Rietveld, M. T.; Isham, B.; Grydeland, T.; La Hoz, C.; Leyser, T. B.; Honary, F.; Ueda, H.; Kosch, M.; Hagfors, T.: HF-pump-induced parametric instabilities in the auroral E-region. Advances in Space Research 29 (9), pp. 1363 - 1368 (2002)
Borisov, N. D.; Hagfors, T.: Excitation of heater-enhanced plasma and ion lines near the reflection level of a hight-frequency pump wave. Journal of Plasma Physics 66 (1 & 2), pp. 71 - 89 (2001)
Hagfors, T.: Time-varying propagation circuits, description and applications. Journal of Atmospheric and Solar-Terrestrial Physics 63, pp. 215 - 220 (2001)
Kosch, M. J.; Honary, F.; del Pozo, C. F.; Marple, S. R.; Hagfors, T.: High-resolution maps of the characteristic energy of precipitating auroral particles. Journal Geophysical Research 106 (A12), pp. 28925 - 28937 (2001)
Mishin, E. V.; Hagfors, T.; Isham, B.: A generation mechanism of the topside enhanced incoherent backscatter during high frequency modification experiments in Tromsø. Geophysical Research Letters 28 (3), pp. 479 - 482 (2001)
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. J.; Ishii, M.; Kohsiek, A.; Rees, D.; Schlegel, K.; Hagfors, T.; Cierpka, K.: A comparison of vertical thermospheric winds from Fabry-Perot interferometer measurements over a 50 km baseline. Advances in Space Research 26, pp. 985 - 988 (2000)
Kosch, M. J.; Ishii, M.; Nozawa, S.; Rees, D.; Cierpka, K.; Kohsiek, A.; Schlegel, K.; Fujii, R.; Hagfors, T.; Fuller-Rowell, T. J.et al.; Lathuillere, C.: A comparison of thermospheric winds and temperatures from Fabry-Perot interferometer and EISCAT radar measurements with models. Advances in Space Research 26, pp. 979 - 984 (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)
Mishin, E. V.; Carlson, H. C.; Hagfors, T.: On the electron distribution function in the F region and airglow enhancements during HF modification experiments. Geophysical Research Letters 27 (18), pp. 2857 - 2860 (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)
Barbin, Y.; Kofman, W.; Nielsen, E.; Hagfors, T.; Seu, R.; Picardi, G.; Svedhem, H.: The CONSERT instrument for the ROSETTA mission. Advances in Space Research 24, pp. 1115 - 1126 (1999)
Gurevich, A.; Carlson, H.; Kelley, M.; Hagfors, T.; Karashtin, A.; Zybin, K.: Nonlinear structuring of the ionosphere modified by powerful radio waves at low latitudes. Physics Letters A 251, pp. 311 - 321 (1999)
Herique, A.; Kofman, W.; Hagfors, T.; Caudal, G.; Ayanides, J.-P.: A characterization of a comet nucleus interior: inversion of simulated radio frequency data. Planetary and Space Science 47, pp. 885 - 904 (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)
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)