Self-organized surface patterns originating from femtosecond laser-induced instability:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Göttingen
Cuvillier
2014
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| Schlagworte: | |
| Online-Zugang: | Volltext Inhaltsverzeichnis |
| Beschreibung: | 140 S. graph. Darst., Ill. |
| ISBN: | 9783954046041 |
Internformat
MARC
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| 100 | 1 | |a Varlamova, Olga |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Self-organized surface patterns originating from femtosecond laser-induced instability |c vorgelegt von Olga Varlamova |
| 264 | 1 | |a Göttingen |b Cuvillier |c 2014 | |
| 300 | |a 140 S. |b graph. Darst., Ill. | ||
| 336 | |b txt |2 rdacontent | ||
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| 502 | |a Zugl.: Cottbus-Senftenberg, Techn. Univ., Diss., 2013 | ||
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| 650 | 0 | 7 | |a Selbstorganisation |0 (DE-588)4126830-1 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Laserimpuls |0 (DE-588)4130722-7 |2 gnd |9 rswk-swf |
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| 912 | |a ebook | ||
| 999 | |a oai:aleph.bib-bvb.de:BVB01-027040299 | ||
Datensatz im Suchindex
| _version_ | 1804151790577385472 |
|---|---|
| adam_text | TABLE OF CONTENTS
INTRODUCTION I 11
1. LASER ABLATION AND LASER-INDUCED SURFACE INSTABILITY 14
1.1. GENERAL ASPECTS OF PULSED LASER ABLATION 14
1.2. ELECTRONIC EXCITATION 15
1.2.1. NONLINEAR ABSORPTION/IONIZATION IN DIELECTRICS 15
1.2.2. ABSORPTION OF LASER IRRADIATION IN SILICON 19
1.2.3. ABSORPTION OF LASER ENERGY IN METALS 20
1.2.4. (JLTRAFAST EXCITATION/NONEQUILIBRIUM 22
1.3. TRANSIENT EFFECTS OF MULTIPULSE LASER IRRADIATION 27
1.3.1. LASER INDUCED DEFECTS 28
1.3.2. INCUBATION 28
1.3.3. CONCLUSION 30
1.4. MODELS OF ULTRASHORT PULSED LASER ABLATION 30
1.4.1. COULOMB EXPLOSION IN DIELECTRICS 31
1.4.2. ABLATION MECHANISMS OF SEMICONDUCTORS AND METALS 32
1.5. CONCLUSION 36
2. LIPSS: SURVEY OF EXPERIMENTAL DATA AND MODELS 37
2.1. EXPERIMENTAL OBSERVATION OF LIPSS 37
2.1.1. FEMTOSECOND LASER-INDUCED SURFACE STRUCTURES 37
2.2. MODELING OF RIPPLES FORMATION 39
2.2.1. INHOMOGENEOUS ENERGY DEPOSITION AS ORIGIN OF LIPSS 40
2.2.2. EXTENSION OF THE CLASSICAL APPROACH 43
2.2.3. DRAWBACK OF THE CLASSICAL THEORY 45
2.3. SELF-ORGANIZATION AS ORIGIN OF LIPSS 46
2.3.1. PATTERNS ORIGINATING FROM INSTABILITY 47
2.3.2. ULTRASHORT PULSED LASER INDUCED SURFACE INSTABILITY 48
2.4. CONCLUSION 51
3. LASER POLARIZATION IN THE MODEL OF SELF-ORGANIZATION 52
3.1. PATTERN FORMATION UPON ION-BEAM SPUTTERING (REVIEW) 52
3.2. MODEL 54
3.2.1. THE ROLE OF ANISOTROPIC EXCITATION 56
3.2.2. EVOLUTION OF THE SURFACE PROFILE 57
3.2.3. LINEAR STABILITY ANALYSIS 60
3.2.4. MORPHOLOGICAL DIAGRAM FOR THE RIPPLE ORIENTATION 62
3.2.5. NONLINEAR REGIME 64
3.3. NUMERICAL RESULTS AND DISCUSSION 65
3.3.1. INFLUENCE OF POLARIZATION 66
3.3.2. PERIOD OF NUMERICALLY CALCULATED PATTERN 67
3.3.3. CONSIDERATION OF A POSITIVE FEEDBACK IN THE MODEL 69
3.3.4. TIME EVOLUTION 69
3.4. CONCLUSION 70
4. INSTRUMENTATION 71
4.1. LASER SYSTEM 71
4.2. GAUSSIAN BEAM 73
4.3. EXPERIMENTAL SETUP 75
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HTTP://D-NB.INFO/104680233X
4.4. SAMPLE ANALYSIS 76
4.4.1. ATOMIC FORCE MICROSCOPE SOLVER P47H 76
4.4.2. SCANNING ELECTRON MICROSCOPE (ZEISS EVO 40) 79
5. CONTROL PARAMETERS IN PATTERN FORMATION PROCESS 81
5.1. LASER POLARIZATION AS CONTROL PARAMETER 81
5.1.1. RIPPLES INDUCED BY ELLIPTICALLY POLARIZED LASER BEAM 82
5.2. SURFACE DEFECTS 91
5.3. IRRADIATION-DOSE DEPENDENCE 94
5.3.1. DEPENDENCE ON THE LOCAL INTENSITY OF LASER BEAM 94
5.3.2. SINGLE AND MULTIPULSE IRRADIATION 95
5.4. MULTIPULSE FEEDBACK EFFECT 98
5.4.1. EFFECT OF IRRADIATION DOSE 99
5.4.2. EFFECT OF PULSE SEPARATION 102
5.4.3. NUMERICAL CALCULATIONS 104
5.5. PECULIARITIES OF NANOSTRUCTURES ON METALLIC TARGETS 107
5.6. CONCLUSION 110
6. IMPACT OF NANOSTRUCTURE FORMATION ON MATERIAL PROPERTIES 112
6.1. ELECTRICAL PROPERTIES OF NANOSTRUCTURES 112
6.2. RAMAN SPECTROSCOPIC ANALYSIS 115
6.3. CROSS-SECTIONAL ANALYSIS 118
6.3.1. TECHNIQUE 119
6.3.2. RESULTS 120
6.4. PHOTOLUMINESCENCE MEASUREMENTS 122
6.5. CONCLUSION 124
7. GENERAL CONCLUSIONS AND OUTLOOK 125
8. APPENDIX 128
9. ACKNOWLEDGEMENTS 129
10. REFERENCES 130
8
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| id | DE-604.BV041598621 |
| illustrated | Illustrated |
| indexdate | 2024-07-10T01:00:25Z |
| institution | BVB |
| isbn | 9783954046041 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-027040299 |
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| spelling | Varlamova, Olga Verfasser aut Self-organized surface patterns originating from femtosecond laser-induced instability vorgelegt von Olga Varlamova Göttingen Cuvillier 2014 140 S. graph. Darst., Ill. txt rdacontent n rdamedia nc rdacarrier Zugl.: Cottbus-Senftenberg, Techn. Univ., Diss., 2013 Oberflächenstruktur (DE-588)4130418-4 gnd rswk-swf Femtosekundenbereich (DE-588)4311267-5 gnd rswk-swf Festkörperoberfläche (DE-588)4127823-9 gnd rswk-swf Selbstorganisation (DE-588)4126830-1 gnd rswk-swf Laserimpuls (DE-588)4130722-7 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Festkörperoberfläche (DE-588)4127823-9 s Oberflächenstruktur (DE-588)4130418-4 s Laserimpuls (DE-588)4130722-7 s Femtosekundenbereich (DE-588)4311267-5 s Selbstorganisation (DE-588)4126830-1 s DE-604 Erscheint auch als Online-Ausgabe urn:nbn:de:kobv:co1-opus-29530 http://opus.kobv.de/btu/volltexte/2014/2953/ kostenfrei Volltext DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027040299&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Varlamova, Olga Self-organized surface patterns originating from femtosecond laser-induced instability Oberflächenstruktur (DE-588)4130418-4 gnd Femtosekundenbereich (DE-588)4311267-5 gnd Festkörperoberfläche (DE-588)4127823-9 gnd Selbstorganisation (DE-588)4126830-1 gnd Laserimpuls (DE-588)4130722-7 gnd |
| subject_GND | (DE-588)4130418-4 (DE-588)4311267-5 (DE-588)4127823-9 (DE-588)4126830-1 (DE-588)4130722-7 (DE-588)4113937-9 |
| title | Self-organized surface patterns originating from femtosecond laser-induced instability |
| title_auth | Self-organized surface patterns originating from femtosecond laser-induced instability |
| title_exact_search | Self-organized surface patterns originating from femtosecond laser-induced instability |
| title_full | Self-organized surface patterns originating from femtosecond laser-induced instability vorgelegt von Olga Varlamova |
| title_fullStr | Self-organized surface patterns originating from femtosecond laser-induced instability vorgelegt von Olga Varlamova |
| title_full_unstemmed | Self-organized surface patterns originating from femtosecond laser-induced instability vorgelegt von Olga Varlamova |
| title_short | Self-organized surface patterns originating from femtosecond laser-induced instability |
| title_sort | self organized surface patterns originating from femtosecond laser induced instability |
| topic | Oberflächenstruktur (DE-588)4130418-4 gnd Femtosekundenbereich (DE-588)4311267-5 gnd Festkörperoberfläche (DE-588)4127823-9 gnd Selbstorganisation (DE-588)4126830-1 gnd Laserimpuls (DE-588)4130722-7 gnd |
| topic_facet | Oberflächenstruktur Femtosekundenbereich Festkörperoberfläche Selbstorganisation Laserimpuls Hochschulschrift |
| url | http://opus.kobv.de/btu/volltexte/2014/2953/ http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027040299&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT varlamovaolga selforganizedsurfacepatternsoriginatingfromfemtosecondlaserinducedinstability |