Light refractive tomography for noninvasive ultrasound measurements in various media: = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Aachen
Shaker
2014
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| Schriftenreihe: | Berichte aus der Akustik
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XII, 115 S. Ill., graph. Darst. |
| ISBN: | 9783844025286 |
Internformat
MARC
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| 245 | 1 | 0 | |a Light refractive tomography for noninvasive ultrasound measurements in various media |b = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien |c Lizhuo Chen |
| 246 | 1 | 1 | |a Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien |
| 263 | |a 201402 | ||
| 264 | 1 | |a Aachen |b Shaker |c 2014 | |
| 300 | |a XII, 115 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 0 | |a Berichte aus der Akustik | |
| 502 | |a Zugl.: Friedrich-Alexander-Universität Erlangen-Nürnberg, Diss., 2013 | ||
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| 650 | 0 | 7 | |a Schallfeld |0 (DE-588)4121611-8 |2 gnd |9 rswk-swf |
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| 999 | |a oai:aleph.bib-bvb.de:BVB01-027160148 | ||
Datensatz im Suchindex
| _version_ | 1804151986491228160 |
|---|---|
| adam_text | CONTENTS
NOTATIONS AND ABBREVIATIONS VII
ABSTRACT
X
KURZFASSUNG XI
1 INTRODUCTION 1
1.1 MOTIVATION 1
1.2 STATE OF THE ART 2
1.3 OVERVIEW OF THE WORK 4
1.4 OUTLINE OF THE THESIS 7
2 MEASUREMENT FUNDAMENTALS 9
2.1 MEASUREMENT PRINCIPLE 9
2.1.1 SOUND PRESSURE IN FLUIDS 10
2.1.2 DILATATION IN SOLIDS 10
2.2 LASER DOPPLER VIBROMETER 11
2.3 TOMOGRAPHIC IMAGING 13
2.3.1 FOURIER SLICE THEOREM 13
2.3.2 RECONSTRUCTION FOR PARALLEL PROJECTIONS 15
2.4 INTERIM SUMMARY 16
3 DESIGN OF LRT MEASUREMENTS 17
3.1 EXPERIMENTAL SETUP 17
3.2 CHOICE OF MEASUREMENT PARAMETERS 19
3.2.1 THEORETICAL DETERMINATION OF MEASUREMENT PARAMETERS 19
3.2.2 OPTIMIZATION OF MEASUREMENT PARAMETERS 21
3.3 CONTROL OF MEASUREMENT ERRORS 25
3.3.1 PLACEMENT ERRORS 25
3.3.2 OPTICAL ERRORS 29
3.4 MEASURABLE FREQUENCY RANGE 32
3.5 INTERIM SUMMARY 36
4 ULTRASOUND PRESSURE FIELDS IN WATER 37
4.1 PISTON-TYPE TRANSDUCER 37
4.2 CYLINDRICALLY FOCUSED TRANSDUCER 41
4.3 ACCELERATION OF MEASUREMENT PROCESS 42
4.3.1 REDUCTION OF THE NUMBER OF PROJECTIONS 43
4.3.2 LRT MEASUREMENTS UNDER THE AXISYMMETRIC ASSUMPTION 44
4.3.3 THREE-DIMENSIONAL RECONSTRUCTION OF A PRESSURE FIELD 48
V
HTTP://D-NB.INFO/1046330233
CONTENTS
4.4 RECONSTRUCTION OF A DISTURBED PRESSURE FIELD 50
4.4.1 NUMERICAL SIMULATION 50
4.4.2 EXPERIMENT AND RESULTS 50
4.5 INTERIM SUMMARY 57
5 ULTRASOUND PRESSURE FIELDS IN AIR 59
5.1 EXPERIMENTAL SETUP 59
5.2 CALCULATION OF PIEZO-OPTIC COEFFICIENT IN AIR 60
5.3 EXPERIMENTAL RESULTS 62
5.4 INTERIM SUMMARY 64
6 ULTRASOUND FIELDS IN PMMA 67
6.1 NORMAL STRESS IN ISOTROPIC SOLIDS 67
6.2 EXPERIMENTAL RESULTS 71
6.2.1 ULTRASOUND FIELDS ARISING FROM DIFFERENT TRANSDUCERS 71
6.2.2 ULTRASOUND FIELDS THROUGHOUT WATER AND PMMA 74
6.3 INTERIM SUMMARY 80
7 HIGH-INTENSITY ULTRASOUND IN WATER 83
7.1 EXPERIMENTAL SETUP 83
7.2 MEASUREMENT RESULTS 84
7.2.1 FREQUENCY DISTRIBUTION 84
7.2.2 REPEATABILITY 89
7.2.3 RECONSTRUCTION AND VISUALIZATION 90
7.3 INTERIM SUMMARY 96
8 CONCLUSION AND OUTLOOK 97
8.1 CONCLUSION 97
8.2 OUTLOOK 100
APPENDIX 103
BIBLIOGRAPHY 107
LIST OF FIGURES 113
LIST OF TABLES 115
|
| any_adam_object | 1 |
| author | Chen, Lizhuo |
| author_facet | Chen, Lizhuo |
| author_role | aut |
| author_sort | Chen, Lizhuo |
| author_variant | l c lc |
| building | Verbundindex |
| bvnumber | BV041712992 |
| classification_rvk | ZQ 3860 |
| ctrlnum | (OCoLC)876305635 (DE-599)DNB1046330233 |
| dewey-full | 534.55 |
| dewey-hundreds | 500 - Natural sciences and mathematics |
| dewey-ones | 534 - Sound and related vibrations |
| dewey-raw | 534.55 |
| dewey-search | 534.55 |
| dewey-sort | 3534.55 |
| dewey-tens | 530 - Physics |
| discipline | Physik Mess-/Steuerungs-/Regelungs-/Automatisierungstechnik / Mechatronik |
| format | Thesis Book |
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| id | DE-604.BV041712992 |
| illustrated | Illustrated |
| indexdate | 2024-07-10T01:03:32Z |
| institution | BVB |
| isbn | 9783844025286 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-027160148 |
| oclc_num | 876305635 |
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| owner_facet | DE-29 DE-29T DE-83 |
| physical | XII, 115 S. Ill., graph. Darst. |
| publishDate | 2014 |
| publishDateSearch | 2014 |
| publishDateSort | 2014 |
| publisher | Shaker |
| record_format | marc |
| series2 | Berichte aus der Akustik |
| spelling | Chen, Lizhuo Verfasser aut Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien Lizhuo Chen Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien 201402 Aachen Shaker 2014 XII, 115 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Berichte aus der Akustik Zugl.: Friedrich-Alexander-Universität Erlangen-Nürnberg, Diss., 2013 Ultraschall (DE-588)4061555-8 gnd rswk-swf Akustooptischer Effekt (DE-588)4172691-1 gnd rswk-swf Optische Tomografie (DE-588)4491198-1 gnd rswk-swf Schallfeld (DE-588)4121611-8 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Ultraschall (DE-588)4061555-8 s Schallfeld (DE-588)4121611-8 s Optische Tomografie (DE-588)4491198-1 s Akustooptischer Effekt (DE-588)4172691-1 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027160148&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Chen, Lizhuo Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien Ultraschall (DE-588)4061555-8 gnd Akustooptischer Effekt (DE-588)4172691-1 gnd Optische Tomografie (DE-588)4491198-1 gnd Schallfeld (DE-588)4121611-8 gnd |
| subject_GND | (DE-588)4061555-8 (DE-588)4172691-1 (DE-588)4491198-1 (DE-588)4121611-8 (DE-588)4113937-9 |
| title | Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien |
| title_alt | Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien |
| title_auth | Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien |
| title_exact_search | Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien |
| title_full | Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien Lizhuo Chen |
| title_fullStr | Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien Lizhuo Chen |
| title_full_unstemmed | Light refractive tomography for noninvasive ultrasound measurements in various media = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien Lizhuo Chen |
| title_short | Light refractive tomography for noninvasive ultrasound measurements in various media |
| title_sort | light refractive tomography for noninvasive ultrasound measurements in various media refraktometrische tomographie zur beruhrungslosen messung von ultraschall in unterschiedlichen medien |
| title_sub | = Refraktometrische Tomographie zur berührungslosen Messung von Ultraschall in unterschiedlichen Medien |
| topic | Ultraschall (DE-588)4061555-8 gnd Akustooptischer Effekt (DE-588)4172691-1 gnd Optische Tomografie (DE-588)4491198-1 gnd Schallfeld (DE-588)4121611-8 gnd |
| topic_facet | Ultraschall Akustooptischer Effekt Optische Tomografie Schallfeld Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027160148&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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