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Volume Sequences of Characteristic Atoms Separated from Experimental Volumes of AuCu and AuCu3 compounds* Abstract: The systematic science of alloys (SSA) is a framework of the total energy...: systematic science of alloys; Au-Cu system; atomic volume; volume of formation; ordering volume; volume mismatch 1 Introduction In order to get an entirely understanding of the alloy systems......
of thermodynamic properties for characteristic crystals in the framework of systematic science of alloys (SSA) has been presented. According to potential energies and volumes of characteristic crystals at 0... vibration free energy XE(T), enthalpy H(T) and Gibbs energy G(T). And then two suggestions are proposed. Keywords: systematic science of alloys; Au-Cu system; heat of formation; heat capacity 1......
Microstructure and Properties of Cu-Ni Alloys* Abstract: A systematic analysis has been conducted on the Cu-Ni system. The properties relative to the electronic structure and atomic configuration... and the thermodynamic properties of the alloys. This paper will take the Cu-Ni system as an example to introduce the result of the systematic analysis. 2 Characteristic atom and its electronic......
productivity and science and technology and accumulative knowledge, the limitations of decomposition thinking mode exposed more clearly, which led to generate a new systematic thinking mode. Bertalanffy... formed, which brought computational science of phase diagram a big step forward. 2.4 Transformation stage from physical metallurgy to systematic science of metallic materials (after 1980......
the theoretical basis of systematic engineering of metal materials designing. References [1] XIE Youqing. Atomic energies and Gibbs energy functions of Ag-Cu alloys[J]. Science in China(Series E), 1998... of Ag-Cu system, the average molar properties of Ag-Cu alloys and their components as a function of composition are obtained. (4) Summing up systematic research for Ag-Cu system, it can be known that CC......
of new alloys. Keywords: Ag-Cu alloys;Gibbs free energy;heat of formation 1 Systematic science of materials A metallic material is a complex system consisting of organization, phase and atoms... materials science become a systematic science. For over 10 years we have been searching for a way to integrate statistic thermodynamics, crystallography and electronic theory and we always regard......
. Atomic energies and Gibbs energy functions of Ag-Cu alloys[J]. Science in China(Series E), 1998, 41(2): 146-156 [5] LUPIS C P P. Chemical Thermodynamics of Materials[M]. Amsterdam: North-Holland. 1983...Atomic Volumes and Volume Functions for Ag-Cu Alloys* Abstract: Nine functions of atomic volume interaction have been established. The values of average atomic volumes and lattice constants of Ag......
Relationship Between Partial and Average Atomic Volumes of Components in Au-Ni Alloys* Abstract: In the framework of systematic science of alloys, the average molar property(volume and potential... property Qα. In the framework of systematic science of alloys, the average energy E-functions and average volume V-functions of alloys are formed respectively by adding average energy α-functions......
variable compositions in the whole concentration range. Based on the characteristic crystals mixing model of the systematic science of alloys, all alloys in each basic lattice region are formed.... In order to develop systematic science of alloys based on first principles, there are two main problems to be solved: 1 Improving the accuracy of calculation of potential energy and volume for pure......
Influences of xTi/xAl on Atomic States, Lattice Constants and Potential-energy Planes of Ordered Fcc TiAl Type Alloys* Abstract: Based on the framework of systematic science of alloys, the basic... many years of study, we have established the framework of systematic science of alloys(SSA), in which, the atomic states are described by electron-occupation number at the orbitals, the arrangements......
