Now showing items 41-60 of 71

    • Interdiffusivities and atomic mobilities in FCC Co–Mo–W alloys 

      Xuwen He; Weibin Zhang; Mingyuan Yan; Chong Chen; Yong Du; Lijun Zhang; Bai-yun Huang
      By employing six groups of bulk diffusion couples together with electron probe microanalysis technique, the composition dependence of ternary interdiffusion coefficients in Co-rich fcc Co–Mo–W alloys at 1373 K was determined ...
    • In–Eu and In–Yb Thermodynamic assessments 

      Gao, F.; Friedl, J.; Liu, X.J.; Wang, C.P.; Wang, S.J. (2013-07-08)
      Based on the experimental data including thermodynamic properties and phase equilibria, thermodynamic assessments of the In–Eu and In–Yb binary systems have been carried out by using the CALPHAD (Calculation of Phase ...
    • Li–O Thermodynamic assessment 

      Chang, Keke; Hallstedt, B. (2013-03-30)
      The Li–O system has been investigated by means of the CALPHAD approach. The phase equilibria and thermodynamic data of this system are critically reviewed and assessed. The liquid phase and two stable lithium oxides, Li2O ...
    • Mg–Nd, Mg–Zn, and Mg–Nd–Zn Thermodynamic description on the miscibility gap 

      Du, Zhenmin; Guo, Cuiping; Li, Changrong; Liu, M.; Niu, C.J. (2013-03-29)
      With the consideration of the existence of the metastable miscibility gaps, the thermodynamic parameters of the Mg-based solid solution have been assessed for the Mg–Zn and Mg–Nd systems. The new semi-empirical equation ...
    • Mg–Si–Zn Experimental investigation and thermodynamic modeling 

      Du, Y.; Liu, Shuhong; Wang, Man; Wang, Peisheng; Xu, Honghui; Zhang, Weiqing (2013-03-30)
      The isothermal section at 327 °C for the Mg–Si–Zn system has been determined by means of X-ray diffraction (XRD) and scanning electron microscopy with energy dispersive X-ray spectroscopy (SEM/EDX). No ternary compound has ...
    • Mn-Nb-Si Thermodynamic assessment 

      Du, Zhenmin; Geng, T.; Guo, Cuiping; Li, Changrong; Xu, H.B.; Zhao, X. (2013-03-29)
      Based on the experimental isothermal sections at 800, 1000, 1700 and 1800 °C and the liquidus projections from both the literature and the present measurements, the ternary Nb–Si–Mo system is thermodynamically assessed ...
    • Mn-Ni-Si 

      Du, Yong; He, Cuiyen; Hu, Biao; Liu, Shuhong; Peng, Yingbiao; Sha, Chunsheng; Xu, Honghui; Zhao, Dongdong (2013-04-01)
      The Mn–Ni–Si system has been investigated via thermodynamic modeling coupled with key experiments. The isothermal section at 1000 °C of the Mn–Ni–Si system was determined by means of XRD and SEM/EDX. Based on the critically ...
    • Mobility Database Pb(S,Te) System 

      Peters, Matthew
      The mobility and thermodynamics of the Pb(S,Te) have been assessed using a diffusion couple.
    • Modeling of Fe–W phase diagram using first principles and phonons calculations 

      Aurélie Jacob; Clemens Schmetterer; Lorenz Singheiser; Angus Gray-Weale; Bengt Hallstedt; Andrew Watson
      In the present work, new descriptions of the thermodynamic properties of the Fe–W system were established based on the Calphad approach using the PARROT module of the Thermo-Calc software. For the present work, existing ...
    • Na-Doped Pb(S,Se,Te) CALPHAD Assessment 

      Peters, Matthew; Peters, Matthew (2018-08-02)
      The PbX (X=S,Se,Te) system has been thermodynamically assessed. The individual binaries of the PbX system have been assessed using a two-sublattice model to describe the intrinsic carriers of the system. The 2SL model has ...
    • Ni-Pb-Sb Experimental investigation and thermodynamic prediction 

      Minić, Duško; Manasijević, Dragan; Ćosovic, Vladan; Todorović, Andreja; Dervišević, Irma; Živković, Dragana; Đokić, Jelena (2013-04-01)
      The phase diagram of the ternary Ni–Pb–Sb system was investigated experimentally by differential scanning calorimetry (DSC) and scanning electron microscopy (SEM) with energy dispersive spectrometry (EDS) methods, and ...
    • NIST Ni-based diffusion mobility database 

      Campbell, Carelyn
      The NIST Ni-based diffusion mobility database was originally constructed for the fcc phase of the Ni–Al–Co–Cr–Hf–Mo–Re–Ta–Ti–W system. Diffusion data in various constituent binary systems were assessed to establish a ...
    • Pd–S Thermodynamic modeling 

      Dogan, O.; Gao, M.; Hu, R.X.; King, P.; Widom, M. (2013-03-29)
      Sulfur poisoning of PdCu membrane alloys has promoted new alloy development that requires quantitative understanding of the thermodynamics of the Pd–Cu–S system. This study attempts to develop a self-consistent thermodynamic ...
    • RbBr–TbBr3 Thermodynamic investigation 

      Chen, T.F.; Gaune-Escard, M.; Gong, W.P.; Jin, ZhanPeng; Wu, Y. (2013-03-29)
      The thermodynamic properties and phase diagram of the RbBr–TbBr3 system were analyzed by means of the CALPHAD method in this work. Thermodynamic models were defined in order to describe the Gibbs energies of the individual ...
    • Si-Sr thermodynamic reassessment 

      Du, Yong; Li, Kai; Liu, Shuhong; Sha, C. (2013-04-01)
      The Si–Sr binary system has been thermodynamically reassessed in the present work based on the critically reviewed experimental data available in the literature, especially newly published experimental phase diagram data ...
    • A Study in Phase Equilibria in the Cr-Mo-Ni System 

      Frisk, Karin
      A thermodynamic evaluation of the Cr-Mo-Ni system has been performed using a computerized optimization procedure . Parameters describing the Gibbs energy of the various phases have been calculated. The intermetallic phases ...
    • Ta-V Thermodynamic modeling of Laves phases 

      Chen, X.P.; Pavlu, J.; Rogl, P.; Vrest, J. (2013-03-29)
      The Ta–V system is an interesting system exhibiting the existence of Laves phases among elements of the same group in the periodic system, and with an unusual order of stability of Laves phase structures at 0 K. Whereas ...
    • Thermodynamic analysis of the topologically close packed σ phase in the Co-Cr system 

      Wang, Peisheng; Peters, Matthew C.; Kattner, Ursula R.; Choudhary, Kamal; Olson, Gregory B (2019-11)
      Density functional theory (DFT) calculations show that it is essential to consider the magnetic contribution to the total energy for the end-members of the σ phase. A more straightforward method to use the DFT results in ...
    • Thermodynamic assessment of Cr–Nb–C and Mn–Nb–C systems 

      A.V. Khvan; B. Hallstedt; K. Chang
      In the present work, an attempt to provide thermodynamic descriptions for the Cr–Nb–C and Mn–Nb–C systems was made. Various descriptions for most of the binary systems had been already available, so a selection between ...
    • Thermodynamic assessment of the Al-Ni system 

      Ibrahim Ansara; Nathalie Dupin; Hans Leo Lukas; Bo Sundman
      The sub-lattice model is used to describe the thermodynamic behaviour of the ordered phases existing in the Al-Ni system. The model parameters are derived from an optimisation procedure using all available experimental ...