155 99 7MB
English Pages 311 [309] Year 2010
SpringerWienNewYork
CISM COURSES AND LECTURES
Series Editors: The Rectors Giulio Maier - Milan Jean Salençon - Palaiseau Wilhelm Schneider - Wien
The Secretary General Bernhard Schrefler - Padua
Executive Editor Paolo Serafini - Udine
The series presents lecture notes, monographs, edited works and proceedings in the field of Mechanics, Engineering, Computer Science and Applied Mathematics. Purpose of the series is to make known in the international scientific and technical community results obtained in some of the activities organized by CISM, the International Centre for Mechanical Sciences.
INTERNATIONAL CENTRE FOR MECHANICAL SCIENCES COURSES AND LECTURES - No. 513
PATTERN FORMATION AT INTERFACES
EDITED BY PIERRE COLINET UNIVERSITE LIBRE DE BRUXELLES, BRUSSELS, BELGIUM ALEXANDER NEPOMNYASHCHY TECHNION-ISR. INST. OF TECHNOLOGY, HAIFA, ISRAEL
This volume contains 113 illustrations
This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned specifically those of translation, reprinting, re-use of illustrations, broadcasting, reproduction by photocopying machine or similar means, and storage in data banks. © 2010 by CISM, Udine Printed in Italy SPIN 12821907
All contributions have been typeset by the authors.
ISBN 978-3-7091-0124-7 SpringerWienNewYork
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26
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Interfacial Patterns and Waves in Liquid Layers and Thin Films
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Nonlinear Dynamics of Fronts
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5> LA:EE GHP HG MA> PA>G MA> =KHIE>M BL L>M BGMH LEHP FHMBHG =N> MH >BMA>K >QM>KG:E ?HKL HK EHG@K:G@> BGM>K: :LLNF> MA:M MA> =>OB:MBHG ?KHF >JNBEB;KBNF LA:I> K>F:BGL P>:D :G= MK>:M>= :L : LF:EE I>KMNK;:MBHG >O>KRPA>K> 2A> =KHIE>M FH;BEBMR =>=N= MA>G ?KHF BGM>@K:E = HG :G >JNBEB;KBNF LHENMBHG /BLF>G :G= /HF>:N 2ABL :EEHPL NL MH :OHB= LHEOBG@ =RG:FB< >JN:MBHGL >QIEB= LA:I> 5> LA:EE K FHMBHG H? : 8=KHIE>M =>G>= :L : K PBMA : MABLL 0 2A> =KHIE>M BL LM:MBHG:KR BG MA> :;L>G H? >QM>KG:E ?HKL PA>G 0 =H>L GHM =>I>G= HG IHLBMBHG >QIEB KR LEHP FHMBHG PBMA : O>EHGLN>L PA>G MA> LRFF>MKR BL P>:DER ;KHD>G >@ =N> MH LN;LMK:M> BGAHFH@>G>BMB>L HK >QM>KG:E ?HKL HK B? ;HNG=:KR LEB@AMER I>KMNK;>= %HK : =KHIE>M FHOBG@ PBMAHNM H? OHENF> MA> MBF> =>I>G=>G BG $J BL K>=N= BG MA> E>:=BG@ HK=>K MH MK:GLE:MBHG PBMA : O>EHM NGDGHPG 2ANL MA> MBF> =>KBO:MBO> L MH MA> >QI:GLBHG H? $J :G BGAHFH@>G>BMR IKHIHKMBHG:E MH MA> MK:GLE:MBHG O>EHE=L MA> JN:LBLM:MBHG:KR >JN:MBHG
0 8 0 0 0 #BLCHBGBG@ IK>LLNK> HK >QM>KG:E IHM>GMB:E B? HG> BL IK>L>GM L>I:K:M>= BGMH : LRFF>MKB< I:KM 0 PAB>MKB< I:KM 0 PABM MA> =KHIE>M BGMH FHMBHG 0 0 0
5> :K> EHHDBG@ ?HK : I>KMNK;>= LHENMBHG BG MA> ?HKF 0 ; 0 0
PA>K> 0 BL : LM:MBHG:KR LHENMBHG O>KB?RBG@ $J GHP K>PKBMM>G :L 0 0
2A> KLMHK=>K >JN:MBHG A:L : @>G>K:E ?HKF 0
180
Len M. Pismen
PAB:K HI>K:MHK 8 0 0
:G= MA> BGAHFH@>G>BMR 0 78 0 0 9 2A> HI>K:MHK BL GHM L>E?:=CHBGM 2A> :=CHBGM HI>K:MHK BL 0 8 0
2A> NGDGHPG O>EH= ;R BL GH G>>= MH : BM NGE>LL P>:D =>?HKF:MBHG >QIK>LL>= ;R MA> KLMHK=>K ?NGK>LM 2A> HI>K:MHK A:L : MK:GLE:MBHG:E &HE=LMHG> FH=> MA:M O>KB>L
0 0 8 0
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
0 0 = 0
:G= MA>
0 0 0 = 8 0
==BMBHG:E @K:EL =>I>G=>GM HG MA> NGDGHPG KLMHK=>K ?NG = ;R MA> HI>K:MHK PA>G BM BL FNEMBIEB>= ;R :G= BGM>@K:M>= ;R I:KML : 8 0 0 0 =: 0 0 0 0 =:
0 0 0 0 =:
2A>L> BGM>@K:EL = PBMA MA> @K:E BG $J K>IK>L>GM MA> 2A> I>KMNK;:MBHG 0 >QI:G=>= BG :G@NE:K A:KFHGB ':KFHGB< I>KMNK;:MBHGL PBMA 6 =BLMHKM MA> =KHIE>M ?HHMIKBGM A>G H? MA> = =KHIE>M PBMA MA> K>LI> LRFF>MKR 2A> KLM A:KFHGB< =BIHE> 6 BL AHP>O>K :G >QIMBHG LBG MA> K>LI> I>KMNK;:MBHG H? BL >JNBO:E>GM MH MK:GLE:MBHG PBMAHNM H? ?HKF 2A>K>?HK> BM BL MA> =BIHE> :LRFF>MKR PABQI>= MH L>M MA> =KHIE>M BGMH FHMBHG PBMAHNM :> LA:I> H? BML ?HHMIKBGM MH MA> KLM HK=>K BG :G= BM BL LNGM MH HGER MA> =BIHE> GML H? :EE BGM>@K:EL BG $JL
182
Len M. Pismen -2'-, "3# 2- 17++#207 -$ -,2!2 ,%*#1
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
0 .0 0 =0 0 =0 K>E:M>L MA> I>KMNK;:MBHG H? MA> I>KMNK;:MBHG H? =BL CHBGBG@ IK>LLNK> 0 0 =0
184
Len M. Pismen
.G MA> HMA>K A:G= MA> BGM>@K:E BL MK:GL?HKF>= MH : @K:E ;R BGM>@K:MBG@ BG MA> =BK> :EHG@ MA> K:=BNL =
= : == : =: : 0 0 =
0 0 =0 =0 0
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
% 4 0 0 =0 EG > 0 0 , 0
2A> BGM>@K:E BL = ;R >QMK: I:KM =BO>K@BG@ :M 4 ?HK MA> K>F:BGBG@ GBM> BGM>@K:E MA> NII>K EBFBM >QM>G=>= MH BGGBMR RB>E=BG@ : GNF>KBG=>GM HG MA> ?HKF H? ?NG 0 0
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
0 % 0 % 0 PA>K> 0 BL MA> IK>JNBEB;KBNF PBMA : :M E:R>K H? ;NED NB= 2A> IK>:K E:K@>K =KHIE>ML PABK> ?HK> @KHP :M MA> >QI>GL> H? LF:EE>K HG>L 2ABL BL :G :G:EH@ H? MA> &B;;LT 2AHFLHG >>K> F:LL >Q PBMA MA> IK>IE:L >O:IHK: MBHG 2A> IK>OHENMBHG :L P>EE :L =KHIE>M FHMBHG K>= JN:LBLM:MBHG:KR PA>G BGM>K::D 1BG MA> H? MA> IK> @EB@B;E> $J K>=NL MH MA> =BNLBHG >JN:MBHG PBMA O:KB:;E> >> =BNLBOBMR 0 0
0 8 0 0
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
186
Len M. Pismen
MA> LBFIE>LM H? : I:BK H? =KHIE>ML L>I:K:M>= :M : =BLM:G 9 FNK MA:G MA>BK K:=BB % HG> MA> +:IE: >JN:MBHG NLBG@ MA> ;BIHE:K LRLM>F PBMA MA> ?H =KHIE>M GM>KL 2A> L K>LI>ER K>E:M>= MH MA> ":KM>LB:G L = > :L =
9 LBGA BGBMB:E IHLBMBHGL :G= MA> LG >O>GML =HML F:KD >QMBGO>GML
L= ;R : EBG>:K DBG>MB< >JN:MBHG =-=; 3 - 3- PA>K> - BL MA> ;NED DBG>MB< E:MM>K BL :LLNF>= ?HK LBFIEB MA> L:F> BG MA> =KHIE>M :G= MA> 2:DBG@ BGMH :M MH ;> G>@EB@B;E> P> PKBM> MA> :=LHKIMBHG=BNLBHG >JN:MBHG ?HK MA> LNK?: HG MA> LN;LMK:M> BG MA> =BF>GLBHGE>LL ?HKF - - -
PA>K> >JN:EL MH HNMLB=> :G= BGLB=> MA> =KHIE>M ?HHMIKBGM 2A> LNK?: - BL L= ;R MA> K:@> BG >JNBEB;KBNF PBMA MA> LNK ?: ;R MA> BGO>KL> =>LHKIMBHG K:M> G@MA ;R 3 PA>K> BL MA> LNK?: LN;LMK:M> M E:M>K LM:@>L H? MA> IKHLL PA>G LNK?:M ;NED HG> MA> L:F> >JN:MBHG M:DBG@ BGMH
Thin Film and Droplet Patterns Shaped by Surface Forces
191
:K>G H? :=LHKIMBHG K:M>L HNMLB=> :G= BGLB=> MA> =KHIE>M BL BFIHKM:GM :G= K>IE: =B>K>G H? MA> K>LI> O:EN>L 2A> EH K:MBH H? MA> 8FBEH EHKFBG>L MA> BG N>G H? OBLLL>L HG MA> =KHIE>M LA:I> LNLM:BG>= ;R LNK?: M>GLBHG 2ABL BFIEB>L MA:M MA> K BL MA> MKN> LF:EE I:K:F>M>K H? MA> IKH;E>F =>OB:MBHGL H? MA> H? " ": MH CNLMB?R MA> I>KMNK;:MBHG :IIKH:K K>:EBLMB< >Q I>KBF>GM:E LA:I> H? FBEE>= =KHIE>ML BL HGER P>:DER =BLMHKM>= ;R OBLLL>L $JN:MBHG MK:GL?HKF>= MH MA> ?K:F> FHOBG@ PBMA : =BF>GLBHGE>LL O>EH = :QBL BL LHENMBHG H? MABL >JN:MBHG >QIK>LL>= PBMA MA> A>EI H? :G :IIKH IKB:M> &K>>GL ?NG@K:E HO>K MA> =KHIE>M ?HHMIKBGM :K>: :G= LN;L>JN>GMER MK:GL?HKF>= BGMH : @K:E PBMA MA> A>EI H? MA> &:NLL MA>HK>F /BLF>G %HK : E> FH=NENL + % 3 MA> KFBG>L MA> IKHI:@:MBHG LI>>= BL = BG MABL P:R :L
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
= + + + LBG = LBG + =+
= = LBG + LBG + =+ LM:KMBG@ ?KHF + + + /EN@@BG@ MA> K>LNEMBG@ >QIK>LLBHGL BG $J RB>E=L MA> HGL>M H? FHMBHG !
+ 7 + + + + 9
2A> K:=B:E =>I>G=>G BG $J L:MNK:M>L PA>G MA> =KHIE>M K:=BNL ?:K >Q>=L MA> =BNLBHG:E K:G@> LH MA:M ! :M + GH =KHIE>M ;>EHP MABL EBFBMBG@ O:EN> !> H? MA> EH@:KBMAFB< =>I>G=>G H? ! HG MA> =KHIE>M K:=BNL MA> LBS> =>I>G=>G H? MA> MK:O>EBG@ MAK>LAHE= BG $J LMBEE K>F:BGL BFIEBQIEBI>G=>G >QMK:= :?M>K K>PKBMBG@ $J :L 3 + ! EG 3 (G MA> EBFBM + PA>G MA> EBFBM ! MA> =KHIE>M BL FH;BE> :M + >QI 2ABL LN@@>LML MA:M
194
Len M. Pismen 1M0 0.25 0.2
1M0 0.005
0.15
0.001 0.0005
0.1
0.0001 0.00005
0.05
0.00001 0.02 2
4
0.05 0.1 0.2 6
a
8
a
'%30# 2A> GLBHGE>LL =KHIE>M K:=BNL + (GL>M ;EHPNI G>:K MA> HKB@BG HG EH@:KBMAFB< L 2A> =KHIE>ML :K> FH;BE> ;>EHP MABL
MA> K:=BNL H? FH;BE> =KHIE>ML BL ;HNG=>= ;HMA ?KHF ;>EHP :G= :;HO> :L BM BG=>>= ?HEEHPL ?KHF MA> >QBLM>G H? : F:QBFNF BG MA> K:=B:E =>I>G=>G H? MA> I:K:F>M>K LN>G BG %B@ !>RHG= MA> EH= NLBG@ ?NKMA>K M>KFL BG MA> >QI:GLBHG 2A> =BIHE> GM H? MA> M>KF JN:=K:MB< BG < O:GBLA>L :G= MA>K>?HK> MA>K> BL GH K 2A> =BIHE> GM H? MA> MABK=HK=>K M>KF BL < PA>K>
+ + + + + + + +
2ABL GM BL G>@:MBO> A>G MA> ;B?NKKOB:MBHGL ! ! ! MA> O>EH GLBHGE>LL =KHIE>M K:=BNL + ?HK H;M:BG>= =BK>@K:MBG@ :EHG@ MA> =BK> BGBMB:E :=O:GLNEMBG@ K>=BG@
=>I>G=L HGER HG MA> K:MBH
+ 3% < ' ":
2A> >JN:MBHG ?HK ?HEEHPBG@ ?KHF $J BL
= #
I:K:F>M>K #
%3 % + EG EG !
PA>K> 3 2A> ?NGO:EN:M>= :L
7 9
196
Len M. Pismen Ca 0.006 0.0055 0.005 0.0045
0.01 0.02 0.03 0.04 0.05 0.06 0.07
'%30# 2A> =>I>G=>G H? MA> K HG MA> =BF>GLBHGE>LL K:=BNL ?HK 2A> =:LA>= EBG> LAHPL MA> :LRFIMHMB< =>I>G=>G
PA>K> = BL : 1MKNO> ?NG ?NGL FHGHMHGB =>I>G=>G H? MA> K HG MA> =BF>GLBHGE>LL =KHIE>M K:=BNL H;M:BG>= :G:ERMB NGL:MNK:M>= :G= L:MNK:M>= K>@BF>L K>LI>ER :M LF:EE :G= E:K@> (G MA> ?HKF>K HG> MA> :IIKHQBF:MBHG " MH H;M:BG ": EG (G MA> HIIHLBM> EBFBM :G= EG ":
2ANL MA> O>EHL PBMA =KHIE>M LBS> BG MA> NGL:MNK:M>= :G= => :L>L BG MA> L:MNK:M>= K>@BF> BG :@K>>F>GM PBMA >QI>KBF>GM +>> :G= GNF>KB %HK BGM>KF>=B:M> O:EN>L H? MA> =>I>G=>G H? O>EH= ;R LHEOBG@ $J GNF>KB= BG %B@
Thin Film and Droplet Patterns Shaped by Surface Forces
197
#*62'-, 2- 22'-,07 22#0,
M AB@A =BNLBOBMB>L PA>G =KHIE>ML =H GHM MK:O>E LIHGM:G>HNLER MA>R LMBEE NG=>K MA> BGN>G H? FNMN:E BGM>K: LNK?:IE>MBHG BG MA> ?:K >E= H? : LM:MBHG:KR =KHIE>M :M =BLM:GL ?:K >Q>=BG@ BML K:=BNL BL P>EE :IIKHQBF:M>= ;R MA> LM:MBHG:KR LHENMBHG H? $J PBMA - K>IE:= ;R - :G= ;R MA> =>EM:?NG= ;R MA> =KHIE>M :K>: - + 9 2A> LNK?: =KHIE>M BL I>KMNK;>= ;R MA> ?:K >E= H? BML G>B@A;HKL 2A> K>LNEMBG@ K>I>EEBG@ BGM>K : =KHIE>M EHK> BL : GNF;>K H? =KHIE>ML MA>BK : 2ABL E>:=L MH MA> >JN:MBHG H? FHMBHG ?HK =KHIE>M GM>KL + = ! + =;
2ABL BL : @K:=B>GM =RG:FBF = ! ( =; + >OHEOBG@ MH FBGBFBS> MA> IHM>GMB:E ( + +
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2A> LNK?:IE>MBHG BG MA> ?:K >E= H? : LM>:=BER FHOBG@ =KHIE>M H;M:BG>= ;R LHEOBG@ $J PBMA - K>IE:= ;R - :G= ;R MA>
198
Len M. Pismen
1
0.5
0
-0.5
-1 -1
-0.5
0
0.5
1
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
Thin Film and Droplet Patterns Shaped by Surface Forces
199
'%30# 1NK?:IE>MBHG BG MA> ?:K >E= H? : LM:MBHG:KR =KHIE>M E>?M :G= =KHIE>ML IKHI:@:MBG@ PBMA MA> LI>>= < GM>K :G= < KB@AM 2A> =KHIE>M IHLBMBHG BL F:KD>= ;R : =HM 2A> :K>: PBMA LNK?:IE>MBHG :;HO> MA> L:F> E>O>E BL LA:=>= LAHPBG@ MA> =>IE>MBHG BG MA> M:BE K>@BHG BG:LBG@ :M AB@A>K LI>>=
2Y
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PA>K> MA> =>KBO:MBO> H? MA> LNK?:IE>MBHG @BO>G ;R $J BL = :M : GM =BLM:G ;>MP>>G MA> =KHIE>ML :M MA> FHF>GM ; >JN:E MH
9 ;
200
Len M. Pismen Ma2 0.03 0.025 0.02 0.015 0.01 0.005 -2
2
4
6
x
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PA>K> MA> FHF>GM H? LM :IIKH:G :L ; ->@E> H? MA> O>EH =:QBL MBF> ; BG $J K>IE:= ;R =@K:MBHG BL LAHPG BG %B@ :G= : FHK> JN:GMBM:MBO> >Q:FIE> H? MA> H? MA> LKBG@ :G@E> PBMA =BLM:G BL LAHPG BG %B@ 2:D> GHM> MA:M =N> MH : ?:LM>K =>IE>MBHG :A>:= H? MA> =KHIE>M LKBG@ E:K@>ER ::=R :?M>K MA> =KHIE>ML A:O> I:LL>= MA> IHBGM H? LM :IIKH:K:M> =>OB:MBHGL : K>:LHG:;E> :IIKHQBF:MBHG ?HK MA> LKBG@ :G@E> :M BGGBMR > @BO>L MA> ?HKFNE: G>@E> = MH *
! * +
= PBMA MA> A>EI H? MABL ?HKFNE: HGER P>:DER => I>G=L HG O>EH FNK =>I>G=>G HG MA> L>I:K:MBHG BGM>KO:E BL LAHPG BG EH@:KBMAFB< L BG %B@ ;>EHP
Thin Film and Droplet Patterns Shaped by Surface Forces
201
0.028
Ma2
0.026 0.024 0.022 0.02 0.018 0
4
2
6
8
10
v
Ma2
0.1 0.05 0.01 0.005 0.001 0.0005 1
2
3 Y
4
5
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202
Len M. Pismen 0.9 0.85 0 0.8 Ps
-0.001
0.75
-0.002 -0.003 -0.004
0.7
0.7
0.8
0.9
20
25
30
0.65 5
10
15 h
'%30# #>I>G=>G H? MA> LM:MBHG:KR EF MABLL HG MA> I:K:F>M>K 2A> MPH ;K:GL H? MA> LHEB= LAHP MA> O:EN>L H? 0 :G= MA> =:LA>= EBG> LAHPL MA> BGM>KF>=B:M> NGLM:;E> LM:M> 0 (GL>KM =>I>G=>G
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. $ $
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Thin Film and Droplet Patterns Shaped by Surface Forces
203
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
> 0 0 0 0 0
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204
Len M. Pismen 12
0.86
h
10 8 6
0.68
4 -50
0
50
100 x
150
200
250
300
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PA>K> BL FBGMB:E H? MA> :F;B>GM O:IHK IA:L> BL :G >> K:M> S>KH E>O>E H? LIHG=L MH >JNBEB;KBNF PBMA L:MN K:M>= O:IHK HO>K : :M BGM>K?: LNGMER K>FHO>= ?KHF MA> LN;LMK:M> :G= GHM LN;C>QM>KG:E ?HKL 2A> O:IHK:MBHG L . 6 BL =>M>KFBG>= ;R MA> ;:E:G ;>MP>>G :=O> F:LL MK:GLIHKM :EHG@ MA> EF PBMA 8 0 . :G= >O:IHK:MBHG 5> LA:EE K MA> PA>G >O:IHK:MBHG BL LNGMER LEHP LH MA:M MABL L BL = PBMA MA> BGM>KG:E L 4 MA:M =>M>KFBG>L MA> >QM>GM H? : K>@BHG PA>K> MA> BGM>K?: F:R ;> LMKHG@ER = =N> MH BGM>K: LN;LMK:M> 2A> K>LI> MBF> LL :K> &
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205
BL MA> LF:EE I:K:F>M>K H? MA> IKH;E>F 5> LA:EE =BLMBG@NBLA ;>MP>>G MA> LAHKML =BF>GLBHGE>LL L :G= MBF> ; :G= MA> EHG@L O:KB :;E>L & :L P>EE :L ;>MP>>G MA> K>LI> @K:=B>GM HI>K:MHKL :G= (G : LGHM> L GHKF:E MH MA> ?KHGM :G= > HK * MA> MK:GLO>KL> L 3LBG@ MA> 8BGG>K LAHKM :G= MA> 8HNM>K EHG@ LL P> K>PKBM> $J :L
0
0
78 0 9 78 0 9
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206
Len M. Pismen
EF MABLL BG MA> F:M@BHGL F:R =>OB:M> ?KHF MA> >JNBEB;KBNF O:EN>L 0 MA:G " +BG>:KBSBG@ 0 MA> NQ>L 2 ;> >QIK>LL>= MA>K>?HK> :L 2 0 PA>K> 8 0 0 :K> >> =BNLBOBMB>L (M BL GHM:;E> MA:M BG LIBM> H? : LMKHG@ =>I>G=>G H? FH;BEBMR HG 0 MA> >> =BNLBOBMR MNKGL HNM MH ;> E:K@>K BG MA> EF =HF:BG L>> %B@ 2A> F:LL NQ MAKHN@A MA> ?KHGM BL G ;R >BMA>K H? MA> >JNBO:E>GM >QIK>LLBHGL -0 2 2 0 2 0 2 -0 8 0
0 0
-*4 '*'27 -,"'2'-,
(M K>F:BGL MH =>M>KFBG> MA> KLMHK=>K BGM>K?: K>E:M>= O:EN>L H? MA> EF MABLL 0 :M MA> F:M BGM>K?: %HK MABL INKIHL> $J BL BGM> @K:M>= MPB MH RB>E= 2 -0 = = == 8 0 =
Thin Film and Droplet Patterns Shaped by Surface Forces
207
D
0.01
0.001
0.0001
0.65
0.7
0.75
0.8
0.85
0.9
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2A> BGM>@K:MBHG =>M>KFBG>= ;R NLBG@ MA> :;HO> >QIK>LLBHG BG $J :G= LHEO:;BEBMR :K BGAHFH@>G>HNL >JN:MBHG 2A> IHLBMBHG = BL :K;BMK:KR :G= LAHNE= ?:EE HNM H? MA> G:E K>LNEM 2A> EBG>:K HI>K:MHK = 0 =
BG $J BL L>E?:=CHBGM :G= A:L : S>KH >B@>GO:EN> LIHG=BG@ MH MA> MK:GLE:MBHG:E &HE=LMHG> FH=> 0 = ,NEMBIERBG@ $J ;R 0 = :G= BGM>@K:MBG@ RB>E=L
0 0 2 -
PA>K> MA> BGM>@K:EL =>I>G= HG MA> LM:MBHG:KR ?KHGM IKHE> HGER 70 = 9 == 7 0 =0
0 = 0 = = =0 = 0 =
0 8 0 8 0 7 0 0 0 0 0 0 =0 =0
7 0 8 0 7 0 3 0
0 = ==
2A> O:EN> 0 0 = G MH NGLM:;E> BGM>KF> =B:M> LM:MBHG:KR LHENMBHG 0 ;NM MABL BL GHM G>LL:KR :L :GR O:EN> PBMABG
208
Len M. Pismen
MA> BGM>KO:E 0 0 0 PBEE M :L P>EE 2A> BGM>@K:E BL K>= :L =BF>GLBHGE>LL EBG> M>GLBHG HK >G>K@R I>K NGBM E>G@MA H? MA> ?KHGM 2A> =>I>G=>G H? MA> >QLL FBGMB:E HG BG $J >QIK>LL>L : # :G:EH@ H? MA> &B;;LT2AHFLHG K>E:MBHG PABE> MA> HMA>K MPH M>KFL @BO> =RG:FB< MH MA> NQ MAKHN@A MA> BGM>K?: 2A> MPH O:EN>L H? FBGMB:E HK EF MABLL 0 MH ;> NL>= :L BGM>K?:K >JN:MBHG :K> H;M:BG>= ;R F:M HNM>K EBFBM H? MA> BGG>K LHENMBHG PBMA MA> BGG>K EBFBM H? MA> HNM>K LHENMBHG 2A> EBFBM H? MA> BGG>K LHENMBHG :M = BL
EBF = - 2 = =
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8 0 8 0 7 0 8 0 2ABL ?HKFNE: MH@>MA>K PBMA $JL :G= RB>E=L EHE:MBHGL ;>MP>>G MA> O:EN>L H? FBGMB:E :G= NQ>L HG ;HMA LB=>L H? MA> ?KHGM PAB :L MA> ;HNG=:KR K >JN:MBHGL .G> GMB:MBG@ MA> BGM>@K:EL PBMA K>LI> O:KB:;E> EBFBM MA:M MA> EBFBMBG@ O:EN> H? = BL BG=>>= BG=>I>G=>GM H? = PABM MH S>KH HK 0 2A> K>LI> EBFBML 0 H;M:BG>= NLBG@ MA> G>:K>JNBEB;KBNF EBG>:KBS>= K>E:MBHG
0 0 0
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Thin Film and Droplet Patterns Shaped by Surface Forces
209
H? $J BL G>@EB@B;E> :G= BM K>=NL BG MA> E>:=BG@ HK=>K MH MA> BGAH FH@>G>HNL '>EFAHEMS >JN:MBHG 8
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8
210
Len M. Pismen 0.4
c
0.3 0.2 0.1 0
0.65
0.7
0.75
0.8
0.85
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U K8GOZ K8GOZ 4 @Y74 WGMW JW+ =+ G%JGBO . +Z+OJ+= GO JWGZ Z+MJGBO MBZ+U BBZ
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+J+= JB JW+ ?+= B OOBJ+MWOBBU O= +Z.BOZG+ B JW+ B JGBO B GOJ+ +ZJGO OOB!ZM+ Z8 M+ ZJ 8MJ8 +Z M+= 8OJ8 =BJZP 6BOZG=+ ? B ZBG= M UZJGO+ J+ G =+.BZGJ+= BO Z8 M+ B Z8ZJ J+ =+ B OBJW+ M UZJGO+ J+ G DBG=!BO!ZBG= =+.BZGJGBO GZ M+= +.GJU4 O= W+O JW+ =+.BZGJ+= J+ G GZ =G3+ +OJ B JWJ B JW+ Z8ZJ J+ GJ GZ M+= W+J+ B!+.GJU 2W+ =+.BZGJGBO . BM+ZZ GZ BJ+O =BO+ U +OZ B + B JBZ B B+M8+Z WGJJGO JW+ Z8ZJ J+4 JW+ ZB!M+= B+M8
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O+= MMB =GOU DGOM+ JW+ M UZJ JJGM+ Z.MGOZ GO JB =G3+ +OJ J+ GZ 8Z8U =G3+ B BO+ OBJW+ "1 /",4 JW+ ? BZ GO O +ZJGMU ZJ +ZZ+= ZJJ+4 O= WZ +ZJGM +O+ U ZJB += GO GJ /4 Z +Z8J B ZB+ ,8MJ8JGBO4 Z .+ J8 JGBO GO JW+ B B Z WG ..+ Z BO JW+ ? Z8 M+4 JW+ + G + B + BB GOZG=+ JWGZ WG B JW+ JBZ B JW+ ? JB =58ZJ JW+G GOJ+ JBGM Z.MGO JB JW+ OB +8GG G8 %8+4 WGMW G += JB JW+ =+M +Z+ B JW+ +ZJGM +O+ U 2WGZ
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Alexander A. Golovin
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+Z.BO=Z JB J+ JG+ JWO B B + -NNN +. GOJ+= GJW .+ GZZGBO B B B M + -NNN4 -NNN U JW+ X+ GMO WUZGM DBMG+JU T+. GOJ+= GJW .+ GZZGBO B D. GO+
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Alexander A. Golovin
GO 8Z+= /O JW+ .. BGJGBO B GO+ +ZJGMGJU JW+B U4 , O= + MBOO+MJ+= U JW+ BBGO +JGBO [O=8 O= [GZWGJZ 4 @$@ , 0 - . F
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Interfacial Phenomena in Materials Science W+ + 90
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Alexander A. Golovin
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Alexander A. Golovin
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