Sodankylä Geophysical Observatory

VERSIM Workshop Programme

Abstract book (pdf)


TUESDAY 26 September 2006

08:00 - 09:30

Registration and coffee

09:30 - 09:45

Opening of Workshop

09:45 - 10:45

Tutorial talk
(Chairperson C. J. Rodger)

Donald Carpenter: Some reflections on whistler-mode probing of the plasmasphere

10:45 - 11:00

Break

11:00 - 12:00

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12:00 - 13:30

Lunch

13:30 - 14:45

Session 1: WHISTLERS
(Chairperson D. Carpenter)

János Lichtenberger: Automatic Whistler Detector and Analyzer (AWDA) system: first results of fully functional system for mid-latitudes

Craig Rodger: Automatic Whistler Detector: operational results from New Zealand

Jaroslaw Chum: Assigning the causative lightning to the whistlers observed on DEMETER and MAGION-5 satellites

14:45 - 15:45

Coffee + Posters

15:45 - 17:15

Session 2: PROBING THE EARTH-IONOSPHERE WAVEGUIDE
(Chairperson E. Turunen)

Mark Clilverd: Atmospheric precipitation during storm-time relativistic electron flux drop outs

Craig J. Rodger: Ground based observations of relativistic electron precipitation from the radiation belts

Davorka Grubor: Differences in amplitude behaviour on a single VLF trace during flare events

Vida Zigman: Determination of D-region electron density during solar flares from VLF data from three transmitters

Jean-Pierre Raulin: Solar cycle dependence of ionospheric Sudden Phase Anomalies at VLF


19:00 -

Ice breaking party


WEDNESDAY 27 September 2006

09:00 - 10:25

Session 3: WHISTLER MODE WAVES OBSERVED IN SPACE
(Chairperson M. Rycroft)

Ondrej Santolik: Variability of amplitudes, polarization and propagation of whistler-mode chorus emissions measured by the Cluster and Double Star spacecraft

Boris Kozelov: Variations of chorus source location: comparison of CLUSTER data and the backward-wave oscillator model

Michel Parrot: Survey of ELF/VLF waves observed by DEMETER above Finland

Frantisek Nemec: DEMETER observations of Power Line Harmonic and Magnetospheric Line Radiation

10:25 - 10:55

Coffee

10:55 - 12:00

Session 4: GROUND BASED OBSERVATIONS OF WHISTLER MODE WAVES AND LIGHTNING
(Chairperson J. Lichtenberger)

Tauno Turunen: Sudden short duration power line harmonics enhancements

Natalia Kleimenova: Preliminary analysis of the ELF-VLF campaign in September-October 2005: Plasmaspheric ELF hiss and magnetic storms and substorms

Dmitry Pasmanik: On the generation of LHR waves in the upper ionosphere

12:00 - 13:30

Lunch

13:30 - 14:45

Session 5: PROBING THE EARTH-IONOSPHERE WAVEGUIDE
(Chairperson M. A. Clilverd)

Umran Inan: Ground- and satellite-based observations of electron precipitation induced by lightning discharges and VLF transmitters

Esa Turunen: Determination of energy characteristics of precipitating relativistic electrons using VLF recordings and D-region ion chemistry modelling

Agnes Mika: Comparison of the performances of the OmniPAL and Stanford VLF receivers

14:45 - 15:15

Coffee

15:15 - 16:45

Session 6: CONSEQUENCES OF WHISTLER MODE WAVES
(Chairperson D. Nunn)

Richard Horne: Electron acceleration and loss by whistler mode chorus waves in the Earth's radiation belts during magnetic storms

Yuto Katoh: A self-consistent particle simulation of VLF triggered emission

Jacob Bortnik: Ray tracing of penetrating chorus and its implications for the radiation belts

Andrei Demekhov: Electron acceleration in the magnetosphere by whistler-mode waves with varying frequency

16:45 - 17:00

Break

17:00 - 17:45

Session 7: WHISTLERS
(Chairperson U. Inan)

Donald Carpenter: An homage to Chung Park, pioneer of remote sensing using whistlers

Tauno Turunen: Performance of low noise ultra linear 24-bit VLF receiver system UEV2300 developed at Sodankyl Geophysical Observatory

18:00 -

Secret excursion


THURSDAY 28 September 2006

09:00 - 10:25

Session 8: PROBING THE EARTH-IONOSPHERE WAVEGUIDE
(Chairperson A. Demekhov)

Agnes Mika: Modelling of red sprites as a set of interacting column segments in the Earth-ionosphere waveguide

Mark Clilverd: VLF evidence of thermosphere-to-stratosphere descent of polar NOX

Annika Seppälä: Importance of proton spectral hardness in the atmospheric effects of solar proton events - the Jan 2005 Events

Elena Titova: Relationship of VLF chorus with electron precipitation observed by IRIS and TV camera

10:25 - 10:55

Coffee

10:55 - 12:00

Session 9: CONSEQUENCES OF WHISTLER MODE WAVES
(Chairperson R. Horne)

David Nunn: Simulation of non linear Landau resonance with a Vlasov Hybrid Simulation code

Victor Trakhtengerts: On a mechanism forming the dynamic spectrum of VLF chorus elements and its verification using Cluster data

Craig J. Rodger: The World Wide Lightning Location Network (WWLLN): rapid global observations of the worlds "big" lightning

12:00 - 13:15

Lunch

13:15 - 13:45

Visit to SGO's VLF antenna exhibition

13:45 - 14:00

Bus to Geological Survey Laboratory Sodankylä

14:00 - 16:00

Geological Survey Laboratory

16:00 - 16:15

Visit to Hotel (if needed)

16:30 - 17:00

Visit to SGO's measurement station Pittiövaara

17:30 -

Social evening at Mattila's Reindeer Farm

22:00 -

Bus starts back to Hotel and Tähtelä


FRIDAY 29 September 2006

09:00 - 10:25

Session 10: WHISTLERS
(Chairperson O. Santolik)

Mikhail Gushchin: Whistler wave experiments on large "KROT" device

Peter Steinbach: Oblique whistler propagation in the ionosphere - results of the first application of a full-wave propagation model on DEMETER burst recordings

János Lichtenberger: Towards a new Whistler 'Inversion' Model

10:25 - 10:55

Coffee

10:55 - 12:00

Session 11: WAVES IN SPACE AND GROUND

Donald Carpenter: Proton gyro-harmonic (PGH) echoes stimulated by the radio sounder on the IMAGE satellite

Victor Trakhtengerts: Generation of Pc1 pulsations in the regime of backward wave oscillator

Jean-Pierre Raulin: South America VLF NETwork (SAVNET)

12:00 - 13:30

Lunch

13:30 - 14:45

Session 12: PROBING THE EARTH-IONOSPHERE WAVEGUIDE
(Chairperson J.-P. Raulin)

Desanka Sulic: Amplitude and phase perturbations on subionospheric VLF signals produced by LEP observed at Belgrade

Sushil Kumar: Probing of night-time lower ionosphere and plasmasphere using lightning generated sferics recorded in the South Pacific Region

14:45 - 15:15

Coffee

15:15 -

Session 13: GROUND BASED OBSERVATIONS OF WHISTLER MODE WAVES AND LIGHTNING
(Chairperson T. Turunen)

Jyrki Manninen: The observed polarisation of the ELF-VLF waves in the frequency range of 0.1-8.0 kHz

Natalia Kleimenova: Polar cusp ELF emissions in the initial phase of intense magnetic storms

Olga Kozyreva: Dayside polar cusp ELF emissions suppression and night side substorm onset

SATURDAY 30 September 2006

09:00 - 10:15

VERSIM Working group meeting

10:15 - 10:45

Coffee and snacks

10:45 - 11:15

Discussion and future plans

11:15 - 11:30

Closing of Workshop


Last modified: 2022-02-07, 11:25:57.