Effect of far-field flow on a columnar crystal in the convective undercooled melt |
Fig. 6. The variation of the growth velocity of the interface versus time t , where k #cod#x003D; 1, C #cod#x003D; 0.3, M #cod#x003D; 0.09, #cod#x0393; #cod#x003D; 0.01, #cod#x03B5; #cod#x003D; 0.2, A #cod#x03BB; #cod#x003D; 3.3, U #cod#x221E; = 0.5 ; #cod#x03B8; = #cod#x03C0; , 3 #cod#x03C0; 4, 2 #cod#x03C0; 3 from top to bottom for cases affected by U #cod#x221E; . |