07.01.2013 Views

Download File - Prof. Jacob Godfrey Agea

Download File - Prof. Jacob Godfrey Agea

Download File - Prof. Jacob Godfrey Agea

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

! !" #$ #! !% !& & #<br />

%! !! $& #' !& (!) $!" # &*+<br />

!& #', # $#-.+-/ $ " * 0112<br />

3 $!* ! % '<br />

!"<br />

#$! % & ' ! &<br />

( % ) * + *,--.<br />

$ 4&))!<br />

5 56!7 2.<br />

/<br />

( % ) * 0 -. .0<br />

3 8( 4 ))!<br />

& 1& 2 3/<br />

( % ) * -- 0+0


-51 6<br />

4 & ( ! " 5 &<br />

3 ( ! ! $ ! (<br />

& 5 ( 6( ""<br />

63 ( 5 & & ( 6$ !<br />

( ( 7 ( 30--08 &( !5 9 30--0:<br />

!" 3 ! 2 !<br />

1 7 2 3 0--0:3 6( 3<br />

" ! 2 6 9 !<br />

& 5 " ! 2 !3 ( ! $<br />

; 6 !"5 70-+ :3 &<br />

! & "<br />

( 5 & 5 ( " & !!<br />

< ( ! 5 & = & "<br />

3 ( & " &<br />

"" ! ! 5 & & > 9<br />

( ( 6 ( & ( ! &( & " "<br />

!" ! ! $ ! ( (<br />

7# !5 3 0--+: 1 5 6 2 !6 70-+ : (<br />

" & ! ( = ! ! &<br />

! 3 ! 13 ! ( (<br />

" " ( & ( ( &( ! 3 5<br />

!<br />

! & 3 ( 6 3 ( !5 $ !<br />

& & !" (<br />

! & " & & 6<br />

? & 71& 1 3 .: 1 3 ( (<br />

( & ! !" &<br />

2


3 ( ( @( 3 (<br />

"& ( & " ( & 3 "<br />

!" ( ( 5 ! 5 " ! & $ !<br />

& 4 & 3 ( "<br />

! A ! &<br />

( "" !" & " 3 ! B (<br />

! ( & ! > 1& 7 1:<br />

4 ( & 3 6 $ 6 & 6 ( " 6<br />

& > 6 5 ( " C ( ( !<br />

@( & " 1 6 & 1 6 5$ 3<br />

/ ! 0 $0+ A !5 . @( 6 &<br />

6 ( " 6 6$ " ( !!<br />

& 1 6 5$ 5<br />

6 & C ( C ( 7 CC : @(<br />

6 ( " 6 5 ( " ! ( ( 6 5 (<br />

" 6 ! = "" 6 (<br />

6 & 3 $ ! &<br />

051 9<br />

@( & 6 6 ( " 6 (<br />

! & " ( (<br />

1 ., !" & + 6 ! ( & @(<br />

6 ! ( " ( 1 6 5$ @(<br />

00 7 ! ( " (:3, (<br />

5 ! @( 6 ! 3 ( &( !<br />

6 !<br />

3


:51 9 ; <<br />

:5- 8 ! " "<br />

@ & 6 ! 0 % ! .%, " ! ( (<br />

!! ( ( 1 6 & @( ! 6 " 3<br />

= = ! (<br />

" ! & ( & @( & 6 $ # (<br />

B 5 & 6 ( " ! 5 (<br />

( " / 444<br />

:50 ; ! &) $!=<br />

@( 6 & 6 ( " ! 6 (<br />

& ( &( ! &<br />

& ! ! & ! 6 @ "<br />

6 " " B & 6( & " 8<br />

( " ( " 1 6 ( " 86( (<br />

( 5 " " $ !8 ( (<br />

1 6 5$ " / A &<br />

? " 6 " (<br />

3 " " &! " 5 !<br />

! 3! & ! & (<br />

:5: ; &" !% # &$#!<br />

( # & ( / & 6 ( ! !!<br />

5 ( 6 ! ! 5 6 ( ( &<br />

" / & # & ( 6 6(<br />

"" "<br />

4


:52 $( )<br />

" ( 3" "( & "( 6 ( & @(<br />

( " " ( "<br />

251 63<br />

@ ( ( " ! ( ( 5 &<br />

"" !5 ! & &<br />

@ " "" (<br />

6 & " ( ! & !<br />

& (<br />

@ = " 6 ( ( 6 & 3<br />

! & ! &<br />

>51 ? @<br />

" " " 5 ! (<br />

@( 6 " ( 6 ( > ( 6 &%<br />

D@ = 6 & & ( ! (<br />

! 3 $ ! ! & ! &<br />

!" 3 ( ( ! E<br />

.51 6


( 5 " " 6( !" 6 ( ( 5 $ 6 6<br />

( !! ( " " 5 $ 6<br />

.5- # # " #<br />

@( " " 1 6 5$ 6 & " ( " &<br />

& " %<br />

7: " ! ( " " ( 8<br />

7 : 5 ( & 5<br />

8<br />

7 : "" ? ! & ( 5<br />

@( !" ! ( 5 $ 6 ( 5 " " (<br />

! ( !<br />

( " @( " " 5 $ 6 6 ( ( ? ! &<br />

.50 *A $#=<br />

& 9 & (<br />

? & " ( " & "" " & "<br />

! %<br />

!" ! & ( " ( 6 & "<br />

7: & ( " & & "<br />

( ! 8<br />

" ( !" "<br />

7 : 5 ( 5 ! " 5<br />

! & ( & " 8<br />

7 : ( " " " "<br />

6 8<br />

6


7 : ! ( & " 5<br />

" " 8<br />

7: & ! !! $5 !!<br />

.5: $!8<br />

" " & & " "<br />

@( & 4 & @ 9" 5 $ 6 6 ""<br />

( ! & ! ( ! ( ( @( 5 $ 6 6 5<br />

5 ( 5$ ( !" (<br />

& "<br />

.52 " 8) " # #! 8 $ 8)<br />

@( 5 $ 6 6 5 !" ! 6 ( ( 6 &<br />

" " %<br />

7: 4 & " 5 6( " 5<br />

( ! & !<br />

7 : ; & ( " " & &<br />

" ! ! & ( 5<br />

5 6 ( & ( & (<br />

7 : & & 6 ( 5 6<br />

7 : < ( & " ( 5<br />

5 3 " ( 5 & & " (<br />

& " ! 5 ; 6 3 $ $<br />

" " ( 5<br />

6( ( ! ( & ( & & 5<br />

! " " "<br />

7


7: 4 & " " ! ( ! 5<br />

6 " ( ! ( 5 "<br />

& > & ( ! " ! ( ( "<br />

6 ( ! ( 5<br />

.5> !" 8) $ B& " #<br />

@( 5 $ 6 6 ( ( & & B<br />

5 5 & " &<br />

1 7 91 :6( D (<br />

"! 6( & D ( 5 3<br />

! & ! 5 > E<br />

@( 5 $ 6 6 ( ( 6 & 91 & &" " %<br />

7: 1 & " 5 ( (<br />

( ( " 5 " "<br />

5 6 5 &<br />

7 : 1 !! $5 "" ( ! & !<br />

(<br />

5 5<br />

7 : 1 ( &( ( ! & " 5<br />

5 ! & ! 3 $ ! & 3<br />

5 &<br />

& " 6 ( B<br />

7 : A ! & " " & 5 &<br />

! & ! ( 5 " " &<br />

( " ! = &<br />

5<br />

8


7: 4 & $ " & ( &<br />

! "" " ( & (<br />

.5. !) 8! * )#<br />

5 &<br />

.5.5- ( # &*+ !& #' ( % (!&) !<br />

7: & ( " " " ( 6<br />

& &<br />

7 : ( " !! 6<br />

7 : " " ( " & (<br />

& 5 (<br />

7 : ( " " " & & ( &<br />

( " 8 ( ( 5 !"<br />

.5.50 ( # 8 !8) $ ! #( # $ %!" != " # ! '<br />

!#( $<br />

7: ? ! ( & ( " &<br />

!! 6( ( " ( ! " " 8<br />

7 : $& ! & > 7 ? : 3 (<br />

& & " " " 5 " &<br />

" & !" " &" &!<br />

.5.5: ( # != " # (!&) !<br />

@( ? ! ( %<br />

7: ( " " ( " ! & !<br />

& (<br />

7 : " ( " & !! !<br />

& ( 6<br />

9


7 : ( "<br />

6 &<br />

7 : " ! ! (<br />

7: !" 6 5$ ( ! & ! F !!<br />

6<br />

7 : " ( 5 $& &<br />

7 : ! &<br />

7 : ( ( " 0 G ( ! 6 (<br />

&<br />

7 : & & &5 (<br />

7: " ( " 5 5 & 5 & ( ! ( (<br />

= 6<br />

7 : & " " ( " !<br />

& & 6 ( !<br />

7 : "" ( " " & &<br />

.5.52 )# #! ! +$!" 8) $ #( #( *'+)<br />

7: A " ! ( " 8<br />

7 : 1 & ( & ( ( 70 3 FH:<br />

5 (<br />

7 : 1 ( 3( F ( ( " 7*: 70:<br />

C51<br />

& 5<br />

$( ( 6 C C( ! %, "! +%, "! 6<br />

0+ ( A !5 . @( ( 6 6 @( " 5<br />

6 6 5 ( ( 6 @(<br />

" & ( ( " / 4441 6 9 5$ " "<br />

(<br />

10


@( ( 6 & 4<br />

6 ( & " ( " 1 6<br />

/ & ( 5 " 4 ( &( &( (<br />

!" & ( ( " 6(<br />

( ( 5 " $ ! ( &<br />

6 ( $ ( 6<br />

/51<br />

/5- ( "<br />

1 6 5$ / A &<br />

@( ( ! / 444 1 6 5$ 6 ! (<br />

" ( ( " " 1 6 5$<br />

" "! (<br />

" ( ; ( 5 1 6 5$<br />

! ( 5 > 5 ( !" (<br />

& ( ( " ( ! (<br />

! & ! ; & " " " 35<br />

" " ( & 6 6 ( "<br />

; !"( > ( !" & ! 5 & (<br />

" ( ! 5 ! & ; (<br />

& & 6 & 6 & " 6 ( !<br />

!" ! ( " 2 ; ( ( &<br />

6 ! 3 6 ( " ( 6 !" (<br />

" ( ! ( " 5 ! " 5$<br />

; ( ( ( 6 &<br />

& " ! ; " ( &<br />

6 ( &<br />

11


50 " 4 *' #( !%#( "<br />

5 ( ( " 3 I 5 ? 1& 36 !<br />

( " " ; ( ( ( " / 444 !<br />

! 5 > & & > & ( 6 & 6 ( "<br />

( 6 ( " ( ( 6 & (<br />

! $ ! ! & ! &<br />

( 6 6 ( ; 2 (<br />

6 ( "3 ! 5 ( " (<br />

D51<br />

D5- 8 # #= !%<br />

( 1 6 5$ !"<br />

@( J ( " / 4441 6 5$ 3 5 ( ( 3<br />

( ( " ( 25 ; (<br />

( ( " " ( & " 3" ( 5<br />

& ( & 5 & " " & (<br />

! & ( &36( ( ! &<br />

D50 ( "<br />

; & ( ! ! ( " &<br />

@( ( ! / 444 ( ( 6 ( "" 5 ( &<br />

6 ( " 6 ; 6 " ! ( ( " 2 6<br />

5 ! " " 1 6 5$ ( !" ! ;<br />

" CC "" & ( " & !! ( 6<br />

& ! ! & ! "<br />

; & ( ! &<br />

( " ( & !<br />

12


& " ; ( ( 6<br />

!" & ! " " " &<br />

& 6 ( ! $ ! 4 ( & 3( "" " " &<br />

!<br />

; ( C @ ! ( B "" " &<br />

" ( ( 52 " 2 5 ( ;<br />

( 3 ( ( 5 !" & 5 " &<br />

" & & ( ( ! ! (<br />

( " & " ( 6 &<br />

& ! ( ; ( ( 6 " &<br />

" 5 ( " & ( ! 6 5<br />

" & 6( ( ( 5 &( ; 6 ( 2<br />

( !<br />

1& I ? 1 3 ? 7 .: ! & &<br />

13<br />

( ( ! /<br />

C ( " 5! 6 & C (<br />

C ( 7 CC :<br />

( 3 C 3 / ! 9 70--0:<br />

! " " < @ > %<br />

( 5 1 C# 1 C " .- 5 % 4 C1<br />

&( !5 I 1 9 I ; 70--0: " " 5<br />

! ( ! 6 % ( 5<br />

1 C# 1 C " . 5 % 4 C1


2 70--0: 4 & ( ! " ( 5<br />

6 % ( @ ! / " "<br />

( & 1& C ( ( !5<br />

# > 9 ( 1 3/ &6 3 6<br />

!"5 3 370-+ :3K@( < L !5 56 M3<br />

30 %,+$..<br />

# 39 !5 9 70--+: ! ( & "<br />

1 6 " 1 @9 A " ? 5<br />

!3 !5 0--+3 1<br />

6 2 !6 / 70-+ : 9 "<br />

& 5 ( A (<br />

6 ( !"( & " 9 @( 3<br />

5<br />

14


!5 " $$&8 #!<br />

0 F / 444F?49 1 6 9 5$<br />

& I ( " ( ( ($ 6 " (<br />

, 2 ( ( ( ($ ! F !<br />

. & @ ! !<br />

* 1! ? F! A F<br />

I ! $ 6<br />

( ! $ 1 &<br />

+ I ( 1 F / 41 " ( F/<br />

- I ! 5 1" / 4$ ! F !<br />

0 2 I ( 1 & / 4$ ! F !<br />

00 #5 & ? 9 $ @ / 4F !<br />

0 N F! / 4@ F (<br />

0, I C ( !<br />

0. 1" C !<br />

0* 1 & !<br />

0 I ! 1 ! $ 6<br />

0 I ( # !<br />

0+ 16 I ! $<br />

0- ! $ 1 &<br />

2 ? 9 $1 / 4F !<br />

0 &6 & !<br />

" I ( !<br />

, &A ! $ 6 " (<br />

. " I ! $ 1 &<br />

* ? !<br />

9 " & !<br />

@ (<br />

+ " F (<br />

- &6 & @ (<br />

, & !<br />

,0 !<br />

, &6 ( !<br />

,, 1 6 9 ! $ & !<br />

,. &I !<br />

,* 1 !<br />

, 1" !<br />

, 1 !<br />

,+ 9 ! F / 4$ 1<br />

,- @ ! !<br />

. &? !<br />

.0 I A !<br />

. &6 49 1 6<br />

., 1! > !<br />

15


!<br />

"<br />

!<br />

#<br />

$<br />

$<br />

! ! "<br />

#$ % & ! ' % ( " (<br />

% )'%((%*+,- .& - ! / # 0 ! / 1<br />

16


! !" #$<br />

% & ! ' % ( " ( %<br />

)'%((%*+,- .& - # 0 ! /<br />

17<br />

!<br />

#<br />

%& ' %( ' % '<br />

)<br />

' %& '<br />

" * %& '<br />

%+ ' %& ' %+ ')<br />

% '


"<br />

! ! ,<br />

• # -<br />

• &<br />

• $ -<br />

• "<br />

• .<br />

• / -<br />

• % '<br />

• 0 )<br />

• "<br />

• $<br />

• 0 - )<br />

• 1 2<br />

! ! "<br />

#$ % & ! ' % ( " (<br />

% )'%((%*+,- .& - ! / # 0 ! / 1<br />

18


2 / ! !" #$<br />

% & ! ' % ( " ( % )'%((%*+,<br />

.& Poster - 4 Luo # version 0 ! /<br />

# $ % " & '<br />

% (<br />

& - -<br />

$<br />

! + - -<br />

3 -<br />

1 - - -<br />

3 - - -<br />

% ' - - -<br />

-% ' ! - , -<br />

,<br />

1 - -<br />

, -<br />

! -<br />

4 - -- -<br />

! ! ! ! / / -<br />

-<br />

19<br />

-


%<br />

&<br />

2 / ! !" #$<br />

% & ! ' % ( " ( % )'%((%*+,<br />

.& - # 0 ! /<br />

& (<br />

! &<br />

& ( )+ + & -<br />

! ! ! ! / / -<br />

-<br />

20<br />

&


$ &*% + # ' *<br />

" $ ,<br />

$ % # & ' $ (<br />

!<br />

21<br />

#<br />

!)<br />

$ " $ % * " &<br />

' " & $ &<br />

• - -<br />

• -<br />

• -<br />

• -<br />

•<br />

• 3 - - -<br />

• , % - '<br />

• - - - - - - -<br />

-<br />

• & -<br />

• !<br />

2 / ! !" #$<br />

% & ! ' % ( " ( % )'%((%*+,<br />

.& - # 0 ! /<br />

• , - 2 - -<br />

)<br />

• 4 - - - --<br />

! ! ! ! / / -<br />

-<br />

!<br />

!"<br />

#

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!