Optical spectroscopy on single self-assembled quantum dots:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
2001
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | München, Techn. Univ., Diss., 2001 |
| Beschreibung: | 156 S. Ill., graph. Darst. |
Internformat
MARC
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| 100 | 1 | |a Findeis, Frank |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Optical spectroscopy on single self-assembled quantum dots |c Frank Findeis |
| 264 | 1 | |c 2001 | |
| 300 | |a 156 S. |b Ill., graph. Darst. | ||
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Datensatz im Suchindex
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CONTENTS
CONTENTS
INTRODUCTION
1 GENERAL REMARKS ON QUANTUM DOTS
1.1 BASIC PROPERTIES OF QUANTUM DOTS 9
1.1.1 ARTIFICIAL ATOMS 10
1.1.2 FABRICATION OF QUANTUM DOTS 11
1.1.3 SINGLE QUANTUM DOTS VERSUS ENSEMBLES 13
1.2 CURRENT STATUS OF SINGLE QUANTUM DOT SPECTROSCOPY 14
1.2.1 EXPERIMENT 14
1.2.2 THEORY _ 16
2 FEW PARTICLE STATES IN QUANTUM DOTS
2.1 FEW PARTICLE INTERACTION AND OPTICAL TRANSITIONS 17
2.1.1 SHELL MODEL FOR QUANTUM DOTS 17
2.1.2 NEUTRAL AND CHARGED SINGLE-EXCITON STATES 19
2.1.3 NEUTRAL MULTI-EXCITON STATES 21
2.2 EFFECT OF EXTERNAL FIELDS ON FEW-PARTIDE STATES 25
2.2.1 INFLUENCE OF MAGNETIC FIELDS 25
2.2.2 INFLUENCE OF ELECTRIC FIELDS 29
3 GROWTH OPTIMIZATION FOR SINGLE QUANTUM DOT SPECTROSCOPY
3.1 SELF-ASSEMBLED GROWTH OF QUANTUM DOTS 31
3.1.1 STRANSKI-KRASTANOW GROWTH MODE 32
3.1.2 CHARACTERIZATION METHODS 33
3.2 REDUCING THE SURFACE DENSITY OF SELF-ASSEMBLED QUANTUM DOTS 36
3.2.1 IN-COVERAGE 36
3.2.2 SUBSTRATE TEMPERATURE 39
3.3 TUNING THE QUANTUM DOT EMISSION ENERGY 42
3.3.1 BASIC MECHANISMS 43
3.3.2 IN-CONTENT 44
3.3.3 MATRIX MATERIAL 45
3.3.4 POST GROWTH RAPID THERMAL ANNEALING 47
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1
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BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/961925388
CONTENTS
4 FROM ENSEMBLE TOWARDS SINGLE QUANTUM DOTS
4.1 NEAR FIELD SHADOW MASKS 51
4.1.1 ELECTRON BEAM LITHOGRAPHY 53
4.1.2 DRY CHEMICAL ETCH PROCESS 54
4.2 ELECTRIC FIELD TUNEABLE QUANTUM DOT STRUCTURES 55
4.2.1 NON-LOCAL CONTACT 56
4.2.2 LOCAL CONTACT 57
4.3 EXPERIMENTAL SETUP 58
4.4 SAMPLE TEMPERATURE 61
5 NEUTRAL AND CHARGED SINGLE EXCITON STATES IN QUANTUM DOTS
5.1 PROPERTIES OF SINGLE QUANTUM DOT PHOTODIODES 67
5.2 BIAS CONTROLLED SINGLE ELECTRON CHARGING 70
5.3 CHARGED EXCITON COMPLEXES IN QUANTUM DOTS 73
5.4 COMPARISON WITH THEORETICAL MODEL CALCULATIONS 80
5.5 EMISSION INTENSITY AND EXCITATION POWER 84
5.6 NEUTRAL AND CHARGED SINGLE CXCITON STATES IN MAGNETIC FIELDS 89
6 SINGLE QUANTUM DOTS IN HIGH ELECTRIC FIELDS
6.1 PHOTOCURRENT SPECTROSCOPY ON A SINGLE QUANTUM DOT 95
6.2 QUANTUM CONFINED STARK EFFECT 100
6.3 EXCITON LIFETIME AT HIGH ELECTRIC FIELDS 103
7 SINGLE QUANTUM DOT LIGHT EMITTING DIODES
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7.1 DEVICE STRUCTURE AND EXPERIMENTAL REQUIREMENTS 105
7.2 COMPARISON OF ELECTRICAL AND OPTICAL EXCITATION 108
8 MULTI-EXCITON STATES IN A SINGLE QUANTUM DOT
8.1 MULTI-EXCITON STATES IN EXPERIMENT AND THEORY 111
8.2 STATISTICS OF RADIATIVE MULTI-EXCITON DECAYS 120
8.3 MULTI-EXCITON STATES IN MAGNETIC FIELDS 123
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CONTENTS
9 PHONON ASSISTED ABSORPTION
9.1 MULTI-CHANNEL PHOTOLUMINESCENCE SPECTROSCOPY 127
9.2 PHONON RESONANCES IN MAGNETIC FIELDS 133
FUTURE WORK
APPENDIX
A LIST OF SYMBOLS AND ABBREVIATIONS 139
B WAFER OVERVIEW 140
C USED CHEMICALS AND PARAMETERS 141
REFERENCES
LIST OF PUBLICATIONS
ACKNOWLEDGMENTS |
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| ctrlnum | (OCoLC)76240269 (DE-599)BVBBV013790993 |
| discipline | Physik |
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| genre_facet | Hochschulschrift |
| id | DE-604.BV013790993 |
| illustrated | Illustrated |
| indexdate | 2024-10-09T18:07:40Z |
| institution | BVB |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-009428160 |
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| owner_facet | DE-91 DE-BY-TUM DE-12 |
| physical | 156 S. Ill., graph. Darst. |
| publishDate | 2001 |
| publishDateSearch | 2001 |
| publishDateSort | 2001 |
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| spelling | Findeis, Frank Verfasser aut Optical spectroscopy on single self-assembled quantum dots Frank Findeis 2001 156 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier München, Techn. Univ., Diss., 2001 Galliumarsenid (DE-588)4019155-2 gnd rswk-swf Optische Eigenschaft (DE-588)4123887-4 gnd rswk-swf Quantenpunkt (DE-588)4263396-5 gnd rswk-swf Indiumarsenid (DE-588)4249718-8 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Indiumarsenid (DE-588)4249718-8 s Galliumarsenid (DE-588)4019155-2 s Quantenpunkt (DE-588)4263396-5 s Optische Eigenschaft (DE-588)4123887-4 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009428160&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Findeis, Frank Optical spectroscopy on single self-assembled quantum dots Galliumarsenid (DE-588)4019155-2 gnd Optische Eigenschaft (DE-588)4123887-4 gnd Quantenpunkt (DE-588)4263396-5 gnd Indiumarsenid (DE-588)4249718-8 gnd |
| subject_GND | (DE-588)4019155-2 (DE-588)4123887-4 (DE-588)4263396-5 (DE-588)4249718-8 (DE-588)4113937-9 |
| title | Optical spectroscopy on single self-assembled quantum dots |
| title_auth | Optical spectroscopy on single self-assembled quantum dots |
| title_exact_search | Optical spectroscopy on single self-assembled quantum dots |
| title_full | Optical spectroscopy on single self-assembled quantum dots Frank Findeis |
| title_fullStr | Optical spectroscopy on single self-assembled quantum dots Frank Findeis |
| title_full_unstemmed | Optical spectroscopy on single self-assembled quantum dots Frank Findeis |
| title_short | Optical spectroscopy on single self-assembled quantum dots |
| title_sort | optical spectroscopy on single self assembled quantum dots |
| topic | Galliumarsenid (DE-588)4019155-2 gnd Optische Eigenschaft (DE-588)4123887-4 gnd Quantenpunkt (DE-588)4263396-5 gnd Indiumarsenid (DE-588)4249718-8 gnd |
| topic_facet | Galliumarsenid Optische Eigenschaft Quantenpunkt Indiumarsenid Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009428160&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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