Bösinger, T.; Pashin, T.; Kero, A.; Pollari, P.; Belyaev, P.; Rietveld, M.; Turunen, T.; Kangas, J.: Generation of artificial magnetic pulsations in the Pc1 frequency range by periodic heating of the Earth's ionosphere: indications of Alfvén resonator effects. Journal of Atmospheric and Solar-Terrestrial Physics 62, pp. 277 - 297 (2000)
Chilson, P. B.; Belova, E.; Rietveld, M. T.; Kirkwood, S.; Hoppe, U.-P.: First artificially induced modulation of PMSE using the EISCAT heating facility. Geophysical Research Letters 27 (23), pp. 3801 - 3804 (2000)
Cierpka, K.; Kosch, M. J.; Rietveld, M.; Schlegel, K.; Hagfors, T.: Ion-neutral coupling in the high-latitude F-layer from incoherent scatter and Fabry-Perot interferometer measurements. Annales Geophysicae 18 (9), pp. 1145 - 1153 (2000)
Kosch, M.; Rietveld, M. T.; Hagfors, T.; Leyser, T. B.: High-latitude HF-induced airglow displaced equatorwards of the pump beam. Geophysical Research Letters 27 (17), pp. 2817 - 2820 (2000)
Rietveld, M. T.; Isham, B.; Kohl, H.; La Hoz, C.; Hagfors, T.: Measurements of HF-enhanced plasma and ion lines at EISCAT with high altitude resolution. Journal Geophysical Research 105 (A4), pp. 7429 - 7439 (2000)
Robinson, T. R.; Strangeway, R.; Wright, D. M.; Davies, J. A.; Horne, R. B.; Yeoman, T. K.; Stocker, A. J.; Lester, M.; Rietveld, M. T.; Mann, I. R.et al.; Carlson, C. W.; McFadden, J. P.: FAST observations of ULF waves injected into the magnetosphere by means of modulated RF heating of the auroral electrojet. Geophysical Research Letters 27 (19), pp. 3165 - 3168 (2000)
Sergienko, T.; Gustavsson, B.; Steen, Å.; Brändström, U.; Rietveld, M. T.; Leyser, T. B.; Honary, F.: Analysis of excitation of the 630.0 nm airglow during a heating experiment in Tromso on February 16, 1999. Physics and Chemistry of the Earth 25 (5-6), pp. 531 - 535 (2000)
Tereshchenko, E. D.; Khudukon, B. Z.; Kozlova, M. O.; Evstafiev, O. V.; Nygrén, T.; Rietveld, M. T.; Brekke, A.: Comparison of the orientation of small scale electron density irregularities and F region plasma flow direction. Annales Geophysicae 18 (8), pp. 918 - 926 (2000)
Tereshchenko, E. D.; Kozlova, M. O.; Evstafiev, O. V.; Khudukon, B. Z.; Nygrén, T.; Rietveld, M.; Brekke, A.: Irregular structures of the F layer at high latitudes during ionospheric heating. Annales Geophysicae 18 (9), pp. 1197 - 1209 (2000)
Barr, R.; Stubbe, P.; Rietveld, M. T.: ELF wave generation in the ionosphere using pulse modulated HF heating: Initial tests of a technique for increasing ELF wave generation efficiency. Annales Geophysicae 17 (6), pp. 759 - 769 (1999)
Blagoveshchenskaya, N. F.; Kornienko, V. A.; Brekke, A.; Rietveld, M. T.; Kosch, M.; Borisova, T. D.; Krylosov, M. V.: Phenomena observed by HF long-distance diagnostic tools in the HF modified auroral ionosphere during magnetospheric substorm. Radio Science 34 (3), pp. 715 - 724 (1999)
Brändström, B. U. E.; Leyser, T. B.; Steen, Å.; Rietveld, M. T.; Gustavsson, B.; Aso, T.; Ejiri, M.: Unambiguous evidence of HF pump-enhanced airglow at auroral latitudes. Geophysical Research Letters 26 (23), pp. 3561 - 3564 (1999)
Honary, F.; Robinson, T. R.; Wright, D. M.; Stocker, A. J.; Rietveld, M. T.: First direct observations of the reduced striations at pump frequencies close to the electron gyroharmonics. Annales Geophysicae 17 (9), pp. 1235 - 1238 (1999)
Isham, B.; Hagfors, T.; Mishin, E.; Rietveld, M. T.; La Hoz, C.; Kofman, W.; Leyser, T.: A search for the location of the HF excitation of enhanced ion acoustic and Langmuir waves with EISCAT and the Tromsø heater. Radiophys. Quantum Electron. 42 (7), pp. 607 - 618 (1999)
Isham, B.; La Hoz, C.; Rietveld, M. T.; Hagfors, T.; Leyser, T. B.: Cavitating Langmuir turbulence observed during EISCAT high latitude ionospheric interaction experiments. Physical Review Letters 83, pp. 2576 - 2579 (1999)
Application deadline 1 October 2024. PhD projects in planetary science, solar and stellar physics, solar magnetism, heliophysics, helioseismology, asteroseismology, ...
First Light for Sunrise III: the first tests with real sunlight were successful. The balloon-borne solar observatory should be ready for launch at the end of May.
In analyzing solar observations from the 19th century, scientists are turning to amateur researchers for help. The project will allow to better understand the history of our star.
Astronomical teamwork: By combining data from Solar Orbiter and SDO, a group of researchers has unambiguously determined the magnetic field at the solar surface.
Application deadline 1 October 2023. PhD projects in planetary science, solar and stellar physics, solar magnetism, heliophysics, helioseismology, asteroseismology, ...
Philipp Löschl has co-authored an excellent publication on Solar Orbiter data which has been awarded best Solar Physics paper of 2022 (Gherardo Valori et al. 2022)