Porous amorphous silicon: pore formation and photoluminescence properties
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | German |
| Veröffentlicht: |
1997
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Oldenburg, Univ., Diss., 1997 |
| Beschreibung: | 125 S. Ill., graph. Darst. |
Internformat
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| 245 | 1 | 0 | |a Porous amorphous silicon |b pore formation and photoluminescence properties |c Ralf B. Wehrspohn |
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Datensatz im Suchindex
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|---|---|
| adam_text |
CONTENTS
1. INTRODUCTION. 6
2. PROPERTIES OF HYDROGENATED AMORPHOUS SILICON.8
2.1. TRANSITION FROM THE CRYSTALLINE STATE TO THE AMORPHOUS STATE.9
2.2. SCATTERING, DIFFUSION AND TRANSPORT IN A-SI:H.12
2.3. PREPARATION OF A-SI:H.14
2.4. OPTICAL AND ELECTRICAL PROPERTIES.14
3. ELECTROCHEMICAL ETCHING OF SILICON: IS IT POSSIBLE TO PREPARE
MICROPOROUS SILICON FROM A-SI:H- ?.17
3.1. THE PROBLEM OF ELECTROCHEMICAL ETCHING OF CRYSTALLINE SILICON.17
3.2. EXPERIMENTAL SETUPS AND TECHNIQUES USED.23
3.3. ANODIZATION OF AMORPHOUS SILICON: WHAT HAPPENS ?.25
3
.
3
. J. CYCLOVOLTAMMETRY OFA-SI:H.25
3
.
3
.
2
. RESULTS OR 'YES, IT IS POSSIBLE TO OBTAIN POROUS SILICON FROM
AMORPHOUS SILICON'.27
3.4. QUALITATIVE MODEL: INTERFACE STABILITY AND THE DISCOVERY OF A
MACROSCOPIC INSTABILITY.33
3.5. DISCUSSION: HOW TO INCREASE APS THICKNESS.38
3.6. UNIFIED MODEL: PORE FORMATION IN P-TYPE A-SI:H AND C-SI.41
4. THE STRONG LUMINESCENCE OF POROUS CRYSTALLINE SILICON.46
4.1. THE HIGH PHOTOLUMINESCENCE INTENSITY IN NANOSTRUCTURES.47
4.2. THE^ARGE BLUE SHIFT OF THE PHOTOLUMINESCENCE IN CRYSTALLINE
SILICON.50
4
.
2
.
1
. MODELS FOR THE PHOTOLUMINESCENCE PEAK ENERGY SHIFT.
50
4
.
2
.
2
. EXPERIMENTAL.52
4
.
2
.
3
. IN-SITU PHOTOLUMINESCENCE OF POROUS CRYSTALLINE SILICON.
53
5.
RECOMBINATION IN A-SI:H NANOSTRUCTURES.5 9
5.1. THE HIGH PHOTOLUMINESCENCE INTENSITY OF POROUS AMORPHOUS SILICON.60
5.2.
IN-SITU PHOTOLUMINESCENCE OF A-SL:H: THE LOCALIZED WAVEFUNCTION
.62
5.3. LITERATURE REVIEW: RECOMBINATION IN BULK A-SI:H.65
5
.
3
.
1
. RADIATIVE RECOMBINATION.
65
5
.
3
.
2
. NON-RADIATIVE TRANSITIONS.
67
5.4. RECOMBINATION IN POROUS A-SI:H.'.71
5
.
4
.
1
. TEMPERATURE DEPENDENT PHOTOLUMINESCENCE OF POROUS A-SI:H.
71
5
.
4
.
2
. PHOTOLUMINESCENCE SPECTRUM OF POROUS A-SI:H.
80
5
.
4
.
3
. PROSPECTS: TOWARDS DEVICES ?.
86
6. SUMMARY.89
BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/952137771
7. APPENDIX
92
7.1.
APPENDIX A:
QUALITATIVE MODEL: INTERFACE STABILITY AND THE DISCOVERY OF THE
MACROSCOPIC
INSTABILITY (EXACT CALCULATION). 92
7.2. APPENDIX B: UNIFIED MODEL: MICROPORE FORMATION AND
MACRO-INSTABILITY.101
7.3.
APPENDIX C: SCLC IN AMORPHOUS SEMICONDUCTORS.
109
7.4. APPENDIX D; PAIR DISTRIBUTION FUNCTION
.1 J ]
7.5. APPENDIX E: DIRECT HOPPING VS. MULTIPLE TRAPPING.112
7.6.
APPENDIX
F:
KRONIG-PENNEY-MODEL FOR A DISORDERED POTENTIAL ARRAY
.114
8. LIST OF SYMBOLS. J
17
9
REFERENCES. I
19
10. ACKNOWLEDGEMENTS
123 |
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| illustrated | Illustrated |
| indexdate | 2024-10-09T16:07:13Z |
| institution | BVB |
| language | German |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-007889961 |
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| physical | 125 S. Ill., graph. Darst. |
| publishDate | 1997 |
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| spelling | Wehrspohn, Ralf B. 1970- Verfasser (DE-588)115845763 aut Porous amorphous silicon pore formation and photoluminescence properties Ralf B. Wehrspohn 1997 125 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Oldenburg, Univ., Diss., 1997 Poröser Stoff (DE-588)4046811-2 gnd rswk-swf Silicium (DE-588)4077445-4 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Silicium (DE-588)4077445-4 s Poröser Stoff (DE-588)4046811-2 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=007889961&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Wehrspohn, Ralf B. 1970- Porous amorphous silicon pore formation and photoluminescence properties Poröser Stoff (DE-588)4046811-2 gnd Silicium (DE-588)4077445-4 gnd |
| subject_GND | (DE-588)4046811-2 (DE-588)4077445-4 (DE-588)4113937-9 |
| title | Porous amorphous silicon pore formation and photoluminescence properties |
| title_auth | Porous amorphous silicon pore formation and photoluminescence properties |
| title_exact_search | Porous amorphous silicon pore formation and photoluminescence properties |
| title_full | Porous amorphous silicon pore formation and photoluminescence properties Ralf B. Wehrspohn |
| title_fullStr | Porous amorphous silicon pore formation and photoluminescence properties Ralf B. Wehrspohn |
| title_full_unstemmed | Porous amorphous silicon pore formation and photoluminescence properties Ralf B. Wehrspohn |
| title_short | Porous amorphous silicon |
| title_sort | porous amorphous silicon pore formation and photoluminescence properties |
| title_sub | pore formation and photoluminescence properties |
| topic | Poröser Stoff (DE-588)4046811-2 gnd Silicium (DE-588)4077445-4 gnd |
| topic_facet | Poröser Stoff Silicium Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=007889961&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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