Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund: = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio)
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| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
1993
|
| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Item Description: | Marburg, Univ., Diss., 1993 |
| Physical Description: | 103 S. graph. Darst. |
Staff View
MARC
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| 245 | 1 | 0 | |a Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund |b = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) |c vorgelegt von Thein Win |
| 246 | 1 | 1 | |a (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) |
| 264 | 1 | |c 1993 | |
| 300 | |a 103 S. |b graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 500 | |a Marburg, Univ., Diss., 1993 | ||
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Record in the Search Index
| _version_ | 1807594601695936512 |
|---|---|
| adam_text |
CONTENTS
ACKNOWLEDGEMENTS
7
INTRODUCTION
9
1
INVESTIGATION
ON
MASS
ISOTOPE
SEPARATOR
13
1.1
INTRODUCTION
.
13
1.2
DESIGNING
AN
ISOTOPE
SEPARATOR
.
13
1.3
DISPERSION
AND
MASS
RESOLVING
POWER
.
14
1.4
CHOICE
OF
MAGNET
SECTOR
TYPE
.
15
1.5
DESCRIPTION
OF
THE
MASS
SEPARATOR
.
15
1.5.1
VACUUM
SYSTEM
.
16
1.5.2
ION
SOURCE
CHAMBER
.
17
1.5.3
FOCUSING
CHAMBER
.
18
1.5.4
COLLECTOR
CHAMBER
.
18
1.5.5
THE
MAGNET
.
19
1.6
ABOUT
THE
ELECTROSTATIC
LENSES
.
.
23
1.6.1
Y-LENS
AND
Z-LENS
.
23
1.6.2
BREAKDOWN
RIGIDITY
OF
THE
LENS
ELECTRODES
AND
IN
SULATOR
SYSTEM
.
24
1.7
RESULTS
AND
DISCUSSIONS
.
26
1.7.1
INVESTIGATION
OF
FRINGING
FIELD
.
26
1.7.2
HOMOGENITY
OF
THE
MAGNET
.
28
1.7.3
INFLUENCE
OF
THE
POTENTIAL
OF
THE
EXTRACTION
ELEC
TRODE
ON
THE
LINE
WIDTH
OF
THE
MASS
PROFILE
.
30
3
1.7.4
DETERMINATION
OF
DISPERSION
AND
RESOLVING
POWER
OF
THE
MASS
SEPARATOR
.
33
1.8
CONCLUSIONS
.
34
2
INVESTIGATION
ON
NEGATIVE
ION
PRODUCTION
37
2.1
INTRODUCTION
.
37
2.2
ADSORPTION
AND
SURFACE
IONIZATION
.
38
2.3
EXPERIMENT
.
42
2.3.1
CONSTRUCTION
OF
THE
ION
SOURCE
.
42
2.3.2
HEATER
.
43
2.3.3
CURRENT
MEASUREMENT
.
44
2.3.4
TEMPERATURE
MEASUREMENT
.
44
2.3.5
IONIZER
.
44
2.4
RESULTS
AND
DISCUSSIONS
.
46
2.4.1
ION
PRODUCTION
ON
SRO-BAO
IONIZER
.
47
2.4.2
ION
PRODUCTION
ON
LABG
IONIZER
.
48
2.4.3
COMPARING
THE
RESULTS
OF
IODINE
ON
LAB
G
FROM
DIF
FERENT
WORKS
.
49
2.4.4
OBTAINED
NEGATIVE
IONS
.
52
2.5
CONCLUSIONS
.
S3
3
A
TECHNIQUE
FOR
THE
ENHANCEMENT
OF
THE
SIGNAL
TO
BACKGROUND
RATIO
55
3.1
INTRODUCTION
.
55
3.2
THE
BASIC
EQUATIONS
.
56
3.2.1
ION
SWITCHING
.
56
3.2.2
APPLYING
THE
ION
SWITCHING
METHOD
.
59
3.3
EXPERIMENTAL
ARRANGEMENT
.
61
3.3.1
THE
ION
SOURCE
FOR
POSITIVE
IONS
.
63
3.3.2
LASER
.
64
3.3.3
INTERACTION
CHAMBER
.
64
3.4
ION
ACCUMULATION
EFFICIENCY
.
66
3.4.1
CURRENT
MEASUREMENTS
.
66
3.4.2
LASER
RESONANCE
MEASUREMENTS
.
67
3.5
RESULTS
AND
DISCUSSIONS
.
68
3.5.1
THE
INFLUENCE
OF
THE
GRID
POTENTIAL
ON
THE
SWITCHED
ION
CURRENT
.
68
3.5.2
DEPENDENCE
OF
THE
SWITCHED
ION
CURRENT
.
70
3.5.3
INVESTIGATING
THE
BACKGROUND
SUPPRESSION
AND
THE
EFFECT
OF
THE
SWITCHING
ON
THE
SPECTRAL
LINE
SHAPE
72
3.5.4
OBSERVED
ION
ACCUMULATIONS
.
77
3.5.5
EXPLANATION
FOR
THE
DIFFERENT
ION
ACCUMULATIONS
.
80
3.6
CONCLUSIONS
.
81
SUMMARY
83
ZUSAMMENFASSUNG
85
APPENDIX
1
*
87
APPENDIX
2
89
APPENDIX
3
91
BIBLIOGRAPHY
93
LIST
OF
FIGURES
99
LIST
OF
TABLES
101
VITA
103 |
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| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| id | DE-604.BV009596534 |
| illustrated | Illustrated |
| indexdate | 2024-08-17T01:02:24Z |
| institution | BVB |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-006342854 |
| oclc_num | 46283645 |
| open_access_boolean | |
| owner | DE-355 DE-BY-UBR DE-Bo133 |
| owner_facet | DE-355 DE-BY-UBR DE-Bo133 |
| physical | 103 S. graph. Darst. |
| publishDate | 1993 |
| publishDateSearch | 1993 |
| publishDateSort | 1993 |
| record_format | marc |
| spelling | Win, Thein Verfasser aut Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) vorgelegt von Thein Win (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) 1993 103 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Marburg, Univ., Diss., 1993 Massenseparator (DE-588)4169042-4 gnd rswk-swf Ionenquelle (DE-588)4162341-1 gnd rswk-swf Signal-Rausch-Abstand (DE-588)4330145-9 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Massenseparator (DE-588)4169042-4 s Ionenquelle (DE-588)4162341-1 s Signal-Rausch-Abstand (DE-588)4330145-9 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=006342854&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Win, Thein Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) Massenseparator (DE-588)4169042-4 gnd Ionenquelle (DE-588)4162341-1 gnd Signal-Rausch-Abstand (DE-588)4330145-9 gnd |
| subject_GND | (DE-588)4169042-4 (DE-588)4162341-1 (DE-588)4330145-9 (DE-588)4113937-9 |
| title | Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) |
| title_alt | (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) |
| title_auth | Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) |
| title_exact_search | Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) |
| title_full | Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) vorgelegt von Thein Win |
| title_fullStr | Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) vorgelegt von Thein Win |
| title_full_unstemmed | Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) vorgelegt von Thein Win |
| title_short | Inbetriebnahme eines Massenseparators, Untersuchungen zur Ionenerzeugung und Entwicklung einer Technik zur Verstärkung eines Signals im Verhältnis zum Untergrund |
| title_sort | inbetriebnahme eines massenseparators untersuchungen zur ionenerzeugung und entwicklung einer technik zur verstarkung eines signals im verhaltnis zum untergrund operating the mass separator ion production and a technique for the enhancement of the signal to background ratio |
| title_sub | = (Operating the mass separator, ion production and a technique for the enhancement of the signal to background ratio) |
| topic | Massenseparator (DE-588)4169042-4 gnd Ionenquelle (DE-588)4162341-1 gnd Signal-Rausch-Abstand (DE-588)4330145-9 gnd |
| topic_facet | Massenseparator Ionenquelle Signal-Rausch-Abstand Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=006342854&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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