Radiation conditions in an Antarctic environment: = Strahlungsbedingungen in einer antarktischen Umgebung
Saved in:
| Main Author: | |
|---|---|
| Format: | Thesis Book |
| Language: | English |
| Published: |
Bremerhaven
Alfred-Wegener-Inst. für Polar- und Meeresforschung
2005
|
| Series: | Berichte zur Polar- und Meeresforschung; 514
514 |
| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Item Description: | Zugl.: Hannover, Univ., Diss., 2004. - Zsfassung in dt. Sprache |
| Physical Description: | VII, 140 S. Ill., graph. Darst. |
Staff View
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| adam_text | RADIATION CONDITIONS IN AN ANTARCTIC ENVIRONMENT STRAHLUNGSBEDINGUNGEN
IN EINER ANTARKTISCHEN UMGEBUNG SIGRID WUTTKE BER. POLARFORSCH.
MEERESFORSCH. 514 (2005) ISSN 1618-3193 ULB DARMSTADT IIIIII 16208981
CONTENTS ABSTRACT VI ZUSAMMENFASSUNG VII 1 INTRODUCTION 1 1.1 AIMS 4 1.2
SYNOPSIS 5 2 STATE OF THE ART 6 2.1 BASIC RADIOMETRIE QUANTITIES 6 2.2
MEASURING SOLAR RADIATION 9 2.2.1 BROADBAND INSTRUMENTS 9 2.2.2
SPECTRORADIOMETERS 10 2.3 MONITORING SPECTRAL IRRADIANCE IN ANTARCTICA
11 2.4 REVIEW OF PREVIOUS RESULTS 12 2.4.1 ALBEDO AND ITS EFFECT ON
IRRADIANCE 12 2.4.2 RADIANCE MEASUREMENTS 13 3 DEVELOPMENT OF A NOSC
SPECTRORADIOMETER 16 3.1 TECHNICAL DETAILS 16 3.2 INSTRUMENT
CHARACTERISATION 19 3.2.1 COSINE ERROR OF IRRADIANCE INPUT OPTICS 19
3.2.2 FIELD OF VIEW OF RADIANCE INPUT OPTICS 21 3.2.3 SLIT FUNCTION 23
3.2.4 WAVELENGTH SHIFT 24 3.2.5 DETECTION THRESHOLD 25 3.2.6 ABSOLUTE
CALIBRATION 25 3.3 QUALITY CONTROL 27 3.4 QUALITY ASSURANCE 29 3.4.1
ISPRA INTERCOMPARISON 29 3.4.2 RUTHE INTERCOMPARISON 32 3.4.3 5 TH NORTH
AMERICAN INTERCOMPARISON FOR UV SPECTRORA- DIOMETERS 33 IN CONTENTS 3.5
COMPLIANCE WITH NDSC STANDARDS 39 3.5.1 ASSESSMENT OF COMPLYING WITH
NDSC SPECIFICATIONS . ... 41 3.5.2 ASSESSMENT OF NDSC INTERCOMPARISON 42
4 ANTARCTIC CAMPAIGN - METHODS 43 4.1 MEASUREMENTS AT NEUMAYER 43 4.2
SPECTRAL IRRADIANCE 47 4.2.1 RADIOMETRIE STABILITY DURING IRRADIANCE
MEASUREMENTS . . 47 4.2.2 WAVELENGTH STABILITY DURING IRRADIANCE
MEASUREMENTS ... 49 4.3 ALBEDO 49 4.3.1 MEASURING SPECTRAL ALBEDO 52
4.3.2 MEASURING BROADBAND UV ALBEDO 55 4.4 LUMINANCE 57 4.5 SPECTRAL
RADIANCE 57 4.5.1 RADIOMETRIE STABILITY DURING RADIANCE MEASUREMENTS ...
59 4.5.2 ABSOLUTE RADIANCE CALIBRATION 59 4.6 ANCILLARY MEASUREMENTS 61
4.6.1 TOTAL OZONE COLUMN 62 4.6.2 CLOUD BASE HEIGHT AND SUNSHINE
DURATION 62 5 ANTARCTIC RESULTS 63 5.1 ALBEDO 63 5.1.1 SPECTRAL
BEHAVIOUR OF ALBEDO 64 5.1.2 EFFECT OF SZA AND SNOW GRAIN SIZE ON ALBEDO
66 5.2 LUMINANCE 69 5.2.1 ZENITHAI SCANS OF LUMINANCE 70 5.2.2 DIURNAL
CYCLE OF LUMINANCE 71 . 5.3 SPECTRAL RADIANCE 72 5.3.1 CLOUDLESS ZENITH
RADIANCE 72 5.3.2 CLOUDLESS VS. OVERCAST ZENITH RADIANCE 73 5.3.3
ZENITHAI SCANS OF RADIANCE 76 5.3.4 MODEL VS. MEASUREMENT 76 5.4
SPECTRAL IRRADIANCE 82 5.5 ANCILLARY MEASUREMENTS 85 5.5.1 OZONE 85
5.5.2 CLOUD BASE HEIGHT AND SUNSHINE DURATION 85 6 DISCUSSION 88 6.1
ALBEDO 88 6.1.1 METHODICAL UNCERTAINTIES 88 6.1.2 EFFECT OF SZA AND SNOW
GRAIN SIZE ON ALBEDO 90 6.2 LUMINANCE 94 6.2.1 HORIZON BRIGHTENING 95
CONTENTS 6.2.2 LUMINANCE UNDER OVERCAST SKY 97 6.2.3 LINK TO PREVIOUS
STUDIES 97 6.3 SPECTRAL RADIANCE 98 6.3.1 CLOUDLESS VS. OVERCAST
SPECTRAL RADIANCE 98 6.3.2 HORIZON BRIGHTENING 99 6.3.3 MEASURED
COMPARED TO MODELLED RADIANCE 106 6.4 SPECTRAL IRRADIANCE 110 6.4.1
MEASURED COMPARED TO MODELLED IRRADIANCE 110 6.4.2 RELATION TO OTHER
MEASURING SITES 111 7 CONCLUSIONS 112 7.1 ASSESSMENT OF OBJEETIVES 112
7.1.1 CHARACTERISING LUMINANCE AND SPECTRAL RADIANCE 112 7.1.2 SPECTRAL
BEHAVIOUR OF SNOW ALBEDO 113 7.1.3 ASSESSING THE EFFECT OF ALBEDO ON
INCIDENT RADIATION . . . 114 7.1.4 SPECTRAL IRRADIANCE CONNECTED TO UV
MONITORING 114 7.1.5 MODEL EVALUATION USING SPECTRAL IRRADIANCE 115 7.2
INSIGHTS INTO POSSIBLE FUTURE WORK 115 7.2.1 TECHNICAL IMPROVEMENTS 115
7.2.2 FUTURE RESEARCH NEEDS 116 LIST OF SYMBOLS 121 LIST OF ACRONYMS 123
LIST OF FIGURES 125 LIST OF TABLES 127 BIBLIOGRAPHY 128 ACKNOWLEDGEMENTS
138 DANKSAGUNGEN 139
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| spelling | Wuttke, Sigrid 1976- Verfasser (DE-588)130190985 aut Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung Sigrid Wuttke Strahlungsbedingungen in einer antarktischen Umgebung Bremerhaven Alfred-Wegener-Inst. für Polar- und Meeresforschung 2005 VII, 140 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Berichte zur Polar- und Meeresforschung; 514 Zugl.: Hannover, Univ., Diss., 2004. - Zsfassung in dt. Sprache Zugl.: Hannover, Univ., Diss., 2004 Spectrometrie gtt Straling gtt Solar radiation Antarctica Georg-von-Neumayer Station Measurement Strahlungsmessung (DE-588)4183543-8 gnd rswk-swf Spektroskopie (DE-588)4056138-0 gnd rswk-swf Sonnenstrahlung (DE-588)4139254-1 gnd rswk-swf Antarktis (DE-588)4002208-0 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Antarktis (DE-588)4002208-0 g Strahlungsmessung (DE-588)4183543-8 s DE-604 Sonnenstrahlung (DE-588)4139254-1 s Spektroskopie (DE-588)4056138-0 s b DE-604 Berichte zur Polar- und Meeresforschung; 514 514 (DE-604)BV035419551 514 HEBIS Datenaustausch Darmstadt application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=013523375&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Wuttke, Sigrid 1976- Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung Berichte zur Polar- und Meeresforschung; 514 Spectrometrie gtt Straling gtt Solar radiation Antarctica Georg-von-Neumayer Station Measurement Strahlungsmessung (DE-588)4183543-8 gnd Spektroskopie (DE-588)4056138-0 gnd Sonnenstrahlung (DE-588)4139254-1 gnd |
| subject_GND | (DE-588)4183543-8 (DE-588)4056138-0 (DE-588)4139254-1 (DE-588)4002208-0 (DE-588)4113937-9 |
| title | Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung |
| title_alt | Strahlungsbedingungen in einer antarktischen Umgebung |
| title_auth | Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung |
| title_exact_search | Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung |
| title_full | Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung Sigrid Wuttke |
| title_fullStr | Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung Sigrid Wuttke |
| title_full_unstemmed | Radiation conditions in an Antarctic environment = Strahlungsbedingungen in einer antarktischen Umgebung Sigrid Wuttke |
| title_short | Radiation conditions in an Antarctic environment |
| title_sort | radiation conditions in an antarctic environment strahlungsbedingungen in einer antarktischen umgebung |
| title_sub | = Strahlungsbedingungen in einer antarktischen Umgebung |
| topic | Spectrometrie gtt Straling gtt Solar radiation Antarctica Georg-von-Neumayer Station Measurement Strahlungsmessung (DE-588)4183543-8 gnd Spektroskopie (DE-588)4056138-0 gnd Sonnenstrahlung (DE-588)4139254-1 gnd |
| topic_facet | Spectrometrie Straling Solar radiation Antarctica Georg-von-Neumayer Station Measurement Strahlungsmessung Spektroskopie Sonnenstrahlung Antarktis Hochschulschrift |
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