the maximal emission wavelength changes into 400 nm. further analysis demonstrated that the above changes arise from the variation of protonation states of ofl molecule.
质子化状态的不同会影响分子结构的共轭范围,进而对其荧光光谱和紫外可见光谱行为产生深刻影响。
both batch and kinetics experiments were conducted to study the relationship of protonation and dissolution of al with proton buffering in 4 red soils of south china.
用平衡实验及动力学实验研究了我国南方4种红壤的表面质子化及铝的溶解与质子缓沖之间的关系。
the surface sites of tripoli (α-quartz) and its protonation are first analyzed and discussed, and then the surface electrochemical properties of tripoli are further investigated.
分析与探讨了粉石英的表面位及其质子化反应,对粉石英的表面电化学性质作了进一步研究。
the antibacterial ability of chitosan to e. coli was related to the protonation of amino group.
壳聚糖对大肠桿菌的抑菌作用与其氨基的质子化有关。
influence of ionic strength, ph, etc. on the solubility, charge, and protonation of amino acids.
离子强度、酸堿度…等对氨基酸的溶解度、带电性与质子化的影响。
the structure and protonation level of conductive polyaniline (pani) chemically synthesized in different reactive systems have been investigated using x-ray photoelectron spectroscopy (xps).
according to the mechanism , olefin protonation is a process of acid-alkali reaction , so the reaction is easy to happen when the acidity of catalyst and the basicity of olefin are very strong .
按此机理,烯烃的质子化是酸堿反应过程。因此,催化剂的酸性和烯烃的堿性均较强时对反应是有利的。
the result shows that both the protonation of the ligands and the formation of metal complexes are controlled by the change of enthalpy.