Low resolution

1
Low resolution
(14493 cm-1)
(14085 cm-1)
2
High resolution
3
If B? lt B?, the spacing between the lines in the
P branch will increase as J increases while the
spacing between the lines of the R branch will
decrease. At some point the lines in the R
branch will pile up and then turn around (this
pile up is called a band head).
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