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200
y (0.01 mm)
150
100
50
0 0
50
100
150
200
x (0.01 mm)
m(0/!$'&H")(0!m6& ")U-O!,Y&S-%103")(05F!,31*10-]")h&H$'^")U-%(0/!1*65(0#"]-%!7$)I10#&H")& "]")U3D")R$]H,")U7`54o&H(* 67$)D(07/^RU742Q& "%"%$'&!3"'&H#"5#")(0D57-%1[gFh([")Um$'& ")S!,O?DE ?!?5?!?!=F42/ H4 -EOW (0-? 2 &! (*-Sc?S4 H-E
Contact time (105 s)
16 14 12
-9
2
40
1 × 10-8 cm2/s 1 × 10 cm /s 1 × 10-7 cm22/s -6 1 × 10-6 cm2/s 5 × 10 cm /s
D= = = = =
35
10 8 6 4 2
30
5
D= = = = =
Contact time (10 s)
18
25
0
-9
2
0.4
0.5
1 × 10-8 cm2/s 1 × 10 cm /s 1 × 10-7 cm22/s -6 1 × 10-6 cm2/s 5 × 10 cm /s
20 15 10 5
(a)
j
(b)
0 0.1
0.2
0.3
0.4
0.5
Chemotacticity
0.6
0.7
0.1
0.2
0.3
0.6
0.7
Chemotacticity
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25
β = 0.2 = 0.3 = 0.4 = 0.5
20 5
Contact time (10 s)
15 10 5 0 10-4
(I)
(II)
-3
(III)
-2
(IV)
-1
10 10 10 100 Diffusivity (10-6 cm2/s)
101
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200.0
200.0 (a)
Cell A
100.0 Cell B
Cell A
100.0 Cell B
50.0
50.0 0.0 0.0
(c)
150.0 y (0.01 mm)
150.0
0.0 0.0
50.0 100.0 150.0 200.0 x (0.01 mm)
200.0 (b)
y (0.01 mm)
y (0.01 mm)
150.0 Cell A
100.0 Cell B
50.0 0.0 0.0
50.0 100.0 150.0 200.0 x (0.01 mm)
115.5
50.0 100.0 150.0 200.0 x (0.01 mm)
110.0
115.0
114.5
114.0 79.5
80.0 80.5 x (0.01 mm)
81.0
y (0.01 mm)
y (0.01 mm)
y (0.01 mm)
115.0
112.0
109.0
106.0 79.5
105.0 100.0 95.0
82.0 84.5 87.0 x (0.01 mm)
89.5
90.0 90.0
95.0 100.0 105.0 110.0 x (0.01 mm)
Y STU7k6&H")U+" h]3101*-"'&!aQ hU(010;>&5BIeH")U & $)L-%R$)3")(0/oRU742Q& "%"%$'&!3"'&H#"Z!D")(0D!-%1[gJ&HJ-%(0/5&!10(0/m&!'U !")U73$h(0")U -)&H42O- "%$)3/!")UE&QBZTU72 93" H,j'U42H"'&!3")(0([" g ! !D"'&H3" ")(042k,GH$k7(93$)#" 'U425&H"%"%$'&!R"'&!#"I7(9-%(0!+# 23(*3D")-EI;eBTUS 9R"H,O7(9-%(0CD([" go!+5#"'&H3"")(*42,G!$( 9R$)#"'U342!"'&!R")(*3(0")(0-E
0.2
c(Rs,t) (g/cm3)
0.002
0.15
R
0.001
0.1 0 3 10
10
4
10
5
10
6
10
7
0.05
R 0 101
102
103
104 t (s)
105
106
107
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j
21! 1c . $ 1 8V: KBK_> 9CA P I A;8 A;7 8 JSG U J > PDP 8 U AgJ 78 @ GIeACA P IJ ADI U A A P I U 9 ] G P A ? :K A;: (I K 8 P 9;: @ > K I AD:BG U EG @ Ie: U : U H:Bd 8QJ\G U 9;:_E8 P AD78Q9DJS8 U I P :BG : U 7: P JS8 K : U 8 I U E K I >U J 7": U d ] G9C:BA;:_G U G2NgJS8 KBK 9 i2i i i2i/JS8 KBK 9 I P 8 K I >U J 78#E : U 8 IJ 7 9C: @ > K I AD:BG U NcG P W I P :BG > 9 W I K_> 8 9 GeN)G ? 9MA I2J K 8 ? G >U EI P L P 8 IJ AD:BW:BA;:_8 9 I U E ` 8 K E ] G P G9;: AD:B8#9 578 J K G J ^9MA I P AD9QI U E J\8 K_K 9QI P 8 9;: @ >K A I U 8 G > 9 K L K I >U J 78 EFN P G @ A;78 : P P 8 9 ] 8#J A;:_W28 ] G 9C:BA;:_G U 9VG U AD78 9CADI P A K : U 8 7: K 8 A;78 9CG > P J\8 K : U 8 : U 9CADI U A I U 8 G > 9 K L ? 8\d2: U 9 ] P G E > JS: U dJ 78 @ GI ACA P IJ A I U A 578 ] P : @ I P L G ? 9;8 P W I ?K 8 :_9 A;78VA;: @ 8 P 8 b > : P 8#EFNcG P AD78 J\8 K_K 9VA;G A P I W28 P 9;8 A;78/i @/@ E : P J\8 P 8SNc8 P;P 8 EFADGZI9
A;7"8 A P I U 9C:BA A;: @ 8 * E 8 U GeA;8#E
4Q9Q9;G @ 8/JS8 K_K 9 @ :_d27A d8SAQA P I ]] 8 E : U 9;: 9 I J\8 K_K "7 :_J 7 dG8#9 ? 8\LG U E^AD78 K : @ :BAD9 eG N AD78 EG @ Ie: U : U I U LZG U 8 E : @ 8 U 9;:_G U 8 U AD8 P 9 N P G @ A;78 GeAD78 P 9C:U EI P :_8 9I P 8 : @ ] 8 U 8SA P I ?"K 8 ADG/J\8 K_K 9
6
8FJ 7"I P IJ AD8 P : [ 8%G > P G ? 9CADIJ K 8 ` 8 K E9 ? L($I & ] G P G9;: AML $ ? & ] G P 8F9C: [ 8FE : AD:BG U 9 I U E $J&A;G P A > G9;: AML !5 G G ? ADIe: U ] G P 8%9;: [ 8 E : A;:_G U 9(8 @ #8 I29 > P 8 AD78/W28 P A;: P NI2J\8 9 4Q9 @ 8 U A;:_G U #8 E
: U = 8 J h ] G P G9C:BAML : : I U AD: ` 8 E&I29 ;A 78 P I AD:BG^G2NWG2:K AD9 NcG P 8#I2J 7 ] G P G9;: AML%G W8 P A;8 U P 8#I K : [ I A;:_G U 9! :BA;7 E : 8 P 8 U A P I U E G @ 9C8 8 E9 U H!:_d h-$I & (8 ] P 8#9C8 U A ] G P 8 9;: [ 8 E:_9CA P : ?"> A;:_G U 9 NcG P I K_K ] G P G9C:BA;:_8 9(JSG U 9C: AA :_J\8VAD78 P I2E : > 9 > 9;8 E A;G d28 U 8 P I A;8QA;7"8 ` 8 K E9 # G 8 W28 P I29^: U J P 8#I29;8 9 ( 8 G ? 9;8 P W28 I
? P GIE 8 P ] G P 8 C9 : [ 8E : A;:_G U U H!:_d h-$ ? & 389;7G A;78 I W8 P Ied8 ] G P 89C: [ 8 W 9C 4V9 8\R ] 8 JSA;8#EAD78 I W28 P I2d28 ] G P 8Q9;: [ 8QI K 9;G : U J P 8 I9C8#9gI29EF: U J P 8 I9C8#9 ;$ 8Q7I W28VJ\G U 9;:_E8 P 8 E I JSG U 9MA I U A P I2E : > 9 NcG P 9;: @ "] K : J A > P 8QJ P 8 I AD:BG % U ] P GJ\8 9D9 G U 8 @ :_d27Ag7I W28 @ G P 8VJ\G U A P G K G W8 P AD78 ] G P 8V9;: [ 8 E : AD:BG U & U 2I EE: AD:BG U (8 7 I W28 NcG > U E AD7"I A G U I W28 P I2d28 ] G P 8/9C: [ 8/:K AD9 U G2A 9;7G U & U d28 U 8 P I K *9 @ I KBK 8 P d2:_W28#9 I ? P GIE 8 P E : AD:BG U GeN ] G P 8/9C: [ 8#9 # G (8\W8 P d8 U 8 P IeA;:_G U I29 8 KBK I29(I ]"]K :U E I P L%J\G U E :BA;:_G U 9 ? 8 J\G @ 8 \J G / @ ]> A I AD:BG U I _K K L @ G P 8 \8 R ] 8 U 9C:_W28 ? 8 J I > 9;8 :BA;7F9 @ I KBK 8 P G U 8 9;7G >K E > 9C8I @ G P 8 `"U 8 K L E:_9DJ P 8SAD: [ 8 E^E G @ I2: U
8FE 8 `"U 8FA;G P A > G 9;:BAMLI29 A;78 ] IeA;7 K 8 U deAD7 P 8 b > : P 8#EG U I W28 P I2d28%ADG A P I W8 P 9C8%AD78^G ? 9CADIJ K 8 ` 8 K E,E :_W:_E8 E ? L :K E 8 b > I K AD78A;G P A > G9;:BAML @ >K A;: ]K :B8#E ? L A;78AD: @ 8 P 8 b > : P 8#EADG A P I W28 P 9;8(I U G ? M9 A I2J K 8 N P 8\8 ` 8 K E5aG @ 8 I29 > P 8ADG P A > G 9C:BAML 8 C9 8\A #i2i i i2i N >K_K L J 7"8 @ GeA I2J AD:_J ] P G ? 8 SJ 8 KBK 9$c: 8 : P SJ 8 IeA h @ @ 8 J\I KBK AD7"I A A;7"8 P I U E G @/K L^G U I K : U 8%I A A;78 ] G 9C:BA;:_G U R i j // G ? 9MA I2J K 8 ` 8 K E :_9 K G J\IeA;8 E ? 8SA (8\8 U R @ @ I U E R Q@ @ 4 9MA I U E"I P E @ >K AD: I K 28 P 9C: @ >K I AD:BG U :U EI P :B8#9 G P @ G E 8 P I AD8
` 8 K E%: U : U : AD:_I KBK L/8 9CADI ?K : 2d 7ZA;78 G ? 9MA I2J K 8 ` 8 K E! G U 9C8#b > 8 U A K L 2(8 G ? ;9 8 P W28VA;7"IeAVI 9;:Bd U : ` \J I U A U>@ ? 8 P GeN)JS8 KBK 9 ? 8#JSG @ 8 A P I ]] 8#E I29 9;7G U : U H:Bd 57 > 9I N > P AD78 P E 8#J P 8 I9C8 : U EG 8#9 U GeA K 8 IE ADG/I K I P d28 J 7"I U d 8
: U 57:_9:"@ :B;A 7 A; G Z57: d2d8 9CAD9 A;7I A @ G E 8 P I AD8 P 8#I2J AD:BW:BA;:_8 9 i5 i5 !$J\G PDP 8#9 ] G U E : U dZADG f)8/GeN #i65 I P 8 9;G @ 8\7G NI W2G P I ?K 8 NcG P J 78 @ GeA I R :K A;: ]K 8%G ? 9CADI2J K 8 ? G >"U EI P _: 8 9 G U J 78 @ GeADIJ DA :_J P 8 9 ] G U 9C8 78 @ GI A;A P I2J A I U AJSG U JS8 U A P IeA;:_G U
d P I2E:B8 U A 9: U E : P 8#J A;:_G U 9 U G P @ I K ;A G ? G >U E"I P :B8#9!W I U :_9;7%I A U G U P 8 IJ AD:BW8 ? G >U "E I P :B8#9 7:U EI P :_8 9 P I2E:B8 U A 9 ] G2: U A I I L N P G @ P 8#I2JSA;:_W28 ? G > U EI P :B8#9 P 8 ] 8 K_K : U dZJ\8 K_K 9 8 I2JSA;:_W28 ? G "> U EI P :_8 9 G U
G ]"] G9C:BA;8 9;:_E 8#9 GeN)I%JS8 KBK AD7 > 9NcG P JS8 A;7"8JS8 K_K ADG AD78 @ :_E"E K 8 eG NaAD78 dI ] G P J 7"I U"U 8 K? 8SA (8\8 U AD78 @ g57"8 J\8 K_K 9 A;7"IeA @ :Bd P IeA;8Q: U A;78 @ :_E"E K 8 G2N!J 7"I U"U 8 K 9ADI 8Q9;7G P A;8 P ] I ;A 79gADG P 8 IJ 7%A;7"8 9;G > P J\8 K : U 8 : U J\G @/] I P : 9;8A;7"8 E 8\ADI2: K 8 E 9MA P > JSA > P 8 G2N A;7"8 ? G >U EI P :B8#9V: 9CA P I AD8 E ? L%AD78 P 8 ] P 8 9;8 U ADIeA;:_W28 I
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78 P 8 d P IE :B8 U A A;7 P 8 9;7G K E9QI P 8W:BG K IeA;8#E U !H :_d j I8 : K_KB> 9MA P IeA;8AD78 9;8 E8 I2E [ G U 8 9VNcG P I ] I P A;:"K I P P 8 I K : [ I AD:BG U NQI JS8 KBK 7"I ]"] 8 U 9ADG 8 U AD8 P I E 8#I2E [ G U 8 : A : K_KU GeA/E 8SAD8 JSA/I U L09;:Bd U I K I U E : K_K AD78 P 8SNcG P 8 @ G W8 P I U E G @/K L 6)VGeAD8 A;7"IeA A;78#9C8 [ G U 8#9 I P 8 U GeA K : @ :BA;8 EZADG/A;78 P 8\d:BG U E 8 `"U 8#EFI9: U 9C:U A GeN E 8 IE [ G U 8/I P 8#I W 9 NcG P A (G E : 8 P 8 U A 9 $I W8 P Ied28#E G W8 P i P 8 I K : [ IeA;:_G U 9(8#I2J 37 &(: U H:Bd j ? (HG P ? G2A;7 9 J\G U 9;:_E8 P 8 E @ G E 8 P IeA;8 P 8 I2JSA;:_W: AD:B8#9
h
78 KB] P 8#E > SJ 8 A;7"8 ADGeA I K I @ G >"U A GeNE8 I2E [ G U 8/I P 8 I 57":_9 : 9;8 : AD7 @ G E 8 P I AD8 P 8 IJ A;:_W: AML ? G >U EI P :_8 9 I2JSA I29 9C: U 9 P 8 E > JS: U d A;7"8 J 7 8 @ GI ACA P IJ A I U A JSG U JS8 U A P IeA;:_G U U 8 I P AD78 @ @ I : U d ;A 78 * - d P I2E :_8 U A 9 K I P d8 P # G (8\W8 P U G U P 8 IJ AD:BW8 ? G >U EI P :B8#9 I K_K G A;78ZJ 78 @ GIeACA P IJ ADI U A J\G U J\8 U A P I AD:BG U DA G ?> : K E >] J I > 9;: U d^9;7"I KBK G8 P
U G P @ I K : [ 8 E^d P IE :_8 U AD9 Q578#9C8 U 8 I P ? G >U E"I P L P 8\d:BG U 9 ? 8 J\G @ 8 E 8#I2E [ G U 8#9 7"8 U AD78 9;8 9;7"I KBK G d P I2E :_8 U AD9QE P G ] ? 8 K G AD78 ] P 8 9DJ P : ? 8#E DA 7 P 8 9;77G K E H > A;78 P @ G P 8 2I 9C : U J P 8 I9C8#9 AD78ADGeA I KaK 8 U deA;7 G2N ? G >U EI P LFE 8 J P 8#I29;8 9; 7:U A GeNE8 I2E [ G U 8 I P 8 I
578 U I A > P I K b > 8 9CA;:_G U%? 8 J\G @ 8 9' "7 :_J 7%G2N AD78 9;8 A (G 8 8 JSAD9:_9 @ G P 8 : @/] G P ADI U Ag: U J I > 9;: U d A;78 @ : U : @ >@ : U W 9 F5!G I U 9 (8 P AD7:_9 b > 8#9MAD:BG U (8 ] 8 P NcG P @ 8 E 9C: @ >"K IeA;:_G U 9 :BA;7 @ > J 7 K G8 P AD7 P 8#9C7"G K E9 8* 8#J AD:BW8 K L8 K : @ : U I AD: U d I K_K E 8 IE [ G U 8 9 8 @ 8 I9 > P 8 E A;78(E 8 ] AD7 G2NAD78 @ : U : @ > @ : U $-& 2E8 `"U 8#E I29*A;78E : 8 P 8 U JS8 ? 8\A 8 8 U $i'& $ ,i & IUE
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9 >@/] A;:_G U G2NgJ 78 @ GI ACA P IJ A I U A A;7 P G > d27G > A DA 78 G ? 9MA I2J K 8 ` 8 K E 57":_9Q: @/] I2: P 9 AD78 E: > 9;:BG U GeNgJ 7"8 @ G IeACA P I2JSADI U A A;7 > 9 aJ\8 K_K 9 U 8 W28 P P 8 J\8\:_W28 9;:_d U I K G P ? 8 J\G @ 8 A P I ]] 8 E NcG P K G U dZA;: @ 8 9 ] I P A;:"K I P K L^: U 9;: AD: U d >U? : U EI P L P 8 IJ AD:BW:BAML8 7 :"K E
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78 U P 8 I2JSA;:_W: AML E G @ : U I A;8#9 9CG @ > J 7^J 7"8 @ GIeACA P I2JSADI U A:"@ 8#EZA;7"IeAVJS8 K_K 9 C9 : @/]K L P 8 JS8 :BW8 U G 9;:Bd U I K "I U EZ7"8 U J\8 E G U G2AQJ 78 @ 2G ADI R 8 AD78 P 8SNcG P 8 G ? 9C8 P W8 I U G ] AD: @ I K U G U [ 8 P G ? G >U EI P L 9 > P NIJS8 P 8 IJ A;:_W: AML A;7I A78 KB] 9 AD78 JS8 KBK 9 E 8\A;8 JSA 9C:_d U I K)@ G9CA *8 8#J AD:BW8 K L I U E J\G U 9;8 b > 8 U A K L @ G9MA P I ] : d27
G U"K LJ I DP P :_8 E G > A)NcG P h O P I U E G @6] G P G > 9EG @ Ie: U 9 A;78 9;: @ >K I A;:_G U 9!G 8 P ] G9;9;: ?"K 8d > :_EI U JS8I29!ADG 7"G&A;G 8 U d2: U 8\8 P J 78 @ : P NI2J\8 9 GeNIF9DJ\I G K E A;G^8 U 7"I U JS8 A;78 K : 28 K :_7GGE I U E 9 ] 8 8 E GeN9 > J\JS8#9;9CN >K AD:_9D9 > 8 : U d P G A;7 AQ:K I AD:BG U 9 G2N A;7: P N > P A;78 P (G P : U E 8 W28 K G ] : U d ? G2A;7 @ G P 8 P 8#I K :_9CA;:K IeA;:_G U 9 I9;8 KBK I98SR ] 8 P : @ 8 U A I K I29D9DI L9(G2NJS8 KBKaK G JSG @ GeA;:_G U : U J\G @/]K 8SR O ] G P G > 9 9MA P > JSA > P 8 9
obstacle field
2
chemoattractant source line
cell launch line
1
chemoattractant sink line
y (mm)
overall gradient direction
0
1 x (mm)
2
'U4o& ")(* $)6$)-%#"'&H")(05 !,f")U 2 424 2 424 -%(04k1*&H")(05 7!4o&!(0YE) -%!7$)^10(0 7- "Z")")U7 $)(0/5U#"SH, ")U 6H$)5-7!4o&!(0J67$)D3-'U425&H"%"%$'&H3"'&!#"I")U&H"( 97-%-")U$)57/5U!7"")U 54o&!(0V&Hm(0-$)342HC5me#g+&^-%(07am10(0k&H" KLi ?E0c2424+E ]1010- &H$)21*&!7'UJ,$)!4 $'&!54 6!-%([")(*!- 5 &10(0 - "S")m")U7L103, "kH,]")U7^6!$)!- 7!4o&!(0YE 3$)(0D7(0 e577&H$%gF57([")(057-I!+e!")URU742Q& "%"%$'&!3"'&H#"57#"%$'&H")(05+&!101Y10#!42!")(05V& $)S7,!$)E
0.25
0.5
0.15
average pore size (mm)
φ = 0.80 φ = 0.85 φ = 0.90 φ = 0.95
0.2
normalaized count
0.1
0.05
1.2
0.4
1.15
0.3 1.1 0.2 1.05
0.1
0
0 0
0.1
0.2
0.3
pore size (mm)
0.4
0.5
tortuosity
0.8
0.85
0.9
1 0.95
φ
;>&5B !$)j-%((*- "%$)(0e77")(057-.,!$OC!&H$)(057-O6H$)5-%([")(0-8: E;eB m&!^6H$)-%(S;-%510(*^10(0 B &HL54o&H(* ")!$%")75-%([" g ;>&H-%UF10(*7 BCD-E]: EOTU7Z$)-%1[")-I&H$) &CQ3$'&H/5HC53$ c?k$)&H10( &H")(057-`!,")U 7!4o&!(0YE
0.5
1.0
y (mm)
1.0
0.9
2.5 3.0
2. 0
1.5
0.8 0.7 0.6
(a) 1.2 1.3 x (mm)
1.0
0.2
1.0
1.1
y (mm)
0.8
0.5
0.3
0.9
1.4
1.5
1.5 2.0 2.5
0.5 1.0
0.7 0.6
(b)
0.5 1.0
1.1
1.2 1.3 x (mm)
1.4
1.5
y (mm)
1.0 1.5
0.5
0.1
0.9
0.03
0.01
0.3
1.0
0.8 0.7 0.6
(c)
0.5 1.0
1.1
1.2
1.3
1.4
1.5
x (mm)
6$)-%#"'&H")(0CQ 10#!42!")(05V6& ")U-!,f&2-%103")(05V!,f1010-")h&H$'+")U 10(0 -%57$)3k10#& ") & "n i c!E 2424 67$)D(07/m'U425&H"%"%$'&!R"'&!#"S!D")(0D!-%1[gVh([")U $'&H")2H, i P5?5?+67/HUE D510(* $)CQ- &H$)k")U^10#!42!")(05 6&H")U7-S!,]")U7 -%103") 1010-8&! & $%$) h-o(0(0&H")+")U7m4o& !$F([$)3")(05 H,Z")U6& ")U-E Z&!-%U $)CQ-2& $)JRU742Q& "%"%$'&!3"'&HD"^(*-%#35 #"%$'& ")(*! !D")!7$)-&QB !e- "'&!31*me5& $%g $)&!3")(0CD([" g ; i ?5B k;eB mD7R$'&H") e577&H$%go$)&!R")(*CD([" g ; i c? 4 -'B ; B_`(0/5Ue5& $%gF$)&!3")(0CD([" g ; i c? 4 H-'BRE
j
transit time (105 s)
10
φ = 0.8
7.5
0.85
5
0.87
0.82 0.92
0.90
2.5
0.95
0 0
0.25
0.5
0.75
1
-3
k (10 cm/s) 2 0.85
φ = 0.8
transit time (105 s)
1.8
1.6 0.82
0.87 0.90 0.92 0.95
1.4
1.2
1 0
0.05
0.1
0.15
0.2
-3
k (10 cm/s)
9 m&H+"%$'&!7-%(0"")(04258Y8CD-EO5e7- "'&!10Se577&H$%go$)&!R")(*CD([" g#8 87,!$IC5& $)(05-6H$)5-%([")(0-89: E
fraction of trapped cells
1
φ = 0.80
0.8
0.85 0.87
0.82 0.90
0.6
0.4 0.92
0.2 0.95
0 0
0.2
0.4
0.6
0.8
1
-3
k (10 cm/s)
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4
Distance from the pore wall (10 mm)
φ = 0.80
3
k=10-4 cm/s
k=10-5 cm/s
2 k=0 cm/s 1
3 k=10-4 cm/s k=10-5 cm/s 2 k=0 cm/s
1 1
1.25 x (mm)
1.5
1
1.25 x (mm)
1.5
6
Distance from the pore wall (10 mm)
5 φ = 0.90
φ = 0.95
-2
Distance from the pore wall (10-2 mm)
φ = 0.85
-2
Distance from the pore wall (10-2 mm)
4
4 k=10-4 cm/s 3
k=10-5 cm/s
k=0 cm/s 2
5 k=10-4 cm/s 4
k=10-5 cm/s
3
k=0 cm/s
2 1
1.25 x (mm)
1.5
1
1.25 x (mm)
1.5
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(a) y (mm)
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0.5
1.0 x (mm)
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2.0
5
-2
fractional dead zone area (10 )
0.0 0.0
(b) 4
3
2
1 0
0.2
0.4
0.6
0.8
1
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i
1
0.8
0.6
0.4
0.2
(a) 0 1
0.8
0.6
0.4
0.2
(b) 0 1
0.8
0.6
0.4
0.2
(c) 0
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40
40
rs = 2 days = 4 days = 6 days = 8 days 30 = 10 days
rs = 2 days = 4 days = 6 days = 8 days 30 = 10 days
total vessel length (mm)
total vessel length (mm)
20
10
20
10
(a)
(b)
0
0 0
50
100
150
time (hr)
200
250
0
50
100
150
time (hr)
200
250
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140
160
rs = 2 days rs = 10 days
h
rs = 2 days rs = 10 days
140
120
120
100
vessel length (mm)
vessel length (mm)
80 60 40
100 80 60 40
20
20
(a)
(b)
0
0 1
2
3
4 generation
5
6
7
1
2
3
4 generation
5
6
7
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9 &H(07/ 31*33"%$)5 42(*R$)5/!$'&H6U7-27(0-%61*&g(0/ !")U31*(*&H1j10167$)510([,GR$'&H")(05 &H"o7&g P &H cP 5 -%(0#")3$) 42(03$)!-%6UR$)J-%& 9!1 -E ;>&QB S&g P78 +&!/!( &H")(05 c H? ^;eB Z&g P78 +&H/5( &H")(05 =!? L;B S&g P78 +&!/!( &H")(05 fP5=5? ;>B Z&gJc3P78 +&!/!( & ")(05 ; B S&g+c3P78 +&!/!( & ")(05 f=!?5? ;G,'B Z&gmcP78 +&!/!( &H")(05 2 ?!?5? jE
2
212-450 µm 500-600 µm 710-850 µm TCPS
j
* * *
Absorbance at 492 (nm)
1.5
* 1
* 0.5
0
Day1
Day3
Day7
Day10 Day14 Day21
9 ]10167$)!10(0,3$'&H")(0! ! T 8.&! -%(0#")3$) 42(03$)5-%67U3$)2-%& 951*-k,&He7$)(0& ") h(0")U 42(03$)!-%6U73$) 7(*&H423")3$&QB +&!/!( &H")(05 c? ;eB +&!/!( & ")(05 Ic jE
(a)
(b)
9 fgD")!-%aQ103"'&!1]&!3")(0 (*- "%$)(0e77")(05 &H !$)/Q&H(& ")(*! !,7!")U710(*&!1]3101*- 710")$) ,!$FcPV7&g- 5 %- (0#")3$)V42(*R$)5-%6U73$) -%& 9!1 -EkMO7!")U710(*&!1.1010-S- "'&!(0Vh([")UV$)UD&H42(0 6U&!10105(*7(0 ;G$)B`&!VD710(K I P : U E > J AD:BG U : U AD:_9D9 > 88 U d: U 8\8 P 8 E^9DJ\IeN NcG K E9ZNI2J\8 AD7 P 8 8 @ I MG P J 7"I K_K 8 U d28#9 : U J K_> E : U d $c: &Z9C8 U 9C:BA;:_W: AMLG2Nd P GA;7NIJ ADG P 9 ADGA;7"8 P @ I K ] P G J\8 9D9C: U d I U E 8SR ] G9 > P 8 A;G J 7"8 @ :_J I K 9CG K W8 U AD93$:B: & 9;7G P Ag7I K N K :BNc8VG2N*d P GA;7 NI2JSA;G P 9 : U W:BWG h I U E $ :B:_: & K : @ :BA;8 E JSG U A P G K G W28 P
A;7"8E :_9CA P : ?> A;:_G U G2N!d P GA;7ZNI2JSA;G P 9A;7 P G > 2d 7G > AA;789DJ\I G K E"9 4 U I K AD8 P U I AD:BW8 9CA P I AD8\d2L _: 9: U W :BA P G/d28 U 8 A;78 P I ] L 7: 9;8 9A P I U 9MNc8#J AD8 E J\8 K_K 9ADG P 8 K 8 I9C8VI d P GA;7 NI2J ADG P U A;7":_9I ]"] P GI2J 7 JS8 KBK 9 @ > 9CA ? 8 :_9;G K I AD8 E8\R ] I U E 8#E : U
:BA;7 AD78 E8 9;: P 8 E^d8 U 8 I U E P 8 : @/]K I U A;8#E 7 : K 8 A;8#J 7 U : 9;: U d JS8 KBK_>K I P @ 8#J 7"I U : 9MA Ie: U 8 E ] 8 P :BG E eI A ] 7L 9C:_G K G2d:_J EG9;8 9 U IEE :BA;:_G U AD78(E:_9CA P : ?"> A;:_G U G2Nd P G A;7 NIJ A;G P 9a: U ] G P G > 9a9DJ\I G K E"9aJ\I U? 8gA >U 8 E ? L @ G E >K I AD: U dVA;78E : AD:BG U W: A P GZI U EFA P I U 9MNc8#J AD8 E
GeNA P I U 9MNc8#J A;8#EZJ\8 K_K 9: U A;789DJ\I G K E"9 57:K I P d P G A;7%: U 9C: U A;8 P 8#E @ :@ @ >K AD: ]"K : 9C: U d IE 8 U G W: P G > 9 : AD7J O V) 4 8 U JSG E : U d
0
W I29DJ >K I P : U d P GA;7&: U f !4 4 9DJ\IG K E9 JSG U A Ie: U : U d 4VE 0 X H A P I U 9CNc8 JSA;8 E 4 O = ( 9 8 U E G2A;8 K : IeA;8#E : U W:_W2G
6
> ?
4 " W ] G K L @ 8 P ;9 G K_> A;:_G U I29 ] P 8 ] I P 8 E ? LZE :_9D9;G K W: U % d f !4 4 $ K IJ AD:_E 8 DA G%d K LJ\G K :_E8 P I AD:BG # h2i O I &4$4 K 8 P @ 8#9 : KB@ : U deADG U # & : U&@ 8SA;7L K 8 U 8 J 7 K G P AD:BG U 57"8 f a4 4 f 04,8 @ >K 9;:_G U (I9
i
9CA;: P;P 8 E I Ah i P ]"@ cN G P h Z7 5 78 @ _: J P G9 ] 78 P 8 98 P 8 :_9;G K I AD8 E ? L W I2J >>@ ` K A P IeA;:_G U I29;78 E7 : AD7 E 8 :_G U : [ 8 E I A;8 P I U E0I2: P E P :_8 E G W28 P AD78 U :_d27A I U E AD78 U0K L2G ] 7: K : [ 8 E NcG P I U 2I EE: AD:BG U I K h F7 ADG 8 U 9 > P 8/J\G @/]K 8SAD8 9CG K W8 U A
P 8 @ G W I K : C9 : U d I @ :_J P G U 9;:B8 W28 /f)G P G > 9 O E :@ : U & cN G P i @ : U IeA j O >K_? 8#J\J\G 9 @ G E : ` 8 E X Ied K 8*9 @ 8 E : >@ $ O X 7&g9 >]]"K 8 @ 8 U A;8 E ? L i Nc8\ADI K"? G W: U 8 9C8 P >@ I29 > 9; 8 E%A;G U 8 > A P I K : [ 8 AD78V8 U [ L @ 8QIJ A;:_W: AML 57"8 9CA P G @ I K JS8 KBK 98(8 P 8ZJ\8 U A P :BN > d28#EI A NcG P i @ : U I U E0AD78^JS8 K_K] 8 KBK 8SA I29 P 8#9 > 9 ] 8 U E 8#E: U @ 8 E: >@ $ X h 0 . >K_K 8 :BA &$ (I @ ? P 8SR G P ] G P I AD:BG U I K 28 P 9;W: K_K 8 O & H"G K_K G : U d h %7 : U J >? IeA;:_G U I A j :BA;7
J\8 K_K 9 GeN/5
(8
.
9 >"]]K 8 @ 8 U A;8#E
:BA;7
P 8 I29;78#E :BA;7 f . = ;A G P 8 @ G W28 P 8#9C: I K P #8 E "? K GG EZJ\8 K_K 9
/
= J IG K E9"8 P 8 M9 AD8 P : K : [ 8 E ? L : @ @ 8 P 9;:BG U : U jei 8\A;7"I U G K NcG P #i @ : U P : U 9C8#E :BA;7 O !(IeA;8 P I U E \8 R ] G9;8 E A;G T 0 K :Bd7AQNcG P 7"I K NgI U "7 G > P G U 8 IJ 7 9C:K A > P 8 ]"K IeA;8 9QI U E C9 8 8 E 8#E : AD7 JS8 KBK 9 $ 4 O = (9(G P 4 O = (9 X ;& - 8 K_K 9 (8 P 8VI K_K G8#E A;G eI ACA I2J 7/A;G 9;J IG K E9gNcG P Q7 ? 8SNcG P 8QI U I2E"E : AD:BG U I K h @/K GeN I 7 > @ :_E : ` 8#E : U J > ? IeA;G P @ 8 E : >@ $ X h 0 . >K_K 8SA :BA &(I9 I2E"E 8 E^: U A;G 8#I2J 7 (8 _K K 8 KBK 9/(8 P 8 @ Ie: U ADI2: U 8#E^: U % I A j :BA;7
4 O =
/ 6
>
@ G P ] 7G K G2dLI29 I9;9;8 9D9C8#E I A ] P 8 E 8\A;8 P @ : U 8 E A;: @ 4 O = (9 G U 9DJ\I G K E"9;8 P 8 ` R 8 EFI A P GG @ A;8 @/] 8 P IeA > P 8 : U A;:_W28 K L 578V9DJ\I G K E 9 8 P 8 AD78 U E 8\7L E P I A;8#E%9C8#b > 8 U A;: 9;: U dF9DJ\I UU : U dZ8 K 8#J A P G U @ :_J P G9;J\G ] L $ = X 7& I U E d KB> A;8 P I K E 8 7L E 8QNcG P 7 I U EFh 7 P 8#9 ] 8 J > ;9 : U d 8SAD7"I U G K ;9 8 P :_8 9/$ i j i
2i
2i I U E
i
ii V & NcG P #i @ : U 8 I2J 7 = J\I G K E9(8 P 8%I K_K G(8 E A;G E P L G W8 P U :_d27A*J\GI AD8 E% : AD70d2G K E ] I K_K IE : >@ a I U E W:_8*(8 E
>U E8 P = X
$Y
X
j ii'&
578 P 8 J\G @ ? : U I U AIE 8 U G W: P > 9! :BA;7 7 >@ I U 0 X H J O )Q4 I29 SJ G U 9CA P > J AD8 E ? L VO P 8 8 U 7"I P E # 8 P K L U 9 K I ? G P I A;G P L $ : A;8 f 7: K IE 8 K_] 7: J AQIE 8 U G W: P > 9 (578 4QE 0 X H I29 > 9;8 EFADG%A P I U 9MNc8#J AQJ\G U"> 8 U AQ4 O = ( 9QI @ >"K AD: ]K : J\8 K_K NcG P h %7 : U I/AD:_9D9 > 8 J >K A > P 8 I29 ") 8\RA AD78 A P I U 9MNc8#J A;8#E^4 O = (9/(8 P 8 A P L ] 9;: U : [ 8#E I U EJ\8 U A P : N > d28 E,NcG P i @ : U IeN A;8 P 7 : 9 ] 8 U E8 E : U @ 8#E : >"@ 4 O = (9 (8
I A IFE 8 U 9;:BAML GeN#i2i i i2i J\8 K_K ]K IeA;88 P 8 J >K A > P 8#E IeAQAD78/: U 9;8 P A K I L8 P GeN(IFJSG J >K A > P 8 ]K I AD8%JSG U A Ie: U : U d X (9 IeA E 8 U 9C:BAMLG2N i i i2i2iVJS8 K_K ]K I AD8(IeAAD78 ? G2ACADG @ K I L28 P a4(A ] P 8#E 8SAD8 P @ : U 8#E A;: @ 8 ] G: U AD9 AD78: U 9;8 P A K I L8 P (I9 P 8 @ G W8 E
I U E AD78 ] P G K : Nc8 P IeA;:_G U GeN X (9;I29 I9;9;8 9D9C8#E > C9 : U d I $ E : @ 8SA;7L K :_I [ G K h L K & $ J I P ? G R L @ 8SAD7G R L ] 78 U L K & h $ 9 >K NcG ] 7"8 U L K & h # AD8SA P I [ G K : >@ $ 5 = & JSG K G P : @ 8SA P :] 9 (8 P 8Q8\RI @ : U 8 E $c: & X (9I K G U 8 $c:_: & X (9 U G U A P I U 9MNc8#J AD8 E 4 O = (9 I U E $c:_:B: & X (9 A P I U 9MNc8#J A;8#E
4 O = ( 9
i , " 5 P I U 9MNc8#J AD8 E 4 O = (9d P G : U d G U 9;J IG K E9 (8 P 8 P : U 9;8 E :BA;7^f . = ` R 8#E: :BA;7 ] I P IeNcG P @ I K E 8\7L E 8 NcG P @ : U I A P GG @ A;8 @/] 8 P I A > P 8 4 N A;8 P (I29;74 : AD7 f . = 2 J\8 K_K 98 P 8 ] 8 P @ 8 I ? : K : [ 8 E :BA;7 i 5 P :BA;G U #i2iQNcG P #i @ : U
8 K_K 9(8 P 88I29;78 E :BA;7 f . = I U E . = 4 $ = :_d @ I 4 K E P :_J 7 = A aG > : A;:_G U 4 N AD8 P (I9C7 :BA;7Ff . = ' 0 X H&I U A;: ? G E L $ h2i2i E : K_> A;:_G U & $ O = L 9CA;8 @ 9 ) TQ= 4 &;I29 I2E"E 8 E^I U EZ: U J >? I AD8 EFG W28 P U :Bd7A I A 5789;J IG K E9;(8 P 8QAD78 U I29;78#E :BA;7 f!. = I U E/AD78Q9;8 J\G U EI P L I U A;: ? GEL $ 2ii 2 I U AD: @ G > 9;8V4 K 8\R I H K_> G P '& $ G K 8 J >K I P f P G ? 8#9 X > d8 U 8 TQ= 4 &6I29 IEE 8 E/I U E : U J >? IeA;8 E NcG P 7/IeA P GG @ A;8 @/] 8 P IeA > P 8 )4 N AD8 P ((I9C7 : AD7 f . = e 9DJ\I G K E96(8 P 8 ]K I2JS8#E : U I U A;:BNI2E 8 P 8 Ied8 U A $ G K 8#J >K I P f P G ? 8#9 X > d28 U 8 & I U E 8SRI @ : U 8#E ? L J\G U NcG J\I K K I9C8 P 9;J I UU : U d @ :_J P G9;J\G ] 8 $ " = 7 & g57 P 8\8 E : @ 8 U 9;:BG U I K : @ Ied28#948 P 8^J P 8 IeA;8#E ? L I U I9;9;8 @ ?K L GeN h O 9C8#J AD:BG U 9/GeN A;78 9DJ\I G K E"9 @ G W: U d A;7 P G > d27F: A 9A;7":_J U 8#9;9 IeA E8 ] AD7F: U J P 8 @ 8 U AD9 G2N @ I U E^I NcG J > 9 E 8 ] A;7 GeN h2h @ : 6
57: EL I29 ] 8 P NcG P @ 8 E ] 8 P NcG P @ #8 E : AD7 I ]] P G W I K I U E/I2J JSG P E : U d A;G AD78 TVU B: W8 P 9C:BAML 2G N 0V: P d: U : P I U 8
] P 8 ]] 8 E I U EE P I ] 8 E 4 N A;8 P I U : U J\:_9;:_G U G U DA 78 ? I2J E : 8 P 8 U AFd P G >] 9%GeN9DJ\IG K E9%: U J KB> E: U d $I & ?K I U 9DJ\IG K E $ U \8 dI A;:_W28 JSG U A P G K & $ ? &;9 J IG K E 0 X ( H $h de9;J IG K E& $J &(9;J IG K E X (9 $ #i2i ii2i JS8 KBK 9 9DJ\IG K E& $3 E & 9;J I G K E 0 X H X (9 $8 & 9DJ\I G K E U G U A P I U 9MNc8#J AD8 E^4 O = (98$ ii i2i2i JS8 KBK 9 9DJ\IG K E9 & $cN & 9DJ\I G K E
A P I U 9MNc8#J A;8#EZ4 O = (98$ #i2i i i2i J\8 K_K 9 9DJ\I G K E"9 & $d &9DJ\I G K E U G U A P I U 9CNc8 JSA;8 EF4 O = (9 X (9I U E%$73& 9DJ\IG K E A P I U 9CNc8 J AD8 E^4 O = (9 X (9;(8 P 8 : @/]K I U A;8#E: :BA;7^G U 8 : @/]K I U A ] 8 P I U : @ I K 4(AVEI L 9Vj I U EFh AD78 @ :_J\8 (8 P 8 9;IJ P : ` J\8 E/I U E 9DJ\I G K E"98 P 8 P 8SA P :_8\W8 E ` R 8 E/: U NcG P @ I K : U ] I P I = U 8 @ ? 8#EE 8#EI U E%9;8 J AD:BG U 8 E NcG P 7:K A > P 8 EFG U f!a4 469DJ\I G K E9;(8 P 8 ADI 28 U I AVE"I L^j9$H:_d I ? &(I U E $H:_d J E& (4 A ;A 7"8 8 I P K :B8 P A;: @ 8 ] G: U A(8 G ? 9;8 P W28 E 4 O = I2E78 P 8 U J\8 A;G^A;7"8 9 > P NI2J\8%GeN @ :_J P G9 ] 7"8 P 8 9 7: K 8 9;G @ 8%GeN(A;7"8 JS8 KBK 9 NcG P @ 8 E JSLA;G ]K I9 @ : P NI2J\8 eG N @ :_J P G9 ] 78 P 8 9 5 78 9;8 P 8 9 >K AD9 JSG U ` P @ 8 E A;"7 IeA f !4 4 C9 : U A;8 P 8#E @ :]] G P A A;7 8 d P GA;7 eG N 4 O = (9 =X
X = 4 : U h O A;: 8J >K A > P 8 ] G K L 9CAML P 8 U 8$5 (f = &(: U SJ G @ ? : U I AD:BG U B: A;7 : @/@ > U G "> G P 8#9;J\8 U AI U I K L C9 : C9 8#E ADG 8SRI @ : U 8A;7"8/0 X H P 8 K 8 I29;8 ? LA P I U M9 Nc8#J A;8#E/4 O = (9 H :_d h 9;7G 9A;7"8VI @ G >"U A 2G N 0 X H 9 $ i P 8 K 8 I29;8 E ? L%A P I U 9MNc8#J A;8#E^4 O = (9VI9 I N >U J AD:BG U GeN (IeAVEI L j "I U E i ) G U A P I U 9MNc8#J AD8 EF4 O = (8
] N > eJS8 KBK & ( I9QJ\G U 9;:_E8 P 8 E I9 IZJSG U A P G K 57"8 I @ G >U A G2N 0 X H P 8 K 8#I29;8 E ? L U G U A P I U 9CNc8 JSA;8 E 4 O = (9(I9 i U 6d @/K i h U d @ K I AEI L i 7": K 8VAD78 K 8 W28 K GeN9C8#J P 8SA;:_G U%? L%4 O = (9(A P I U 9MNc8#J AD8 E IeA #i2i ] N > JS8 KBK P 8 I2J 7"8 E j U d @ K i U d @/K 8QG ? 9;8 P W28#E A;7"IeAI U : U J P 8 I29;8 : U P 8 9 >K AD9: U I7:_d278 P K 8\W8 K GeN 0 X H 8SR ] P 8 9D9C:_G U AQ9;7G >"K E ? 8 U GeAD:_J\8 EFAD7"I A NcG P I K_K M9 A;78 I @ G >U A Ge6N 0 X H P 8 K 8 I9C8#E ? LF4 O = (9VE :U J AD:BG U GeN(A;: @ 8 F 57:_9G P :Bd: U IeA;8#9 N P G @ ;A 7"8/NI2J A A;7"IeA A;78 d 8 U 8\A;:"@ ? 8 P GeN A P I U 9CNc8 J AD8 E,JS8 K_K 9 NcG P I KBK AD78 AD: @ 8 ] G2: U A 9 :_9 A;7"8 9DI @ 8 ] P G W: IeA;8 E > 9C: U dF: @/@ >U G > G P 8 9DJS8 U JS8 @ :U E I ?>U EI U A I @ G > U A GeN 0 X H P 8 K 8#I29;8 E ? L A P I U 9CNc8 J AD8 E%4 O = (9G U 9DJ\I G K E"9gI299C7"G U : U d P 8 8 U G U 9C: I U A;: ` J\IeA;:_G U 9CA > E :_8 9 $H:_d h&
U G U A P I U 9MNc8#J AD8 E
4 O = ( 9QI K 9CG 9;8 J P 8\A;8 E 0
X H,G U AD78 9DJ\IG K E9 # G (8\W28 P AD78 J\G @/] I P : 9 A;G 8SRI @ : U 8 A;7"8 ? :_GIJ AD:BW:BAML Ge N 0 X H P 8 K 8 I29;8 E ? L 4 O = (9 (8 8 W I K_> I AD8 E :BAD9 8* #8 J AD9 G U A;7"8 ] P G K :BNc8 P I AD:BG U GeN X (9 H:_d
9;7G 9 A;78 ] P G K : Nc8 P IeA;:_G U eG N X (9/I A EI Li j I U E i : U A;7 P 8\8 9;L 9MAD8 @ 9 $c: & X (9/I K G U 8 $c:_: & X (9 U G U A P I U 9MNc8#J A;8#E%4 O = $c:_:B: & X (9 A P I U 9CNc8 JSA;8#E%4 O = (9 8#9 >"K A 9g9;7G8#E A;7"IeA X (9 ] P G K : Nc8 P IeA;8 E/IeA A;78Q7:_d278#9MA P I AD8 78 U J\G J >K A > P 8# E :BA;7 A P I U 9CNc8 JSA;8#E 4 O = (9 U I2E E :BA;:_G U 8G ? 9C8 P W8 E IQ7":Bd78 P X ] P G K : Nc8 P IeA;:_G U 78 U J >"K A > P 8#E :BA;7 U G U A P I U 9MNc8#J AD8 EF4 O = (9 I29 J\G @/] I P 8#E%A;G X (9 I K G U 8 8IeACA P : ?> A;8 AD78E : 8 P 8 U JS8 : U^] P G K :BNc8 P I AD:BG U G2N X (9 A;G AD78 E : 8 P 8 U JS8 : U A;7"8 I @ G >U AGeN10 X H&: U ;A 78 J >"K A > P 8 @ 8 E: >@ 4Q9 9C7G U : U 0 X Hb A P I U 9MNc8#J A;8#E%4 O = (9 P 8 K 8#I29;8I ]] P G R : @ I AD8 K L AD: @ 8 9 @ G P 8 0 X H AD7"I U%U G U A P I U 9CNc8 JSA;8 E%4 O P 8 9 >K AD8 E^: U A;: @ 8 9 7":Bd78 P ] P G K :BNc8 P I AD:BG U G2N X (/9 7"8 U JSG J >K A > P 8 E :BA;7 A P I U 9MNc8#J AD8 E^4 O
> I U AD: ` J\I AD:BG U P 8 9 >K AD9 = (9 57:"@ ? 8 P 2G N ?K GGE W8 9D9C8 K 9 : U 9CDA I2: U 8 E09C8#J AD:BG U 9 G ? A Ie: U 8 E N P G @ 9DJ\I G K E9 NcG P \8 :_d27A d P G >] 9 I29 @ 8 U AD:BG U 8 E : U A;7"8 I A;8 P : P d2GI K (I9VADG^8\W I K_> I AD8 A (G^JSG @ ? : U 8 E M9 A P IeA;8 d2:_8 9QGeN $c: &(E
P > d E 8 K :BW8 P L JS8 KBK A P I U 9 ]K I U A I A;:_G U I U E%$c:_: &d28 U 8QA;78 P I ] L JS8 KBK A P I U 9 ]K I U ADIeA;:_G U NcG P I U d:BGd28 U 8 9;:_9g: U E > J AD:BG U : U ;9 : U A;8 P 8#E @ :"@ ? 8 P G2N(W8 9D9C8 K 9 9DJ\I G K E3&VI9
I%N >"U J AD:BG U GeNgA;: @ 8
i
8 G ? 9;8 P W28#EFA;7"IeAQAD78/E 8 U 9;:BAMLFG2N ?K GGE W28 9D9;8 K 9V: U 9DJ\IG K E9VNcG P I K_K d P G > ] 9Q: U J P 8 I29;8 9 : AD7 A;: @ 8 578 E P > d E8 K :BW8 P L JS8 KBK A P I U 9 ]K I U ADIeA;:_G U 9CA P I A;8 d2LZ: U J KB> E 8 E^AD7 P 8\8 d P G >] 9 G2N $c: &/0 X H 6$c:_: & X I U E $:B:_: & X H X JSG U ADIe: U 8#E 0
8 G ? 9;8 P W28#E I^9;:Bd U : ` J\I U A K L 7:_d278 P E 8 U 9;:BAML GeN ?K GGE W8 9D9C8 K 9 NcG P I K_K A;: @ 8 ] G2: U A 9 7 8 U 9DJ\I G K E"9 X H X (9gG P ? G2A;7ZI9JSG @/] I P 8#E/A;7I A ?K I U 9DJ\I G K E9 $J\G U A P G K & ) 8 2W 8 P AD78 K 8 9D9 A;7"8 J\G @ ? : U I A;:_G U GeN
0
I U E0 X HE :K AD9 E 8 @ G U 9CA P I A;8#E I 9;:_d U : ` J\I U A K L 7:Bd78 P W28 9D9;8 K E 8 U 9C:BAML : U 9;J IG K E9 : AD7 X
A P I U 9MNc8#J A;8#E&4 O = (9 H!:_d U J\G U A P I29CA : AD70A;78FE P > d E 8 K :_W28 P L M9 A P IeA;8\dL !A;78 ] P 8#9C8 U JS8 GeN X (9 : U E > JS8#E&I 9;L U 8 P d2:"@ ? 8 P GeN ?K GG EW28#9;9;8 K 9 U A;8 P 8#9MAD: U d K L 9DJ\I G K E9gJSG U A Ie: U : U d U G U A P I U 9CNc8 JSA;8#E 4 O = (99;7G(8 E I 7 :_d278 P W28#9;9;8 K E 8 U 9;: AML/I AgEI L I U E h I9 JSG @/] I P 8 E/ADG ?K I U 9DJ\IG K E9 8 I A;A P : ?> A;8 A;7:K A 9 : U I%7:_d278 P : U E > J AD:BG U GeN I U d2:_G2d8 U 8#9C: A;8 AD7:_9
E : 8 P 8 U JS8 ADG A;7 P 8\8 @ IMG P P 8#I29;G U 9 U AD78 E : P 8 J A
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8
VEGF (ng/ml)
6
MOI=0 MOI=5 MOI=10 MOI=20 MOI=50 MOI=100
*
*
* **
4
**
2
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***
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0 Day3
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100
Blood vessel denisty (#/scaffold)
80
* **
Blank VEGF EC EC + VEGF Non T ADSC Non T ADSC + EC T ADSC T ADSC + EC
* **
60
** *
** 40
** 20
*
*
0 Day7
Day14
Day21
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- P G EI # 5 G U E G #4 T @ 8 [ I (I 5 7L I 5 7LI @ I I U E = 5 I9 > dIe: X U 7"I U JS8 @ 8 U A GeN G9CA;8 G2d8 U 8#9C: P NI2JS8J\GIeA;8 E :BA;7 9CL U A;78\A;:K : U K : 8 d P G A;7 NIJ A;G P $ H &*9CA;: @ >"K IeA;8 9a7 >@ I U G9MAD8\G ?"K I9MAaIJ A;:_W: AML " +* * j i h j hhei
h :_9DI > 8 J 7"I U :"K I P 8 U E G2A;78 K : A;G J P : U 8gI2JSA;:_W: AD:B8#9*GeN ? I9C: d P 8 K 8#I29;8 9;L 9MAD8 @ 9 $ - -* - j h h heiih 4 g4 = 7"I P I L ". 5 K :BA [ @ I U g4 (5 P > 9 28 L I U E 8\:?K I 1 *5!G P @ I U Y Y G9;8 ] 7 > P ] 7L 5I A >@ *I U E 4 aG @ I U X W I KB> I A;:_G U GeN ] G P G > 9 U 8\A G P 9gGeN ] G K L $h 7L E P G R L8SA;7L K @ 8SAD7"I2J P L K I A;8 & I9: U A;8 P NIJS: d E 8 K :_W28 P L%E 8\W:"?>K I P AD:_9D9 > 8 9 $ - * * +* hei h i
h "H P 8 9;7 U 8 L
>K A > P 8 GeN)I U : @ I K J\8 K_K 9 4 @ I U> I K G2N ? I9C: J 7 H = 7G9;7"I U L ) 8 > Nc8 K E2I U E = ' G278 U X U 7I U J\: U dQA;7"8(W I9;J >K I P : [ I AD:BG U GeNA;7 P 8\8 E : @ 8 U 9;:_G U I K] G P G > 9 I K d2: U I AD8 9;J IG K E9 ? L : U JSG P ] G P I AD: U d/JSG U A P G K_K 8#E P 8 K 8 I9C8 ? I9C: 9 = 7G > = J 78 : U G :BA [ X # G E d8 ;0 57: P >@ > P AD: 4 ) "5 : A 9C:_G > Y g4 = A;: ? 8 P 4 O *G ? G = # >U 9 ? 8 P d8 P X > 8\ACA I = X X ] 9CA;8 : U I U E X H TVU d28 P G @/] 8 P I A;:_W28 8 8 J A 9 GeN ? I9C:"K I P 8 U E G2A;78 K : 6.I G > P I U E 65 G P U G 9 : 57"8 P I ] 8 > AD:_JZ: U AD8 P W28 U AD:BG U 9 NcG P 8 U 7"I U JS: U d^JSG K_K I A;8 P I K E 8 W28 K G ]@ 8 U A ? L IE @ : U :"K A 9 I U E ] G2A;8 U AD:_I K 7"I [ I P E9 $ * * ! - h h heii 5 + 1a8\8 6 !f)8SAD8 P 9 !I U E O Y GG U 8 L G @/] I P :"K I P 8 U E G2A;78 K :U G @ :_LI 1aI U d28 P )I U E Y f 0 I G2N ? I29;:_J `"? P G ?K I9MA d P GAD7 NIJ ADG P : U J P 8 I9C8#9 ? G2A;7 I U d2:_G2d8 U 8#9C:? 8 P L Y I ? : U G :BA [ Y = I @ >K 9 : 5 ")VI I @ > P I ;5 = G ? I K_K 8 Y 5 8\8SNc8 . (H !.(G L JS8 I U E X = J 7 I PD[ 8 @ G E 8 K : U d GeNJSG P A;: 8 P 8\d8 U 8 P IeA;:_G U - * # i hj h h2i2i 0 =>? P I @ I U :_I U 78 ? P 8 I U E = I @ I P : 9 @ 8 E : ADI U A 8 U E G9MA I AD: U 9 >"]] P 8 9D9C8#9G W I P : : K E : U d I ? 8\ACAD8 P W8 JSA;G P 57"8 @ I U : ]>K I AD:BG U G2N 4V/4 0 W: P :BG U 9
hj 2i 2i heii2i 5 LdG > P I : I U AD: ` J\I AD:BG U I U E P 8 d >K I AD:BG U GeN JS8 KBK@ :_d P I AD:BG U 8 U?> P d8 P O 8 JSG U 9CA P > J AD: U d $I U E P 8 J\G U 9CA P > JSA;: U d &(JS8 KBK!@ :Bd P IeA;:_G U
i
# a8\8 4 6 > 9;:_J J I U A;: ;*G J\I K E 8 K :_W28 P L
- - = # :_d @ G U E4 ? : K :BAML GeN ] G K L @ G P ] 7G U> J K 8 I P K 8 > GJ\LA;8 9ADG G P :_8 U A: U d P I2E:B8 U A 9gG2NJ 78 @ GeADIJ AD:_JVNI2JSA;G P 9 $ - * j i j2j 4 G K E 8 U = # I U 9;G U 5 5 : P @ I U f 4 = J 7 U 8\: 8 U JS8 E ? L d P IeN A ] G P G9;:BAML * ! . i 2i 5 5 :"K I P @ IeA P : R @ GE: ` 8#E ] G P G > 9: @/]K I U AD9 - * +- - j2jheiih Y X = I U E 8 P 9 = I K JSG K_@ = O ;.I K 8 + ) I U d I U E = ;!I @ G U A f P 8 W I9;J >K I P : [ I A;:_G U G2N I ? :BG @ IeA;8 P : 9;: U d%I J 7"G P :BGI K_K G U ADG2: A;G @ IeADI +- - jei + 1a8\8 = 5 G > W P G > 2 Gd K G > 0 J U AD: P 8 ) I U E 5 LdG > P I :K I P I > A;G @ IeA;G U @ GE8 K NcG P A;7"8 ] P G K :BNc8 P I AD:BG U GeN @ :Bd P IeA;: U d/JSG U A I2J A : U 7: ? :BA;8#EFJ\8 K_K 9
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X Y W I U :_8 9;G U = (f)8 : P JS8 I U E 5 / = I K I >K AD:_J\8 K_KB>"K I P 9;: @ >K I A;:_G U ] P 8#E :>"@ I U I K L9;:@ E:_9DJSG:_E 8 >@ -
j X f I K 9D9CG U I U E # A;7 @ 8 P V4 @ G E 8 K NcG P : U E :_W:_E > I K I U E J\G K_K 8#J A;:_W28 JS8 K_K@ G W8 @ 8 U A : U O :_JSAML2G9CA;8 K : >@ E:_9DJSG:_E 8 >@ % * * ! j i #i 2h2i2i2i j 1. O :_J : U 9;G U I U E !5 !5 P I U b > : KBK G F5 P I U 9 ] G P A8 b > IeA;:_G U 9I U E : U E :_J\8 9NcG PP I U EG @ I U E ? :@ G > P : U E > J\8 E I U d:BGd28 U 8 9;:_9I29)I P 8 : U NcG P JS8 E P I U E G @ I K G E 8 KBK : U d J I ] : K_K I P L U 8SA (G P %NcG P @ I A;:_G U :BA;7G > AV8 U E GeAD78 K : I U ) >@ 8 P :K I A;:_G U G2NgI U d:BGd28 U 8 9;:_9: U AD78 J\G P U 8 I * - hj h2i2i h I P > 9 O . G27 @ I U E = J 7 @ :_J = : @ >"K IeA;:_G U G2N)W8 9D9C8 Ka@ G P ] 7Gd28 U 8 9;:_9 > 9C: U dFJS8 K_K_>K I P I > A;G @ IeADI * h2 i
0 > A;7 > I P >]] I U - -5 >"? Ie: I U E "4 > 8 P ? IJ 7 5 >@ G P : U E > JS8#E U 8 G W I29DJ >K I P : [ I AD:BG U : U AD78 @ G > 9;8 8 L28 * $ * -
jei h D O )4 1!I > 8 U?> P d8 P I U E Y Y 1a: U E 8 P @ I U - - U d O : P 8 JSAW:_9 > I K : [ IeA;:_G U GeN9C8#J P 8SA;:_G U N P G @ 9;: U d K 8 ? G W: U 8 I2E P 8 U I K J 7 P G @ I = U J\8 K_K 9 ? L K I29;8 P : U E > JS8#E U IeA;:_W28 "> G P 8#9;J\8 U J\8Q: @ Ied: U d @ :K I P J\I K J\: >@ (I W8 9: U d K :K I P J\G @/@ >"U :_J I AD:BG U E :_9CADI U JS8#9VI P 8 E8SA;8 P @ : U 8 E ? LFA;7"8 P 8 K I AD:BW8 A;: @ 8 J\G U 9CADI U A 9 NcG P JSLADG J 7"8 @ G : U 8 9;8 J P 8SAD:BG U I U E E: > 9;:BG U ! * ! * h2h h2 h
j H + G9;7:U J I A;:_G U E:_9CADI U JS8 : U AD78 : U A;8 P J\8 K_KB>K I P 9C:_d U I K : U d ? L J\LADGeJ 78 @ G : U 8 G P I > A I2J\G2: AD:BG U ? L I/Nc8 ] 8 P J\8 U A 578 JSG U 9MA I U A "> R JSG U E :BA;:_G L $ $ & U 3 $ > " 8& :"U :E I AD8 P G * . h h heii2i aI ] :_E > 9FI U E H f : U E 8 P ) >@ 8 P :_J I K 9CG KB> A;:_G U G2N ] I P AD:_I K E : 8 P 8 U A;: IeA;:_G U 9Z: U 9DJS:_8 U J\8 I U E 8 U d2: U 8 8 P : U d h i2i = 8 P : U : O 24 @ ? P G9;: X : P I > E G 24 I @ ? I 2f P 8 [ :BG9C: eI U E/H . > 9D9CG K : U G G E 8 K : U d A;78 8#I P K L9CADI2d28#9 G2NW I9;J >K I P U 8SA (G P I29D9C8 @ ?K L % h2h jj jj hei i i I AD9 >@ GeADG I U E 5 )V:_9;7: @ > P I 8 P 9;8 UU 8 A : : A;8#E >U : NcG P @ ] 9C8 > E G P I U E G @ U>@ ? 8 P d8 U 8 P IeA;G P $ * * - " * . ,- . * $ & 2i
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ih = "5aG U d ] P :_W IeA;8 JSG @/@ >U :K I P I U E ? :_G K G2d:_J I K I29 ] 8#J A 9 $ . . h j 2i
-
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7I U d G > Y I U d Y > + O I U d . a: 7"IeG Q:_I U Q: =>] P 8 9D9;:BG U GeN A >@ G P d P GAD7 ? L G U JSG K LA;: 9 @ 8 E :BADI28 E E8 K :BW8 P L%GeN I U A;:?"K 8 H K A - . - * hh2i2i i 5 O OV[ : >?"K I I2J P G ] G P G > 9(7LE P Gd28 K 9I29 W I9;J >K I P : [ I ?K 8 9;GeN A AD:_9D9 > 8 : @/]K I U A : U AD8 P NI2J\8 9 I A;8 P : IeA;:_G U GeN J 7: ADG9DI U ] G K L $ K IJ A;:K I P IE 78#9C:_G UF@ G K 8 J >"K 8 $ (4 & P 8\d >K I A;8#98 U EGeA;7"8 K : K I K J\8 K_K*@ GeAD: K : AML A;7 P G > d27 I U :BA P : EL G2N @ G P ] 7"G K Gd2L0GeN ] P Gd28 9CA;8 P G U 8 K GI2E8 E @ :U G Y # > I U d H > A P 8 K_K 4 Y 5 I A [ f '.8 U 7"I2: @ # f '*G P 8 U [ I U E # # 8 E P :"K AD: K : U 8 Ied8 J\8 K_K 9VN P G @ 7 >@ I U I2E : ] G9C8 A;: 8 @/]K : P 8 U JS: U )VG W28 K ] G K L @ 8 P 9;L U AD78 [ :B8#E J\8 P I @ :_J/J\G @/] G9C:BA;8 ? I29;8 E 9;L 9MAD8 @ NcG P ? G U 8 P 8 ] I2: P 4 U : U W:BA P G 8 W I K_> I AD:BG U - * ,- - 4 jeh j j heii h + 7I U d I U E&f I .(:BG @ : @ 8SAD:_J ] G K L @ 8 P I ] I AD: AD8 JSG @/] G9;: AD8 9DJ\I G K E9 NcG P @ : U 8 P I K : [ 8 E AD:_9D9 > 8 8 U d2: U 8 8 P : U d * i2i heii 5 25 G >? G H :BLI M: # 25 : @ I U E 5 )QI I @ > P I =] G U ADI U 8\G > 9 NcG P @ I AD:BG U GeN ? G U 8 K : 28QI ] IeA;:BA;8 K I L28 P G U J 7"8 @ :_J I K_K L A P 8 I AD8 EZA;:BADI U : >@ @ 8SA I K 9 $ - * j #hj # h
D + H 7G > Y O O >UU I U E . > U W: A P G P 8 9 ] G U 9;8 GeN % 5 X ] P GG9MAD8\G ?K I9MA 9 : AD7: U AD7 P 8\8 E : @ 8 U 9;:BG U I K I ] I AD: AD8 JSGI A;8#E !f 4 - * +- - j . i h2i2i Y :_E" I 5 + G9;7: I I 5 MJ 7": M: @ I I U E + 5I I > P I 9MAD8\G2d8 U : P 8 E ? G U 8 eJS8 P I @ : JSA !4 J\G @/] I P : E :_8 9 G U A;78 ? :_G JSG @/] IeA;: ? : K :BAMLGeN @ I AD8 P :_I K 9 FH: ? P G ?K I29CA P 8\G P d U : [ I AD:BG U G2N9 >? 9CA P I A >@ ? G >"U E `"? P G U 8#J AD: U G U 9 > P NI2J\8 9 W I P L: U d : U (8SACA I ? : K :BL - * ,- - i 4 O 3)V:_9 ? 8\A # = I >U E P L 4 Y G: P 4 HG2A;78 P d: K_K I U E Y X HGeAD78 P d2: K_K (578JSG @ ]"K 8\A;8 I @ : U G IJS: 8 U J\8 G2N!78 U G W I KB?">@ : U . - i 5 f K I 8 L : K :K I P 8 U E GeAD78 K :K I AD:BG U ? L J\8 K_K E : 8 P 8 U A;: P ] 7L - f)8SAD8 P 9 O # 25 G27 U I U E O Y GG U 8 L => 9MA Ie: U 8 E P 8 K 8 I9C8VGeN*W I29DJ >K I P 8 U E G2A;78 K :U A;: U d NcG P A;78Z9C: [ 8 G2N @ G K 8#J >K 8 9: U E8SA;8 P @ : U I AD:BG U GeN IE9;G P ] A;:_G U :_9;GeAD78 P @ 9 ? L f = 8\R 8 @/]K : ` 8#E ? L I2E"9CG P ] AD:BG U G2NJ 7":_J 8 U 8\dd^I KB?">@ : U G U AD: A I U : >@ . +- * - * j hj hei2i D = = G > 9D I f G P EI9 H8 P;P 8\: P I . = I P I @ I2d2G 0 8 K G I U E 4 .I P ? G9;I # >"@ I U 9C8 P >"@ I K_?>@ : U IE9;G P ] A;:_G U G U 5: N P G @ 9;: U d K 8 ] P GeA;8 : U 9;G K_> A;:_G U 9 I U E N P G @ ]K I29 @ I * . h2i j j 2h2i2i . P G U 8 0 >? I P 9 L O I W:_E9;G U I U E # . P I2E K 8 L f P G2A;8\: U I2E9;G P ] AD:BG U G U ADG ] G K L 9MAML P 8 U 8 9 > P NI2JS8#99MA > E :_8 E ? L Qf = I U EF4VH . ! j hei2i . O I A U 8 P "4 = # G @ I U H Y = J 7G8 U I U E Y 3*8 @ G U 9 ".(:BG @ IeA;8 P : J AD:BG U ADG @ I A;8 P : P 8#E : : K_K 7G2Nc8 P Y . P 8 J\8\W:"@ G P 9MAD8\8 K - % * +- - j h h j h2i2i Y IeG )V: K I29;G U I U E 6aI U d28 P => P NI2J\8 7LE P G K L 9;:_9 GeN ] G K L $d K L JSG K : 8#9G P P I U d8 9(GeN: @/] G P ADI U A @ G E 8 K] I P I @ 8SAD8 P 9 # F$ 2 c (*,/,021/ 5: @ 89CA;8 ] NcG P @ 8 9;7 >] E"I A;8 (* /,+ .(: 8 U JSL G2N P I U E G @ I K >] EI AD8 9 1 IeR : @ >@ JS8 KBK 9 ] 8\8#E 9 ( ; 8 I U 9CA;8 ]^K 8 U d2A;7 : 9;9;:_I U 9CA;8 ]ZK 8 U deA;7 E :K I AD:BG U 9 1 = : @ >K IeA;:_G U A;8 P @ : U I AD:BG U AD: @ 8 TV] ADI 28 P IeA;8 JS8 KBK O 8 d P I2EIeA;:_G U P IeA;8 8 K 8 I9C8 E > P IeA;:_G U #+ e I R : : @ > @ U ]">K 9;8 ] P G E > J AD:BG U P I AD8 ] 8 P JS8 K_K 021 11 - : U : @ >@ @ I R : @ >@ ]>K 9C8 AD: @ 8 9 0 : U : @ >@ @ IeR: @ >"@ b > :B8#9;J\8 U A A;: @ 8 9 0 X H J\G U J\8 U A P I AD:BG U AD7 P 8#9C7"G K E
G U JS8 U A P IeA;:_G U A;7 P 8 9;7G K E N >U J AD:BG U 9MA P 8 U deAD7 I R : @ >@ 9 ] P G > ANcG P @ I AD:BG UZ] P G ? I ? : K :BAML
8 K_K E 8 U 9C:BAM7 L $J\8 K_K eJ\I ] : K_K I P L K 8 U deAD37 & 4 2 I C 9 ; A G G 9C: AD:BG U (8 : U W8 9CA;:_dI AD8A;78V8 8 J AGeN*9 > P NIJS8 96 7":_J 7 J\G U 9 >@ 8 J 78 @ GI ACA P IJ A I U A G U A;7"8VJ 78 @ G2ADI2JSA;: 9*h O E G @ Ie: U 9 !578gdGI K :U E8 P 9MA I U E 7G ? GeA;7A;78 d8\G @ 8\A P LQI U E P 8 I2JSA;:_W: AML GeNa9 > P NI2JS8#9 : U I9CA P > JSA > P 8 E EG @ Ie: U @ G E >K I A;8 JSG U JS8 U A P IeA;:_G U/` 8 K E"9gG2Na9MAD: @ >K I U AD9$J 78 @ GI ACA P IJ A I U AD9 & I U E 7G A;78#9C8 @ G E >K I AD:BG U 9 J\I UZ? 8 8 U d2: U 8\8 P 8#E ADG JSG U A P G K J\8 K_K*K GJ\G @ GeAD:BG U
5 78%8#9;9;8 U A;: P JSG @ ]"> ADIeA;:_G U I K @ G E 8 K : AD:BG U 8/NcG J > 9 G U A;7"8%: U> 8 U J\8 GeN JSG U 9 >@/] A;:_G U GeN J 78 @ GI A;A P I2J A I U A ? L A;7"8 ? G >U EI P :_8 9 G2NG ? 9CADI2J K 8#9 : AD7 : P;P 8\d >K I P 9;7"I ] 8 9 7: P J\8 G2N(J 78 @ GI A;A P I2JSADI U A 578/A P I U 9 ] G P A GeN J 78 @ GI A;A P I2J A I U A: U A;78 h O ] G P G > 9E GI @ : U : I AD:BG U 9(A;7"IeA >] EI AD8 JS8 KBKa] G9C:BA;:_G U I P 8 G > A K : U 8 EZ: U 7I ] AD8 P = 8 J h h
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y
(a)
(b)
y
(c)
y
r
obstacles θ
point source obstacle
obstacle x
x
x
launching positions launching positions
launch positions
global boundary c=0
global boundary c=0
global boundary c=0
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2
6
Contact time (10 s)
(a) 1.5
k = 0 (10-3 cm/s) = 0.01 = 0.1 =1 = 10 = 100
1
0.5
0 0
0.5
1 1.5 θ (π radian)
2
12
150
(c)
(b)
Launching point
130
9 y (0.01 mm)
Mean contact time over θ (106 s)
6
3
k=100 k=0
110 90
k=0.1
70
point source
k=1000
0 -3 10
10
-2
-1
0
1
10 10 10 k (10-3 cm/s)
2
10
50 20
40
60 80 100 x (0.01 mm)
120
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