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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Nonlinear structural stability and linear dynamic instability of transonic steady-states to a hydrodynamic model for semiconductors
跨音速稳态 非线性结构稳定性 线性动态不稳定性 半导体 流体动力学模型
2023/5/8
For unipolar hydrodynamic model of semiconductor device represented by Euler-Poisson equations, when the doping profile is supersonic, the existence of steady transonic shock solutions and C^\infty-sm...
Abstract Profiles of Structural Stability Point to Universal Tendencies, Family-Specific Factors, and Ancient Connections between Languages
Structural Stability Point Universal Tendencies Family-Specific Factors Ancient Connections Languages
2015/4/20
Language is the best example of a cultural evolutionary system, able to retain a phylogenetic signal over many thousands of years. The temporal stability (conservatism) of basic vocabulary is relative...
Computational Studies of the Structural Stability of Rabbit Prion Protein Compared to Human and Mouse Prion Proteins
Neurodegenerative Diseases Prion Diseases Immunity Rabbit Prion Protein Rabbit NMR X-ray and Homology Structures
2011/8/11
Abstract: Prion diseases are invariably fatal and highly infectious neurodegenerative diseases affecting humans and animals. The neurodegenerative diseases such as Creutzfeldt-Jakob disease, variant C...
Stochastic Structural Stability Theory applied to roll/streak formation in boundary layer shear flow
Stochastic Structural Stability Theory boundary layer shear flow
2010/11/16
Stochastic Structural Stability Theory (SSST) provides an autonomous, deterministic, nonlinear dynamical system for evolving the statistical mean state of a turbulent system. In this work SSST is appl...
Structural stability at elevated temperatures of the AlSi6Cu4 matrix composite with graphite particles
aluminium alloys pressure casting composites structure
2011/3/30
The results of investigation of structure stability of the AlSi6Cu4 matrix alloy and composites with graphite particles at elevated temperatures were presented. Composites and matrix alloy were prep...
Structural stability at elevated temperatures of the AlSi6Cu4 matrix composite with graphite particles
aluminium alloys pressure casting composites structure
2011/3/30
The results of investigation of structure stability of the AlSi6Cu4 matrix alloy and composites with graphite particles at elevated temperatures were presented. Composites and matrix alloy were prep...
Clay Minerals, Ca/Mg Ratio and Fe-Al-Oxides in Relation to Structural Stability, Hydraulic Conductivity and Soil Erosion in Southeastern Turkey
Clay minerals structural stability hydraulic conductivity erosion calcium/magnesium ratio
2009/1/12
Studies of clay mineralogy and related chemical composition are rarely connected with implications for soil management in the field. However, this study attempts to manifest the practical utilization ...
Structural stability, Morse's lemma and singular economies
Structural stability Morse functions singular economies
2010/9/14
In this paper we consider economies whose consumption spaces are subsets of a Hilbert space with non-empty interior, and we introduce the Negishi approach to characterize the social equilibria of thes...
Reduction in organic matter fractions and structural stability following cultivation of tropical forests in Ethiopia and Nigeria
organic matter aggregate stability tropical soils
2008/11/12
The objectives of this study were: to assess changes in the organic matter (OM) fractions of the surface layer (0-20 cm) of the forested Ethiopian and Nigerian soils following their conversion to arab...
Structural stability of exposed gully wall in Central Eastern Nigeria as affected by soil properties
gully wall soil properties aggregate stability slumping permeability moisture content
2008/11/11
We studied the soil stability of a gully wall in a gully erosion prone area of Central Eastern Nigeria. The objective was to investigate the physicochemical properties of the gully wall soils and to ...
Influence of the composition of M78Si9B13 metallic glasses on their structural stability
metallic glasses crystallization Hall effect
2011/4/27
The structural stability of Co78Si9B13 and Fe78Si9B13 metallic glasses was investigated by differential scanning calorimetry (DSC), X-ray diffraction, Hall effect and electrical resistivity methods. I...