430 |
ν2 PO43-
|
Strong band (P-O stretching) |
[160] |
582 |
ν4 PO43-
|
P-O
bending |
[172] |
756 |
ν4 CO32-
|
B-type carbonate is very weak |
[172] |
856 |
ν(C-C) |
Collagen proline may include δ(C-C-H) |
[120] |
876 |
ν(C-C) |
Collagen hydroxyproline |
[177] |
880 |
ν2 CO32-
|
C-O
stretching |
[172] |
950 |
ν1 PO43-
|
Amorphous calcium phosphate (ACP), bone mineral (P-O) phase |
[178] |
955 |
ν1 PO43-
|
Octocalcium phosphate (OCP),
HPO42-
|
[155] |
960 |
ν1
PO43-
|
Р-О symmetric stretch |
[155] |
1030 |
ν3 PO43-
|
(Overlaps with proline ν (C-C) component) |
[112] |
1070 |
ν1 CO32-
|
B-type substitution (С-О in-plane
stretch) |
[172] |
1103 |
ν1 CO32-
|
А-type substitution (С-О in-plane stretch) |
[179] |
1181 |
ν(C-O-C) |
Phenylalanine,
tyrosine |
[90] |
1209 |
ω(CH2) |
Hydroxyproline, tyrosine |
[85] |
1272 |
Amide III |
Protein α-helix, β-sheet and random coils (C-N-Н
stretch) |
[180] |
1375 |
δ(CH2) |
Proteoglycan, CH2 wagging |
[177] |
1410 |
β(CH2) |
Lipids, CH deformation |
[91] |
1455 |
δ(CH2) |
Protein, СН2 wag |
[91] |
1565 |
Amide II |
C-N-Н stretch,
bending N–Н |
[116] |
1675 |
Amide I |
C=O stretch |
[181] |
3550 |
ν(O-H) |
O-H stretching
vibration |
[90] |