In situ measurements of the physical characteristics of Titan's environment
- M. Fulchignoni, F. Ferri, J. Zarnecki
- Environmental Science, PhysicsNature
- 8 December 2005
The temperature and density profiles, as determined by the Huygens Atmospheric Structure Instrument (HASI), from an altitude of 1,400 km down to the surface were higher than expected and the extent of atmospheric electricity was also hitherto unknown.
Dust measurements in the coma of comet 67P/Churyumov-Gerasimenko inbound to the Sun
- A. Rotundi, H. Sierks, J. Zarnecki
- Physics, GeologyScience
- 23 January 2015
The largest orbiting clumps are meter-sized, confirming the dust/gas ratio of 3 inferred at perihelion from models of dust comae and trails.
Ultraviolet radiation on the surface of Mars and the Beagle 2 UV sensor
- M. Patel, J. Zarnecki, D. Catling
- Physics, Environmental Science
- 1 August 2002
DENSITY AND CHARGE OF PRISTINE FLUFFY PARTICLES FROM COMET 67P/CHURYUMOV–GERASIMENKO
- M. Fulle, V. Corte, N. Altobelli
- Physics, Geology
- 24 March 2015
The Grain Impact Analyzer and Dust Accumulator (GIADA) instrument on board ESA’s Rosetta mission is constraining the origin of the dust particles detected within the coma of comet 67…
EVOLUTION OF THE DUST SIZE DISTRIBUTION OF COMET 67P/CHURYUMOV–GERASIMENKO FROM 2.2 au TO PERIHELION
- M. Fulle, F. Marzari, J. Zarnecki
- Physics, Geology
- 5 April 2016
The Rosetta probe, orbiting Jupiter-family comet 67P/Churyumov–Gerasimenko, has been detecting individual dust particles of mass larger than 10−10 kg by means of the GIADA dust collector and the…
Broadband infrared photometry of comet Hale-Bopp with ISOPHOT ?
- E. Grün, M. Hanner, J. Zarnecki
- Physics, Geology
- 1 October 2001
Comet Hale-Bopp was observed ve times with ISOPHOT, the photometer on board ESA's Infrared Space Observatory (ISO) between 4.6 and 2.8 AU. Each time, broadband photometry was performed using 4…
GIADA: shining a light on the monitoring of the comet dust production from the nucleus of 67P/Churyumov-Gerasimenko
- V. Corte, A. Rotundi, N. Altobelli
- Physics, Geology
- 1 November 2015
During the period between 15 September 2014 and 4 February 2015, the Rosetta spacecraft accomplished the circular orbit phase around the nucleus of comet 67P/Churyumov-Gerasimenko (67P). The Grain…
Dust density and mass distribution near comet Halley from Giotto observations
- J. McDonnell, W. M. Alexander, R. Turner
- Physics, Geology
- 15 May 1986
The dust impact detection system (DIDSY) carried by the Giotto spacecraft has measured the density and mass spectrum (in the range 10−20–10−8 kg) of the dust near comet Halley. Profiles of the dust…
Convective vortices on Mars: a reanalysis of Viking Lander 2 meteorological data, sols 1–60
- T. Ringrose, M. Towner, J. Zarnecki
- Environmental Science
- 1 March 2002
Hypervelocity impact studies using the 2 MV Van de Graaff accelerator and two-stage light gas gun of the University of Kent at Canterbury
- M. Burchell, M. Cole, J. McDonnell, J. Zarnecki
- Physics, Geology
- 1999
The hypervelocity impact facilities of the University of Kent are described. They comprise a 2 MV Van de Graaff accelerator for the electrostatic acceleration of dust particles (mass and velocities )…
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