A Stochastic Model of Crystallization in an Emulsion - Laboratoire de ...
A Stochastic Model of Crystallization in an Emulsion - Laboratoire de ...
A Stochastic Model of Crystallization in an Emulsion - Laboratoire de ...
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T T <br />
2at N N N<br />
2at<br />
N N 2<br />
2 e E J( u ) (1 ϕ ) u dx dt + e E b( u , ϕ ) dx dt } .<br />
S<strong>in</strong>ce the sequences<br />
0<br />
0<br />
T<br />
T <br />
2at<br />
N 2<br />
2at<br />
N N<br />
( e E|| u || dt ) , ( e E ∇( u ) ∇u<br />
dx dt ) ,<br />
0<br />
N∈<br />
T T <br />
( E<br />
2at<br />
e<br />
N 2<br />
( u ) d dt ) , (<br />
2at<br />
e E<br />
N N N<br />
J( u ) (1 ϕ ) u dx dt)<br />
0<br />
<br />
N∈<br />
T<br />
2at<br />
N 2<br />
<strong>an</strong>d ( e E|| u u || dt)<br />
are boun<strong>de</strong>d <strong>in</strong> R,<br />
a subsequence c<strong>an</strong> be found, still <strong>in</strong><strong>de</strong>xed by N,<br />
such that the above sequences<br />
converge <strong>an</strong>d consequently,<br />
Let us set<br />
N∈<br />
T <br />
2at ∞<br />
= E|| u || + 2 e E u u d dt<br />
N∈<br />
T<br />
T <br />
2at N 2<br />
2at<br />
N N<br />
2a lim e E|| u || dt 2 lim e E ∇( u ) ∇u dx dt<br />
0<br />
T T <br />
2 limE<br />
2at e<br />
N 2<br />
( u ) ddt + 2 lim<br />
2at<br />
e E<br />
N N N<br />
J( u ) (1 ϕ ) u dxdt<br />
0<br />
T <br />
2at<br />
N N 2<br />
+ lim e E b( u , ϕ ) dx dt.<br />
T T<br />
= 2a 2at N 2<br />
e E|| u u || dt 2<br />
2at<br />
N N<br />
e < Au Au , u u > dt+<br />
N<br />
0<br />
T <br />
2<br />
2at<br />
e E<br />
N N N<br />
[ J( u ) (1 ϕ ) J( u) (1 ϕ)]( u u) dx dt+<br />
0<br />
T<br />
T<br />
2at N N<br />
2<br />
2at<br />
N 2<br />
e E ( b( u , ϕ ) b( u, ϕ)) dx dt + e E|| u u || dt.<br />
0<br />
T<br />
Remark that c( J, , b) 2at<br />
N 2<br />
e E|| ϕ ϕ || dt+<br />
Moreover, s<strong>in</strong>ce<br />
N<br />
<br />
<br />
<br />
0<br />
0<br />
0 2<br />
0<br />
0<br />
0<br />
0<br />
0<br />
<br />
T<br />
2at<br />
N 2<br />
(1 2 a + c( J, , b)) e E|| u u || dt.<br />
0<br />
T T<br />
= 2a 2at N 2<br />
e E|| u || dt 2<br />
2at<br />
N N<br />
e E < Au , u > dt+<br />
N<br />
0<br />
18<br />
0<br />
0<br />
0<br />
<br />
<br />
<br />
<br />
0<br />
<br />
<br />
N∈<br />
(17)