Helium Lines (10.00 – 23.00 microns)

Helium Lines (10.00 – 23.00 microns)

Infrared Helium Lines

Atomic LineTransitionWavelength (um)
HeI4sS-4pP10.88
HEI4P-4S,3Po-3S10.8819
HeI7-911.31
HEII14-1212.3635
HeI6-712.37
HeI8-1112.39
HEII11-1013.13
HEII12-1117.2562
HeI4sS-4pP18.095
HEI4P-4S, 1Po-1S18.0999
HeI3pP-3dD18.62
HEI3D-3P,3D-3Po18.625
HEII13-1222.1735