Search Results - "Blix, T. A."
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Modeling the plasma response to small-scale aerosol particle perturbations in the mesopause region
Published in Journal of Geophysical Research - Atmospheres (27-04-2003)“…We have developed a numerical model that solves the time‐dependent, one‐dimensional, coupled continuity and momentum equations for an arbitrary number of…”
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Rocket measurements of positive ions during polar mesosphere winter echo conditions
Published in Atmospheric chemistry and physics (07-12-2006)“…On 18 January 2005, two small, instrumented rockets were launched from Andøya Rocket Range (69.3° N, 16° E) during conditions with Polar Mesosphere Winter…”
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PMSE and E-region plasma instability: In situ observations
Published in Journal of atmospheric and solar-terrestrial physics (2009)“…From 29 June to July 6, 2003, the ROMA-Svalrak (Rocketborne Observations of the Middle Atmosphere at the Svalrak facilities) sounding rocket campaign took…”
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Charge and size distribution of mesospheric aerosol particles measured inside NLC and PMSE during MIDAS MaCWAVE 2002
Published in Journal of atmospheric and solar-terrestrial physics (2006)“…During the MIDAS MaCWAVE sounding rocket campaign performed at Andøya, Norway (16°E, 69°N), from 29 June to 5 July 2002, charged aerosol probes aboard a MIDAS…”
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Small scale density variations of electrons and charged particles in the vicinity of polar mesosphere summer echoes
Published in Atmospheric chemistry and physics (16-09-2003)“…We present small scale variations of electron number densities and particle charge number densities measured in situ in the presence of polar mesosphere summer…”
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Small scale plasma and charged aerosol variations and their importance for polar mesosphere summer echoes
Published in Advances in space research (01-01-1999)“…Since 1990 a number of campaigns have been conducted in order to study the small scale structure of charged as well as neutral species within Polar Mesosphere…”
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The role of charged ice particles for the creation of PMSE: A review of recent developments
Published in Advances in space research (01-05-2003)“…We review the current understanding of the role of charged ice particles for the creation of PMSE. We briefly describe the historical background leading to the…”
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Rocket probing of PMSE and NLC — Results from the recent MIDAS/MaCWAVE campaign
Published in Advances in space research (01-05-2003)“…From 29 June to 6 July 2002, the European/American MIDAS/MaCWAVE campaign took place at the Andøya Rocket Range (69°N, 16°E) in Norway. Three MMAS payloads…”
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The importance of charged aerosols in the polar mesosphere in connection with Noctilucent Clouds and Polar Mesosphere Summer Echoes
Published in Advances in space research (01-01-1999)“…A number of campaigns have been conducted in order to study Polar Mesosphere Summer Echos (PMSE) and Noctilucent Clouds (NLC) in the period 1991–1994. Several…”
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Irregular structures observed below 71 km in the night-time polar D-region
Published in Annales geophysicae (1988) (2000)“…A new rocket range, SvalRak, was opened in November 1997 at Ny-Ålesund (79°N) in the Svalbard archipelago. The first instrumented rocket was launched on 20…”
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Some features of electron density behaviour in the high latitude D-region derived from in situ measurements
Published in Journal of atmospheric and solar-terrestrial physics (01-03-2003)“…A large database of rocket measurements of the D-region electron concentration has been studied. The data were obtained at four sites in the Antarctic…”
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Seasonal variation of turbulent energy dissipation rates in the polar mesosphere : a comparison of methods
Published in Earth, planets and space (01-01-1999)“…During the last two decades many estimates of turbulence strength have been made by a variety of techniques in the mesosphere above northern Norway. We have…”
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Conference Proceeding Journal Article -
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A new concept of the D-region modeling at high latitudes
Published in Advances in Space Research (01-01-2002)“…Previous publications of the authors on the analysis of the rocket electron concentration measurements in the high-latitude D region are summarized. The…”
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Journal Article Conference Proceeding -
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PMSE dependence on aerosol charge number density and aerosol size
Published in Journal of Geophysical Research - Atmospheres (27-04-2003)“…It is commonly accepted that the existence of polar mesosphere summer echoes (PMSEs) depends on the presence of charged aerosols since these are comparatively…”
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Relations between small scale electron number density fluctuations, radar backscatter, and charged aerosol particles
Published in Journal of Geophysical Research - Atmospheres (27-04-2003)“…During several campaigns during the last 10 years, detailed in situ studies of electrons, positive ions, and charged aerosols have been performed by means of…”
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Observations in the polar middle atmosphere by rocket-borne Rayleigh lidar : First results
Published in Earth, planets and space (01-01-1999)“…We present a new rocket instrument which measures total atmospheric density with great precision and resolution by Rayleigh scattering of infrared light…”
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Conference Proceeding Journal Article -
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Modelling the small-scale plasma response to the presence of heavy aerosol particles
Published in Advances in space research (01-05-2003)“…Using a one-dimensional, time-dependent model that solves the coupled continuity and momentum equations for an arbitrary number of charged and neutral…”
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Middle and upper atmospheres, active experiments, and dusty plasmas
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In situ observations of small scale neutral and plasma dynamics in the mesosphere/lower thermosphere at 79°N
Published in Advances in space research (2006)“…From June 29 to July 6 2003, the German-Norwegian ROMA-SvalRak campaign (ROMA = Rocket borne Observations in the Middle Atmosphere) took place at the SvalRak…”
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Journal Article