IR spektroszkópia - MTA SzFKI
IR spektroszkópia - MTA SzFKI
IR spektroszkópia - MTA SzFKI
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H 2 O molekula rezgése CsLiB 6 O 10 kristályban<br />
Frequency<br />
ranges<br />
Part I<br />
Part II<br />
Part III<br />
Vibrational modes<br />
Bend, δ<br />
Combination,<br />
stretch+libr.<br />
H 2<br />
O<br />
1650 cm -1<br />
~3800-3900 cm -1<br />
D 2<br />
O<br />
~ 1205 cm -1 *<br />
Overtone, 2δ<br />
~ 3250 cm -1 ~ 2387 cm -1<br />
Symmetric stretch, ν s<br />
3413 cm -1 2518 cm -1<br />
Asymmetric stretch, ν a<br />
3581 cm -1 2651 cm -1<br />
Combination,<br />
stretch+libr.<br />
Overtone, 3δ<br />
~ 4000-4400 cm -1<br />
~ 4855 cm -1<br />
Part IV<br />
Combination, ν s<br />
+δ<br />
Combination, ν a<br />
+δ<br />
2ν s<br />
or ν+2δ<br />
5080 cm -1<br />
5213 cm -1<br />
3713 cm -1<br />
3840 cm -1<br />
Combination, ν 4985 cm -1<br />
s<br />
+ν a<br />
6826 cm -1<br />
~ 6550 cm -1<br />
Overtone, 2ν a<br />
6966 cm -1 5132 cm -1
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