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ed
s
p
ec
tr
o
s
co
p
ic
tech
n
o
lo
g
y
is
ca
p
ab
le
o
f
ac
h
ie
v
in
g
s
atis
f
ied
m
ea
s
u
r
e
m
e
n
t
ac
c
u
r
ac
y
in
n
o
v
el
ap
p
licatio
n
s
[
7
]
.
Seco
n
d
,
th
e
e
x
p
er
i
m
e
n
tal
d
esi
g
n
t
h
at
ai
m
s
to
en
s
u
r
e
t
h
e
ac
q
u
ir
ed
n
ea
r
in
f
r
ar
ed
s
p
ec
tr
al
d
ata
h
as
m
i
n
i
m
u
m
e
f
f
ec
ts
f
r
o
m
t
h
e
s
u
r
r
o
u
n
d
i
n
g
e.
g
.
te
m
p
er
atu
r
e
an
d
m
o
is
t
u
r
e,
an
d
t
h
e
ac
q
u
ir
ed
r
ef
er
en
ce
d
at
a
ar
e
r
ep
r
esen
tati
v
e
an
d
ac
c
u
r
ate.
A
s
m
a
ll
d
ev
iatio
n
o
f
te
m
p
er
atu
r
e
o
r
m
o
i
s
t
u
r
e
m
a
y
u
lti
m
atel
y
ca
u
s
e
t
h
e
ac
q
u
ir
ed
d
ata
co
n
tain
u
n
w
a
n
ted
s
ig
n
al
s
.
L
astl
y
,
a
m
ar
k
et
av
a
i
lab
le
n
ea
r
in
f
r
ar
ed
s
p
ec
tr
o
s
co
p
y
is
s
till
r
elati
v
el
y
ex
p
en
s
iv
e
an
d
b
u
lk
y
.
T
h
e
d
ev
elo
p
m
e
n
t o
f
a
lo
w
co
s
t a
n
d
p
o
r
tab
le
n
ea
r
i
n
f
r
ar
ed
s
p
ec
tr
o
s
co
p
y
is
cr
u
cial
to
r
e
d
u
ce
th
e
f
in
a
n
cial
b
ar
r
ier
s
s
o
th
at
m
o
r
e
ap
p
licatio
n
s
w
il
l
b
e
d
ev
elo
p
ed
f
o
r
p
er
s
o
n
al
u
s
e
i
n
h
o
m
e
b
y
m
ea
n
s
o
f
th
e
n
ea
r
in
f
r
ar
ed
s
p
ec
tr
o
s
co
p
ic
tech
n
o
lo
g
y
[
8
]
.
Sev
er
al
atte
m
p
ts
h
a
v
e
b
ee
n
p
r
o
p
o
s
ed
to
r
ed
u
ce
th
e
f
in
a
n
cial
b
ar
r
ier
o
f
i
m
p
le
m
e
n
t
i
n
g
s
p
ec
tr
o
s
co
p
ic
an
al
y
s
is
b
y
r
ep
lacin
g
an
ex
p
e
n
s
i
v
e
h
alo
g
en
la
m
p
w
it
h
w
a
v
e
len
g
th
s
elec
tiv
e
li
g
h
t
e
m
it
tin
g
d
io
d
es
(
L
E
Ds)
an
d
a
d
etec
to
r
b
y
p
h
o
to
d
io
d
es
[
9
-
13
]
.
E
v
en
t
h
o
u
g
h
t
h
e
p
r
o
p
o
s
ed
alt
er
n
ati
v
e
d
o
es
n
o
t
r
eq
u
ir
e
ac
cu
r
ate
ali
g
n
m
e
n
t
o
f
th
e
co
m
p
o
n
e
n
t
s
to
g
u
ar
a
n
t
ee
h
ig
h
p
r
ec
is
io
n
m
ea
s
u
r
e
m
e
n
ts
a
s
a
co
m
m
er
cia
l
s
p
ec
tr
o
m
eter
n
ee
d
s
[
12
]
,
it
is
w
o
r
th
to
h
i
g
h
li
g
h
t
th
a
t
o
n
l
y
l
i
m
ited
w
a
v
ele
n
g
th
s
ca
n
b
e
m
ea
s
u
r
ed
b
ec
au
s
e
o
n
l
y
w
a
v
ele
n
g
t
h
s
elec
ti
v
e
li
g
h
t
e
m
itti
n
g
d
io
d
es
(
L
E
Ds)
w
er
e
u
s
ed
in
t
h
e
p
r
o
p
o
s
ed
m
ea
s
u
r
e
m
en
t
d
ev
ice.
On
th
e
o
th
er
h
a
n
d
,
a
r
ec
en
t
w
o
r
k
h
a
s
p
r
esen
ted
a
s
i
m
p
le
an
d
in
e
x
p
en
s
i
v
e
d
esi
g
n
s
to
ac
q
u
ir
e
v
is
i
b
le
s
p
ec
tr
u
m
w
it
h
ac
ce
p
tab
le
ac
cu
r
ac
y
[
14
]
.
T
h
is
s
u
g
g
e
s
ts
th
a
t
s
h
o
r
t
w
av
e
n
ea
r
in
f
r
ar
ed
s
p
ec
tr
u
m
i.e
.
f
r
o
m
7
0
0
–
1
0
0
0
n
m
m
a
y
b
e
ac
q
u
ir
ed
u
s
in
g
s
i
m
ilar
in
ex
p
e
n
s
i
v
e
s
etu
p
t
h
at
co
n
s
i
s
ts
o
f
a
tr
an
s
m
i
s
s
io
n
g
r
atin
g
,
a
s
lit,
a
n
d
a
d
etec
t
o
r
.
T
h
u
s
,
th
is
s
t
u
d
y
ai
m
s
to
ev
alu
a
te
th
e
f
ea
s
ib
il
it
y
o
f
an
a
lter
n
ati
v
e
to
m
ea
s
u
r
e
s
h
o
r
t
w
a
v
e
n
ea
r
i
n
f
r
ar
ed
s
p
ec
tr
u
m
.
2.
M
AT
E
RIAL
S AN
D
M
E
T
H
O
DS
2
.
1
.
Sp
ec
t
ro
m
et
er
Dev
elo
p
m
e
nt
Fig
u
r
e
1
illu
s
tr
ates
t
h
e
to
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v
iew
o
f
t
h
e
p
r
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s
ed
s
h
o
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t
w
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v
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ea
r
in
f
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p
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t
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t
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p
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ly
(
m
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h
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m
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llim
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w
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an
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g
w
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h
3
0
0
G/
m
m
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d
2
4
.
5
d
eg
r
ee
(
T
h
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s
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1
x
2
5
6
lin
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s
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an
d
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m
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co
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tr
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ller
(
A
r
d
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n
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)
.
T
h
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co
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m
at
in
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n
s
w
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to
m
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k
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h
t
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av
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s
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s
p
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tr
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.
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h
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w
il
l
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s
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t
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p
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g
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h
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in
d
ep
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d
en
t
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n
ac
q
u
is
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n
s
etu
p
s
o
t
h
at
t
h
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p
r
o
p
o
s
ed
s
p
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tr
o
m
e
ter
ca
n
ac
c
u
r
atel
y
e
s
t
i
m
ate
th
e
u
n
k
n
o
w
n
w
a
v
ele
n
g
t
h
s
.
T
w
o
s
lit
s
w
er
e
u
s
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,
in
s
tead
o
f
o
n
e
s
lits
i
n
a
g
en
er
al
s
p
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tr
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m
e
ter
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to
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s
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r
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o
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d
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at
1
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.
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h
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t
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ld
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u
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co
p
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2
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2
.
Wa
v
eleng
t
h Ca
lib
ra
t
io
n
W
av
elen
g
t
h
ca
lib
r
atio
n
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m
s
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t
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p
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if
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u
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p
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Fi
v
e
h
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h
p
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ec
is
io
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n
ar
r
o
w
b
an
d
s
n
ea
r
in
f
r
ar
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L
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Ds
(
T
h
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r
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ab
s
)
w
it
h
d
if
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n
ter
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g
t
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m
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th
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r
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s
f
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ca
lib
r
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an
d
v
alid
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n
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Si
n
ce
th
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w
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f
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d
ata,
lea
v
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o
n
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cr
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s
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v
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t
h
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ac
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ac
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o
f
t
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e
d
es
ig
n
ed
s
h
o
r
t
w
a
v
e
n
ea
r
i
n
f
r
ar
ed
s
p
ec
tr
o
s
co
p
y
.
T
h
e
ca
lib
r
atio
n
m
o
d
el
a
i
m
s
to
est
i
m
ate
t
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e
w
a
v
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n
g
t
h
w
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u
n
k
n
o
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g
h
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ea
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ed
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ased
o
n
th
e
f
o
llo
w
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g
r
elatio
n
s
h
ip
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i.e
.
y
=
m
X,
in
w
h
ic
h
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e
est
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m
a
ted
w
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v
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n
g
t
h
,
X
is
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e
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RE
F
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NC
E
S
[1
]
L
.
X
u
e
m
e
i
a
n
d
L
.
Jia
n
sh
e
,
"
M
e
a
s
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re
m
e
n
t
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so
il
p
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s
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y
a
n
d
m
u
lt
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ri
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te ca
li
b
ra
ti
o
n
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M
e
a
su
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me
n
t,
v
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4
6
,
p
p
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3
8
0
8
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.
[2
]
W.
-
l.
L
i,
H.
-
f
.
Ha
n
,
L
.
Zh
a
n
g
,
Y.
Zh
a
n
g
,
a
n
d
H.
-
b
.
Qu
,
"
M
a
n
u
f
a
c
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re
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n
ti
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o
n
a
n
d
st
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e
ti
m
e
d
e
term
in
a
ti
o
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o
f
“
Do
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u
sin
g
n
e
a
r
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f
ra
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d
sp
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tro
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o
p
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n
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c
h
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m
o
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tri
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o
u
rn
a
l
o
f
Z
h
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n
g
U
n
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rs
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y
S
CIENCE
B,
v
o
l.
1
7
,
p
p
.
3
8
2
-
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9
0
,
2
0
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6
.
[3
]
Y.
L
u
o
,
W
.
-
l.
L
i,
W
.
-
h
.
Hu
a
n
g
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X
.
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.
L
iu
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Y.
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g
.
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o
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g
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a
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.
Qu
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a
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p
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(NIRS),
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f
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h
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n
g
Un
ive
rs
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S
CIENCE
B,
v
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1
8
,
p
p
.
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8
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-
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[4
]
I.
M
.
K
o
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.
Ke
n
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in
g
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(NIRS)
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s
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8
,
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4
.
[5
]
J.
T
.
A
l
a
n
d
e
r,
V.
Bo
c
h
k
o
,
B.
M
a
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.
S
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n
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.
M
a
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Re
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F
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Qu
a
li
ty
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d
S
a
fe
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ter
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ti
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o
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2
0
1
3
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.
3
6
,
2
0
1
3
.
[6
]
K.
S
.
C
h
ia,
"
A
d
a
p
ti
v
e
li
n
e
a
r
n
e
u
ro
n
in
v
isib
le
a
n
d
n
e
a
r
i
n
f
ra
re
d
sp
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c
tro
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o
p
ic
a
n
a
ly
sis:
p
re
d
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e
m
o
d
e
l
a
n
d
v
a
riab
le se
lec
ti
o
n
,
"
AR
PN
J
o
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l
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E
n
g
in
e
e
rin
g
a
n
d
Ap
p
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e
d
S
c
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n
c
e
s,
v
o
l.
1
0
,
p
p
.
9
0
5
5
-
9
0
5
9
,
2
0
1
5
.
Evaluation Warning : The document was created with Spire.PDF for Python.
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3075
[7
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[9
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4
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