Biomedical Engineering Reference
In-Depth Information
Table 8.1 (
Continued
)
Major Characteristic
Peak Frequencies Reported in the Literature
Reference
Number
Peak
Assignment
FT-IR
Raman
1044 cm
−1
ν
3
PO
4
3−
(symmetric stretching
vibration of ν
3
PO
4
3−
of HA)
*
3
1045 cm
−1
Glycogen band (due to OH
stretching coupled with
bending)
*
70, 71
C-O stretching frequencies
coupled with C-O bending
frequencies of the C-OH groups
of carbohydrates (including
glucose, fructose, glycogen, etc.
*
62
-CH
2
OH groups and the C-O
stretching vibration coupled
with C-O bending of the C-OH
groups of carbohydrates
(including glucose, fructose,
glycogen, etc.)
*
63
1045/545 cm
−1
Gives an estimate carbohydrate
concentrations (lower in
malignant cells)
*
*
62
63
1046 cm
−1
C-O stretching of carbohydrates
*
17
1048 cm
−1
Glycogen
*
8
1050 cm
−1
ν
s
CO-O-C
*
65
C-O stretching coupled with C-O
bending of the C-OH of
carbohydrates
*
64
Glycogen
*
38
1050-80 cm
−1
Indicates a degree of oxidative
damage to DNA
*
40
1050-100 cm
−1
Phosphate and oligosaccharides
*
56
PO
2
−
stretching modes, P-O-C
antisymmetric stretching mode
of phosphate ester, and C-OH
stretching of oligosaccharides
*
56
1052 cm
−1
Phosphate I band for two different
C-O vibrations of deoxyribose in
DNA in
A
and
B
forms of helix or
ordering structure
*
23
O-H stretching coupled with
C-O bending of C-OH groups
of carbohydrates
*
61
1053 cm
−1
*
51
νC-O and δC-O of carbohydrates
C-O stretching, C-N stretching
(protein)
*
12
Shoulder of 1121 cm
−1
band, due
to DNA
*
72
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