The accumulation of active oxygens during the interactions of sunflower and rust fungus 向日葵与锈菌互作过程中活性氧的积累
Each tetrahedron shares two of its oxygens with neighboring tetrahedra. 每个四面体都有两个氧原子是与其相邻的两个四面体共用的。
The catalyst then knits pairs of oxygens together to make O2. 一对氧原子在催化剂上结合使其成为氧气分子。
The small molecular weight crown ethers with 14-membered macrocyclic ring and four ring oxygens have brilliant prospects as lithium extractant. 小量值的十四元环四氧羧酸冠醚是最有希望的优良锂萃取剂。
Studies of scavenging effects on active oxygens of Chinonin 知母宁清除活性氧作用的研究
Oxygens in the lattice lower the specific catalytic activity of tungsten carbide for these reactions. 晶格氧使碳化钨的比活性略有下降。
Scavenging Effects of Spirulina and Polysaccharides Spirulina Platensis on Active Oxygens and Its Antioxidation in vitro 螺旋藻及螺旋藻多糖体外清除活性氧及抗氧化作用研究
With a increase of lead oxide content the number of the tetrahedra of two non-bridging oxygens increase, while the low zinc oxide content can polymerize the tetrahedra units within the network. 网络中含两个非桥氧的〔GeO4〕四面体数量随PbO含量增加而增加,而低含量的ZnO则能提高网络中〔GeO4〕四面体单元的聚合度。
The complexation between ions and oxygens of ester groups is found with FT-IR, NMR, and XPS techniques. FT-IR、NMR、XPS测试发现酯基上的氧原子参与络合。
The ligands are quadridentate and they coordinate with the metal ions through imine nitrogens and phenolate oxygens. 配体H2L及H2L(Br)均为四齿配体,它们通过亚胺氮原子和酚氧原子跟金属离子配位;
This ESR spectrum is assigned to the spin adduct of · Co ( CO)_3PBu_3 to o-quinones via Co chelation to both carbonyl oxygens of the quinones. 这是自由基·Co(CO)3PBu3通过Co与邻苯醌上的两个羰基螯合而生成的自旋加合物的ESR谱。
The selective oxidation of isobutene over catalyst surface effectively controls deep oxidation products of isobutene such as carbon dioxide and carbon monoxide. The centers of active sites of selective oxidation are surface lattice oxygens. 结果表明:催化剂表面的选择氧化能够有效抑制深度产物CO2,CO的生成量,选择氧化的活性中心是催化剂表面的晶格氧。