Uranium dioxide is an most important fuel material used in nuclear *** is in a simple fluorite structure,however,different from many fluorite oxides which are in hypostoichiometry,it often exists in hyperstoichiometri...
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Uranium dioxide is an most important fuel material used in nuclear *** is in a simple fluorite structure,however,different from many fluorite oxides which are in hypostoichiometry,it often exists in hyperstoichiometric form,UO（x>0）.With the oxygen concentration increasing,the excess anions lead
Recent progress on research activities of phase diagrams in our laboratory has been presented, focusing on some advanced *** studies and thermodynamic calculations based on
Recent progress on research activities of phase diagrams in our laboratory has been presented, focusing on some advanced *** studies and thermodynamic calculations based on
＜正＞Cluster Variation Method（CVM） has been recognized as one of the most reliable theoretical tools for the study of phase *** combining CVM with various energy calculations such as electronic structure total ener...
＜正＞Cluster Variation Method（CVM） has been recognized as one of the most reliable theoretical tools for the study of phase *** combining CVM with various energy calculations such as electronic structure total energy calculations,even the first-principles calculations or non-empirical calculations have
The whole precipitation sequences at 150℃of two as-cast A1-Mg-Si alloys(containing no Cu or minor Cu) were first investigated via differential scanning calorimetry,X-ray diffraction,transmission electron microscopy a...
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The whole precipitation sequences at 150℃of two as-cast A1-Mg-Si alloys(containing no Cu or minor Cu) were first investigated via differential scanning calorimetry,X-ray diffraction,transmission electron microscopy and hardness *** sequence of the Cu-free alloy can be expressed as
Spinodal-hardening is one of the most important strengthening mechanisms in the Cu-Ni alloys,and is largely related to the face-centred cubic(fcc)-type miscibility gap(MG).However,the fcc-type MG in the Cu-Ni alloy sy...
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Spinodal-hardening is one of the most important strengthening mechanisms in the Cu-Ni alloys,and is largely related to the face-centred cubic(fcc)-type miscibility gap(MG).However,the fcc-type MG in the Cu-Ni alloy system has been predicted to appear at temperatures lower than 354.5℃,suggesting that it is
The C-Cr-Ta ternary system had previously been researched at temperatures much lower than the melting points:1000℃[1]and 1350℃[2].The isothermal sections published for those temperatures do not have any major *** th...
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The C-Cr-Ta ternary system had previously been researched at temperatures much lower than the melting points:1000℃[1]and 1350℃[2].The isothermal sections published for those temperatures do not have any major *** the same time the type of phase equilibria in the system remains unchanged
The phase equilibria of the Fe-Ni-Zn ternary system at 550℃were investigated by using the diffusion couple technique and alloy method.15 key alloys and 4 diffusion couples were prepared to construct the whole isother...
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The phase equilibria of the Fe-Ni-Zn ternary system at 550℃were investigated by using the diffusion couple technique and alloy method.15 key alloys and 4 diffusion couples were prepared to construct the whole isothermal section of the Fe-Ni-Zn system at 550℃.The samples were examined by means of the
Thermodynamic database of high-strength low-density steels,which contains Fe,A1,Mn,Si,Cr and C, was developed. Fe-Mn-Al-Cr-C ingots were prepared by induction melting under an argon *** pieces of samples were cut from...
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Thermodynamic database of high-strength low-density steels,which contains Fe,A1,Mn,Si,Cr and C, was developed. Fe-Mn-Al-Cr-C ingots were prepared by induction melting under an argon *** pieces of samples were cut from the ingots and encapsulated in evacuated quartz *** heat-treatments
The phase equilibria of the Cu-Mn-Zn system at 550℃were investigated using 4 diffusion couples and 25 equilibrated *** compositions of the equilibrated alloys were selected based on the experimental results obtained ...
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The phase equilibria of the Cu-Mn-Zn system at 550℃were investigated using 4 diffusion couples and 25 equilibrated *** compositions of the equilibrated alloys were selected based on the experimental results obtained from diffusion *** samples were examined by means of X-ray
Intermediate temperature brazing is widely used in electromachanical and other *** is a basic process in which diffusion kinetics play a major ***,understanding of diffusion characteristics of industrially important a...
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Intermediate temperature brazing is widely used in electromachanical and other *** is a basic process in which diffusion kinetics play a major ***,understanding of diffusion characteristics of industrially important alloys such as those of the Ag-Cu-Zn system are highly relevant and have attracted
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