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科研机构
北京大学 [24]
内容类型
期刊论文 [16]
其他 [7]
会议论文 [1]
发表日期
2015 [1]
2014 [4]
2012 [1]
2011 [3]
2010 [2]
2007 [1]
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专题:北京大学
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Synthesis and Mechanistic Study of Cyclic Oxoguanidines via Zn(OTf)(2)-Catalyzed Guanylation/Amidation from Readily Available Amino Acid Esters and Carbodiimides
期刊论文
CHEMISTRY-A EUROPEAN JOURNAL, 2015
Chi, Yue
;
Xu, Ling
;
Du, Shanshan
;
Yan, Haihan
;
Zhang, Wen-Xiong
;
Xi, Zhenfeng
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
amino acid esters
carbodiimides
cyclic oxoguanidines
cyclization
guanylation
SOLID-PHASE SYNTHESIS
EARTH-METAL COMPLEXES
N-H BONDS
C-H
SUBSTITUTED GUANIDINES
CATALYTIC ADDITION
SELECTIVE SYNTHESIS
EFFICIENT ROUTE
2,3,5-TRISUBSTITUTED 4H-IMIDAZOLONES
BENZIMIDAZOLE DERIVATIVES
Analysis and Interpretation of Longitudinal Waves in Periodic Multiphase Rods Using the Method of Reverberation-Ray Matrix Combined With the Floquet-Bloch Theorem
期刊论文
journal of vibration and acoustics transactions of the asme, 2014
Guo, Y. Q.
;
Fang, D. N.
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/13
longitudinal waves
periodic multiphase rods
method of reverberation-ray matrix
Floquet-Bloch theorem
dispersion curves
frequency bands
BAND-STRUCTURE
DISPERSIVE ELASTODYNAMICS
PHONONIC CRYSTALS
PROPAGATION
VIBRATION
SYSTEMS
GAP
OPTIMIZATION
TRUSSES
DESIGN
Metamorphic evolution of relict lawsonite-bearing eclogites from the (U) HP metamorphic belt in the Chinese southwestern Tianshan
期刊论文
journal of metamorphic geology, 2014
Du, J. X.
;
Zhang, L. F.
;
Bader, T.
;
Chen, Z. Y.
;
Lu, Z.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2015/11/10
Chinese southwestern Tianshan
fluid composition
lawsonite
lawsonite preservation
phase equilibria
P-T PATH
HIGH-PRESSURE METAMORPHISM
EFFECTIVE BULK-COMPOSITION
CHLORITOID-GLAUCOPHANE SCHIST
CALCULATED PHASE-EQUILIBRIA
SUBDUCTED OCEANIC-CRUST
NORTH QILIAN OROGEN
WESTERN TIANSHAN
NW CHINA
TECTONIC IMPLICATIONS
Hybridizing Triboelectrification and Electromagnetic Induction Effects for High-Efficient Mechanical Energy Harvesting
期刊论文
acs nano, 2014
Hu, Youfan
;
Yang, Jin
;
Niu, Simiao
;
Wu, Wenzhuo
;
Wang, Zhong Lin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2015/11/10
triboelectrification
electromagnetic induction
hybrid cell
impedance match
logic operation
POWER SOURCE
VIBRATION
NANOGENERATOR
GENERATOR
CONVERSION
OUTPUT
SENSOR
CELLS
SOLAR
Formation of Bending-Wave Band Structures in Bicoupled Beam-Type Phononic Crystals
期刊论文
journal of applied mechanics transactions of the asme, 2014
Guo, Y. Q.
;
Fang, D. N.
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/16
bending waves
beam-type phononic crystals
bicoupled periodic structures
method of reverberation-ray matrix
band structure formation mechanism
PERIODICALLY SUPPORTED BEAM
FLEXURAL WAVE
COUPLED SYSTEMS
NATURAL-MODES
PROPAGATION
ATTENUATION
RESONATORS
GAP
PERCEIVED TARGET-MASKER SEPARATION UNMASKS RESPONSES OF LATERAL AMYGDALA TO THE EMOTIONALLY CONDITIONED TARGET SOUNDS IN AWAKE RATS
期刊论文
neuroscience, 2012
Du, Y.
;
Wang, Q.
;
Zhang, Y.
;
Wu, X.
;
Li, L.
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  |  
浏览/下载:5/0
  |  
提交时间:2015/11/10
amygdala
fear conditioning
attention
precedence effect
frequency-following responses
FREQUENCY-FOLLOWING RESPONSES
POSTERIOR PARIETAL CORTEX
ISOLATION-REARED RATS
EVENT-RELATED FMRI
PREPULSE INHIBITION
SPATIAL SEPARATION
INFORMATIONAL MASKING
INFERIOR COLLICULUS
INDUCED ENHANCEMENT
BINAURAL UNMASKING
Reaction Mechanism of Cl-2 and 1-Alkyl-3-methylimidazolium Chloride Ionic Liquids
期刊论文
journal of physical chemistry a, 2011
Hu, Shao-Wen
;
Wang, Zhu-Xiang
;
Qu, Feng
;
Chu, Tai-Wei
;
Wang, Xiang-Yun
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2015/11/10
DENSITY-FUNCTIONAL THEORY
GAS-PHASE
MATRIX-ISOLATION
TRIFLUORIDE ION
HYDROGEN-BONDS
RAMAN-SPECTRA
ANIONS
SOLVENTS
SALTS
DISSOCIATION
Formation of longitudinal wave band structures in one-dimensional phononic crystals
会议论文
Guo, Y.Q.
;
Fang, D.N.
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Formation of longitudinal wave band structures in one-dimensional phononic crystals
期刊论文
应用物理杂志, 2011
Guo, Y. Q.
;
Fang, D. N.
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
GAPS
低碳烷烃选择氧化金属氧化物催化剂的结构与其催化性能的关系
其他
2010-01-01
张胜红
;
刘海超
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/10/24
低碳烷烃
选择氧化
金属氧化物催化剂
构效关系
Light alkanes
Selective oxidation
Metal oxide catalyst
Structure property relationship
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