杂化整体材料(柱)用于元素形态的分离分析

来源 :第九届全国环境化学大会 | 被引量 : 0次 | 上传用户:yuantxunda
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
随着对金属组学和毒理学研究的不断深入,人们发现元素的行为不仅取决于总量,更重要的是取决于其存在形态[1].实现元素形态的原生态、无扰动分离分析是环境分析化学的热点课题之一.
其他文献
钯(Pd)金属浸渍La0.6Sr0.4Co0.2Fe0.8O3-δ(LSCF)阴极可提高 LSCF 阴极的氧催化活性1.同时,我们的电化学阻抗测试及原位高温x 衍射光谱(in-situ HT-XRD)试验:发现在700℃ 以下,浸渍Pd 组分以氧化钯(PdO)形式存在,PdO 亦可LSCF 阴极的氧催化活性(Fig.1(a)与(b)).为探究PdO 在LSCF 阴极上的存在方式及提高氧催化活性的机
First-principles quantum mechanical/molecular mechanical(QM/MM)-free energy calculations1-4 have been performed to uncover how uricase catalyzes metabolic reactions of uric acid(UA),demonstrating that
A number of transition-metal complexes have been found to be efficient catalysts for kinds of hydroboration.[1] This short paper presents a DFT study to mechanisms of a chemoselective hydroboration ca
In 2016,Wang and co-authors reported the catalytic α-fluoroallenoate synthesis via N-heterocyclic carbene-catalyzed fluorination reaction of alkynals[1].
Homogeneous gold catalysis become more and more attractive in modern organometallic chemistry.Rearrangement of propargylic esters by Au(Ⅰ)-complexes is a significant reaction.
Although some previous theoretical investigations of atmospheric reactions have produced rate constants in good agreement with experimental results,1,2 these theoretical results may be unreliable for
会议
There is a continued interest in developing a better understanding of the oxidation of the cycloalkanes and alkylcyclohexanes because of their high concentrations in practical fuels.
非绝热动力学在自然界是一种普遍存在的光物理和光化学的过程.本文采用基于OM2/MRCI 面跳跃的量子-经典动力学近似的方法对一个人造光驱动分子马达的异构化非绝热动力学特征进行了研究.计算结果表明,在2 ps的模拟时间尺度内,这个新设计的可提高热致异构化的分子马达的激发态平均寿命为1249.8 fs,E-Z 异构化的量子产率约为31%.此外,我们发现此分子马达的异构化机理除了与链接定子和转子部分的
A comprehensive theoretical study on the role of water clusters((H2O)n,n=3-5)in the reaction of CH2OO with water vapour is done at the CCSD(T)//M06-2X/6-311+G(2df,2p)level of theory.
The reactions of sixteen reaction systems of four hydroxyl-substituted alkylperoxy(HORO2)radicals with four Criegee intermediate(SCI)have been investigated.The addition of HORO2 radical terminal oxyge