Results 141 to 150 of about 725,463 (303)

Effects of Martian Dust Storms on Ionospheric Peak Altitudes

open access: yesThe Astrophysical Journal
The effects of Martian dust storms on the atmosphere and ionosphere is one of the hot topics in Mars research. This paper reports on the effects of a local dust storm on the ionospheric peak altitude based on electron density profile observations from ...
Yu Lou   +3 more
doaj   +1 more source

Assimilating the Martian water cycle [PDF]

open access: yes, 2012
Water ice clouds have been shown to alter the thermal structure of the Martian atmosphere. Here we discuss the assimilation of total column water vapour and dust optical depth data from the Thermal Emission Spectrometer (TES) into the UK/LMD MGCM, and ...
Lewis, S. R.   +3 more
core  

Scattering matrices and expansion coefficients of Martian analogue palagonite particles

open access: yes, 2008
We present measurements of ratios of elements of the scattering matrix of Martian analogue palagonite particles for scattering angles ranging from 3 to 174 degrees and a wavelength of 632.8 nm.
Hovenier, J. W.   +5 more
core   +1 more source

Dual-Wavelength Interferometric Detection Technology for Wind and Temperature Fields in the Martian Middle and Upper Atmosphere Based on LCTF

open access: yesRemote Sensing
A dual-wavelength spaceborne Martian polarized wind imaging Michelson interferometer based on liquid crystal tunable filters (LCTF-MPWIMI) has been proposed for the remote sensing detection of dynamic parameters such as wind speed and temperature in the ...
Yanqiang Wang   +6 more
doaj   +1 more source

Mars Orbiter Laser Altimeter: Experiment summary after the first year of global mapping of Mars [PDF]

open access: yes, 2001
The Mars Orbiter Laser Altimeter (MOLA), an instrument on the Mars Global Surveyor spacecraft, has measured the topography, surface roughness, and 1.064-μm reflectivity of Mars and the heights of volatile and dust clouds.
Ivanov, Anton B.   +2 more
core  

Fractionated Martian Atmosphere – the Case of the Nakhlites, Revisited with Experiments [PDF]

open access: yes, 2018
We report on fractionated noble gases in the Martian meterorites - a literature survey and new ...
Bart, G. D.   +18 more
core  

The long winter model of Martian biology: A speculation [PDF]

open access: yes
An estimated mean thickness of about 1 km of frost in the Martian north polar cap summer remnant, if vaporized, would yield about 1000 g/sq cm of atmosphere over the planet, higher global temperatures through the greenhouse effect, and a greatly ...
Sagan, C.
core   +1 more source

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