Monday, 6th August
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| 08:00-09:00 | Registration
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| 09:00-09:25
| Opening of the 13th International EISCAT Workshop
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| Session I: Session in honour of Professor Tor Hagfors: Contribution to science |
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| Conveners: Asgeir Brekke, Tony van Eyken
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| 09:25-09:30 | Introduction by session chair
Tony van Eyken
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| 09:30-10:00
| Tor Hagfors: Contributions to incoherent scatter theory
(invited)
John Holt
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| 10:00-10:30
| Tor Hagfors: A career in incoherent scatter
at Stanford, Millstone Hill, Jicamarca, Arecibo, and EISCAT (invited)
Don Farley
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| 10:30-10:55 | Coffee break
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| 10:55-11:25
| Tor Hagfors: Contribution to ionospheric modification,
pulse coding and novel radar techniques (invited)
Michael Sulzer
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| Session I: Session in honour of Professor Tor Hagfors: Legacy |
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| Conveners: Asgeir Brekke, Tony van Eyken
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| 11:25-11:30 | Introduction by session chair
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| 11:30-12:00
| World-wide incoherent scatter: Systems, capabilities,
and operations (invited)
Tony van Eyken
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| 12:00-13:30 | Lunch
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| 13:30-14:00
| The next generation of incoherent scatter radars:
AMISR, EISCAT_3D, and beyond (invited)
John Kelly
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| 14:00-14:30
| EISCAT: Scientific strategy for the next five,
ten and thirty years (invited)
Mike Lockwood
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| Session II: Meteor and Interplanetary Space Studies with Large Aperture Radars |
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| Conveners: Asta Pellinen-Wannberg, Diego Janches
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| 14:30-14:45
| Dramatic increase of space debris peak density
since 2006 seen at ESR
Jussi Markkanen
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| 14:45-15:00
| Modeling the temporal and geographical variability
of the micrometeor mass input in the upper atmosphere using HPLA radar measurements
Diego Janches and J. Fentzke
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| 15:00-15:15
| Extremely long-baseline interplanetary scintillation
measurements - a tool for probing solar wind structure
A. Breen, Richard Fallows, G. Dorrian and M. Bisi
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| 15:15-15:30
| Equatorwards expansion of the fast solar wind
Gareth Dorrian, A. Breen, R. Fallows, M. Bisi, P. Thomasson and G. Wannberg
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| 15:30-16:00 | Coffee break
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| 16:00-16:30
| Plasma and EM simulations of meteor head
echo reflections (invited)
Lars Dyrud, D. Wilson, S. Close, S. Boerve, J. Trulsen and H. Pecseli
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| 16:30-16:45
| A Comprehensive Model of Electromagnetic Scattering from Meteor Head Plasmas
M. Light, S. Close, Patrick Colestock and J. Zinn
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| 16:45-17:00
| The EISCAT Meteor Code
Gudmund Wannberg, A. Westman, A. Pellinen-Wannberg, J. Kero and C. Szasz
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| 17:00-17:15
| 3D position determination of small coherent
meteor targets with EISCAT UHF
Johan Kero, C. Szasz, G. Wannberg, A. Pellinen-Wannberg and A. Westman
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| 17:15-17:30
| Luminosity of the EISCAT UHF micrometeoroids
estimated with an ablation model
Csilla Szasz, J. Kero, A. Pellinen-Wannberg, D. D. Meisel, G. Wannberg and A. Westman
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| 17:30-17:45
| Dusty plasma conditions in meteor trails
Asta Pellinen-Wannberg, I. Häggström, M. Rosenberg, N. Meyer-Vernet, E. Murad, O. Popova et al.
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| 19:00-21:00 | Icebreaking party |
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Tuesday, 7th August
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| Session III: Novel Developments in Radar Techniques and Applications |
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| Conveners: Ian McCrea, John Kelly
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| 08:15-08:30
| Perfect pulse compression codes and other
advances in radar experiment theory
Markku Lehtinen
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| 08:30-08:45
| General radar transmission codes
Juha Vierinen, M. Lehtinen and M. Orispää
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| 08:45-09:00
| FLIPS (Fortran Linear Inverse Problem Solver)
Mikko Orispää
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| 09:00-09:15
| A new method for decoding phase codes
Ilkka Virtanen, M. Lehtinen, T. Nygrén, M. Orispää and J. Vierinen
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| 09:15-09:45
| A Bayesian approach to resolving velocities
with the Poker Flat ISR (invited)
Craig Heinselman and M. Nicolls
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| 09:45-10:15 | Coffee break
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| 10:15-10:30
| AMISR as a tool for studying the generation
and propagation of gravity waves at high latitudes
Michael Nicolls, C. Heinselman, S. Vadas and J. Kelly
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| 10:30-11:00
| EISCAT_3D: Background, progress, current status
and next steps (invited)
Gudmund Wannberg
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| 11:00-11:15
| Presentation of the Large Aperture Array Radar
Simulation Environment (LAARSE), a Matlab simulation tool developed for the EISCAT 3D radar
Gustav Stenberg
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| 11:15-11:30
| Time synchronization in the EISCAT_3D Incoherent
Scatter Radar
Tore Lindgren, G. Stenberg, M. Larsmark, J. Borg and J. Johansson
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| 11:30-11:45
| Phase calibration of an aperture synthesis
imaging array by means of incoherent scattering
T. Grydeland, Cesar La Hoz and V. Belyey
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| 11:45-12:00
| Data archive and distribution systems
for the EISCAT_3D radar
Derek McKay, I. Finch, S. Crothers and I. McCrea
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| 12:00-12:15
| Developments in the use of EISCAT for
interplanetary scintillation
Richard Fallows, A. Breen and G. Dorrian
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| 12:15-13:45 | Lunch
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| Session IV: Mesosphere and D-Region Studies |
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| Conveners: Sheila Kirkwood, Esa Turunen
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| 13:45-14:00
| New PMSE observations with the EISCAT 500-MHz Svalbard
Radar and the SOUSY 53.5-MHz Svalbard Radar
Jürgen Röttger, M. Rapp, L. Qiang, J. Trautner, A. Serafimovich and C. Hall
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| 14:00-14:15
| Polar mesosphere winter echoes: Height dependence of
spectral widths at 224 MHz and 52 MHz and the infrasound theory
Sheila Kirkwood, E. Belova and H. Nilsson
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| 14:15-14:45
| PMSE/PMWE research using the EISCAT Heating facility:
A review of recent results (invited)
Evgenia Belova
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| 14:45-15:00
| Measurements and theory of scattering cross sections
of PMSE with the EISCAT VHF and UHF radars
Cesar La Hoz and O. Havnes
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| 15:00-15:30 | Coffee break
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| 15:30-16:00
| Sunset transition in the D-region ionosphere during the
October 1989 solar proton event (invited)
Pekka T. Verronen, Th. Ulich, E. Turunen and C. J. Rodger
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| 16:00-16:15
| Energy characteristics of precipitating relativistic
electrons as determined from EISCAT, VLF propagation and riometer data using D-region ion chemistry modelling
Esa Turunen, Th. Ulich, C.-F. Enell, A. Kero, T. Raita, J. Manninen et al.
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| 16:15-16:30
| Modelling the mesospheric effects of solar short-wave radiation
Carl-Fredrik Enell, P. T. Verronen, A. M. Seppälä, A. Kero, Th. Ulich and E. Turunen
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| 16:30-18:00 | Poster session |
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| Session III: Novel Developments in Radar Techniques and Applications |
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| The use of long-time EISCAT data series for
improving ionospheric corrections models: First results
Rico Behlke, V. Belyey and C. La Hoz
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| First results of an open-source based program for
acquiring long time series of ionospheric parameters from the EISCAT Madrigal database
V. Belyey and Cesar La Hoz
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| Interferometric imaging (WP5) for EISCAT_3D
V. Belyey, T. Grydeland and Cesar La Hoz
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| Statistical analysis of incoherent scatter experiments
using the Markov Chain Monte-Carlo method
Juha Vierinen, I. Virtanen, M. Lehtinen and A. Kero
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| Session IV: Mesosphere and D-Region Studies |
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| Modelling of the ion composition in the lower
high-latitude ionosphere during solar proton precipitation
A. Osepian, Sheila Kirkwood, P. Dalin and V. Tereschenko
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| Influence of the concentration of minor neutral
(NO, O3, and O) constituents on the structure of the lower ionosphere during solar proton events
Sheila Kirkwood, A. Osepian, V. Tereschenko and P. Dalin
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| D-layer electron temperature estimates from
Heater-modulated PMSE as observed by the IRIS riometer
Graham Routledge, M. J. Kosch and F. Honary
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| Overshoot effect and polar mesosphere winter
echoes on October 24, 2006
E. Belova, Maria Smirnova, M. Rietveld, B. Isham, S. Kirkwood and T. Sergienko
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| Session V: Magnetosphere-Ionosphere-Atmosphere Coupling Studies |
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| Incoherent scatter radar measurements of
field-aligned currents in the polar region
Ingemar Häggström
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| On meso-scale coupling between ionospheric
Joule heating and electrojet activity
Kirsti Kauristie, O. Amm, A. Aikio, L. Juusola, I. Sillanpää and H. Vanhamäki
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| Influence of the ionosphere F2 layer peak
height hmF2 long-term lowering on the mean night variation in the red 630.0 nm line nightglow intensity
G. Didebulidze, N. Gudadze, Levan Lomidze and G. Javakhishvili
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| Comparison and validation studies related to
the modeling ionospheric convection and the EISCAT observations in the polar cap
Renata Lukianova, A. Kozlovsky and T. Turunen
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| Polar cap sporadic E and electric field
Tuomo Nygrén, A. Aikio and M. Voiculescu
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| Session VI: Auroral Phenomena |
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| The Trans-National Access Program
Lisa Baddeley
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| Session VII: Structures and Dynamics of the Polar Cap and Cusp |
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| Ion-dispersion in the cusp: A case study
investigated with satellite and radar
J. Lunde, Stephan Buchert, Y. Ogawa, M. Hirahara, K. Seki, Y. Ebihara et al.
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| Session VIII: Ionospheric Plasma Physics and Scattering Mechanisms |
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| Naturally enhanced ion-acoustic lines and solitary waves
Jonas Ekeberg, K. Stasiewicz, L. Eliasson and T. B. Leyser
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| Dependence of the ion-acoustic speed on the
electron drift in the high-latitude ionosphere
A. Koustov, R. Fiori, J. Gorin and Mikhail Uspensky
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| Session IX: Ionospheric Modification by Radio Waves |
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| HF heater-induced phenomena in the ionospheric F region
under the pump frequency above the maximum plasma frequency
Nataly Blagoveshchenskaya, T. Borisova, V. Kornienko, M. Rietveld and A. Brekke
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| Ionospheric pumping experiments on the
second electron gyro-harmonic in Alaska
M. Kosch, B. Bristow, F. Djuth, C. Heinselman, J. Hughes, Björn Gustavsson et al.
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| Observation of ionosphere response to
HF heating at Barentsburg
Alexey Mochalov, A. Pashin and T. K. Yeoman
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| Previously unreported emissions from
ionospheric heating experiments
Charles Mutiso, J. Hughes, M. Kosch and B. Gustavsson
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| Modification of the natural plasma line during
HF heating at Tromsø
Andrew Senior and M. J. Kosch
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Wednesday, 8th August
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| Session V: Magnetosphere-Ionosphere-Atmosphere Coupling Studies |
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| Conveners: Tim Yeoman, Olaf Amm
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| 08:15-08:45
| The Pedersen current carried by electrons: Effects
on magnetosphere-ionosphere coupling (invited)
Stephan Buchert
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| 08:45-09:00
| Statistical MLT-distribution of conductances,
electric fields, and Joule heating rate at high latitudes
Anita Aikio, A. Seppänen and T. Nygrén
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| 09:00-09:15
| A comparison of various ground-based methods of
estimating ionospheric conductances
Andrew Senior, M. J. Kosch, T. R. Pedersen and F. Honary
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| 09:15-09:30
| Investigation of the ground-based signatures of the
ionospheric Alfvén resonator (IAR) using the data from EISCAT Svalbard Radar
Nadezhda Semenova and A. G. Yahnin
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| 09:30-09:45
| GPS imaging of magnetosphere-ionosphere coupling
Dimitry Pokhotelov, C. Mitchell and P. Spencer
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| 09:45-10:15 | Coffee break
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| 10:15-10:45
| Mesoscale thermospheric structure - current evidence
and future experiments (invited)
Eoghan Griffin, A. Aruliah, I. McWhirter, I. Yiu, A. Dobbin, G. Millward et al.
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| 10:45-11:00
| Physical mechanism to generate vertical motions in the
polar lower thermosphere
Shin-ichiro Oyama, S. Maeda, H. Shinagawa and B. J. Watkins
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| 11:00-11:15
| Multi-layer structure and its short-period
oscillations in the ionosphere F2 layer as a result of the presence of atmospheric vortical perturbation
excited in the horizontal shear flow
Levan Lomidze, N. Gudadze and G. Didebulidze
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| 11:15-11:30
| Relationship between ion upflows and suprathermal
ions observed with the EISCAT Svalbard Radar and Reimei satellite
Yasunobu Ogawa, K. Seki, M. Hirahara, K. Asamura, T. Sakanoi, Y. Ebihara et al.
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| 11:30-11:45
| Observations of an auroral streamer in a
double oval configuration
Olaf Amm, R. Nakamura, T. Takada, K. Kauristie, H. U. Frey, C. Owen et al.
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| 11:45-12:00
| Effects of a geomagnetic pulsation on electron
precipitation spectra
Andrew Kavanagh, F. Honary and A. Senior
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| 12:00-14:00 | Lunch
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| 14:00-17:30 | Excursion |
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| 19:00 - | Conference Dinner |
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Thursday, 9th August
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| Session VI: Auroral Phenomena |
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| Conveners: Takehiko Aso, Anita Aikio
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| 08:15-08:45
| Results from ASK observing campaign 2006/7
in Tromsø (invited)
Nickolay Ivchenko, B. Lanchester, H. Dahlgren, D. Whiter, G. Marklund, T. Sergienko et al.
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| 08:45-09:00
| Modelling and observations of the energy
spectrum of precipitating electrons using joint EISCAT-ASK (Auroral Structure and Kinetics) measurements
Mina Ashrafi, B. Lanchester, D. Whiter, H. Dahlgren and N. Ivchenko
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| 09:00-09:15
| Conditionally integrated incoherent
scatter radar data and flickering aurora
T. Grydeland, Björn Gustavsson, E. M. Blixt, L. Baddeley and J. Lunde
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| 09:15-09:30
| A new method to estimate ionospheric
electric fields and currents using ground magnetic data from a local magnetometer network
Heikki Vanhamäki, O. Amm and K. Kauristie
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| 09:30-09:45
| Observation of ionospheric effects
in the aurora zone using CHAMP and COSMIC/Formosat-3 data
Christoph Mayer and N. Jakowski
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| 09:45-10:15 | Coffee break
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| 10:15-10:45
| Colour imaging of the aurora (invited)
Noora Partamies, M. Syrjäsuo and K. Kauristie
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| 10:45-11:00
| Electric fields associated with post-noon auroras
Alexander Kozlovsky, T. Turunen, A. Aikio, T. Pitkänen, K. Kauristie and S. Massetti
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| 11:00-11:15
| Coordinated optical and radar observations
of enhanced electric fields within auroral arcs
Vladimir Safargaleev, T. Sergienko, A. Kozlovsky, I. Sandahl, S. Osipenko and U. Brändström
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| 11:15-11:30
| Coordinated EISCAT and ALIS observations
of the active auroral arc system
Tima Sergienko, I. Sandahl, V. Safargaleev, B. Gustavsson and U. Brändström
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| 11:30-11:45
| The Trans-National Access Program
Lisa Baddeley
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| 11:45-13:30 | Lunch
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| Session VII: Structures and Dynamics of the Polar Cap and Cusp |
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| Conveners: Jøran Moen, Kirsti Kauristie
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| 13:30-14:00
| The case for a new process, not mechanism,
for cusp irregularity production (invited)
Herbert Carlson, T. Pedersen, S. Basu and J. Moen
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| 14:00-14:15
| Cusp density enhancements by Fossil FTEs?
Ian McCrea, J. Davies, M. Hapgood and V. Howells
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| 14:15-14:30
| Electron density in the cusp ionosphere:
When the ESR confirms TRANSCAR predictions
Frédéric Pitout and P.-L. Blelly
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| 14:30-14:45
| Combined CHAMP-EISCAT studies on local
thermospheric mass density enhancements in the CUSP
Stefanie Rentz, H. Lühr and M. Rietveld
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| 14:45-15:00
| Cluster high altitude observations of
oxygen ion outflow, the connection to the ionosphere
Hans Nilsson, M. Waara and H. Rème
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| 15:00-15:15
| Effects of the IMF By inferred from
the FAC-based convection model and radar observations
Renata Lukianova, A. Kozlovsky, F. Christiansen and T. Turunen
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| 15:15-15:45 | Coffee break
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| 15:45-16:15
| Dependence of the electromagnetic and
precipitating particle energy inputs to the ionosphere upon the sunlit/shade condition of the ionosphere (invited)
Ryoichi Fujii, H. Handa, S. Nozawa and Y. Ogawa
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| 16:15-16:30
| Dynamics of the polar cap boundary in
the evening sector during a substorm event
Timo Pitkänen, A. Aikio, A. Kozlovsky and O. Amm
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| 16:30-16:45
| On the diurnal variability in F2-region
plasma density above EISCAT Svalbard Radar
J. Moen, X. C. Oiu, Herbert Carlson, R. Fujii and I. W. McCrea
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| 16:45-17:00
| Large scale structuring of polar cap plasma
in the nightside ionosphere: The influence of the orientation of the interplanetary magnetic field
Alan Wood, E. Pryse, H. R. Middleton and V. Howells
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| 17:00-17:15
| Ground based observation of high latitude
ULF wave signatures
Carlos Gane, D. Wright and T. Raita
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Friday, 10th August
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| Session VIII: Ionospheric Plasma Physics and Scattering Mechanisms |
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| Conveners: Anja Strømme, Francois Forme
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| 08:15-08:45
| Zakharov simulations of Langmuir turbulence:
effects on waves observed by incoherent scattering (invited)
Patrick Guio
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| 08:45-09:00
| Naturally enhanced radar spectra and low energy
auroral emission
J. Sullivan, Mike Lockwood, B. Lanchester, E. Kontar and D. Whiter
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| 09:00-09:15
| Naturally Enhanced Ion Acoustic Lines with
the Poker Flat AMISR radar
Anja Strømme and J. Semeter
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| 09:15-09:30
| Study of the electron distribution function
stability in the edges of auroral arcs
Geraldine Garcia and F. Forme
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| 09:30-10:00 | Coffee break
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| 10:00-10:15 | Group Photo
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| Session IX: Ionospheric Modification by Radio Waves |
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| Conveners: Björn Gustavsson, Mike Kosch
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| 10:15-10:45
| Radio wave modification of plasma irregularities
associated with mesospheric dust clouds (invited)
Wayne Scales and C. Chen
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| 10:45-11:00
| Aspect sensitivity of the first 100 ms
HF-modification measured with the MUIR at HAARP
Shin-ichiro Oyama and B. J. Watkins
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| 11:00-11:15
| Observations of aspect sensitive SPEAR-induced
enhancements in incoherent scatter spectra
Ranvir Dhillon, T. Robinson and T. Yeoman
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| 11:15-11:30
| Bistatic observations of ULF waves in SPEAR-induced
HF coherent backscatter
Tim Yeoman, T. Robinson, D. Wright and L. Baddeley
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| 11:30-11:45
| ULF wave activity from HF pumping experiments
at mid and high latitudes
Nataly Blagoveshchenskaya, T. Borisova, V. Kornienko, M. Rietveld, V. Frolov, M. Kosch et al.
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| 11:45-12:00
| Density of upper atmosphere neutral components
and artificial magnetic pulsations in Pc1 range excitation
Alexey Mochalov and A. Pashin
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| 12:00-13:30 | Lunch
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| 13:30-14:00
| Plans for and progress towards the new Arecibo
HF facility (invited)
Michael Sulzer
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|
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| 14:00-14:15
| Heating upgrade
Markku Postila, G. Wannberg, M. Rietveld, T. Iinatti and A. Westman
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|
|
| 14:15-14:30
| New diagnostic methods for the D-region
ionosphere in a case of EISCAT heating experiments
Antti Kero, J. Vierinen, I. Virtanen, C.-F. Enell and E. Turunen
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|
| 14:30-14:45
| Aspect angle dependence of top- and bottom-side
UHF radar backscatter from ionospheric HF pumping at Tromsø
Mina Ashrafi, M. Kosch, M. Starks, A. Senior, M. Rietveld and T. Yeoman
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| 14:45-15:00
| Altitude distribution of HF-pump enhanced
emissions at 6300 and 5577 Å: A comparison between observations and theory
Björn Gustavsson, B. Bristow, C. Heinselman, J. Hughes, M. Kosch, C. Mutiso et al.
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| 15:00-15:05 | Closing words
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| 15:05 | END OF THE WORKSHOP
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