Bilde av Spicher, Andres
Foto: Jørn Berger-Nyvoll/UiT
Bilde av Spicher, Andres
Førsteamanuensis / Gruppeleder/ Romfysikk Institutt for fysikk og teknologi andres.spicher@uit.no

Andres Spicher



  • Andreas Kvammen, Juha-Pekka Vierinen, Devin Ray Huyghebaert, Theresa Rexer, Andres Spicher, Björn Johan Gustavsson m.fl.:
    NOIRE-Net–a convolutional neural network for automatic classification and scaling of high-latitude ionograms
    Frontiers in Astronomy and Space Sciences 2024 ARKIV / DOI
  • Lisa Marie Buschmann, Lasse Clausen, Andres Spicher, Magnus Fagernes Ivarsen, Wojciech Jacek Miloch :
    Statistical Studies of Plasma Structuring in the Auroral Ionosphere by the Swarm Satellites
    Journal of Geophysical Research (JGR): Space Physics 2024 ARKIV / DOI
  • T.G. Cameron, R.A.D. Fiori, G.W. Perry, Andres Spicher, T. Thayaparan :
    Statistical Analysis of Off-Great Circle Radio Wave Propagation in the Polar Cap
    Radio Science 2024 ARKIV / DOI
  • Mahith Madhanakumar, Andres Spicher, Juha-Pekka Vierinen, Kjellmar Oksavik :
    On the strength of E and F region irregularities for GNSS scintillation in the dayside polar ionosphere
    Journal of Atmospheric and Solar-Terrestrial Physics 2024 ARKIV / DOI
  • Lisa Marie Buschmann, John W. Bonnell, Scott Bounds, Lasse Clausen, Craig Kletzing, Sigvald Marholm m.fl.:
    The role of particle precipitation on plasma structuring at different altitudes by in-situ measurements
    Journal of Space Weather and Space Climate 2023 ARKIV / DOI
  • Lisa Baddeley, Dag Arne Lorentzen, Stein Egil Haaland, Erkka Petteri Heino, Ingrid Brigitte Mann, Wojciech Jacek Miloch m.fl.:
    Space and atmospheric physics on Svalbard: a case for continued incoherent scatter radar measurements under the cusp and in the polar cap boundary region
    Progress in Earth and Planetary Science 2023 FULLTEKST / ARKIV / DOI
  • Magnus Fagernes Ivarsen, Yaqi Jin, Andres Spicher, Jean-Pierre St-Maurice, Jaeheung Park, Daniel Billett :
    GNSS Scintillations in the Cusp, and the Role of Precipitating Particle Energy Fluxes
    Journal of Geophysical Research (JGR): Space Physics 2023 ARKIV / DOI
  • Shun-Rong Zhang, Yukitoshi Nishimura, Juha-Pekka Vierinen, Larry R. Lyons, Delores J. Knipp, Björn Johan Gustavsson m.fl.:
    Simultaneous Global Ionospheric Disturbances Associated With Penetration Electric Fields During Intense and Minor Solar and Geomagnetic Disturbances
    Geophysical Research Letters 2023 ARKIV / DOI
  • Devin Ray Huyghebaert, Jorge L. Chau, Andres Spicher, Magnus Fagernes Ivarsen, Matthias Clahsen, Ralph Latteck m.fl.:
    Investigating Spatial and Temporal Structuring of E-Region Coherent Scattering Regions Over Northern Norway
    Journal of Geophysical Research (JGR): Space Physics 2023 ARKIV / DOI
  • Johann Immanuel Stamm, Juha Vierinen, Bjorn Johan Gustavsson, Andres Spicher :
    A technique for volumetric incoherent scatter radar analysis
    Annales Geophysicae 2023 ARKIV / DOI
  • Yaqi Jin, Jøran Idar Moen, Andres Spicher, Jianjun Liu, Lasse Clausen, Wojciech Jacek Miloch :
    Ionospheric Flow Vortex Induced by the Sudden Decrease in the Solar Wind Dynamic Pressure
    Journal of Geophysical Research (JGR): Space Physics 2023 ARKIV / DOI
  • Magnus Fagernes Ivarsen, Adam Lozinsky, Jean-Pierre St-Maurice, Andres Spicher, Devin Ray Huyghebaert, Glenn C. Hussey m.fl.:
    The Distribution of Small-Scale Irregularities in the E-Region, and Its Tendency to Match the Spectrum of Field-Aligned Current Structures in the F-Region
    Journal of Geophysical Research (JGR): Space Physics 2023 ARKIV / DOI
  • Magnus Fagernes Ivarsen, Jean-Pierre St‐Maurice, Glenn C. Hussey, Andres Spicher, Yaqi Jin, Adam Lozinsky m.fl.:
    Measuring small-scale plasma irregularities in the high-latitude E- and F-regions simultaneously
    Scientific Reports 2023 ARKIV / DOI
  • Steffen Mattias Brask, Sigvald Marholm, Francesca Di Mare, Sayan Adhikari, Andres Spicher, T. Takahashi m.fl.:
    Electron-neutral collisions effects on Langmuir probe in the lower E-region ionosphere
    Physics of Plasmas 2022 ARKIV / DOI
  • Andres Spicher, James LaBelle, John W. Bonnell, Roger Roglans, Chrystal Moser, Stephen A. Fuselier m.fl.:
    Interferometric Study of Ionospheric Plasma Irregularities in Regions of Phase Scintillations and HF Backscatter
    Geophysical Research Letters 2022 ARKIV / DOI
  • Shun-Rong Zhang, Juha Vierinen, Ercha Aa, Larisa P. Goncharenko, Philip J. Erickson, William Rideout m.fl.:
    2022 Tonga Volcanic Eruption Induced Global Propagation of Ionospheric Disturbances via Lamb Waves
    Frontiers in Astronomy and Space Sciences 2022 ARKIV / DOI
  • Ingrid Mann, Sveinung Viggo Olsen, Yngve Eilertsen, Henriette Marie Tveitnes Trollvik, Adrien Pinneau, Sabina Strmic Palinkas m.fl.:
    Mesospheric Dust Studies with MXD2
    ESA SP 2022
  • Toru Takahashi, Andres Spicher, Francesca Di Mare, Douglas E. Rowland, Robert F. Pfaff, Michael R. Collier m.fl.:
    Suppression of ionospheric irregularity due to auroral particle impact
    Journal of Geophysical Research (JGR): Space Physics 2022 ARKIV / DOI
  • Ercha Aa, Shunrong Zhang, Philip J. Erickson, Juha Vierinen, Anthea J. Coster, Larisa P. Goncharenko m.fl.:
    Significant Ionospheric Hole and Equatorial Plasma Bubbles After the 2022 Tonga Volcano Eruption
    Space Weather 2022 ARKIV / DOI
  • Ercha Aa, Shun-Rong Zhang, Wenbing Wang, Philip J. Erickson, Liying Qian, Richard W. Eastes m.fl.:
    Pronounced Suppression and X-Pattern Merging of Equatorial Ionization Anomalies After the 2022 Tonga Volcano Eruption
    Journal of Geophysical Research (JGR): Space Physics 2022 ARKIV / DOI
  • Mahith Madhanakumar, Andres Spicher, Juha-Pekka Vierinen, Kjellmar Oksavik :
    Source regions of irregularities causing GNSS radio scintillation: An investigation using EISCAT
    2024
  • Andres Spicher, Theresa Rexer, Andreas Kvammen, Mahith Madhanakumar, M. Zettergren, Kjellmar Oksavik m.fl.:
    Characterization and Assessment of Structuring Connected to Auroral Dynamics using EISCAT_3D (CASCADE): A brief overview
    2024
  • Mahith Madhanakumar, Andres Spicher, Juha-Pekka Vierinen, Kjellmar Oksavik, Devin Ray Huyghebaert, Carley J Martin m.fl.:
    The progress and decay of GNSS scintillation during a weak geomagnetic storm: A case study
    2024
  • Yaqi Jin, Andres Spicher, Hans Laszlo Pecseli, Lasse Clausen, Wojciech Jacek Miloch, Knut Stanley Jacobsen m.fl.:
    In-situ observations of plasma blob inside the nightside auroral region and features of small-scale irregularities
    2024
  • Mahith Madhanakumar, Andres Spicher, Juha-Pekka Vierinen, Kjellmar Oksavik :
    Multi-instrument study of dayside scintillation at GNSS L-band frequencies
    2024
  • Andreas Kvammen, Juha-Pekka Vierinen, Devin Ray Huyghebaert, Theresa Rexer, Andres Spicher, Björn Johan Gustavsson m.fl.:
    NOIRE-Net - A convolutional neural network for automatic classification and scaling of high-latitude ionograms
    2024
  • Andreas Kvammen, Andres Spicher, Matthew David Zettergren, Devin Ray Huyghebaert, Theresa Rexer, Björn Johan Gustavsson m.fl.:
    Conditions for the Kelvin-Helmholtz Instability in the Polar Ionosphere
    2024
  • Andreas Kvammen, Andres Spicher, Matthew David Zettergren, Devin Ray Huyghebaert, Theresa Rexer, Björn Johan Gustavsson m.fl.:
    Formation and evolution of the Kelvin-Helmholtz Instability in the Arctic Ionosphere
    2024
  • Ingeborg Frøystein, Andres Spicher, Kjellmar Oksavik, Björn Johan Gustavsson :
    Identification and characterization of the dayside ionospheric low energy precipitation region based on ISR measurements
    2024
  • Andres Spicher, Juha-Pekka Vierinen, Theresa Rexer, Ingemar Häggstrøm, Devin Ray Huyghebaert, Björn Johan Gustavsson m.fl.:
    On the characteristics of meso-scale ionospheric dynamics based on EISCAT radar low-elevation experiments
    2024
  • Etienne Gavazzi, Andres Spicher, Björn Johan Gustavsson, James H. Clemmons, Robert F. Pfaff, Douglas E. Rowland :
    Time-dependent electron transport calculations of small-scale dynamic precipitation
    2024
  • Andres Spicher, Andreas Kvammen, M. Zettergren, Roger Roglans, John W Bonnell, James LaBelle m.fl.:
    Characterizing ionospheric turbulence on the poleward side of the cusp using sounding rocket observations and modelling work
    2024
  • Magnus Fagernes Ivarsen, Yaqi Jin, Andres Spicher :
    What are the dominant causes of density irregularities in the ionospheric cusp
    2024
  • Andreas Kvammen, Andres Spicher, Matthew D. Zettergren, Devin Ray Huyghebaert, Theresa Rexer, Björn Johan Gustavsson m.fl.:
    Conditions for the Kelvin-Helmholtz Instability in the Polar Ionosphere
    2023
  • Andres Spicher :
    Characterizing high-latitude ionospheric turbulence
    2023
  • Andres Spicher, Axel Steuwer, Devin Ray Huyghebaert, Yasunobu Ogawa, Juha Vierinen, Johann Immanuel Stamm m.fl.:
    EISCAT 3D Status and Future Development
    2023
  • Andres Spicher, Axel Steuwer, Devin Ray Huyghebaert, Yasunobu Ogawa, Juha Vierinen, Johann Immanuel Stamm m.fl.:
    EISCAT and EISCAT 3D Primer
    2023
  • Andres Spicher, Andreas Kvammen, James LaBelle, Matthew D. Zettergren, John W. Bonnell, Roger Roglans m.fl.:
    Examining the relevance of different instability mechanisms in causing ionospheric cusp irregularities based on sounding rocket data and numerical simulations
    2023
  • Theresa Rexer, Andres Spicher, Andreas Kvammen, Juha Vierinen :
    Characteristics of polar ionospheric plasma density irregularities with multi-point measurements
    2023
  • Theresa Rexer, Andres Spicher, Juha Vierinen, Andreas Kvammen :
    Exploring Characteristics of Turbulent Density Fluctuations in the Arctic Ionosphere with Multi-Point Measurements
    2023
  • Andres Spicher :
    Space physics at UiT The Arctic University of Norway, Tromsø
    2023
  • Devin Ray Huyghebaert, Björn Johan Gustavsson, Juha-Pekka Vierinen, Andres Spicher, Andreas Kvammen, Matthew D. Zettergren :
    EISCAT_3D Imaging Techniques for Ionospheric Incoherent Scatter Spectra Reconstruction
    2023
  • Etienne Gavazzi, Andres Spicher, Björn Johan Gustavsson, James H. Clemmons, Robert F. Pfaff, Douglas E. Rowland :
    Time dependent electron transport calculations of the ionospheric response to Alfvénic precipitations
    2023
  • Devin Ray Huyghebaert, Jorge L. Chau, Andres Spicher, Magnus Fagernes Ivarsen, Matthias Clausen, Ralph Latteck m.fl.:
    Large Scale Temporal and Spatial Characteristics of E-region Plasma Irregularities Measured by SIMONe Norway
    2023
  • Andres Spicher, Juha Vierinen, Kjellmar Oksavik, Yaqi Jin :
    Statistical characteristics of ionospheric irregularities in the cusp ionosphere based on multi-instrument techniques
    2022 FULLTEKST
  • Andres Spicher, James William LaBelle, John W. Bonnell, Roger Roglans, Chrystal Moser, Stephen A. Fuselier m.fl.:
    Sounding rocket investigation of multi-scale (density) irregularities in the cusp region
    2022
  • Ingrid Mann, Sveinung viggo Olsen, Yngve Eilertsen, Henriette Trollvik, Adrien Pinneau, Sabina Strmic Palinkas m.fl.:
    Plans for Mesospheric Dust Studies with MXD2
    2022
  • Andres Spicher, Juha Vierinen, Kjellmar Oksavik, Yaqi Jin, Devin Ray Huyghebaert, Mahith Madhanakumar :
    Multi-instrument multi-scale characterization of ionospheric irregularities in the cusp region
    2022
  • Andres Spicher :
    High-latitude ionospheric density turbulence
    2022
  • Lisa Marie Buschmann, Andres Spicher, Lasse Clausen, Sigvald Marholm, Wojciech Jacek Miloch :
    Role of particle precipitation on plasma structuring at different altitudes by in-situ measurements
    2022

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