of molecules with spatial a......

Some of the substituted anilines were selectively converted in to the corresponding azoxy and azobenzenes by oxidation w......