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浏览/检索结果: 共10条,第1-10条 帮助

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Characterizations and product distribution of Co-based Fischer-Tropsch catalysts: A comparison of the incorporation manner 期刊论文  OAI收割
FUEL, 2018, 卷号: 220, 页码: 257-263
作者:  
Li, Zhuo;  Wu, Liyang;  Han, Dezhi;  Wu, Jinhu
  |  收藏  |  浏览/下载:45/0  |  提交时间:2018/09/06
Tunable dendrimer-like porous silica nanospheres: Effects of structures and stacking manners on surface wettability 期刊论文  OAI收割
JOURNAL OF ALLOYS AND COMPOUNDS, 2018, 卷号: 732, 页码: 70-79
作者:  
Xing, Yi;  Du, Xin;  Li, Xiaoyu;  Huang, Hongwei;  Li, Jianqiang
  |  收藏  |  浏览/下载:27/0  |  提交时间:2018/01/15
Ore characteristics of the sandstone-type Daying uranium deposit in the Ordos Basin, northwestern China 期刊论文  OAI收割
CANADIAN JOURNAL OF EARTH SCIENCES, 2017, 卷号: 54, 期号: 8, 页码: 893-901
作者:  
Dai, Mingjian;  Peng, Yunbiao;  Wu, Chenjun;  Jiao, Yangquan;  Liu, Lu
  |  收藏  |  浏览/下载:38/0  |  提交时间:2017/11/24
Association of running manner with bacterial community dynamics in a partial short-term nitrifying bioreactor for treatment of piggery wastewater with high ammonia content 期刊论文  iSwitch采集
Amb express, 2016, 卷号: 6, 页码: 16
作者:  
Du, Wei-Li;  Huang, Qiang;  Miao, Li-Li;  Liu, Ying;  Liu, Zhi-Pei
收藏  |  浏览/下载:81/0  |  提交时间:2019/05/09
Evaluation Method on Steering for the Shape-shifting Robot in Different Configurations 期刊论文  OAI收割
CHINESE JOURNAL OF MECHANICAL ENGINEERING, 2016, 卷号: 29, 期号: 1, 页码: 21-32
作者:  
Chang J(常健);  Li B(李斌);  Wang C(王聪);  Zheng HB(郑怀兵);  Li ZQ(李志强)
收藏  |  浏览/下载:32/0  |  提交时间:2016/01/30
Immigrant Pantoea agglomerans embedded within indigenous microbial aggregates: A novel spatial distribution of epiphytic bacteria 期刊论文  OAI收割
JOURNAL OF ENVIRONMENTAL SCIENCES-CHINA, 2014, 卷号: 26, 期号: 2, 页码: 398-403
Yu, Qing; Ma, Anzhou; Cui, Mengmeng; Zhuang, Xuliang; Zhuang, Guoqiang
收藏  |  浏览/下载:37/0  |  提交时间:2015/03/26
Protein A for human IgG oriented immobilization on silicon surface for an imaging ellipsometry biosensor (EI CONFERENCE) 会议论文  OAI收割
31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009, September 2, 2009 - September 6, 2009, Minneapolis, MN, United states
作者:  
Chen B.;  Chen B.
收藏  |  浏览/下载:19/0  |  提交时间:2013/03/25
Imaging ellipsometry biosensor was developed on the basement of imaging ellipsometry for thin-film and surface characterization. Using protein A to immobilize Human IgG on silicon surface for the imaging ellipsometry biosensor immunoassay was studied. As a result  The Human IgG immobilized on silicon surface by protein A bound much more polyclonal antibody than that on hydrophobic surface directly  which indicated that protein A could be used to immobilize Human IgG molecules in a highly oriented manner and Human IgG molecule could maintain its native configuration well on the silicon surface. Furthermore  the absorption quantity of Protein A affecting on interaction of Human IgG and antibody molecules was investigated. The surface concentration of Human IgG and antibody molecules was enhanced as well as the increasing of the absorption quantity of Protein A  but there are no obvious increase when the ratio of surface concentration of Protein A layer to that of saturated adsorption is larger than 80%. However  even decrease slightly. 2009 IEEE.  
Infants discriminate manners and paths in non-linguistic dynamic events 期刊论文  OAI收割
COGNITION, 2008, 卷号: 108, 期号: 3, 页码: 825-830
作者:  
Pulverman, Rachel;  Golinkoff, Roberta Michnick;  Hirsh-Pasek, Kathy;  Buresh, Jennifer Sootsman
  |  收藏  |  浏览/下载:23/0  |  提交时间:2011/08/22
ent-kaurane diterpenoids from Isodon nervosus 期刊论文  OAI收割
JOURNAL OF NATURAL PRODUCTS, 2008, 卷号: 71, 期号: 4, 页码: 684-688
作者:  
Li, Li-Mei;  Li, Guo-You;  Ding, Li-Sheng;  Yang, Li-Bin;  Zhao, Yong
  |  收藏  |  浏览/下载:21/0  |  提交时间:2011/11/24
Design of dual-FOV refractive/diffractive LWIR optical system (EI CONFERENCE) 会议论文  OAI收割
3rd International Symposium on Advanced Optical Manufacturing and Testing Technologies, AOMATT 2007: Advanced Optical Manufacturing Technologies, July 8, 2007 - July 12, 2007, Chengdu, China
作者:  
Wang L.-J.;  Zhang J.-P.;  Wang L.-J.;  Zhang X.;  Zhang X.
收藏  |  浏览/下载:33/0  |  提交时间:2013/03/25
An infrared-optical zoom system using binary element is proposed in this paper. The two main advantages of the zoom system introducing here are: bigger F-number and lower cost. The primary optical properties are: F/#=1  Second  Others  zoom ratio =1:4  binary element is used to correct the chromatical aberration by taking the advantage of negative dispersion characteristics and the cost of the system is lower than that of conventional ones with Zinc Selenide (Znse) material at the same level. In the binary element is rotational symmetric with one step which is easy to fabricate  in order to balance 5th spherical aberration  and dual field are 26.6 and 5.6respectively. Wider field of view is used for search and the smaller one is used for imaging details. This system uses un-cooled infrared detector with 320240 pixels and 45m pixel size. The F-number matches the sensitivity range of the detector array. Three aspects are considered during design process to make the system more satisfactory and more achievable. First  5th coma aberration and 5th astigmatic aberration  the manner of zoom is accomplished by exchanging tow lenses into the smaller field of view system layout. The lens exchange manner faces the requirement of simple system structure and good image quality in both focal points. It can also make the system more feasible in the alignment process than mechanical-zooming manner and optical-zooming manner  high-order asphere surfaces with 2th order to 10 th order are also hired in the system. Asphere surface is useful in compressing the system and improving optical system transmittance. This kind asphere surface is on industrial level featuring low cost and easy to fabricate. It is shown that good image quality can achieved by implementing five Germanium lenses and the transmittance of system is 72%. All aberrations are diffraction-limited  both spherical aberration and astigmatic aberration are corrected. When the field of view(FOV) is 26.6 and the focal length is 152mm  MTF at Nyquist frequency(11lp/mm) is great than 0.7. The spherical aberration is -0.0073. The coma aberration is 0.0978 and the astigmatic aberration is -0.013. When the field of view(FOV) is 5.6 and the focal length is 38mm  MTF at Nyquist frequency is great than 0.8 with spherical aberration -0.0046  the coma aberration 0.055 and astigmatic aberration 0.034.