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Ai
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w
it
h
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d
it [
1
-
7
]
.
Hea
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[
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So
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d
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s
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2
3
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]
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1
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̇
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−
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3.
RE
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ased
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RE
F
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R
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NC
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[1
]
N.S
.
Na
z
ri,
A
.
F
u
d
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o
li
,
B
.
Ba
k
h
t
y
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r,
C.
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Ye
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,
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ra
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M
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sla
n
,
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M
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K.
S
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,
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En
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a
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Ren
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En
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Rev
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,
v
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9
2
,
p
p
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1
8
7
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,
2
0
1
8
.
[2
]
C.
N.
A
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A
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F
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P
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P
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ll
e
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to
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u
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g
sp
iral
th
e
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m
a
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),
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s
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4
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[3
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A
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L
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C.
K.
G
a
n
,
M
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R.
A
b
G
h
a
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i,
T
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S
u
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k
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.,
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e
ll
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In
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J
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o
f
Po
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9
]
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.
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.
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.
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.
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0
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D.
Kra
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r,
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M
c
En
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.
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.
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H
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2
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.
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3
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J.C.
M
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4
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W
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tern
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y
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l
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n
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it
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2
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t
h
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il
v
e
r
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ter
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h
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(IT
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2
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,
th
e
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il
v
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r
M
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a
rd
a
t
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e
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h
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p
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2
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th
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d
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tern
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p
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(
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z
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2
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h
a
s
a
lso
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n
in
v
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d
a
s
sp
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k
e
r
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th
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rk
sh
o
p
o
f
S
c
ien
ti
f
ic
Jo
u
rn
a
l
W
rit
in
g
;
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rit
in
g
S
c
ien
ti
f
ic
P
a
p
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rs
S
tep
s
T
o
w
a
rd
s
S
u
c
c
e
ss
f
u
l
P
u
b
li
sh
in
Hig
h
Im
p
a
c
t
(Q1
)
Jo
u
rn
a
ls.
He
o
w
n
s
o
n
e
p
a
ten
t
a
n
d
tw
o
c
o
p
y
rig
h
ts.
P
r
o
f
.
Dr.
M
o
h
d
Ha
f
id
z
Ru
sla
n
c
u
rre
n
tl
y
is
th
e
D
e
p
u
ty
Dire
c
to
r
a
n
d
He
a
d
o
f
P
o
stg
ra
d
e
S
tu
d
ies
o
f
th
e
S
o
lar
En
e
rg
y
Re
se
a
rc
h
In
stit
u
te
(S
ERI)
UK
M
,
M
a
lay
sia
.
His
c
u
rre
n
t
re
se
a
rc
h
f
o
c
u
se
s
o
n
so
lar
e
n
e
rg
y
,
e
sp
e
c
i
a
ll
y
so
lar
th
e
r
m
a
l
tec
h
n
o
lo
g
y
,
h
e
a
t
p
u
m
p
s
y
ste
m
,
so
lar
w
a
ter
h
e
a
ti
n
g
a
n
d
so
lar
d
ry
in
g
s
y
ste
m
s.
He
h
a
s
p
u
b
li
sh
e
d
m
o
re
th
a
n
1
5
0
p
e
e
r
-
re
v
iew
e
d
p
a
p
e
rs
in
IS
I
a
n
d
S
c
o
p
u
s
in
d
e
x
.
A
d
d
it
io
n
,
h
e
h
a
s
p
u
b
li
s
h
e
d
m
o
re
th
a
n
1
0
0
p
a
p
e
rs
in
in
ter
n
a
ti
o
n
a
l
c
o
n
f
e
re
n
c
e
s.
His
to
tal
c
it
a
ti
o
n
s
o
f
1
5
4
1
b
y
1
0
7
7
d
o
c
u
m
e
n
ts
a
n
d
h
-
in
d
e
x
o
f
2
2
in
S
c
o
p
u
s
in
d
e
x
(
A
u
th
o
r
ID:
6
5
0
4
6
6
6
4
7
2
).
His
to
tal
c
it
a
ti
o
n
s
o
f
2
5
6
4
a
n
d
h
-
in
d
e
x
o
f
2
7
in
g
o
o
g
le
sc
h
o
lar
in
d
e
x
.
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re
se
a
rc
h
in
tere
st
m
a
in
ly
in
so
lar
th
e
r
m
a
l
t
e
c
h
n
o
l
o
g
y
(so
lar
P
V
/T
s
y
ste
m
,
s
o
lar
d
ry
in
g
,
h
e
a
t
p
u
m
p
s
y
ste
m
a
n
d
so
a
lr
w
a
ter h
e
a
ti
n
g
sy
ste
m
).
P
r
o
f
Da
to
’
Dr.
Ka
m
a
ru
z
z
a
m
a
n
S
o
p
ian
g
ra
d
u
a
ted
w
it
h
th
e
BS
M
e
c
h
a
n
ica
l
En
g
in
e
e
rin
g
f
ro
m
th
e
Un
iv
e
rsit
y
o
f
W
isc
o
n
sin
-
M
a
d
iso
n
in
1
9
8
5
,
t
h
e
M
S
i
n
En
e
rg
y
Re
so
u
rc
e
s
Un
iv
e
rsit
y
o
f
P
it
tsb
u
rg
h
in
1
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8
9
a
n
d
P
h
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in
M
e
c
h
a
n
ica
l
En
g
in
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e
rin
g
f
ro
m
th
e
Do
rg
a
n
S
o
lar
Lab
o
ra
to
ry
,
Un
iv
e
r
sit
y
o
f
M
iam
i
a
t
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ra
l
G
a
b
les
in
1
9
9
7
.
He
h
a
s
b
e
e
n
in
v
o
lv
e
d
in
th
e
f
ield
o
f
re
n
e
w
a
b
le
e
n
e
rg
y
f
o
r
m
o
re
th
a
n
2
5
-
y
e
a
rs.
H
e
h
a
s
se
c
u
re
re
se
a
rc
h
f
u
n
d
in
g
f
ro
m
th
e
M
a
la
y
sia
n
M
in
stry
o
f
S
c
ien
c
e
a
n
d
M
a
la
y
sia
n
M
in
istry
o
f
Ed
u
c
a
ti
o
n
a
n
d
in
d
u
stry
f
o
r
m
o
re
th
a
n
USD
6
m
il
li
o
n
.
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h
a
s
c
o
n
d
u
c
ted
re
n
e
wa
b
le
e
n
e
r
y
c
o
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rse
s
th
e
A
sia
n
S
c
h
o
o
l
o
f
En
e
rg
y
(2
0
0
7
-
2
0
1
4
)
f
u
n
d
e
d
b
y
IS
ES
CO,
CO
M
S
AT
,
T
IK
A
a
n
d
UN
ES
CO.
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h
a
s
p
u
b
li
s
h
e
d
o
v
e
r
8
0
0
re
se
a
rc
h
p
a
p
e
rs
in
jo
u
r
n
a
ls
a
n
d
c
o
n
f
e
re
n
c
e
s
(S
COP
US
h
in
d
e
x
=
4
9
,
n
o
.
o
f
c
it
a
ti
o
n
=
8
1
8
1
)
(G
o
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g
le
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c
h
o
lar
h
i
n
d
e
x
=
6
0
,
n
o
.
o
f
c
it
a
ti
o
n
=
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3
7
6
1
)
.
A
to
tal
o
f
3
2
M
S
c
(c
o
u
rse
w
o
rk
),
1
5
M
S
c
(
re
se
a
rc
h
m
o
d
e
)
a
n
d
4
0
P
h
D
su
p
e
rv
ise
d
a
n
d
c
o
m
p
lete
d
.
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