http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Qingxiang Yang,Jia Wang,Xinkuan Han,Yuanyuan Xu,Dong Liu,Hongxin Hao,Xuemei L,Yuhui Guo,Tianqi Niu,Shiyue Qi 한국생물공학회 2014 Biotechnology and Bioprocess Engineering Vol.19 No.1
In this study, the bacterial dynamics andstructure compositions in the two-stage biological processof a full-scale printing and dyeing wastewater (PDW)treatment system were traced and analyzed by terminalrestriction fragment length polymorphism (T-RFLP) and454 pyrosequencing techniques. T-RFLP analysis showedthat the microbial communities experienced significantvariation in the process of seed sludge adaptation to thePDW environments and were in constant evolution duringthe whole running period of the system, despite theconstant COD and color removal effects. Pyrosequencingresults indicated that the two-stage biological systemharbored rather diverse bacteria, with Proteobacteria beingthe predominant phylum during the steady running period,although its microbial compositions differed. The firststageaerobic tank was dominated by α-Proteobacteria(89.05% of Proteobacteria), whereas in the second-stageaerobic tank, β- and γ-Proteobacteria, besides α-Proteobacteria,were the dominant bacterial populations.
Shuimiao Fan,Bingfu Jin,Wei Yue,Lili Dang,Mengyao Wang,Qingxiang Kong 한국지질과학협의회 2021 Geosciences Journal Vol.25 No.5
Electronic probe analyses were performed on 343 and 406 sedimentary amphibole single-mineral samples extracted from five sampling points in the Huanghe River estuary and six in the Changjiang River estuary. The profiles of amphibole single-mineral major elements were determined for the two rivers using these samples. The cation coefficients and related parameters of 749 amphiboles were calculated based on 23 oxygen standards, and their crystal structure molecular formulae and related characteristic crystallochemical values were determined. The results show that the sedimentary amphiboles of the two estuaries belong to the calcic amphibole subgroup, where the majority is Magnesiohornblende, accounting for more than 70%, followed by Tschermakite. A genetic mineralogical analysis was carried out on the genesis type, magmatic source, and crystallization temperature and pressure environment of the amphiboles in the Huanghe River and Changjiang River estuaries, showing that most of the calcic amphiboles in these estuaries originated from metamorphic rocks, followed by magmatic rocks. Amphiboles of magmatic genesis in the Huanghe River and Changjiang River estuaries were largely crust-mantle type. Most of the metamorphic amphiboles originated in a metamorphic environment below moderate temperature and pressure. The amphiboles of the Huanghe River estuary mainly originate from the orogenic belt in the Northern Loess Plateau. The amphiboles of the Changjiang River estuary mainly originate from the middle and upper reaches of the Changjiang River, where the amphiboles mainly form as a result of magmatic and hydrothermal activity, as well as metamorphism. The chemical composition and characteristic values of sedimentary amphiboles in the Huanghe River and Changjiang River estuaries are stable, and can be used as standardized substances for terrestrial sediments.
Danlei Qiao,Yixuan Zhang,Chang Su,Guoqiang Liu,Qingxiang Wang,Lei Wen 한국공업화학회 2023 Journal of Industrial and Engineering Chemistry Vol.124 No.-
Al-doped Fe-Mn and Ni-Mn based materials with P2-type layered structure has been synthesized andtested as a positive electrode material for rechargeable sodium batteries. The modification mechanismsof Al doping in Fe-Mn and Ni-Mn based materials have been discussed. The synthesized Al-doped Ni-Mnbased material Na0.67Mn0.8Ni0.16Al0.04O2 delivers a reversible capacity of 135.1 mAh g1, which correspondsto 92.1% of the initial capacity with excellent cyclability for 200 cycles. What’s more, it can stillremain a capacity of 96.2 mAh g1 at a current density of 2000 mA g1. When the voltage range increaseto 1.5 – 4.3 V, its initial discharge capacity can reach 190.3 mAh g1.