Pfund series (n' = 5)
Experimentally discovered in 1924 by August
13
Herman Pfund. [ 1
~T-- -
A, vacuum
n (nm)
. _ _1_ -
6 7460
;
t
7 4654
t
8 3741
• '
9 3297
' +
10 3039
00 2279
I .
Source:[141
Humphreys series (n' = 6)
Discovered in 1 9 53 by American physicist
Curtis J . Humphreys) 15]
~--
A, vacuum
n
(1,1m)
~l
7 12.37
..
8 7.503
, Brackett series (n' = 4)
derick
Named aft er the American physicist Fre
Sumner Brackett who firs t observed the
lines of
spectral lines in 1922. r J The spectral
12
Brackett series lie in far Infrared band.
A, air
n (nm)
I
L I
5 4051
6 26 25
7 2166
8 19 44
9 18 17
oo 14 58
Source:[9]
Pfund series (n ' = 5)
gu st
Experimentally discovered in 19 24 by Au
13
Herman Pfund .[ 1
r .
A, vacuum
n (nm)
Experimentally discovered in 1924 by August
13
Herman Pfund. [ 1
~T-- -
A, vacuum
n (nm)
. _ _1_ -
6 7460
;
t
7 4654
t
8 3741
• '
9 3297
' +
10 3039
00 2279
I .
Source:[141
Humphreys series (n' = 6)
Discovered in 1 9 53 by American physicist
Curtis J . Humphreys) 15]
~--
A, vacuum
n
(1,1m)
~l
7 12.37
..
8 7.503
, Brackett series (n' = 4)
derick
Named aft er the American physicist Fre
Sumner Brackett who firs t observed the
lines of
spectral lines in 1922. r J The spectral
12
Brackett series lie in far Infrared band.
A, air
n (nm)
I
L I
5 4051
6 26 25
7 2166
8 19 44
9 18 17
oo 14 58
Source:[9]
Pfund series (n ' = 5)
gu st
Experimentally discovered in 19 24 by Au
13
Herman Pfund .[ 1
r .
A, vacuum
n (nm)
