Results 131 to 140 of about 725,463 (303)

Resultant Force on Grains of a Real Sand Dune: How to Measure It?

open access: yesGeophysical Research Letters, Volume 52, Issue 15, 16 August 2025.
Abstract Barchan dunes usually appear under the action of one‐directional fluid flows, being found on Earth, Mars, and other celestial bodies; however, although ubiquitous in nature, understanding dune dynamics at the grain scale is challenging due to the vast number of grains involved.
R. F. Miotto   +4 more
wiley   +1 more source

Proceedings of the MECA Workshop on The Evoluation of the Martian Atmosphere [PDF]

open access: yes
Topics addressed include: Mars' volatile budget; climatic implications of martian channels; bulk composition of Mars; accreted water inventory; evolution of CO2; dust storms; nonlinear frost albedo feedback on Mars; martian atmospheric evolution; effects
Carr, M.   +4 more
core   +1 more source

The Vertical Temperature Distribution in the Martian Atmosphere [PDF]

open access: hybrid, 1966
George Ohring, Joseph Mariano
openalex   +1 more source

Workshop on Mars Sample Return Science [PDF]

open access: yes
Martian magnetic history; quarantine issues; surface modifying processes; climate and atmosphere; sampling sites and strategies; and life sciences were among the topics ...
Blanchard, Douglas P.   +8 more
core   +1 more source

Spectroscopic Study of Solar and Planetary Atmospheres Semiannual Status Report No. 6, Aug. 1, 1965 - Feb. 1, 1966 [PDF]

open access: yes
Spectroscopic study of solar and planetary atmospheres - observations of Venus and Jupiter, and analysis of simulated Martian atmosphere in visible and infrared ...
Heyden, F. J.
core   +1 more source

Review for the Design and Experimental Study of a Coaxial Twin-rotor Mars Unmanned Aerial Vehicle

open access: yesSpace: Science & Technology
The thin atmosphere of Mars presents a necessary yet challenging flight environment for low-altitude flying vehicles or unmanned aerial vehicles. As a key technology, Martian unmanned aerial vehicles hold marked value and importance for scientific ...
Zhifang Ke   +10 more
doaj   +1 more source

Carbon reservoirs on Mars: Constraints from Martian meteorites [PDF]

open access: yes, 2003
We have measured the abundance and stable isotopic composition of magmatic carbon extracted from a suite of shergottites. The results confirm previous findings that primordial carbon on Mars is isotopically lighter than that of the ...
Grady, Monica, Wright, Ian
core  

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