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科研机构
北京大学 [16]
内容类型
期刊论文 [15]
其他 [1]
发表日期
2015 [2]
2014 [2]
2011 [5]
2009 [1]
2004 [3]
2003 [2]
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共16条,第1-10条
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专题:北京大学
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Efficient production of methanol and diols via the hydrogenation of cyclic carbonates using copper-silica nanocomposite catalysts
期刊论文
GREEN CHEMISTRY, 2015
Liu, Hailong
;
Huang, Zhiwei
;
Han, Zhaobin
;
Ding, Kuiling
;
Liu, Haichao
;
Xia, Chungu
;
Chen, Jing
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
VAPOR-PHASE HYDROGENATION
PRECIPITATION-GEL METHOD
DIMETHYL OXALATE
ETHYLENE-GLYCOL
CU/SIO2 CATALYSTS
SUPPORTED COPPER
GLYCEROL HYDROGENOLYSIS
SELECTIVE SYNTHESIS
ETHANOL SYNTHESIS
STABILITY
Germanium/silicon of the Ediacaran-Cambrian Laobao cherts: Implications for the bedded chert formation and paleoenvironment interpretations
期刊论文
geochemistry geophysics geosystems, 2015
Dong, Lin
;
Shen, Bing
;
Lee, Cin-Ty A.
;
Shu, Xu-Jie
;
Peng, Yang
;
Sun, Yuanlin
;
Tang, Zhuanhong
;
Rong, Hong
;
Lang, Xianguo
;
Ma, Haoran
;
Yang, Fan
;
Guo, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2015/11/13
Selective Hydrogenolysis of Xylitol to Ethylene Glycol and Propylene Glycol over Silica Dispersed Copper Catalysts Prepared by a Precipitation-Gel Method
期刊论文
chemcatchem, 2014
Liu, Hailong
;
Huang, Zhiwei
;
Xia, Chungu
;
Jia, Yuqing
;
Chen, Jing
;
Liu, Haichao
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/16
biomass
copper
gels
heterogeneous catalysis
supported catalysts
CU/SIO2 CATALYSTS
SUGAR ALCOHOLS
BIOMASS
CHEMICALS
SORBITOL
GLYCEROL
CONVERSION
FUELS
PERFORMANCE
RUTHENIUM
Ecological stoichiometry of N:P:Si in China's grasslands
期刊论文
植物和土壤, 2014
Song, Zhaoliang
;
Liu, Hongyan
;
Zhao, Fengjun
;
Xu, Chongyang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/10
Grasslands
Stoichiometry
Silicon
Nitrogen
Phosphorus
China
PHOSPHORUS STOICHIOMETRY
LEAF NITROGEN
SILICA CYCLE
TERRESTRIAL
CARBON
SOIL
CO2
COMMUNITIES
TEMPERATURE
EVOLUTION
DISTRIBUTION AND EVOLUTION OF ZIRCONIUM MINERALIZATION IN PERALKALINE GRANITES AND ASSOCIATED PEGMATITES OF THE KHAN BOGD COMPLEX, SOUTHERN MONGOLIA
期刊论文
canadian mineralogist, 2011
Kynicky, Jindrich
;
Chakhmouradian, Anton R.
;
Xu, Cheng
;
Krmicek, Lukas
;
Galiova, Michaela
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/16
peralkaline granite
granitic pegmatite
Zr mineralization
elpidite
armstrongite
gittinsite
zircon
Khan Bogd
Gobi desert
Mongolia
FIELD-STRENGTH ELEMENTS
A-TYPE GRANITES
STRANGE LAKE
QUEBEC-LABRADOR
HYDROTHERMAL PROCESSES
RARE-EARTH
CHEMICAL EVOLUTION
BEARING MINERALS
SILICATE-GLASSES
RICH EUDIALYTE
Facile preparation of silica hollow microspheres by precipitation-phase separation method
期刊论文
colloids and surfaces a physicochemical and engineering aspects, 2011
Fu, Xiaoyi
;
He, Xinhua
;
Wang, Yuan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/12
Hollow microspheres
Silica
Phase-separation
MESOPOROUS SILICA
SPHERICAL SILICA
SPHERES
PARTICLES
SHELLS
FABRICATION
SYSTEM
ROUTE
HOLE
Insight into molecular imprinting in precipitation polymerization systems using solution NMR and dynamic light scattering
期刊论文
分子识别杂志, 2011
Long, Yuanyuan
;
Philip, Joseph Y. N.
;
Schillen, Karin
;
Liu, Feng
;
Ye, Lei
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/12
molecular imprinting
NMR spectroscopy
dynamic light scattering
precipitation polymerization
nanoparticles
NUCLEAR-MAGNETIC-RESONANCE
CHIRAL RESOLUTION
BINDING-SITES
SOLID-STATE
POLYMERS
MICROSPHERES
SPECTROSCOPY
MONOMERS
SILICA
MONODISPERSE
Surface-initiated molecularly imprinted polymeric column: In situ synthesis and application for semi-preparative separation by high performance liquid chromatography
期刊论文
journal of chromatography a, 2011
Gu, Jiangyong
;
Zhang, Hu
;
Yuan, Gu
;
Chen, Lirong
;
Xu, Xiaojie
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
Molecularly imprinted polymer
In situ synthesis
HPLC
Semi-preparative
Emodin
SOLID-PHASE EXTRACTION
MONOLITHIC STATIONARY PHASES
COATED SILICA NANOPARTICLES
GROWTH-FACTOR RECEPTOR
CAPILLARY ELECTROCHROMATOGRAPHY
PRECIPITATION POLYMERIZATION
MICROSPHERES
RECOGNITION
SAMPLES
TRIMETHACRYLATE
The Influence of SiO2 on the Extraction of Ti Element from Ti-bearing Blast Furnace Slag
期刊论文
steel research international, 2011
Li, Jing
;
Zhang, Zuotai
;
Zhang, Mei
;
Guo, Min
;
Wang, Xidong
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/13
Anosovite
Crystallization behavior
SiO2
Ti-bearing Blast Furnace slag
DYNAMIC OXIDATION
PEROVSKITE PHASE
PRECIPITATION
TITANIUM
Highly efficient and low-cost purification of lysozyme: A novel tris(hydroxymethyl)aminomethane immobilized affinity column
期刊论文
journal of chromatography b analytical technologies in the biomedical and life sciences, 2009
Quan, Li
;
Cao, Qing
;
Li, Zhiyu
;
Li, Na
;
Li, Kean
;
Liu, Feng
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/11
Lysozyme
Tris(hydroxymethyl)aminomethane
Affinity chromatography
Protein purification
EGG-WHITE LYSOZYME
CHROMATOGRAPHY
ULTRAFILTRATION
PRECIPITATION
EQUILIBRIA
PROTEOMICS
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