Results 121 to 130 of about 4,247,920 (343)

Charged Clouds of Ionized Gas Emerge from Tribocharging Grains

open access: yesThe Planetary Science Journal
If two solid particles collide, charge is exchanged. However, this transfer is not restricted to the surface of the particle. Ions are also dispersed into the environment. They form a charge cloud around the particle.
Patrick Hock, Jens Teiser, Gerhard Wurm
doaj   +1 more source

Workshop on Advanced Technologies for Planetary Instruments, part 1 [PDF]

open access: yes
This meeting was conceived in response to new challenges facing NASA's robotic solar system exploration program. This volume contains papers presented at the Workshop on Advanced Technologies for Planetary Instruments on 28-30 Apr. 1993. This meeting was
Appleby, John F.
core   +1 more source

Planetary Bistatic Radar [PDF]

open access: yes, 2018
Planetary radar observations offer the potential for probing the properties of characteristics of solid bodies throughout the inner solar system and at least as far as the orbit of Saturn.
Brozovic, M.   +4 more
core   +1 more source

Multiple Twinning in Nacre and Aragonite

open access: yesAdvanced Functional Materials, EarlyView.
Electron backscatter diffraction map of a cluster of geologic aragonite, exhibiting single, double, and triple twins. The whole cluster is approximately 2 cm wide. Colors indicate crystal orientations, so that pixels where the a‐, b‐, and c‐axis is perpendicular to the image plane are green, red, and blue, respectively.
Connor A. Schmidt   +7 more
wiley   +1 more source

Temperatures of Jupiter’s Upper Atmosphere: The Role of the Planetary Magnetic Field

open access: yesThe Astrophysical Journal Letters
The primary source of heating in the upper atmospheres (thermospheres) of giant planets has been the subject of long debate. The conundrum (or “energy crisis”) consists in observed thermosphere temperatures at low and midlatitudes exceeding values ...
Ingo C. F. Müller-Wodarg   +4 more
doaj   +1 more source

Space Station Planetology Experiments (SSPEX) [PDF]

open access: yes
A meeting of 50 planetary scientists considered the uses of the Space Station to support experiments in their various disciplines. Abstracts (28) present concepts for impact and aeolian processes, particle formation and interaction, and other planetary ...
Greeley, R., Williams, R. J.
core   +1 more source

A Solvent‐Free, Dry‐Processed Li‐Ion Battery Enabled by Dual Binders and Nanostructured Aluminum Current Collectors

open access: yesAdvanced Functional Materials, EarlyView.
A dual‐binder dry‐processed electrode (DB‐DPE) combining PTFE and PVDF with a nanostructured Al current collector (NSA) forms a mechanically interlocked interface that significantly improves adhesion and reduces interfacial resistance. With an active material content as high as 96 wt.%, the NSA‐based DB‐DPE enables high‐mass‐loading operation (12.5 mAh
Seok Yun Kim   +4 more
wiley   +1 more source

Effects of the 2007 Martian Global Dust Storm on Boundary Positions in the Induced Magnetosphere

open access: yesThe Planetary Science Journal
Mars's magnetosphere is a sensitive system, varying due to external and internal factors, such as solar wind conditions and crustal magnetic fields.
Catherine E. Regan   +10 more
doaj   +1 more source

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