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The electrical conduction and microstructure in Y-doped ceria and Ho-doped ceria were investigated. Visible differences between the two doped ceria were observed. The plots of conductivity of Y-doped ceria are well fit to the Arrhenius behavior, while curvature and kinks were observed on the...
Persistent link: https://www.econbiz.de/10010804567
Well dispersed Ce1−xTbxO2−δ nano-powders were synthesized by using the carbonate coprecipitation method in an entire compositional range of 0⩽x⩽1, which allowed the preparation of highly dense pellets by sintering at 1673K and the systematical study of the electrical conductivity in...
Persistent link: https://www.econbiz.de/10011045777
In the paper, two-lane traffic flow considering lane changing behaviors has been discussed based on the control theory, and the friction interference which is from the neighbor lane has been taken into account. By using the control method, the stability condition is derived. The feedback...
Persistent link: https://www.econbiz.de/10010873134
Considered the effect of traffic anticipation in the real world, a new anticipation driving car following model (AD-CF) was proposed by Zheng et al. Based on AD-CF model, adopted an asymptotic approximation between the headway and density, a new continuum model is presented in this paper. The...
Persistent link: https://www.econbiz.de/10011062946
Introduction -- Defining Power and Influence -- Framework for Assessing Chinese Influence -- Measuring Chinese Influence: Inputs -- Measuring Chinese Influence: Intervening Factors -- Measuring Chinese Influence: Outputs -- Case Studies of Chinese Influence-Seeking -- Historical Influence Case:...
Persistent link: https://www.econbiz.de/10012658668
Hydrogen storage is now the “bottle neck” to realize application of hydrogen as the renewable energy. The breakthrough in hydrogen storage is quite urgent. Magnesium is a promising candidate for hydrogen storage that attracts tremendous interest in last a few decades and significant progress...
Persistent link: https://www.econbiz.de/10011190260
Objective of this work is to investigate the electrocatalytic efficiency using cyclic voltammetry, cathodic polarization and impedance spectroscopy techniques of the porous Ni3Al–Mo electrodes obtained by reactive synthesis of Ni, Al and Mo elemental powders. The kinetic parameters are...
Persistent link: https://www.econbiz.de/10011054929
The long-term stability and the effect of electrolysis on the corrosion behavior of porous Ni3Al–Mo electrode obtained by reactive synthesis of Ni, Al and Mo elemental powders for hydrogen evolution reaction (HER) were investigated in 6 M KOH solution under −100 mA cm−2 current density...
Persistent link: https://www.econbiz.de/10011055702
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