Editions specialesSrpska kraljevska akademija, 1978 |
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Резултати 1-3 од 6
Страница 6
... radii and large x / a , is the volume diffusion predominant [ 1 ] . For small particles at low temperatures neck growth is controlled by surface diffusion [ 1,9 ] . Before closing this section , Herring's scaling laws [ 16. 6 G. C. ...
... radii and large x / a , is the volume diffusion predominant [ 1 ] . For small particles at low temperatures neck growth is controlled by surface diffusion [ 1,9 ] . Before closing this section , Herring's scaling laws [ 16. 6 G. C. ...
Страница 7
... radii , the times ti and to necessary to achieve similar changes by sintering , such as neck radii x1 / x2 = λ remain in the relation t1 / t2 = 7m . ( 8 ) This equation can be obtained directly from the sintering equations ( 3 ) . This ...
... radii , the times ti and to necessary to achieve similar changes by sintering , such as neck radii x1 / x2 = λ remain in the relation t1 / t2 = 7m . ( 8 ) This equation can be obtained directly from the sintering equations ( 3 ) . This ...
Страница 11
... radii R in copper as a function of time at indicated temperatures . However , the process of pore shrinkage seems to be more complex . Ichinose [ 27 ] , Zaplatynsky [ 28 ] , and Tournon [ 29 ] experimented with the tubular pores in the ...
... radii R in copper as a function of time at indicated temperatures . However , the process of pore shrinkage seems to be more complex . Ichinose [ 27 ] , Zaplatynsky [ 28 ] , and Tournon [ 29 ] experimented with the tubular pores in the ...