特别是,纯ZnSO4水溶液中出现的H2O峰(O−H拉伸和弯曲)强度高于Zn(TFSI)2电解质,这是由于TFSI−分子更加拥挤和体相H2O的减少。利用拟合的FTIR光谱揭示三种H2O构型的比例(图1g)。水的总含量显著降低了85.46%。相应的,团簇水和孤立水的比例分别...
特别是,纯ZnSO4水溶液中出现的H2O峰(O−H拉伸和弯曲)强度高于Zn(TFSI)2电解质,这是由于TFSI−分子更加拥挤和体相H2O的减少。利用拟合的FTIR光谱揭示三种H2O构型的比例(图1g)。水的总含量显著降低了85.46%。相应的,团簇水和孤立水的比例分别上升到42.58%和13.78%(图1h)。原位/非原位FTIR结果有力地证明,环丁砜...
FTIR studies of H2O and D2O decomposition on porous silicon surfaces. Surface Sci., 245: 360-372. DOI: 10.1016/0039-6028(91)90038-TGupta, P., Dillon, A. C., Bracker, A. S. and George, S. M., FTIR studies of H2O and D2O decomposition on porous silicon sur- faces. Surface ...
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结合原位FTIR、电化学在线DEMS、EPR和理论计算,Cu-Fe-N-C良好的活性是由于双原子位点的协同效应。这些双原子位点促进NO3−放电,有利于增强*NO3吸附和降低加氢/脱水步骤能量障碍。更重要的是,引入的Fe位点可以促进水的解离,并为附近双原子位点上的含氮中间体的深度加氢提供大量的H*。
Light-induced FTIR difference spectra of unlabeled and [4-13C]Tyr-labeled TePixD in H2O and D2O revealed that the nuCO/deltaCOH vibrations of a photosensitive Tyr side chain are located at 1265/1242 cm-1 in the dark-adapted state... R Takahashi,K Okajima,H Suzuki,... - 《Annals of ...
Although the involvement of hydrous fu-ids has been frequently invoked in the formation of stratiform chromitites in layered intrusions,there is a lack of natural evidence to signify their presence and mechanism.Here,Fourier-transform infrared spectros-copy(FTIR)of H2O in silicate minerals in the low...
本文首先利用Coats-Redfern集成的原位红外光谱,结合定性红外光谱进行动力学分析,研究了不同气化剂对甘蔗渣气化的精确动力学,探讨了各碱反应中中间物质的变化规律。结果表明,CO2助剂降低了氨基氧化后硝基的活化能,使木质素更容易参与气化,提高了气化效率。一方面,蒸汽作为气化剂提高了羟基的浓度,产生富氢的合成气。另...
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·2(mtyaa)}n(mtyaa is 2-(5-methyl-1,3,4-thiadiazol-2-ylthio)acetic acid anion;4,4′-bipy=4,4′-bipyridine ) has been synthesized by solution method and characterized by single-crystal X-ray diffraction,...