典型文献
Thermo-kinetic connectivity by integrating thermo-kinetic correlation and generalized stability
文献摘要:
Designing structured materials with optimized mechanical properties generally focuses on engineering microstructures,which are closely determined by the processing routes,such as phase transformations(PTs)and plastic deformations(PDs).Both PTs and PDs follow inherent trade-off relation between ther-modynamic driving force △G and kinetic energy barrier Q i.e.,so-called thermo-kinetic correlation.By analyzing nucleation and growth and proposing a conception of negative driving force integrating strain energy,interface energy and any kind of energy that equivalently inhibits the PT itself,△GS,unified ex-pressions for the thermo-kinetic correlation and generalized stability(GS)were derived for three kinds of PTs,i.e.,diffusive PTs with simultaneously decreased △G and increased Q,diffusive PTs with simultane-ously increased △G and decreased Q and displacive PTs with simultaneously increased △G and decreased Q.This leads to so-called thermo-kinetic connectivity by integrating the thermo-kinetic correlation and the GS,where,by application in typical PTs,it was clearly shown,a criterion of high △G-high GS can be predicted by modulating chemical driving force,negative driving force and kinetic energy barrier for diffusion or nucleation.Following thermo-kinetic connectivity,analogous procedure for dislocation evo-lution upon PDs was performed,and materials design in terms of the high △G-high GS criterion was discussed and prospected.
文献关键词:
中图分类号:
作者姓名:
Yuqing He;Shaojie Song;Jinglian Du;Haoran Peng;Zhigang Ding;Huaiyu Hou;Linke Huang;Yongchang Liu;Feng Liu
作者机构:
State Key Laboratory of Solidification Processing,Northwestern Polytechnical University,Xi'an 710072,China;School of Materials and Chemical Engineering,Xi'an Technological University,Xi'an 710021,China;Nano and Heterogeneous Materials Center,School of Materials Science and Engineering,Nanjing University of Science and Technology,Nanjing 210094,China;State Key Lab of Hydraulic Engineering Simulation and Safety,School of Materials Science&Engineering,Tianjin University,Tianjin 300072,China;Analytical&Testing Center,Northwestern Polytechnical University,Xi'an 710072,China
文献出处:
引用格式:
[1]Yuqing He;Shaojie Song;Jinglian Du;Haoran Peng;Zhigang Ding;Huaiyu Hou;Linke Huang;Yongchang Liu;Feng Liu-.Thermo-kinetic connectivity by integrating thermo-kinetic correlation and generalized stability)[J].材料科学技术(英文版),2022(32):225-235
A类:
PTs,modynamic
B类:
Thermo,kinetic,connectivity,by,integrating,thermo,correlation,generalized,stability,Designing,structured,materials,optimized,mechanical,properties,generally,focuses,engineering,microstructures,which,are,closely,determined,processing,routes,such,phase,transformations,plastic,deformations,PDs,Both,follow,inherent,trade,off,between,driving,force,energy,barrier,so,called,By,analyzing,nucleation,growth,proposing,conception,negative,strain,interface,any,that,equivalently,inhibits,itself,GS,unified,ex,pressions,were,derived,three,kinds,diffusive,simultaneously,decreased,increased,displacive,This,leads,where,application,typical,was,clearly,shown,criterion,high,can,predicted,modulating,chemical,diffusion,Following,analogous,procedure,dislocation,evo,lution,upon,performed,design,terms,discussed,prospected
AB值:
0.496793
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