ch3br, 121109 relative ion intensities for chn+: rydberg system 69938 and nearby background...
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CH3Br, 121109
Relative ion intensities for CHn+:Rydberg system 69938 and nearby background (70257.2)&C atomic lines&Summary of REMPI spectra up to date
agust, heima, ....Nov09/CH3Br17450_17570vhw-111109vhw-121109ak.pxpagust, www, ......Nov09/PPT-121109ak.pptagust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxpagust, heima, ....Nov09/CH3Br-Overall +mass-041109km-131109ak.pxp
17.485
17.480
17.475
x103
15010050
hv(Laser)
pnt(->Mw)
Summed over approximatelly 17482.398 – 17486.635 cm-1 (hv(Laser)),i.e. Pnt(nju) = 108 – 167, i.e. To optain representative mass spectrum for the Rydberg state system:
-25
-20
-15
-10
-5
0
x103
17.5617.5417.5217.5017.48x10
3
hv(Laser)
agust, heima, ....Nov09/CH3Br17450_17570vhw-111109vhw-121109ak.pxp:
-300
-200
-100
0
x103
150100500
CH3+
C+
agust, heima, ....Nov09/CH3Br17450_17570vhw-111109vhw-121109ak.pxp:
C2+
pnt
Background signal: derived by summing over points 918 – 957 (40 points), ca:
-25
-20
-15
-10
-5
0
x103
17.5617.5417.5217.5017.48x10
3
agust, heima, ....Nov09/CH3Br17450_17570vhw-111109vhw-121109ak.pxp:
10
8
6
4
2
0
x1
03
150100500
CH3+
C+
agust, heima, ....Nov09/CH3Br17450_17570vhw-111109vhw-121109ak.pxp:
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
x106
150100500
Comparison:
Bgr x100
CH3+
C+
ImpuritySignalC2+
agust, heima, ....Nov09/CH3Br17450_17570vhw-111109vhw-121109ak.pxp:
C2+Mw=24
-600
-400
-200
0
x103
200150100500
After slope correction(i.e. After subtraction of ((903400/147)-(903400/147)*10)) of the bgr mass spectrum:
Bgr x100
1615141312
80
78
76
74
72
70
68
66
x103
2hv
Mw
CH3+
C+(partly due to impurities)
66022
66503
67275
68675
68882
75395
75887
76672
77165
77841
78393
78410
79195
79594
69938
New (121109)
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
80
78
76
74
72
70
68
66
x10
3 agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
70.0
69.5
69.0
68.5
x103
C atomic lines
69938 Rydberg system (with oscillations)
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
50
40
30
20
10
0
70.270.069.869.669.469.269.0x10
3
C atomic lines
69938 Rydberg system (with oscillations!)
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
200
150
100
50
0
80787674x10
3
Originating from Wang:...Sept10/CH3Br 16500_20400-291009vhw.pxp: CH3+ scanned spectraOriginating from Wang:...Sept10/CH3Br 16500_20400-291009vhw.pxp: C+ spectrum
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
Relative ion intensities for CHn+ for Rydberg system 69938 cm-1 and nearby background fits nicely into trend of relative intensities as seen in slide 9:i.e.
•Increasing weight of CHn+; n = 2,1 as wavenumber increases and•Almost same realitive intensity for background as for Rydberg + bagr.
100
80
60
40
20
0
7069686766x10
3
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
nm
100
80
60
40
20
0
7069686766x10
3
C+NEW:
150
100
50
0
80787674x10
3
1hv2hv3hv
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
120
100
80
60
40
20
0
81.080.980.880.780.680.580.4x10
3
(1/2)4f;1 (1/2)4f;0+(3/2)5f;1/0
(3/2)6d;0 (1/2)5d;0
(3/2)6d;2 (1/2)5d;2
(3/2)6d;0
(1/2)5d;0
(1/2)4f;1
(1/2)4f;0+(3/2)5f;1/0
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
120
100
80
60
40
20
0
80.079.879.679.479.279.0x10
3
(3/2)7p;0(3/2)7p;0
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-121109ak.pxp:
200
150
100
50
0
78.678.578.478.378.278.1x10
3
(3/2)5d;2
(1/2)6p;2
(1/2)6p;0
(3/2)5d;0
1hv2hv3hv
(1/2)6p;2
(1/2)6p;0
(3/2)5d;1+
(1/2)6p;0
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-131109ak.pxp:
120
100
80
60
40
20
0
78.178.077.977.877.777.677.5x10
3
1hv2hv3hv
(3/2)4f;1 (3/2)4f;0
(3/2)4f;1
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-131109ak.pxp:
120
100
80
60
40
20
0
77.677.477.277.076.876.6x10
3
1hv2hv3hv
(3/2)4f;1 (3/2)4f;0
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-131109ak.pxp:
120
100
80
60
40
20
0
76.476.276.075.875.675.475.275.0x10
3
1hv2hv3hv
(1/2)4d;0(3/2)6p;1(1/2)4d;1
(1/2)4d;0
(3/2)6p;2
(3/2)6p;0
(3/2)6p;0
(3/2)6p;0
agust, heima, ....Nov09/CH3Br-Overall +mass-041109km-131109ak.pxp: