Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Solar autocalibrating XUV-IR spectrometer system (SOLACER) for the measurement of solar spectral irradiance
Schmidtke, Gerhard; Finsterle, Wolfgang; Ruymbeke, Michel van; Haberreiter, Margit; Schäfer, Robert; Zhu, Ping; Brunner, Raimund
Journal Article
2018Experiences with a three-current ionization chamber as primary detector standard for absolute calibration in space
Schäfer, Robert; Schmidtke, Gerhard; Brunner, Raimund
Journal Article
2017EUV data processing methods of the Solar Auto-Calibrating EUV Spectrometers (SolACES) aboard the International Space Station
Schäfer, Robert; Schmidtke, Gerhard; Strahl, Thomas; Pfeifer, Marcel; Brunner, Raimund
Journal Article
2016Delayed response of the global total electron content to solar EUV variations
Jacobi, Christoph; Jakowski, Norbert; Schmidtke, Gerhard; Woods, Thomas N.
Journal Article
2015Extreme ultraviolet spectral irradiance measurements since 1946
Schmidtke, Gerhard
Journal Article
2015History of extreme ultraviolet solar measurements in XX-XXI centuries: From balloons to the International Space Station as instrumental platforms
Schmidtke, Gerhard
Journal Article
2015Ionospheric ionization calculated from combined SolACES-SDO/EVE solar EUV spectra and comparison with global TEC at different time scales
Jacobi, Christoph; Unglaub, Claudia; Schmidtke, Gerhard; Schäfer, Robert; Brunner, Raimund; Woods, Tom; Jakowski, Norbert
Abstract
2015Messanordnung zur Erfassung extrem ultravioletter Strahlung im Weltall
Schmidtke, Gerhard; Pfeifer, Marcel; Brunner, Raimund
Patent
2015Where does the Thermospheric Ionospheric GEospheric Research (TIGER) program go?
Schmidtke, Gerhard; Avakyan, S.V.; Berdermann, J.; Bothmer, V.; Cessateur, G.; Ciraolo, L.; Didkovsky, L.; Dudok de Wit, T.; Eparvier, F.G.; Gottwald, A.; Haberreiter, M.; Hammer, R.; Jacobi, C.; Jakowski, N.; Kretzschmar, M.; Lilensten, J.; Pfeifer, Marcel; Radicella, S.M.; Schäfer, Robert; Schmidt, W.; Solomon, S.C.; Thuillier, G.; Tobiska, W.K.; Wieman, S.; Woods, T.N.
Journal Article
2014Changing the ISS attitude to maximize science return of the SOLAR payload
Jacobs, C.; Hoof, D. van; Wislez, J.-M.; Sela, A.; Michel, A.; This, N.; Klaï, S.; Karl, A.; Boyd, A.; Moreau, D.; Muller, C.; Steinicke, L.; Thuillier, G.; Foujols, T.; Bolsée, D.; Schmidtke, G.; Erhardt, C.; Nikutowski, B.; Brunner, R.
Conference Paper
2014Extreme ultraviolet (EUV) solar spectral irradiance (SSI) for ionospheric application - history and contemporary state-of-art
Schmidtke, G.; Jacobi, C.; Nikutowski, B.; Erhardt, C.
Journal Article
2014Solar EUV irradiance measurements by the auto-calibrating EUV spectrometers (SolACES) aboard the International Space Station (ISS)
Schmidtke, G.; Nikutowski, B.; Jacobi, C.; Brunner, R.; Erhardt, C.; Knecht, S.; Scherle, J.; Schlagenhauf, J.
Journal Article
2014The solar irradiance spectrum at solar activity minimum between solar cycles 23 and 24
Thuillier, G.; Bolsée, D.; Schmidtke, G.; Foujols, T.; Nikutowski, B.; Shapiro, A.I.; Brunner, R.; Weber, M.; Erhardt, C.; Hersé, M.; Gillotay, D.; Peetermans, W.; Decuyper, W.; Pereira, N.; Haberreiter, M.; Mandel, H.; Schmutz, W.
Journal Article
2014Solar Spectral Irradiance Variability in November/December 2012
Thuillier, G.; Schmidtke, G.; Erhardt, C.; Nikutowski, B.; Shapiro, AI.; Bolduc, C.; Lean, J.; Krivova, N.; Charbonneau, P.; Cessateur, G.; Haberreiter, M.; Melo, S.; Delouille, V.; Mampaey, B.; Yeo, K.L.; Schmutz, W.
Journal Article
2012EUV-TEC proxy to describe ionospheric variability using satellite-borne solar EUV measurements
Unglaub, C.; Jacobi, C.; Schmidtke, G.; Nikutowski, B.; Brunner, R.
Journal Article
2011Distinct EUV minimum of the solar irradiance (16-40 nm) observed by SolACES spectrometers onboard the International Space Station (ISS) in August/September 2009
Nikutowski, B.; Brunner, R.; Erhardt, C.; Knecht, S.; Schmidtke, G.
Journal Article
2011EUV-TEC proxy to describe ionospheric variability using satellite-borne solar EUV measurements: First results
Unglaub, C.; Jacobi, C.; Schmidtke, G.; Nikutowski, B.; Brunner, R.
Journal Article
2010EUV measurements by the auto-calibrating SolACES spectrometers onboard the International Space Station (ISS)
Nikutowski, B.; Brunner, R.; Knecht, S.; Erhardt, C.; Schmidtke, G.
Presentation
2010EUV-TEC - an index to describe ionospheric variability using satellite-borne solar EUV measurements. First results
Unglaub, C.; Jacobi, C.; Schmidtke, G.; Nikutowski, B.; Brunner, R.
Book Article
2010Solar EUV-IR Irradiance Workshop 2009
Schmidtke, G.; Nikutowski, B.; Erhardt, C.; Knecht, S.
Presentation
2010Spherical EUV and Plasma Sensor (SEPS+). A standard sensor for plasma environment and EUV radiation in space
Brunner, W.; Konz, W.; Schmidtke, G.; Pfeffer, W.
Poster
2009Spherical EUV and plasma sensor (SEPS). A standard monitor for measuring the plasma and EUV environment in space
Konz, W.; Brunner, R.; Schmidtke, G.
Poster
2009Spherical EUV and plasma spectrometer (SEPS)
Brunner, R.; Schmidtke, G.; Konz, W.; Lambrecht, A.; Pfeffer, W.
Presentation
2009Vorrichtung zum Erfassen von Umgebungs- und Betriebsparametern in Plasmen
Schmidtke, G.; Konz, W.; Lambrecht, A.; Brunner, R.
Patent
2008SolACES - Auto-calibrating EUV/UV spectrometers for measurements onboard the International Space Station (ISS)
Brunner, R.; Schmidtke, G.; Konz, W.; Nikutowski, B.
Presentation
2006ISS-SOLAR: Total (TSI) and spectral (SSI) irradiance measurements
Schmidtke, G.; Fröhlich, C.; Thuillier, G.
Journal Article
2006SOL-ACES: Auto-calibrating EUV/UV spectrometers for measurements onboard the International Space Station
Schmidtke, G.; Brunner, R.; Eberhard, D.; Halford, B.; Klocke, U.; Knothe, M.; Konz, W.; Riedel, W.J.; Wolf, H.
Journal Article
2006Thermospheric-Ionospheric-Geospheric (TIGER) Symposium. Preface
Schmidtke, G.
Conference Paper, Journal Article
2006The TIGER (thermospheric-ionospheric geospheric research) program: Introduction
Schmidtke, G.; Eparvier, F.G.; Solomon, S.C.; Tobiska, W.K.; Woods, T.N.
Journal Article, Conference Paper
2004Solar extreme ultraviolet and x-ray irradiance variations
Woods, T.; Acton, L.W.; Bailey, S.; Eparvier, F.; Garcia, H.; Judge, D.; Lean, J.; Mariska, J.T.; McMullin, D.; Schmidtke, G.; Solomon, S.C.; Tobiska, W.K.; Warren, H.P.; Viereck, R.
Book Article
2002Long-term measurement of solar EUV/UV fluxes for thermospheric-ionospheric (T/I) modelling and for space weather investigations
Schmidtke, G.; Tobiska, W.K.; Winningham, D.
Journal Article
2002The solar package on ISS: SOL-ACES
Wienhold, F.G.; Anders, J.; Galuska, B.; Klocke, U.; Knothe, M.; Neske, E.; Riedel, W.J.; Schmidtke, G.; Singler, R.; Ulmer, U.
Book Article
2000BREM-STAR and TIGER-STAR: A small satellite concept for thermospheric-ionospheric 3D monitoring
Matthews, O.; Dittus, H.; Wiegand, M.; Rath, H.J.; Schmidtke, G.; Wienhold, F.; Neske, E.
Journal Article
2000EUV-PHOKA - multi-channel monitor for measurements of transmittance of solar EUV-emission in the thermosphere
Kotov, Yu.D.; Yurov, V.N.; Shtotsky, Y.V.; Schmidtke, G.; Wolf, H.
Journal Article
2000Photoabsorption cross sections: Effect of 'radiation hardening'
Schmidtke, G.
Journal Article
2000The Solar Package on ISS: SOL-ACES
Wienhold, F.G.; Anders, J.; Galuska, B.; Klocke, U.; Riedel, W.J.; Schmidtke, G.; Singler, R.; Ulmer, U.; Wolf, H.
Journal Article
2000TIGER: A program for thermospheric-ionospheric geospheric research
Schmidtke, G.
Journal Article
1999EUV-PHOKA - Multi channel monitor for measurements of transmittance of solar EUV-emission in the thermosphere
Schmidtke, G.; Wolf, H.; Kotov, Y.D.; Yurov, V.N.; Shototsky, Y.V.
Conference Paper
1999Optical UV-Derivative-Spectroscopy for Monitoring Gaseous Emissions
Vogt, F.; Klocke, U.; Rebstock, K.; Schmidtke, G.; Wander, V.; Tacke, M.
Journal Article
1999Proposal for a TIGER rocket program
Schmidtke, G.; Thrane, E.V.; Wolf, H.; Ott, W.
Conference Paper
1999The solar package on ISS: SOLACES
Wienhold, F.G.; Anders, J.; Galuska, B.; Klocke, U.; Knothe, M.; Riedel, W.J.; Schmidtke, G.; Ulmer, U.; Singler, R.; Wolf, H.
Conference Paper
1999TIGER-program thermospheric-ionospheric geospheric research
Schmidtke, G.; Tobiska, K.; Winningham, D.
Conference Paper
1999Verfahren und Vorrichtung zur Bestimmung eines UV-Strahlungs-Indexes
Schmidtke, G.; Tacke, M.
Patent
1999VORRICHTUNG ZUM ERFASSEN VON SOLAREN KORONALEN MASSENAUSBRUECHEN
Schmidtke, G.; Neske, E.; Wagner, E.
Patent
1996Endoskop und Verfahren zur Ermittlung von Objektabstaenden
Woelfelschneider, H.; Schmidtke, G.; Wilhelm, P.
Patent
1995Interference of atomic oxygen concentration from remote sensing of opical aurora
Shepherd, M.G.; McConnell, J.C.; Tobiska, W.K.; Gladstone, G.R.; Chakrabarti, S.; Schmidtke, G.
Journal Article
1995Three-dimensional contouring by an optical radar system
Höfler, H.; Schmidtke, G.; Jetter, V.; Henninger, A.
Conference Paper
1994Comparison of San Marco Assi solar EUV and EUV91 model
Tobiska, W.K.; Schmidtke, G.; Doll, H.; Woods, T.N.; Worden, J.; Chakrabarti, S.
Journal Article
1993Auto-calibrating EUV spectrometers -ACEs-
Schmidtke, G.
Conference Paper
1993Derivativ-Spektrometer
Hoefler, H.; Knothe, M.; Riedel, W.; Schmidtke, G.
Patent
1993Remote sensing of solar and thermospheric EUV radiations
Schmidtke, G.; Neske, E.; Becker-Roß, H.; Florek, S.; Fahr, H.; Römer, M.; Jakowski, N.; Klähn, D.; Kotov, Y.D.; Krämer, G.; Pätzold, M.; Pailer, N.; Pflug, K.
Conference Paper
1992Absolute, extreme-ultraviolet, solar spectral irradiance monitors
Parkinson, W.H.; Smith, P.L.; Schmidtke, G.
Conference Paper
1992Measurement of solar EUV/UV radiation of the steeply rising solar cycle 22 during the San Marco 5 mission and proposed instrumentation to achieve high radiometric accuracy
Schmidtke, G.; Doll, H.; Wita, C.
Journal Article
1992Observations of the solar EUV spectral irradiance
Schmidtke, G.
Conference Paper
1992Solar EUV irradiance form the San Marco ASSI - a reference spectrum
Schmidtke, G.
Journal Article
1991Solar EUV/UV and equatorial airglow measurements from San Marco-5.
Doll, H.; Wita, C.; Chakrabarti, S.; Schmidtke, G.
Journal Article
1990Verfahren und Vorrichtung zur quantitativen Bestimmung optisch aktiver Substanzen
Riedel, W.; Schmidtke, G.; Wolf, H.
Patent
1989Atmospheric trace gas measurement on the Schauinsland surveying station
Klocke, U.; Knothe, M.; Kohn, W.; Riedel, W.J.; Schmidtke, G.; Wolf, H.
Conference Paper
1989Diode laser spectrometer for monitoring up to five atmospheric trace gases in unattended operation.
Klocke, U.; Knothe, M.; Kohn, W.; Riedel, W.J.; Schmidtke, G.; Wolf, H.
Journal Article
1989Infrarot-Analysengeraet
Schmidtke, G.; Wolf, H.; Fischer, W.
Patent
1989Monitoring of gaseous pollutants by tunable diode lasers '88
: Grisar, R.; Schmidtke, G.; Tacke, M.; Restelli, G.
Conference Proceedings
1989Verfahren und Vorrichtung zur Gasanalyse
Klocke, U.; Schmidtke, G.; Wolf, H.
Patent
1989Verfahren zur Gasanalyse und Gasanalysegeraet
Fischer, W.; Schmidtke, G.; Wolf, H.
Patent
1988Quantitative Analyse von atmosphärischen Spurengasen.
Klocke, U.; Knothe, M.; Kohn, W.; Riedel, W.J.; Schmidtke, G.; Wolf, H.
Book
1988Spurengasanalyse mit Infrarot-Diodenlasern
Grisar, R.; Schmidtke, G.; Tacke, M.
Journal Article
1987Monitoring of gaseous pollutants by tunable diode lasers '86
: Grisar, R.; Schmidtke, G.; Tacke, M.; Restelli, G.
Conference Proceedings
1987Spektrometer mit einem Infrarot-Diodenlaser
Riedel, W.; Wolf, H.; Grisar, R.; Schmidtke, G.; Pfirrmann, A.; Preier, H.M.
Patent
1986Automated diode laser spectrometer for monitoring five atmosphere trace gases
Riedel, W.J.; Wolf, H.; Klocke, U.; Knothe, M.; Kohn, W.; Schmidtke, G.
Conference Paper
1986Optisches Potentiometer
Unger, L.; Knothe, M.; Schmidtke, G.
Patent
1986Quantitative Analyse von atmosphaerischen Spurengasen
Riedel, W.J.; Wolf, H.; Klocke, U.; Knothe, M.; Kohn, W.; Schmidtke, G.
Book Article
1986Verfahren zum Einjustieren des Strahlenganges eines infrarot-optischen Geraetes sowie Justierzusatz fuer ein infrarot-optisches Geraet
Riedel, W.; Klocke, U.; Knothe, M.; Schmidtke, G.; Halford, B.; Preier, H.M.
Patent
1985Mehrkanal-Prozess-Spektrometer
Klocke, U.; Knothe, M.; Riedel, W.; Schmidtke, G.; Wolf, H.; Preier, H.M.
Patent
1985Spektroskopische Umweltmesstechnik.
Kohn, W.; Schmidtke, G.
Journal Article
1984Gas analysis with IR-diode laser spectrometers.
Fischer, W.; Grisar, R.; Klocke, U.; Knothe, M.; Preier, H.M.; Riedel, W.J.; Schmidtke, G.; Wolf, H.
Journal Article
1984NIR-Prozess-Spektrometer - Zusammensetzung von Gasen und Fluessigkeiten
Fischer, W.; Klocke, U.; Knothe, M.; Riedel, W.J.; Schmidtke, G.; Wolf, H.
Conference Paper
1984Spektroskopische Umweltmesstechnik
Kohn, W.; Schmidtke, G.
Book Article
1984Vielkanal-Prozess-Spektrometer
Fischer, W.; Klocke, U.; Knothe, M.; Riedel, W.J.; Schmidtke, G.; Wolf, H.
Journal Article
1983Rocket-borne EUV-visible emission measurements.
Baker, K.D.; Stasek, G.; Wita, C.; Seidl, P.; Schmidtke, G.
Journal Article
1981The auroral spectrometer/photometer experiment EF 11
Stasek, G.; Seidl, P.; Knothe, M.; Schmidtke, G.
Book Article
1978Teleskop mit variablem Gesichtsfeld
Schmidtke, G.
Patent
1973GERAET ZUM TRENNEN EINES STRAHLS SCHNELL STROEMENDER TEILCHEN VON LANGSAM MITSTROEMENDER MATERIE
Schmidtke, G.
Patent